Bump Version

Avoid unnecessary overhead
Rewrite the GIF frame delay if it's below a threshold (coil-kt/coil#783) (#672 )
2023-01-15 09:57:00 +08:00 · 2023-01-14 19:56:55 +08:00 · 2023-01-14 17:19:48 +08:00 · 2023-01-14 12:19:58 +08:00 · 2023-01-14 12:11:27 +08:00 · 2023-01-14 12:03:55 +08:00
105 changed files with 7510 additions and 14073 deletions
@@ -33,7 +33,7 @@ android {
        minSdkVersion 28
        targetSdkVersion 33
        versionCode 180030
-        versionName "1.8.5.3-alpha03"
+        versionName "1.8.5.3-alpha05"
        resConfigs 'zh', 'zh-rCN', 'zh-rHK', 'zh-rTW', 'es', 'ja', 'ko', 'fr', 'de', 'th'
    }

@@ -52,9 +52,7 @@ android {
        jvmTarget = '19'
        freeCompilerArgs += [
                // https://kotlinlang.org/docs/compiler-reference.html#progressive
-                "-progressive",
-                "-P",
-                "plugin:androidx.compose.compiler.plugins.kotlin:suppressKotlinVersionCompatibilityCheck=true"
+                "-progressive"
        ]
    }

@@ -95,109 +93,72 @@ android {
    }

    composeOptions {
-        kotlinCompilerExtensionVersion = "1.4.0-alpha02"
+        kotlinCompilerExtensionVersion = "1.4.0-dev-k1.8.0-33c0ad36f83"
    }

    namespace 'com.hippo.ehviewer'
 }

 dependencies {
-    def activity_version = "1.6.1"
-    implementation "androidx.activity:activity-ktx:$activity_version"
-
-    implementation "androidx.annotation:annotation:1.5.0"
-    implementation "androidx.annotation:annotation-experimental:1.3.0"
-    implementation "androidx.appcompat:appcompat:1.7.0-alpha01"
-
-    def arch_core_version = "2.1.0"
-    implementation "androidx.arch.core:core-common:$arch_core_version"
-    implementation "androidx.arch.core:core-runtime:$arch_core_version"
-
+    // https://developer.android.com/jetpack/androidx/releases/activity
+    implementation "androidx.activity:activity-compose:1.6.1"
+    implementation "androidx.appcompat:appcompat:1.6.0"
    implementation "androidx.biometric:biometric-ktx:1.2.0-alpha05"
    implementation "androidx.browser:browser:1.4.0"

-    def collection_version = "1.3.0-alpha02"
-    implementation "androidx.collection:collection:$collection_version"
-    implementation "androidx.collection:collection-ktx:$collection_version"
-
-    implementation platform("androidx.compose:compose-bom:2022.12.00")
-    implementation "androidx.compose.animation:animation"
-    implementation "androidx.compose.foundation:foundation"
-    implementation "androidx.compose.foundation:foundation-layout"
+    // https://developer.android.com/jetpack/androidx/releases/compose-material3
+    implementation platform("androidx.compose:compose-bom:2023.01.00")
+    implementation "androidx.compose.material:material-icons-extended"
    implementation "androidx.compose.material3:material3"
-    implementation "androidx.compose.runtime:runtime"
-    implementation "androidx.compose.runtime:runtime-saveable"
-    implementation "androidx.compose.ui:ui"

    implementation "androidx.constraintlayout:constraintlayout:2.2.0-alpha05"
    implementation "androidx.coordinatorlayout:coordinatorlayout:1.2.0"
+    // https://developer.android.com/jetpack/androidx/releases/lifecycle
+    implementation "androidx.lifecycle:lifecycle-process:2.5.1"

-    def core_version = "1.9.0"
-    implementation "androidx.core:core-ktx:$core_version"
-
-    implementation "androidx.customview:customview:1.2.0-alpha02"
-    implementation "androidx.dynamicanimation:dynamicanimation:1.1.0-alpha03"
-
-    def fragment_version = "1.6.0-alpha04"
-    implementation "androidx.fragment:fragment-ktx:$fragment_version"
-
-    def lifecycle_version = "2.6.0-alpha03"
-    implementation "androidx.lifecycle:lifecycle-livedata-ktx:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-livedata-core-ktx:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-process:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-runtime-ktx:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-viewmodel-savedstate:$lifecycle_version"
-
-    implementation "androidx.loader:loader:1.1.0"
-
+    // https://developer.android.com/jetpack/androidx/releases/navigation
    def nav_version = "2.5.3"
    implementation "androidx.navigation:navigation-fragment-ktx:$nav_version"
    implementation "androidx.navigation:navigation-ui-ktx:$nav_version"
+    implementation "androidx.navigation:navigation-compose:$nav_version"

+    // https://developer.android.com/jetpack/androidx/releases/paging
    implementation "androidx.paging:paging-runtime-ktx:3.2.0-alpha03"
-
    implementation 'androidx.preference:preference-ktx:1.2.0'
    implementation 'androidx.recyclerview:recyclerview:1.3.0-rc01'

-    def room_version = "2.5.0-rc01"
-    implementation "androidx.room:room-runtime:$room_version"
+    // https://developer.android.com/jetpack/androidx/releases/room
+    def room_version = "2.5.0"
    ksp "androidx.room:room-compiler:$room_version"
    implementation "androidx.room:room-paging:$room_version"

-    implementation 'androidx.startup:startup-runtime:1.2.0-alpha01'
    implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.2.0-alpha01'
-    implementation "androidx.transition:transition-ktx:1.4.1"
-    implementation "androidx.vectordrawable:vectordrawable:1.2.0-beta01"
-    implementation "androidx.vectordrawable:vectordrawable-animated:1.1.0"
-    implementation 'androidx.viewpager:viewpager:1.1.0-alpha01'
-    implementation 'androidx.viewpager2:viewpager2:1.1.0-beta01'
-
    implementation 'com.drakeet.drawer:drawer:1.0.3'
+    implementation 'com.github.chrisbanes:PhotoView:2.3.0' // Dead Dependency
+    implementation 'com.github.tachiyomiorg:DirectionalViewPager:1.0.0' // Dead Dependency
+    // https://github.com/google/accompanist/releases
+    implementation "com.google.accompanist:accompanist-themeadapter-material3:0.28.0"
    implementation 'com.google.android.material:material:1.8.0-rc01'

+    // https://square.github.io/okhttp/changelogs/changelog/
    implementation 'com.squareup.okhttp3:okhttp-bom:5.0.0-alpha.11'
-    implementation 'com.squareup.okhttp3:okhttp'
    implementation 'com.squareup.okhttp3:okhttp-coroutines'

+    implementation 'dev.chrisbanes.insetter:insetter:0.6.1' // Dead Dependency
    implementation 'dev.rikka.rikkax.core:core-ktx:1.4.1'
    implementation 'dev.rikka.rikkax.insets:insets:1.3.0'
    implementation 'dev.rikka.rikkax.layoutinflater:layoutinflater:1.2.0'
    implementation 'dev.rikka.rikkax.preference:simplemenu-preference:1.0.3'
    implementation 'dev.rikka.rikkax.material:material-preference:2.0.0'
+    // https://coil-kt.github.io/coil/changelog/
    implementation 'io.coil-kt:coil:2.2.2'
    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.4'
    implementation 'org.jsoup:jsoup:1.15.3'
-
-    // Tachiyomi Reader
-    implementation 'com.github.chrisbanes:PhotoView:2.3.0'
-    implementation 'dev.chrisbanes.insetter:insetter:0.6.1'
 }

 configurations.all {
    exclude group: 'dev.rikka.rikkax.appcompat', module: 'appcompat'
    exclude group: 'dev.rikka.rikkax.material', module: 'material'
-    exclude group: 'androidx.compose.material'
    exclude group: 'org.jetbrains.kotlin', module: 'kotlin-android-extensions-runtime'
    exclude group: 'org.jetbrains.kotlin', module: 'kotlin-stdlib-jdk7'
    exclude group: 'org.jetbrains.kotlin', module: 'kotlin-stdlib-jdk8'
@@ -1,19 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2016 Hippo Seven
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-->
-
+<?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools">

@@ -28,13 +13,12 @@
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
-
    <uses-permission
        android:name="android.permission.WRITE_EXTERNAL_STORAGE"
        android:maxSdkVersion="28" />

    <application
-        android:name="com.hippo.ehviewer.EhApplication"
+        android:name=".EhApplication"
        android:allowBackup="true"
        android:appCategory="image"
        android:dataExtractionRules="@xml/data_extraction_rules"
@@ -42,29 +26,33 @@
        android:fullBackupContent="@xml/backup_scheme"
        android:hasFragileUserData="true"
        android:icon="@mipmap/ic_launcher"
-        android:supportsRtl="true"
        android:label="@string/app_name"
        android:localeConfig="@xml/locales_config"
        android:networkSecurityConfig="@xml/network_security_config"
        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
        android:theme="@style/AppTheme"
        tools:targetApi="tiramisu">
-
        <activity
-            android:name="com.hippo.ehviewer.ui.MainActivity"
+            android:name=".ui.LoginActivity"
+            android:exported="false"
+            android:theme="@style/AppTheme"
+            android:windowSoftInputMode="adjustResize"/>
+        <activity
+            android:name=".ui.MainActivity"
            android:banner="@mipmap/ic_leanback_banner"
            android:configChanges="screenSize"
            android:exported="true"
            android:launchMode="singleTask"
            android:windowSoftInputMode="adjustResize|stateAlwaysHidden">
-
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
+
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
-
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
+
                <category android:name="android.intent.category.LEANBACK_LAUNCHER" />
            </intent-filter>

@@ -85,26 +73,26 @@
                <data android:host="g.e-hentai.org" />
                <data android:host="lofi.e-hentai.org" />
            </intent-filter>
-
            <intent-filter android:label="@string/keyword_search">
                <action android:name="android.intent.action.SEND" />
+
                <category android:name="android.intent.category.DEFAULT" />
+
                <data android:mimeType="text/plain" />
            </intent-filter>
-
            <intent-filter android:label="@string/image_search">
                <action android:name="android.intent.action.SEND" />
+
                <category android:name="android.intent.category.DEFAULT" />
+
                <data android:mimeType="image/*" />
            </intent-filter>
        </activity>
-
        <activity
            android:name="eu.kanade.tachiyomi.ui.reader.ReaderActivity"
            android:configChanges="screenSize"
            android:exported="true"
            android:launchMode="singleTask">
-
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />

@@ -138,21 +126,18 @@
                <data android:mimeType="application/x-xz-compressed-tar" />
            </intent-filter>
        </activity>
-
        <activity
-            android:name="com.hippo.ehviewer.ui.SettingsActivity"
+            android:name=".ui.SettingsActivity"
            android:configChanges="screenSize"
            android:label="@string/settings"
            android:theme="@style/AppTheme" />
-
        <activity
-            android:name="com.hippo.ehviewer.ui.SecurityActivity"
+            android:name=".ui.SecurityActivity"
            android:configChanges="screenSize"
            android:label="@string/settings"
            android:theme="@style/AppTheme" />
-
        <activity
-            android:name="com.hippo.ehviewer.shortcuts.ShortcutsActivity"
+            android:name=".shortcuts.ShortcutsActivity"
            android:excludeFromRecents="true"
            android:launchMode="singleTask"
            android:taskAffinity=""
@@ -166,9 +151,8 @@
                android:name="autoStoreLocales"
                android:value="true" />
        </service>
-
        <service
-            android:name="com.hippo.ehviewer.download.DownloadService"
+            android:name=".download.DownloadService"
            android:foregroundServiceType="dataSync"
            android:label="@string/download_service_label" />

@@ -177,11 +161,10 @@
            android:authorities="${applicationId}.fileprovider"
            android:exported="false"
            android:grantUriPermissions="true">
-
            <meta-data
                android:name="android.support.FILE_PROVIDER_PATHS"
                android:resource="@xml/filepaths" />
-
        </provider>
    </application>
-</manifest>
+
+</manifest>
@@ -45,6 +45,6 @@ SET(LIBARCHIVE_CUSTOM_LIBS "liblzma" "nettle")
 add_subdirectory(libarchive)

 # Build and link our app's native lib
-add_library(${PROJECT_NAME} SHARED archive.c fdutils.c)
+add_library(${PROJECT_NAME} SHARED archive.c fdutils.c gifUtils.c)
 target_include_directories(${PROJECT_NAME} PUBLIC libarchive/libarchive)
 target_link_libraries(${PROJECT_NAME} archive_static log -Wl,--gc-sections)
@@ -0,0 +1,11 @@
+#include <string.h>
+#include <jni.h>
+
+#define GIF_HEADER_87A "GIF87a"
+#define GIF_HEADER_89A "GIF89a"
+
+JNIEXPORT jboolean JNICALL
+Java_com_hippo_Native_isGif(JNIEnv *env, jobject thiz, jobject buffer) {
+    void *addr = (*env)->GetDirectBufferAddress(env, buffer);
+    return !memcmp(addr, GIF_HEADER_87A, 6) || !memcmp(addr, GIF_HEADER_89A, 6);
+}
@@ -0,0 +1,49 @@
+package androidx.navigation.ui
+
+import android.view.Menu
+import android.view.MenuItem
+import androidx.annotation.IdRes
+import androidx.navigation.ActivityNavigator
+import androidx.navigation.NavController
+import androidx.navigation.NavDestination
+import androidx.navigation.NavDestination.Companion.hierarchy
+import androidx.navigation.NavGraph.Companion.findStartDestination
+import androidx.navigation.NavOptions
+
+fun onNavDestinationSelected2(item: MenuItem, navController: NavController): Boolean {
+    if (navController.currentDestination?.matchDestination(item.itemId) == true) return false
+    val builder = NavOptions.Builder().setLaunchSingleTop(true)
+    if (
+        navController.currentDestination!!.parent!!.findNode(item.itemId)
+                is ActivityNavigator.Destination
+    ) {
+        builder.setEnterAnim(R.anim.nav_default_enter_anim)
+            .setExitAnim(R.anim.nav_default_exit_anim)
+            .setPopEnterAnim(R.anim.nav_default_pop_enter_anim)
+            .setPopExitAnim(R.anim.nav_default_pop_exit_anim)
+    } else {
+        builder.setEnterAnim(com.hippo.ehviewer.R.anim.scene_open_enter)
+            .setExitAnim(com.hippo.ehviewer.R.anim.scene_open_exit)
+            .setPopEnterAnim(com.hippo.ehviewer.R.anim.scene_close_enter)
+            .setPopExitAnim(com.hippo.ehviewer.R.anim.scene_close_exit)
+    }
+    if (item.order and Menu.CATEGORY_SECONDARY == 0) {
+        builder.setPopUpTo(
+            navController.graph.findStartDestination().id,
+            inclusive = false,
+            saveState = false
+        )
+    }
+    val options = builder.build()
+    return try {
+        // TODO provide proper API instead of using Exceptions as Control-Flow.
+        navController.navigate(item.itemId, null, options)
+        // Return true only if the destination we've navigated to matches the MenuItem
+        navController.currentDestination?.matchDestination(item.itemId) == true
+    } catch (e: IllegalArgumentException) {
+        false
+    }
+}
+
+fun NavDestination.matchDestination(@IdRes destId: Int): Boolean =
+    hierarchy.any { it.id == destId }
@@ -0,0 +1,88 @@
+@file:Suppress("SameParameterValue")
+
+package coil.decode
+
+import okio.Buffer
+import okio.ByteString
+import okio.ByteString.Companion.decodeHex
+import okio.ForwardingSource
+import okio.Source
+
+/**
+ * A [ForwardingSource] that rewrites the GIF frame delay in every graphics control block if it's
+ * below a threshold.
+ */
+internal class FrameDelayRewritingSource(delegate: Source) : ForwardingSource(delegate) {
+
+    // An intermediary buffer so we can read and alter the data before it's written to the destination.
+    private val buffer = Buffer()
+
+    override fun read(sink: Buffer, byteCount: Long): Long {
+        // Ensure our buffer has enough bytes to satisfy this read.
+        request(byteCount)
+
+        // Short circuit if there are no bytes in the buffer.
+        if (buffer.size == 0L) {
+            return if (byteCount == 0L) 0L else -1L
+        }
+
+        // Search through the buffer and rewrite any frame delays below the threshold.
+        var bytesWritten = 0L
+        while (true) {
+            val index = indexOf(FRAME_DELAY_START_MARKER)
+            if (index == -1L) break
+
+            // Write up until the end of the frame delay start marker.
+            bytesWritten += write(sink, index + FRAME_DELAY_START_MARKER_SIZE_BYTES)
+
+            // Check for the end of the graphics control extension block.
+            if (!request(5) || buffer[4] != 0.toByte()) continue
+
+            // Rewrite the frame delay if it is below the threshold.
+            // The frame delay is stored as two unsigned bytes in reverse order
+            // (i.e. the most significant bits are in the byte that's read second).
+            val frameDelay = (buffer[2].toUByte().toInt() shl 8) or buffer[1].toUByte().toInt()
+            if (frameDelay < MINIMUM_FRAME_DELAY) {
+                sink.writeByte(buffer[0].toInt())
+                sink.writeByte(DEFAULT_FRAME_DELAY)
+                sink.writeByte(0)
+                buffer.skip(3)
+            }
+        }
+
+        // Write anything left in the source.
+        if (bytesWritten < byteCount) {
+            bytesWritten += write(sink, byteCount - bytesWritten)
+        }
+        return if (bytesWritten == 0L) -1 else bytesWritten
+    }
+
+    private fun indexOf(bytes: ByteString): Long {
+        var index = -1L
+        while (true) {
+            index = buffer.indexOf(bytes[0], index + 1)
+            if (index == -1L) break
+            if (request(bytes.size.toLong()) && buffer.rangeEquals(index, bytes)) break
+        }
+        return index
+    }
+
+    private fun write(sink: Buffer, byteCount: Long): Long {
+        return buffer.read(sink, byteCount).coerceAtLeast(0)
+    }
+
+    private fun request(byteCount: Long): Boolean {
+        if (buffer.size >= byteCount) return true
+        val toRead = byteCount - buffer.size
+        return super.read(buffer, toRead) == toRead
+    }
+
+    private companion object {
+        // https://www.matthewflickinger.com/lab/whatsinagif/bits_and_bytes.asp
+        // See: "Graphics Control Extension"
+        private val FRAME_DELAY_START_MARKER = "0021F904".decodeHex()
+        private const val FRAME_DELAY_START_MARKER_SIZE_BYTES = 4
+        private const val MINIMUM_FRAME_DELAY = 2
+        private const val DEFAULT_FRAME_DELAY = 10
+    }
+}
@@ -18,6 +18,7 @@
 package com.hippo

 import java.io.FileDescriptor
+import java.nio.ByteBuffer

 object Native {
    fun initialize() {
@@ -26,4 +27,6 @@ object Native {

    @JvmStatic
    external fun getFd(fd: FileDescriptor?): Int
+
+    external fun isGif(buffer: ByteBuffer): Boolean
 }
@@ -352,21 +352,7 @@ public final class DiskLruCache implements Closeable {
                i.remove();
            }
        }
-    }    private final Callable<Void> cleanupCallable = new Callable<>() {
-        public Void call() throws Exception {
-            synchronized (DiskLruCache.this) {
-                if (journalWriter == null) {
-                    return null; // Closed.
-                }
-                trimToSize();
-                if (journalRebuildRequired()) {
-                    rebuildJournal();
-                    redundantOpCount = 0;
-                }
-            }
-            return null;
-        }
-    };
+    }

    /**
     * Creates a new journal that omits redundant information. This replaces the
@@ -406,7 +392,21 @@ public final class DiskLruCache implements Closeable {

        journalWriter = new BufferedWriter(
                new OutputStreamWriter(new FileOutputStream(journalFile, true), Util.US_ASCII));
-    }
+    }    private final Callable<Void> cleanupCallable = new Callable<>() {
+        public Void call() throws Exception {
+            synchronized (DiskLruCache.this) {
+                if (journalWriter == null) {
+                    return null; // Closed.
+                }
+                trimToSize();
+                if (journalRebuildRequired()) {
+                    rebuildJournal();
+                    redundantOpCount = 0;
+                }
+            }
+            return null;
+        }
+    };

    /**
     * Return {@code true} if it contains the key
@@ -16,7 +16,6 @@

 package com.hippo.ehviewer;

-import android.app.Activity;
 import android.content.Context;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
@@ -25,7 +24,6 @@ import android.os.Debug;

 import androidx.annotation.NonNull;

-import com.hippo.scene.StageActivity;
 import com.hippo.util.PackageUtils;
 import com.hippo.util.ReadableTime;
 import com.hippo.yorozuya.FileUtils;
@@ -78,27 +76,10 @@ public final class Crash {

        // Runtime
        String topActivityClazzName = "null";
-        String topSceneClazzName = "null";
-        try {
-            Activity topActivity = ((EhApplication) context.getApplicationContext()).getTopActivity();
-            if (null != topActivity) {
-                topActivityClazzName = topActivity.getClass().getName();
-                if (topActivity instanceof StageActivity) {
-                    Class<?> clazz = ((StageActivity) topActivity).getTopSceneClass();
-                    if (clazz != null) {
-                        topSceneClazzName = clazz.getName();
-                    }
-                }
-            }
-        } catch (Throwable e) {
-            // Ignore
-        }
        fw.write("======== Runtime ========\r\n");
        fw.write("TopActivity=");
        fw.write(avoidNull(topActivityClazzName));
        fw.write("\r\n");
-        fw.write("TopScene=");
-        fw.write(avoidNull(topSceneClazzName));
        fw.write("\r\n");
        fw.write("\r\n");

@@ -19,6 +19,7 @@ package com.hippo.ehviewer
 import android.annotation.SuppressLint
 import android.app.Activity
 import android.app.ActivityManager
+import android.app.Application
 import android.content.ComponentCallbacks2
 import android.text.Html
 import android.text.method.LinkMovementMethod
@@ -49,7 +50,6 @@ import com.hippo.ehviewer.download.DownloadManager
 import com.hippo.ehviewer.spider.SpiderDen
 import com.hippo.ehviewer.ui.CommonOperations
 import com.hippo.ehviewer.ui.EhActivity
-import com.hippo.scene.SceneApplication
 import com.hippo.util.BitmapUtils
 import com.hippo.util.ExceptionUtils
 import com.hippo.util.ReadableTime
@@ -71,7 +71,7 @@ import java.util.Arrays
 import javax.net.ssl.TrustManagerFactory
 import javax.net.ssl.X509TrustManager

-class EhApplication : SceneApplication(), DefaultLifecycleObserver, ImageLoaderFactory {
+class EhApplication : Application(), DefaultLifecycleObserver, ImageLoaderFactory {
    private val mIdGenerator = IntIdGenerator()
    private val mGlobalStuffMap = HashMap<Int, Any>()
    private val mActivityList = ArrayList<Activity>()
@@ -101,7 +101,7 @@ class EhApplication : SceneApplication(), DefaultLifecycleObserver, ImageLoaderF
            }
            handler?.uncaughtException(t, e)
        }
-        super<SceneApplication>.onCreate()
+        super<Application>.onCreate()
        Native.initialize()
        GetText.initialize(this)
        Settings.initialize()
@@ -281,7 +281,7 @@ class EhApplication : SceneApplication(), DefaultLifecycleObserver, ImageLoaderF
            private set

        @JvmStatic
-        val ehCookieStore by lazy { EhCookieStore(application) }
+        val ehCookieStore by lazy { EhCookieStore }

        @JvmStatic
        val ehProxySelector by lazy { EhProxySelector() }
@@ -111,6 +111,30 @@ public class EhDB {
        return list;
    }

+    public static synchronized void moveDownloadInfo(int fromPosition, int toPosition) {
+        if (fromPosition == toPosition) {
+            return;
+        }
+
+        boolean reverse = fromPosition > toPosition;
+        int offset = reverse ? toPosition : fromPosition;
+        int limit = reverse ? fromPosition - toPosition + 1 : toPosition - fromPosition + 1;
+
+        DownloadsDao dao = db.downloadsDao();
+        List<DownloadInfo> list = dao.list(offset, limit);
+
+        int step = reverse ? 1 : -1;
+        int start = reverse ? limit - 1 : 0;
+        int end = reverse ? 0 : limit - 1;
+        long toTime = list.get(end).time;
+        for (int i = end; reverse ? i < start : i > start; i += step) {
+            list.get(i).time = list.get(i + step).time;
+        }
+        list.get(start).time = toTime;
+
+        dao.update(list);
+    }
+
    // Insert or update
    public static synchronized void putDownloadInfo(DownloadInfo downloadInfo) {
        DownloadsDao dao = db.downloadsDao();
@@ -26,12 +26,8 @@ import android.widget.Toast;
 import androidx.annotation.NonNull;
 import androidx.browser.customtabs.CustomTabsIntent;

-import com.hippo.ehviewer.client.EhUrlOpener;
 import com.hippo.ehviewer.client.data.GalleryDetail;
 import com.hippo.ehviewer.client.parser.GalleryPageUrlParser;
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.scene.Announcer;
-import com.hippo.scene.StageActivity;

 import eu.kanade.tachiyomi.ui.reader.ReaderActivity;

@@ -77,16 +73,6 @@ public final class UrlOpener {
                    }
                }
            }
-            Announcer announcer = EhUrlOpener.parseUrl(url);
-            if (null != announcer) {
-                intent = new Intent(context, MainActivity.class);
-                intent.setAction(StageActivity.ACTION_START_SCENE);
-                intent.putExtra(StageActivity.KEY_SCENE_NAME, announcer.getClazz().getName());
-                intent.putExtra(StageActivity.KEY_SCENE_ARGS, announcer.getArgs());
-                intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-                context.startActivity(intent);
-                return;
-            }
        }

        CustomTabsIntent.Builder customTabsIntent = new CustomTabsIntent.Builder();
@@ -15,7 +15,6 @@
 */
 package com.hippo.ehviewer.client

-import com.hippo.ehviewer.EhApplication.Companion.okHttpClient
 import eu.kanade.tachiyomi.util.lang.launchIO
 import eu.kanade.tachiyomi.util.lang.withUIContext
 import kotlinx.coroutines.CancellationException
@@ -26,136 +25,13 @@ object EhClient {
    internal fun enqueue(request: EhRequest, scope: CoroutineScope) {
        check(!request.isActive) // Abort if attempt to execute an active request
        request.job = scope.launchIO {
-            val method = request.method
-            val params = request.args
            val callback: Callback<Any?>? = request.callback
            try {
-                val result: Any? = when (method) {
-                    METHOD_SIGN_IN -> EhEngine.signIn(
-                        mOkHttpClient,
-                        params!![0] as String,
-                        params[1] as String
-                    )
-
-                    METHOD_GET_GALLERY_LIST -> EhEngine.getGalleryList(
-                        mOkHttpClient,
-                        params!![0] as String
-                    )
-
-                    METHOD_GET_GALLERY_DETAIL -> EhEngine.getGalleryDetail(
-                        mOkHttpClient,
-                        params!![0] as String?
-                    )
-
-                    METHOD_GET_PREVIEW_SET -> EhEngine.getPreviewSet(
-                        mOkHttpClient,
-                        params!![0] as String?
-                    )
-
-                    METHOD_GET_RATE_GALLERY -> EhEngine.rateGallery(
-                        mOkHttpClient,
-                        params!![0] as Long,
-                        params[1] as String?,
-                        params[2] as Long,
-                        params[3] as String?,
-                        params[4] as Float
-                    )
-
-                    METHOD_GET_COMMENT_GALLERY -> EhEngine.commentGallery(
-                        mOkHttpClient,
-                        params!![0] as String?,
-                        params[1] as String,
-                        params[2] as String?
-                    )
-
-                    METHOD_GET_GALLERY_TOKEN -> EhEngine.getGalleryToken(
-                        mOkHttpClient,
-                        params!![0] as Long,
-                        params[1] as String?,
-                        params[2] as Int
-                    )
-
-                    METHOD_GET_FAVORITES -> EhEngine.getFavorites(
-                        mOkHttpClient,
-                        params!![0] as String
-                    )
-
-                    METHOD_ADD_FAVORITES -> EhEngine.addFavorites(
-                        mOkHttpClient,
-                        params!![0] as Long,
-                        params[1] as String?,
-                        params[2] as Int,
-                        params[3] as String?
-                    )
-
-                    METHOD_ADD_FAVORITES_RANGE -> @Suppress("UNCHECKED_CAST") EhEngine.addFavoritesRange(
-                        mOkHttpClient,
-                        params!![0] as LongArray,
-                        params[1] as Array<String?>,
-                        params[2] as Int
-                    )
-
-                    METHOD_MODIFY_FAVORITES -> EhEngine.modifyFavorites(
-                        mOkHttpClient,
-                        params!![0] as String,
-                        params[1] as LongArray,
-                        params[2] as Int
-                    )
-
-                    METHOD_GET_TORRENT_LIST -> EhEngine.getTorrentList(
-                        mOkHttpClient,
-                        params!![0] as String?,
-                        params[1] as Long,
-                        params[2] as String?
-                    )
-
-                    METHOD_GET_PROFILE -> EhEngine.getProfile(mOkHttpClient)
-                    METHOD_VOTE_COMMENT -> EhEngine.voteComment(
-                        mOkHttpClient,
-                        params!![0] as Long,
-                        params[1] as String?,
-                        params[2] as Long,
-                        params[3] as String?,
-                        params[4] as Long,
-                        params[5] as Int
-                    )
-
-                    METHOD_IMAGE_SEARCH -> EhEngine.imageSearch(
-                        mOkHttpClient,
-                        params!![0] as File,
-                        params[1] as Boolean,
-                        params[2] as Boolean,
-                        params[3] as Boolean
-                    )
-
-                    METHOD_ARCHIVE_LIST -> EhEngine.getArchiveList(
-                        mOkHttpClient,
-                        params!![0] as String?,
-                        params[1] as Long,
-                        params[2] as String?
-                    )
-
-                    METHOD_DOWNLOAD_ARCHIVE -> EhEngine.downloadArchive(
-                        mOkHttpClient,
-                        params!![0] as Long,
-                        params[1] as String?,
-                        params[2] as String?,
-                        params[3] as String?,
-                        params[4] as Boolean
-                    )
-
-                    METHOD_VOTE_TAG -> EhEngine.voteTag(
-                        mOkHttpClient,
-                        params!![0] as Long,
-                        params[1] as String?,
-                        params[2] as Long,
-                        params[3] as String?,
-                        params[4] as String?,
-                        params[5] as Int
-                    )
-
-                    METHOD_GET_UCONFIG -> EhEngine.getUConfig(mOkHttpClient)
-                    else -> throw IllegalStateException("Can't detect method $method")
+                val result: Any? = request.run {
+                    if (args == null)
+                        execute(method)
+                    else
+                        execute(method, *args!!)
                }
                withUIContext { callback?.onSuccess(result) }
            } catch (e: Exception) {
@@ -167,6 +43,119 @@ object EhClient {
        }
    }

+    suspend fun execute(method: Int, vararg params: Any?): Any? {
+        return when (method) {
+            METHOD_SIGN_IN -> EhEngine.signIn(
+                params[0] as String,
+                params[1] as String
+            )
+
+            METHOD_GET_GALLERY_LIST -> EhEngine.getGalleryList(
+                params[0] as String
+            )
+
+            METHOD_GET_GALLERY_DETAIL -> EhEngine.getGalleryDetail(
+                params[0] as String?
+            )
+
+            METHOD_GET_PREVIEW_SET -> EhEngine.getPreviewSet(
+                params[0] as String?
+            )
+
+            METHOD_GET_RATE_GALLERY -> EhEngine.rateGallery(
+                params[0] as Long,
+                params[1] as String?,
+                params[2] as Long,
+                params[3] as String?,
+                params[4] as Float
+            )
+
+            METHOD_GET_COMMENT_GALLERY -> EhEngine.commentGallery(
+                params[0] as String?,
+                params[1] as String,
+                params[2] as String?
+            )
+
+            METHOD_GET_GALLERY_TOKEN -> EhEngine.getGalleryToken(
+                params[0] as Long,
+                params[1] as String?,
+                params[2] as Int
+            )
+
+            METHOD_GET_FAVORITES -> EhEngine.getFavorites(
+                params[0] as String
+            )
+
+            METHOD_ADD_FAVORITES -> EhEngine.addFavorites(
+                params[0] as Long,
+                params[1] as String?,
+                params[2] as Int,
+                params[3] as String?
+            )
+
+            METHOD_ADD_FAVORITES_RANGE -> @Suppress("UNCHECKED_CAST") EhEngine.addFavoritesRange(
+                params[0] as LongArray,
+                params[1] as Array<String?>,
+                params[2] as Int
+            )
+
+            METHOD_MODIFY_FAVORITES -> EhEngine.modifyFavorites(
+                params[0] as String,
+                params[1] as LongArray,
+                params[2] as Int
+            )
+
+            METHOD_GET_TORRENT_LIST -> EhEngine.getTorrentList(
+                params[0] as String?,
+                params[1] as Long,
+                params[2] as String?
+            )
+
+            METHOD_GET_PROFILE -> EhEngine.getProfile()
+            METHOD_VOTE_COMMENT -> EhEngine.voteComment(
+                params[0] as Long,
+                params[1] as String?,
+                params[2] as Long,
+                params[3] as String?,
+                params[4] as Long,
+                params[5] as Int
+            )
+
+            METHOD_IMAGE_SEARCH -> EhEngine.imageSearch(
+                params[0] as File,
+                params[1] as Boolean,
+                params[2] as Boolean,
+                params[3] as Boolean
+            )
+
+            METHOD_ARCHIVE_LIST -> EhEngine.getArchiveList(
+                params[0] as String?,
+                params[1] as Long,
+                params[2] as String?
+            )
+
+            METHOD_DOWNLOAD_ARCHIVE -> EhEngine.downloadArchive(
+                params[0] as Long,
+                params[1] as String?,
+                params[2] as String?,
+                params[3] as String?,
+                params[4] as Boolean
+            )
+
+            METHOD_VOTE_TAG -> EhEngine.voteTag(
+                params[0] as Long,
+                params[1] as String?,
+                params[2] as Long,
+                params[3] as String?,
+                params[4] as String?,
+                params[5] as Int
+            )
+
+            METHOD_GET_UCONFIG -> EhEngine.getUConfig()
+            else -> throw IllegalStateException("Can't detect method $method")
+        }
+    }
+
    interface Callback<E> {
        fun onSuccess(result: E)
        fun onFailure(e: Exception)
@@ -192,5 +181,4 @@ object EhClient {
    const val METHOD_DOWNLOAD_ARCHIVE = 18
    const val METHOD_VOTE_TAG = 19
    const val METHOD_GET_UCONFIG = 20
-    private val mOkHttpClient = okHttpClient
 }
@@ -1,116 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.client;
-
-import android.content.Context;
-
-import androidx.annotation.NonNull;
-
-import com.hippo.network.CookieRepository;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-
-import okhttp3.Cookie;
-import okhttp3.HttpUrl;
-
-public class EhCookieStore extends CookieRepository {
-
-    public static final String KEY_IPD_MEMBER_ID = "ipb_member_id";
-    public static final String KEY_IPD_PASS_HASH = "ipb_pass_hash";
-    public static final String KEY_IGNEOUS = "igneous";
-
-    public static final Cookie sTipsCookie =
-            new Cookie.Builder()
-                    .name(EhConfig.KEY_CONTENT_WARNING)
-                    .value(EhConfig.CONTENT_WARNING_NOT_SHOW)
-                    .domain(EhUrl.DOMAIN_E)
-                    .path("/")
-                    .expiresAt(Long.MAX_VALUE)
-                    .build();
-
-    public EhCookieStore(Context context) {
-        super(context, "okhttp3-cookie.db");
-    }
-
-    public static Cookie newCookie(Cookie cookie, String newDomain, boolean forcePersistent,
-                                   boolean forceLongLive, boolean forceNotHostOnly) {
-        Cookie.Builder builder = new Cookie.Builder();
-        builder.name(cookie.name());
-        builder.value(cookie.value());
-
-        if (forceLongLive) {
-            builder.expiresAt(Long.MAX_VALUE);
-        } else if (cookie.persistent()) {
-            builder.expiresAt(cookie.expiresAt());
-        } else if (forcePersistent) {
-            builder.expiresAt(Long.MAX_VALUE);
-        }
-        if (cookie.hostOnly() && !forceNotHostOnly) {
-            builder.hostOnlyDomain(newDomain);
-        } else {
-            builder.domain(newDomain);
-        }
-        builder.path(cookie.path());
-        if (cookie.secure()) {
-            builder.secure();
-        }
-        if (cookie.httpOnly()) {
-            builder.httpOnly();
-        }
-        return builder.build();
-    }
-
-    public void signOut() {
-        clear();
-    }
-
-    public boolean hasSignedIn() {
-        HttpUrl url = HttpUrl.parse(EhUrl.HOST_E);
-        return contains(url, KEY_IPD_MEMBER_ID) &&
-                contains(url, KEY_IPD_PASS_HASH);
-    }
-
-    @NonNull
-    @Override
-    public List<Cookie> loadForRequest(@NonNull HttpUrl url) {
-        List<Cookie> cookies = super.loadForRequest(url);
-
-        boolean checkTips = domainMatch(url, EhUrl.DOMAIN_E);
-
-        if (checkTips) {
-            List<Cookie> result = new ArrayList<>(cookies.size() + 1);
-            // Add all but skip some
-            for (Cookie cookie : cookies) {
-                String name = cookie.name();
-                if (EhConfig.KEY_CONTENT_WARNING.equals(name)) {
-                    continue;
-                }
-                if (EhConfig.KEY_UCONFIG.equals(name)) {
-                    continue;
-                }
-                result.add(cookie);
-            }
-            // Add some
-            result.add(sTipsCookie);
-            return Collections.unmodifiableList(result);
-        } else {
-            return cookies;
-        }
-    }
-}
@@ -0,0 +1,247 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.client
+
+import com.hippo.ehviewer.EhApplication
+import com.hippo.network.CookieDatabase
+import com.hippo.network.CookieSet
+import okhttp3.Cookie
+import okhttp3.CookieJar
+import okhttp3.HttpUrl
+import okhttp3.HttpUrl.Companion.toHttpUrl
+import java.util.Collections
+import java.util.regex.Pattern
+
+object EhCookieStore : CookieJar {
+    private val db: CookieDatabase = CookieDatabase(EhApplication.application, "okhttp3-cookie.db")
+    private val map: MutableMap<String, CookieSet> = db.allCookies
+
+    fun signOut() {
+        clear()
+    }
+
+    fun hasSignedIn(): Boolean {
+        val url = EhUrl.HOST_E.toHttpUrl()
+        return contains(url, KEY_IPD_MEMBER_ID) &&
+                contains(url, KEY_IPD_PASS_HASH)
+    }
+
+    const val KEY_IPD_MEMBER_ID = "ipb_member_id"
+    const val KEY_IPD_PASS_HASH = "ipb_pass_hash"
+    const val KEY_IGNEOUS = "igneous"
+    private val sTipsCookie: Cookie = Cookie.Builder()
+        .name(EhConfig.KEY_CONTENT_WARNING)
+        .value(EhConfig.CONTENT_WARNING_NOT_SHOW)
+        .domain(EhUrl.DOMAIN_E)
+        .path("/")
+        .expiresAt(Long.MAX_VALUE)
+        .build()
+
+    fun newCookie(
+        cookie: Cookie, newDomain: String, forcePersistent: Boolean,
+        forceLongLive: Boolean, forceNotHostOnly: Boolean
+    ): Cookie {
+        val builder = Cookie.Builder()
+        builder.name(cookie.name)
+        builder.value(cookie.value)
+        if (forceLongLive) {
+            builder.expiresAt(Long.MAX_VALUE)
+        } else if (cookie.persistent) {
+            builder.expiresAt(cookie.expiresAt)
+        } else if (forcePersistent) {
+            builder.expiresAt(Long.MAX_VALUE)
+        }
+        if (cookie.hostOnly && !forceNotHostOnly) {
+            builder.hostOnlyDomain(newDomain)
+        } else {
+            builder.domain(newDomain)
+        }
+        builder.path(cookie.path)
+        if (cookie.secure) {
+            builder.secure()
+        }
+        if (cookie.httpOnly) {
+            builder.httpOnly()
+        }
+        return builder.build()
+    }
+
+    @Synchronized
+    fun addCookie(cookie: Cookie) {
+        // For cookie database
+        var toAdd: Cookie? = null
+        var toUpdate: Cookie? = null
+        var toRemove: Cookie? = null
+        var set = map[cookie.domain]
+        if (set == null) {
+            set = CookieSet()
+            map[cookie.domain] = set
+        }
+        if (cookie.expiresAt <= System.currentTimeMillis()) {
+            toRemove = set.remove(cookie)
+            // If the cookie is not persistent, it's not in database
+            if (toRemove != null && !toRemove.persistent) {
+                toRemove = null
+            }
+        } else {
+            toAdd = cookie
+            toUpdate = set.add(cookie)
+            // If the cookie is not persistent, it's not in database
+            if (!toAdd.persistent) toAdd = null
+            if (toUpdate != null && !toUpdate.persistent) toUpdate = null
+            // Remove the cookie if it updates to null
+            if (toAdd == null && toUpdate != null) {
+                toRemove = toUpdate
+                toUpdate = null
+            }
+        }
+        if (toRemove != null) {
+            db.remove(toRemove)
+        }
+        if (toAdd != null) {
+            if (toUpdate != null) {
+                db.update(toUpdate, toAdd)
+            } else {
+                db.add(toAdd)
+            }
+        }
+    }
+
+    fun getCookieHeader(url: HttpUrl): String {
+        val cookies = getCookies(url)
+        val cookieHeader = StringBuilder()
+        var i = 0
+        val size = cookies.size
+        while (i < size) {
+            if (i > 0) {
+                cookieHeader.append("; ")
+            }
+            val cookie = cookies[i]
+            cookieHeader.append(cookie.name).append('=').append(cookie.value)
+            i++
+        }
+        return cookieHeader.toString()
+    }
+
+    @Synchronized
+    fun getCookies(url: HttpUrl): List<Cookie> {
+        val accepted: MutableList<Cookie> = ArrayList()
+        val expired: MutableList<Cookie> = ArrayList()
+        for ((domain, cookieSet) in map) {
+            if (domainMatch(url, domain)) {
+                cookieSet[url, accepted, expired]
+            }
+        }
+        for (cookie in expired) {
+            if (cookie.persistent) {
+                db.remove(cookie)
+            }
+        }
+
+        // RFC 6265 Section-5.4 step 2, sort the cookie-list
+        // Cookies with longer paths are listed before cookies with shorter paths.
+        // Ignore creation-time, we don't store them.
+        accepted.sortWith { o1: Cookie, o2: Cookie -> o2.path.length - o1.path.length }
+        return accepted
+    }
+
+    fun contains(url: HttpUrl, name: String?): Boolean {
+        for (cookie in getCookies(url)) {
+            if (cookie.name == name) {
+                return true
+            }
+        }
+        return false
+    }
+
+    /**
+     * Remove all cookies in this `CookieRepository`.
+     */
+    @Synchronized
+    fun clear() {
+        map.clear()
+        db.clear()
+    }
+
+    @Synchronized
+    fun close() {
+        db.close()
+    }
+
+    override fun saveFromResponse(url: HttpUrl, cookies: List<Cookie>) {
+        for (cookie in cookies) {
+            addCookie(cookie)
+        }
+    }
+
+    /**
+     * Quick and dirty pattern to differentiate IP addresses from hostnames. This is an approximation
+     * of Android's private InetAddress#isNumeric API.
+     *
+     *
+     * This matches IPv6 addresses as a hex string containing at least one colon, and possibly
+     * including dots after the first colon. It matches IPv4 addresses as strings containing only
+     * decimal digits and dots. This pattern matches strings like "a:.23" and "54" that are neither IP
+     * addresses nor hostnames; they will be verified as IP addresses (which is a more strict
+     * verification).
+     */
+    private val VERIFY_AS_IP_ADDRESS =
+        Pattern.compile("([0-9a-fA-F]*:[0-9a-fA-F:.]*)|([\\d.]+)")
+
+    /**
+     * Returns true if `host` is not a host name and might be an IP address.
+     */
+    private fun verifyAsIpAddress(host: String): Boolean {
+        return VERIFY_AS_IP_ADDRESS.matcher(host).matches()
+    }
+
+    // okhttp3.Cookie.domainMatch(HttpUrl, String)
+    @JvmStatic
+    fun domainMatch(url: HttpUrl, domain: String?): Boolean {
+        val urlHost = url.host
+        return if (urlHost == domain) {
+            true // As in 'example.com' matching 'example.com'.
+        } else urlHost.endsWith(domain!!)
+                && urlHost[urlHost.length - domain.length - 1] == '.' && !verifyAsIpAddress(
+            urlHost
+        )
+        // As in 'example.com' matching 'www.example.com'.
+    }
+
+    override fun loadForRequest(url: HttpUrl): List<Cookie> {
+        val cookies = getCookies(url)
+        val checkTips = domainMatch(url, EhUrl.DOMAIN_E)
+        return if (checkTips) {
+            val result: MutableList<Cookie> = ArrayList(cookies.size + 1)
+            // Add all but skip some
+            for (cookie in cookies) {
+                val name = cookie.name
+                if (EhConfig.KEY_CONTENT_WARNING == name) {
+                    continue
+                }
+                if (EhConfig.KEY_UCONFIG == name) {
+                    continue
+                }
+                result.add(cookie)
+            }
+            // Add some
+            result.add(sTipsCookie)
+            Collections.unmodifiableList(result)
+        } else {
+            cookies
+        }
+    }
+}
@@ -19,6 +19,7 @@ import android.text.TextUtils
 import android.util.Log
 import android.util.Pair
 import com.hippo.ehviewer.AppConfig
+import com.hippo.ehviewer.EhApplication
 import com.hippo.ehviewer.EhApplication.Companion.application
 import com.hippo.ehviewer.GetText
 import com.hippo.ehviewer.R
@@ -55,7 +56,6 @@ import okhttp3.Headers
 import okhttp3.MediaType
 import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.MultipartBody
-import okhttp3.OkHttpClient
 import okhttp3.RequestBody
 import okhttp3.RequestBody.Companion.asRequestBody
 import okhttp3.RequestBody.Companion.toRequestBody
@@ -75,7 +75,8 @@ object EhEngine {
    private const val SAD_PANDA_LENGTH = "9615"
    private const val KOKOMADE_URL = "https://exhentai.org/img/kokomade.jpg"
    private val MEDIA_TYPE_JPEG: MediaType = "image/jpeg".toMediaType()
-    private var sEhFilter = EhFilter.getInstance()
+    private var sEhFilter = EhFilter
+    private val okHttpClient = EhApplication.okHttpClient

    private fun transformException(code: Int, headers: Headers?, body: String?, e: Throwable?) {
        // Check sad panda
@@ -116,7 +117,7 @@ object EhEngine {
    }

    @Throws(Throwable::class)
-    suspend fun signIn(okHttpClient: OkHttpClient, username: String, password: String): String {
+    suspend fun signIn(username: String, password: String): String {
        val referer = "https://forums.e-hentai.org/index.php?act=Login&CODE=00"
        val builder = FormBody.Builder()
            .add("referer", referer)
@@ -151,7 +152,6 @@ object EhEngine {

    @Throws(Throwable::class)
    private suspend fun fillGalleryList(
-        okHttpClient: OkHttpClient,
        list: MutableList<GalleryInfo>,
        url: String,
        filter: Boolean
@@ -188,7 +188,7 @@ object EhEngine {
            filter && sEhFilter.needTags() && !hasTags || Settings.getShowGalleryPages() && !hasPages ||
                    hasRated
        if (needApi) {
-            fillGalleryListByApi(okHttpClient, list, url)
+            fillGalleryListByApi(list, url)
        }

        // Filter tag
@@ -212,7 +212,7 @@ object EhEngine {
    }

    @Throws(Throwable::class)
-    suspend fun getGalleryList(okHttpClient: OkHttpClient, url: String): GalleryListParser.Result {
+    suspend fun getGalleryList(url: String): GalleryListParser.Result {
        val referer = EhUrl.getReferer()
        Log.d(TAG, url)
        val request = EhRequestBuilder(url, referer).build()
@@ -234,7 +234,7 @@ object EhEngine {
            transformException(code, headers, body, e)
            throw e
        }
-        fillGalleryList(okHttpClient, result.galleryInfoList, url, true)
+        fillGalleryList(result.galleryInfoList, url, true)
        return result
    }

@@ -242,7 +242,6 @@ object EhEngine {
    @JvmStatic
    @Throws(Throwable::class)
    suspend fun fillGalleryListByApi(
-        okHttpClient: OkHttpClient,
        galleryInfoList: List<GalleryInfo>,
        referer: String
    ): List<GalleryInfo> {
@@ -252,7 +251,7 @@ object EhEngine {
        while (i < size) {
            requestItems.add(galleryInfoList[i])
            if (requestItems.size == MAX_REQUEST_SIZE || i == size - 1) {
-                doFillGalleryListByApi(okHttpClient, requestItems, referer)
+                doFillGalleryListByApi(requestItems, referer)
                requestItems.clear()
            }
            i++
@@ -262,7 +261,6 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun doFillGalleryListByApi(
-        okHttpClient: OkHttpClient,
        galleryInfoList: List<GalleryInfo>,
        referer: String
    ) {
@@ -307,7 +305,7 @@ object EhEngine {
    }

    @Throws(Throwable::class)
-    suspend fun getGalleryDetail(okHttpClient: OkHttpClient, url: String?): GalleryDetail {
+    suspend fun getGalleryDetail(url: String?): GalleryDetail {
        val referer = EhUrl.getReferer()
        Log.d(TAG, url!!)
        val request = EhRequestBuilder(url, referer).build()
@@ -335,7 +333,7 @@ object EhEngine {
    }

    @Throws(Throwable::class)
-    suspend fun getPreviewSet(okHttpClient: OkHttpClient, url: String?): Pair<PreviewSet, Int> {
+    suspend fun getPreviewSet(url: String?): Pair<PreviewSet, Int> {
        val referer = EhUrl.getReferer()
        Log.d(TAG, url!!)
        val request = EhRequestBuilder(url, referer).build()
@@ -363,7 +361,6 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun rateGallery(
-        okHttpClient: OkHttpClient,
        apiUid: Long, apiKey: String?, gid: Long, token: String?,
        rating: Float
    ): RateGalleryParser.Result {
@@ -403,7 +400,6 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun commentGallery(
-        okHttpClient: OkHttpClient,
        url: String?, comment: String, id: String?
    ): GalleryCommentList {
        val builder = FormBody.Builder()
@@ -444,7 +440,7 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun getGalleryToken(
-        okHttpClient: OkHttpClient, gid: Long,
+        gid: Long,
        gtoken: String?, page: Int
    ): String {
        val json = JSONObject()
@@ -482,7 +478,7 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun getFavorites(
-        okHttpClient: OkHttpClient, url: String
+        url: String
    ): FavoritesParser.Result {
        val referer = EhUrl.getReferer()
        Log.d(TAG, url)
@@ -505,7 +501,7 @@ object EhEngine {
            transformException(code, headers, body, e)
            throw e
        }
-        fillGalleryList(okHttpClient, result.galleryInfoList, url, false)
+        fillGalleryList(result.galleryInfoList, url, false)
        return result
    }

@@ -515,7 +511,7 @@ object EhEngine {
     */
    @Throws(Throwable::class)
    suspend fun addFavorites(
-        okHttpClient: OkHttpClient, gid: Long,
+        gid: Long,
        token: String?, dstCat: Int, note: String?
    ): Void? {
        val catStr: String = when (dstCat) {
@@ -564,14 +560,14 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun addFavoritesRange(
-        okHttpClient: OkHttpClient, gidArray: LongArray,
+        gidArray: LongArray,
        tokenArray: Array<String?>, dstCat: Int
    ): Void? {
        AssertUtils.assertEquals(gidArray.size, tokenArray.size)
        var i = 0
        val n = gidArray.size
        while (i < n) {
-            addFavorites(okHttpClient, gidArray[i], tokenArray[i], dstCat, null)
+            addFavorites(gidArray[i], tokenArray[i], dstCat, null)
            i++
        }
        return null
@@ -579,7 +575,7 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun modifyFavorites(
-        okHttpClient: OkHttpClient, url: String,
+        url: String,
        gidArray: LongArray, dstCat: Int
    ): FavoritesParser.Result {
        val catStr: String = when (dstCat) {
@@ -623,13 +619,13 @@ object EhEngine {
            transformException(code, headers, body, e)
            throw e
        }
-        fillGalleryList(okHttpClient, result.galleryInfoList, url, false)
+        fillGalleryList(result.galleryInfoList, url, false)
        return result
    }

    @Throws(Throwable::class)
    suspend fun getTorrentList(
-        okHttpClient: OkHttpClient, url: String?,
+        url: String?,
        gid: Long, token: String?
    ): List<TorrentParser.Result> {
        val referer = EhUrl.getGalleryDetailUrl(gid, token)
@@ -657,7 +653,7 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun getArchiveList(
-        okHttpClient: OkHttpClient, url: String?,
+        url: String?,
        gid: Long, token: String?
    ): ArchiveParser.Result {
        val referer = EhUrl.getGalleryDetailUrl(gid, token)
@@ -685,7 +681,7 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun downloadArchive(
-        okHttpClient: OkHttpClient, gid: Long,
+        gid: Long,
        token: String?, or: String?, res: String?, isHAtH: Boolean
    ): String? {
        if (or.isNullOrEmpty()) {
@@ -756,7 +752,6 @@ object EhEngine {

    @Throws(Throwable::class)
    private suspend fun getProfileInternal(
-        okHttpClient: OkHttpClient,
        url: String, referer: String
    ): ProfileParser.Result {
        Log.d(TAG, url)
@@ -780,9 +775,7 @@ object EhEngine {
    }

    @Throws(Throwable::class)
-    suspend fun getProfile(
-        okHttpClient: OkHttpClient
-    ): ProfileParser.Result {
+    suspend fun getProfile(): ProfileParser.Result {
        val url = EhUrl.URL_FORUMS
        Log.d(TAG, url)
        val request = EhRequestBuilder(url, null).build()
@@ -795,7 +788,7 @@ object EhEngine {
                code = response.code
                headers = response.headers
                body = response.body.string()
-                return getProfileInternal(okHttpClient, ForumsParser.parse(body), url)
+                return getProfileInternal(ForumsParser.parse(body), url)
            }
        } catch (e: Throwable) {
            ExceptionUtils.throwIfFatal(e)
@@ -805,9 +798,7 @@ object EhEngine {
    }

    @Throws(Throwable::class)
-    suspend fun getUConfig(
-        okHttpClient: OkHttpClient
-    ): Void? {
+    suspend fun getUConfig(): Void? {
        val url = EhUrl.getUConfigUrl()
        Log.d(TAG, url)
        var request = EhRequestBuilder(url, null).build()
@@ -852,7 +843,7 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun voteComment(
-        okHttpClient: OkHttpClient, apiUid: Long,
+        apiUid: Long,
        apiKey: String?, gid: Long, token: String?, commentId: Long, commentVote: Int
    ): VoteCommentParser.Result {
        val json = JSONObject()
@@ -891,7 +882,7 @@ object EhEngine {

    @Throws(Throwable::class)
    suspend fun voteTag(
-        okHttpClient: OkHttpClient, apiUid: Long,
+        apiUid: Long,
        apiKey: String?, gid: Long, token: String?, tags: String?, vote: Int
    ): VoteTagParser.Result {
        val json = JSONObject()
@@ -933,7 +924,7 @@ object EhEngine {
     */
    @Throws(Throwable::class)
    suspend fun imageSearch(
-        okHttpClient: OkHttpClient, image: File,
+        image: File,
        uss: Boolean, osc: Boolean, se: Boolean
    ): GalleryListParser.Result {
        val builder = MultipartBody.Builder()
@@ -992,14 +983,13 @@ object EhEngine {
            transformException(code, headers, body, e)
            throw e
        }
-        fillGalleryList(okHttpClient, result.galleryInfoList, url, true)
+        fillGalleryList(result.galleryInfoList, url, true)
        return result
    }

    @JvmStatic
    @Throws(Throwable::class)
    fun getGalleryPage(
-        okHttpClient: OkHttpClient,
        url: String?,
        gid: Long,
        token: String?
@@ -1029,7 +1019,6 @@ object EhEngine {
    @JvmStatic
    @Throws(Throwable::class)
    fun getGalleryPageApi(
-        okHttpClient: OkHttpClient,
        gid: Long,
        index: Int,
        pToken: String?,
@@ -1,315 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.client;
-
-import android.util.Log;
-
-import androidx.annotation.NonNull;
-
-import com.hippo.ehviewer.EhDB;
-import com.hippo.ehviewer.client.data.GalleryInfo;
-import com.hippo.ehviewer.dao.Filter;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-public final class EhFilter {
-
-    public static final int MODE_TITLE = 0;
-    public static final int MODE_UPLOADER = 1;
-    public static final int MODE_TAG = 2;
-    public static final int MODE_TAG_NAMESPACE = 3;
-    public static final int MODE_COMMENTER = 4;
-    public static final int MODE_COMMENT = 5;
-    private static final String TAG = EhFilter.class.getSimpleName();
-    private static EhFilter sInstance;
-    private final List<Filter> mTitleFilterList = new ArrayList<>();
-    private final List<Filter> mUploaderFilterList = new ArrayList<>();
-    private final List<Filter> mTagFilterList = new ArrayList<>();
-    private final List<Filter> mTagNamespaceFilterList = new ArrayList<>();
-    private final List<Filter> mCommenterFilterList = new ArrayList<>();
-    private final List<Filter> mCommentFilterList = new ArrayList<>();
-
-    private EhFilter() {
-        List<Filter> list = EhDB.getAllFilter();
-        for (int i = 0, n = list.size(); i < n; i++) {
-            Filter filter = list.get(i);
-            switch (filter.mode) {
-                case MODE_TITLE -> {
-                    filter.text = filter.text.toLowerCase();
-                    mTitleFilterList.add(filter);
-                }
-                case MODE_TAG -> {
-                    filter.text = filter.text.toLowerCase();
-                    mTagFilterList.add(filter);
-                }
-                case MODE_TAG_NAMESPACE -> {
-                    filter.text = filter.text.toLowerCase();
-                    mTagNamespaceFilterList.add(filter);
-                }
-                case MODE_UPLOADER -> mUploaderFilterList.add(filter);
-                case MODE_COMMENTER -> mCommenterFilterList.add(filter);
-                case MODE_COMMENT -> mCommentFilterList.add(filter);
-                default -> Log.d(TAG, "Unknown mode: " + filter.mode);
-            }
-        }
-    }
-
-    public static @NonNull EhFilter getInstance() {
-        if (sInstance == null) {
-            sInstance = new EhFilter();
-        }
-        return sInstance;
-    }
-
-    public List<Filter> getTitleFilterList() {
-        return mTitleFilterList;
-    }
-
-    public List<Filter> getUploaderFilterList() {
-        return mUploaderFilterList;
-    }
-
-    public List<Filter> getTagFilterList() {
-        return mTagFilterList;
-    }
-
-    public List<Filter> getTagNamespaceFilterList() {
-        return mTagNamespaceFilterList;
-    }
-
-    public List<Filter> getCommenterFilterList() {
-        return mCommenterFilterList;
-    }
-
-    public List<Filter> getCommentFilterList() {
-        return mCommentFilterList;
-    }
-
-    public synchronized boolean addFilter(Filter filter) {
-        // enable filter by default before it is added to database
-        filter.enable = true;
-        if (!EhDB.addFilter(filter)) return false;
-
-        switch (filter.mode) {
-            case MODE_TITLE -> {
-                filter.text = filter.text.toLowerCase();
-                mTitleFilterList.add(filter);
-            }
-            case MODE_TAG -> {
-                filter.text = filter.text.toLowerCase();
-                mTagFilterList.add(filter);
-            }
-            case MODE_TAG_NAMESPACE -> {
-                filter.text = filter.text.toLowerCase();
-                mTagNamespaceFilterList.add(filter);
-            }
-            case MODE_UPLOADER -> mUploaderFilterList.add(filter);
-            case MODE_COMMENTER -> mCommenterFilterList.add(filter);
-            case MODE_COMMENT -> mCommentFilterList.add(filter);
-            default -> Log.d(TAG, "Unknown mode: " + filter.mode);
-        }
-        return true;
-    }
-
-    public synchronized void triggerFilter(Filter filter) {
-        EhDB.triggerFilter(filter);
-    }
-
-    public synchronized void deleteFilter(Filter filter) {
-        EhDB.deleteFilter(filter);
-
-        switch (filter.mode) {
-            case MODE_TITLE -> mTitleFilterList.remove(filter);
-            case MODE_TAG -> mTagFilterList.remove(filter);
-            case MODE_TAG_NAMESPACE -> mTagNamespaceFilterList.remove(filter);
-            case MODE_UPLOADER -> mUploaderFilterList.remove(filter);
-            case MODE_COMMENTER -> mCommenterFilterList.remove(filter);
-            case MODE_COMMENT -> mCommentFilterList.remove(filter);
-            default -> Log.d(TAG, "Unknown mode: " + filter.mode);
-        }
-    }
-
-    public synchronized boolean needTags() {
-        return 0 != mTagFilterList.size() || 0 != mTagNamespaceFilterList.size();
-    }
-
-    public synchronized boolean filterTitle(GalleryInfo info) {
-        if (null == info) {
-            return false;
-        }
-
-        // Title
-        String title = info.getTitle();
-        List<Filter> filters = mTitleFilterList;
-        if (null != title && filters.size() > 0) {
-            for (int i = 0, n = filters.size(); i < n; i++) {
-                if (filters.get(i).enable && title.toLowerCase().contains(filters.get(i).text)) {
-                    return false;
-                }
-            }
-        }
-
-        return true;
-    }
-
-    public synchronized boolean filterUploader(GalleryInfo info) {
-        if (null == info) {
-            return false;
-        }
-
-        // Uploader
-        String uploader = info.getUploader();
-        List<Filter> filters = mUploaderFilterList;
-        if (null != uploader && filters.size() > 0) {
-            for (int i = 0, n = filters.size(); i < n; i++) {
-                if (filters.get(i).enable && uploader.equals(filters.get(i).text)) {
-                    return false;
-                }
-            }
-        }
-
-        return true;
-    }
-
-    private boolean matchTag(String tag, String filter) {
-        if (null == tag || null == filter) {
-            return false;
-        }
-
-        String tagNamespace;
-        String tagName;
-        String filterNamespace;
-        String filterName;
-        int index = tag.indexOf(':');
-        if (index < 0) {
-            tagNamespace = null;
-            tagName = tag;
-        } else {
-            tagNamespace = tag.substring(0, index);
-            tagName = tag.substring(index + 1);
-        }
-        index = filter.indexOf(':');
-        if (index < 0) {
-            filterNamespace = null;
-            filterName = filter;
-        } else {
-            filterNamespace = filter.substring(0, index);
-            filterName = filter.substring(index + 1);
-        }
-
-        if (null != tagNamespace && null != filterNamespace &&
-                !tagNamespace.equals(filterNamespace)) {
-            return false;
-        }
-        return tagName.equals(filterName);
-    }
-
-    public synchronized boolean filterTag(GalleryInfo info) {
-        if (null == info) {
-            return false;
-        }
-
-        // Tag
-        String[] tags = info.getSimpleTags();
-        List<Filter> filters = mTagFilterList;
-        if (null != tags && filters.size() > 0) {
-            for (String tag : tags) {
-                for (int i = 0, n = filters.size(); i < n; i++) {
-                    if (filters.get(i).enable && matchTag(tag, filters.get(i).text)) {
-                        return false;
-                    }
-                }
-            }
-        }
-
-        return true;
-    }
-
-    private boolean matchTagNamespace(String tag, String filter) {
-        if (null == tag || null == filter) {
-            return false;
-        }
-
-        String tagNamespace;
-        int index = tag.indexOf(':');
-        if (index >= 0) {
-            tagNamespace = tag.substring(0, index);
-            return tagNamespace.equals(filter);
-        } else {
-            return false;
-        }
-    }
-
-    public synchronized boolean filterTagNamespace(GalleryInfo info) {
-        if (null == info) {
-            return false;
-        }
-
-        String[] tags = info.getSimpleTags();
-        List<Filter> filters = mTagNamespaceFilterList;
-        if (null != tags && filters.size() > 0) {
-            for (String tag : tags) {
-                for (int i = 0, n = filters.size(); i < n; i++) {
-                    if (filters.get(i).enable && matchTagNamespace(tag, filters.get(i).text)) {
-                        return false;
-                    }
-                }
-            }
-        }
-
-        return true;
-    }
-
-    public synchronized boolean filterCommenter(String commenter) {
-        if (null == commenter) {
-            return false;
-        }
-
-        List<Filter> filters = mCommenterFilterList;
-        if (filters.size() > 0) {
-            for (int i = 0, n = filters.size(); i < n; i++) {
-                if (filters.get(i).enable && commenter.equals(filters.get(i).text)) {
-                    return false;
-                }
-            }
-        }
-
-        return true;
-    }
-
-    public synchronized boolean filterComment(String comment) {
-        if (null == comment) {
-            return false;
-        }
-
-        List<Filter> filters = mCommentFilterList;
-        if (filters.size() > 0) {
-            for (int i = 0, n = filters.size(); i < n; i++) {
-                if (filters.get(i).enable) {
-                    Pattern p = Pattern.compile(filters.get(i).text);
-                    Matcher m = p.matcher(comment);
-                    if (m.find()) return false;
-                }
-            }
-        }
-
-        return true;
-    }
-}
@@ -0,0 +1,315 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.client
+
+import android.util.Log
+import com.hippo.ehviewer.EhDB
+import com.hippo.ehviewer.client.data.GalleryInfo
+import com.hippo.ehviewer.dao.Filter
+import java.util.Locale
+import java.util.regex.Pattern
+
+object EhFilter {
+    private val mTitleFilterList: MutableList<Filter> = ArrayList()
+    private val mUploaderFilterList: MutableList<Filter> = ArrayList()
+    private val mTagFilterList: MutableList<Filter> = ArrayList()
+    private val mTagNamespaceFilterList: MutableList<Filter> = ArrayList()
+    private val mCommenterFilterList: MutableList<Filter> = ArrayList()
+    private val mCommentFilterList: MutableList<Filter> = ArrayList()
+
+    const val MODE_TITLE = 0
+    const val MODE_UPLOADER = 1
+    const val MODE_TAG = 2
+    const val MODE_TAG_NAMESPACE = 3
+    const val MODE_COMMENTER = 4
+    const val MODE_COMMENT = 5
+    private val TAG = EhFilter::class.java.simpleName
+
+    init {
+        val list = EhDB.getAllFilter()
+        var i = 0
+        val n = list.size
+        while (i < n) {
+            val filter = list[i]
+            when (filter.mode) {
+                MODE_TITLE -> {
+                    filter.text = filter.text!!.lowercase(Locale.getDefault())
+                    mTitleFilterList.add(filter)
+                }
+
+                MODE_TAG -> {
+                    filter.text = filter.text!!.lowercase(Locale.getDefault())
+                    mTagFilterList.add(filter)
+                }
+
+                MODE_TAG_NAMESPACE -> {
+                    filter.text = filter.text!!.lowercase(Locale.getDefault())
+                    mTagNamespaceFilterList.add(filter)
+                }
+
+                MODE_UPLOADER -> mUploaderFilterList.add(filter)
+                MODE_COMMENTER -> mCommenterFilterList.add(filter)
+                MODE_COMMENT -> mCommentFilterList.add(filter)
+                else -> Log.d(TAG, "Unknown mode: " + filter.mode)
+            }
+            i++
+        }
+    }
+
+    val titleFilterList: List<Filter>
+        get() = mTitleFilterList
+    val uploaderFilterList: List<Filter>
+        get() = mUploaderFilterList
+    val tagFilterList: List<Filter>
+        get() = mTagFilterList
+    val tagNamespaceFilterList: List<Filter>
+        get() = mTagNamespaceFilterList
+    val commenterFilterList: List<Filter>
+        get() = mCommenterFilterList
+    val commentFilterList: List<Filter>
+        get() = mCommentFilterList
+
+    @Synchronized
+    fun addFilter(filter: Filter): Boolean {
+        // enable filter by default before it is added to database
+        filter.enable = true
+        if (!EhDB.addFilter(filter)) return false
+        when (filter.mode) {
+            MODE_TITLE -> {
+                filter.text = filter.text!!.lowercase(Locale.getDefault())
+                mTitleFilterList.add(filter)
+            }
+
+            MODE_TAG -> {
+                filter.text = filter.text!!.lowercase(Locale.getDefault())
+                mTagFilterList.add(filter)
+            }
+
+            MODE_TAG_NAMESPACE -> {
+                filter.text = filter.text!!.lowercase(Locale.getDefault())
+                mTagNamespaceFilterList.add(filter)
+            }
+
+            MODE_UPLOADER -> mUploaderFilterList.add(filter)
+            MODE_COMMENTER -> mCommenterFilterList.add(filter)
+            MODE_COMMENT -> mCommentFilterList.add(filter)
+            else -> Log.d(TAG, "Unknown mode: " + filter.mode)
+        }
+        return true
+    }
+
+    @Synchronized
+    fun triggerFilter(filter: Filter?) {
+        EhDB.triggerFilter(filter)
+    }
+
+    @Synchronized
+    fun deleteFilter(filter: Filter) {
+        EhDB.deleteFilter(filter)
+        when (filter.mode) {
+            MODE_TITLE -> mTitleFilterList.remove(filter)
+            MODE_TAG -> mTagFilterList.remove(filter)
+            MODE_TAG_NAMESPACE -> mTagNamespaceFilterList.remove(filter)
+            MODE_UPLOADER -> mUploaderFilterList.remove(filter)
+            MODE_COMMENTER -> mCommenterFilterList.remove(filter)
+            MODE_COMMENT -> mCommentFilterList.remove(filter)
+            else -> Log.d(TAG, "Unknown mode: " + filter.mode)
+        }
+    }
+
+    @Synchronized
+    fun needTags(): Boolean {
+        return 0 != mTagFilterList.size || 0 != mTagNamespaceFilterList.size
+    }
+
+    @Synchronized
+    fun filterTitle(info: GalleryInfo?): Boolean {
+        if (null == info) {
+            return false
+        }
+
+        // Title
+        val title = info.title
+        val filters: List<Filter> = mTitleFilterList
+        if (null != title && filters.isNotEmpty()) {
+            var i = 0
+            val n = filters.size
+            while (i < n) {
+                if (filters[i].enable!! && title.lowercase(Locale.getDefault()).contains(
+                        filters[i].text!!
+                    )
+                ) {
+                    return false
+                }
+                i++
+            }
+        }
+        return true
+    }
+
+    @Synchronized
+    fun filterUploader(info: GalleryInfo?): Boolean {
+        if (null == info) {
+            return false
+        }
+
+        // Uploader
+        val uploader = info.uploader
+        val filters: List<Filter> = mUploaderFilterList
+        if (null != uploader && filters.isNotEmpty()) {
+            var i = 0
+            val n = filters.size
+            while (i < n) {
+                if (filters[i].enable!! && uploader == filters[i].text) {
+                    return false
+                }
+                i++
+            }
+        }
+        return true
+    }
+
+    private fun matchTag(tag: String?, filter: String?): Boolean {
+        if (null == tag || null == filter) {
+            return false
+        }
+        val tagNamespace: String?
+        val tagName: String
+        val filterNamespace: String?
+        val filterName: String
+        var index = tag.indexOf(':')
+        if (index < 0) {
+            tagNamespace = null
+            tagName = tag
+        } else {
+            tagNamespace = tag.substring(0, index)
+            tagName = tag.substring(index + 1)
+        }
+        index = filter.indexOf(':')
+        if (index < 0) {
+            filterNamespace = null
+            filterName = filter
+        } else {
+            filterNamespace = filter.substring(0, index)
+            filterName = filter.substring(index + 1)
+        }
+        return if (null != tagNamespace && null != filterNamespace &&
+            tagNamespace != filterNamespace
+        ) {
+            false
+        } else tagName == filterName
+    }
+
+    @Synchronized
+    fun filterTag(info: GalleryInfo?): Boolean {
+        if (null == info) {
+            return false
+        }
+
+        // Tag
+        val tags = info.simpleTags
+        val filters: List<Filter> = mTagFilterList
+        if (null != tags && filters.isNotEmpty()) {
+            for (tag in tags) {
+                var i = 0
+                val n = filters.size
+                while (i < n) {
+                    if (filters[i].enable!! && matchTag(tag, filters[i].text)) {
+                        return false
+                    }
+                    i++
+                }
+            }
+        }
+        return true
+    }
+
+    private fun matchTagNamespace(tag: String?, filter: String?): Boolean {
+        if (null == tag || null == filter) {
+            return false
+        }
+        val tagNamespace: String
+        val index = tag.indexOf(':')
+        return if (index >= 0) {
+            tagNamespace = tag.substring(0, index)
+            tagNamespace == filter
+        } else {
+            false
+        }
+    }
+
+    @Synchronized
+    fun filterTagNamespace(info: GalleryInfo?): Boolean {
+        if (null == info) {
+            return false
+        }
+        val tags = info.simpleTags
+        val filters: List<Filter> = mTagNamespaceFilterList
+        if (null != tags && filters.isNotEmpty()) {
+            for (tag in tags) {
+                var i = 0
+                val n = filters.size
+                while (i < n) {
+                    if (filters[i].enable!! && matchTagNamespace(tag, filters[i].text)) {
+                        return false
+                    }
+                    i++
+                }
+            }
+        }
+        return true
+    }
+
+    @Synchronized
+    fun filterCommenter(commenter: String?): Boolean {
+        if (null == commenter) {
+            return false
+        }
+        val filters: List<Filter> = mCommenterFilterList
+        if (filters.isNotEmpty()) {
+            var i = 0
+            val n = filters.size
+            while (i < n) {
+                if (filters[i].enable!! && commenter == filters[i].text) {
+                    return false
+                }
+                i++
+            }
+        }
+        return true
+    }
+
+    @Synchronized
+    fun filterComment(comment: String?): Boolean {
+        if (null == comment) {
+            return false
+        }
+        val filters: List<Filter> = mCommentFilterList
+        if (filters.isNotEmpty()) {
+            var i = 0
+            val n = filters.size
+            while (i < n) {
+                if (filters[i].enable!!) {
+                    val p = Pattern.compile(filters[i].text!!)
+                    val m = p.matcher(comment)
+                    if (m.find()) return false
+                }
+                i++
+            }
+        }
+        return true
+    }
+}
@@ -31,7 +31,7 @@ class EhRequest {
        get() = job?.isActive ?: false
    var method = 0
        private set
-    var args: Array<out Any>? = null
+    var args: Array<out Any?>? = null
        private set
    var callback: EhClient.Callback<Any?>? = null
        private set
@@ -41,7 +41,7 @@ class EhRequest {
        return this
    }

-    fun setArgs(vararg args: Any): EhRequest {
+    fun setArgs(vararg args: Any?): EhRequest {
        this.args = args
        return this
    }
@@ -62,7 +62,7 @@ class EhRequest {
    }

    fun enqueue(fragment: Fragment) {
-        enqueue(fragment.lifecycleScope)
+        enqueue(fragment.viewLifecycleOwner.lifecycleScope)
    }

    fun enqueue(activity: Activity) {
@@ -1,75 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.client;
-
-import android.os.Bundle;
-import android.text.TextUtils;
-import android.util.Log;
-
-import androidx.annotation.Nullable;
-
-import com.hippo.ehviewer.client.data.ListUrlBuilder;
-import com.hippo.ehviewer.client.parser.GalleryDetailUrlParser;
-import com.hippo.ehviewer.client.parser.GalleryListUrlParser;
-import com.hippo.ehviewer.client.parser.GalleryPageUrlParser;
-import com.hippo.ehviewer.ui.scene.GalleryDetailScene;
-import com.hippo.ehviewer.ui.scene.GalleryListScene;
-import com.hippo.ehviewer.ui.scene.ProgressScene;
-import com.hippo.scene.Announcer;
-
-public class EhUrlOpener {
-
-    private static final String TAG = EhUrlOpener.class.getSimpleName();
-
-    @Nullable
-    public static Announcer parseUrl(String url) {
-        if (TextUtils.isEmpty(url)) {
-            return null;
-        }
-
-        ListUrlBuilder listUrlBuilder = GalleryListUrlParser.parse(url);
-        if (listUrlBuilder != null) {
-            Bundle args = new Bundle();
-            args.putString(GalleryListScene.KEY_ACTION, GalleryListScene.ACTION_LIST_URL_BUILDER);
-            args.putParcelable(GalleryListScene.KEY_LIST_URL_BUILDER, listUrlBuilder);
-            return new Announcer(GalleryListScene.class).setArgs(args);
-        }
-
-        GalleryDetailUrlParser.Result result1 = GalleryDetailUrlParser.parse(url);
-        if (result1 != null) {
-            Bundle args = new Bundle();
-            args.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GID_TOKEN);
-            args.putLong(GalleryDetailScene.KEY_GID, result1.gid);
-            args.putString(GalleryDetailScene.KEY_TOKEN, result1.token);
-            return new Announcer(GalleryDetailScene.class).setArgs(args);
-        }
-
-        GalleryPageUrlParser.Result result2 = GalleryPageUrlParser.parse(url);
-        if (result2 != null) {
-            Bundle args = new Bundle();
-            args.putString(ProgressScene.KEY_ACTION, ProgressScene.ACTION_GALLERY_TOKEN);
-            args.putLong(ProgressScene.KEY_GID, result2.gid);
-            args.putString(ProgressScene.KEY_PTOKEN, result2.pToken);
-            args.putInt(ProgressScene.KEY_PAGE, result2.page);
-            return new Announcer(ProgressScene.class).setArgs(args);
-        }
-
-        Log.i(TAG, "Can't parse url: " + url);
-
-        return null;
-    }
-}
@@ -22,11 +22,11 @@ import androidx.annotation.Nullable;
 import com.hippo.ehviewer.EhDB;
 import com.hippo.ehviewer.client.EhFilter;
 import com.hippo.ehviewer.client.EhUtils;
+import com.hippo.ehviewer.client.data.BaseGalleryInfo;
 import com.hippo.ehviewer.client.data.GalleryComment;
 import com.hippo.ehviewer.client.data.GalleryCommentList;
 import com.hippo.ehviewer.client.data.GalleryDetail;
 import com.hippo.ehviewer.client.data.GalleryInfo;
-import com.hippo.ehviewer.client.data.BaseGalleryInfo;
 import com.hippo.ehviewer.client.data.GalleryTagGroup;
 import com.hippo.ehviewer.client.data.LargePreviewSet;
 import com.hippo.ehviewer.client.data.NormalPreviewSet;
@@ -477,7 +477,7 @@ public class GalleryDetailParser {
            comment.comment = JsoupUtils.getElementByClass(element, "c6").html();
            // filter comment
            if (!comment.uploader) {
-                EhFilter sEhFilter = EhFilter.getInstance();
+                EhFilter sEhFilter = EhFilter.INSTANCE;
                if (!sEhFilter.filterCommenter(comment.user) || !sEhFilter.filterComment(comment.comment)) {
                    return null;
                }
@@ -23,8 +23,8 @@ import androidx.annotation.NonNull;

 import com.hippo.ehviewer.EhDB;
 import com.hippo.ehviewer.client.EhUtils;
-import com.hippo.ehviewer.client.data.GalleryInfo;
 import com.hippo.ehviewer.client.data.BaseGalleryInfo;
+import com.hippo.ehviewer.client.data.GalleryInfo;
 import com.hippo.ehviewer.client.exception.ParseException;
 import com.hippo.util.ExceptionUtils;
 import com.hippo.util.JsoupUtils;
@@ -3,8 +3,8 @@ package com.hippo.ehviewer.dao
 import androidx.room.ColumnInfo
 import androidx.room.Entity
 import androidx.room.Ignore
-import com.hippo.ehviewer.client.data.GalleryInfo
 import com.hippo.ehviewer.client.data.BaseGalleryInfo
+import com.hippo.ehviewer.client.data.GalleryInfo

@Entity(tableName = "DOWNLOADS")
 class DownloadInfo() : BaseGalleryInfo() {
@@ -11,14 +11,20 @@ interface DownloadsDao : BasicDao<DownloadInfo> {
    @Query("SELECT * FROM DOWNLOADS ORDER BY TIME DESC")
    override fun list(): List<DownloadInfo>

+    @Query("SELECT * FROM DOWNLOADS ORDER BY TIME DESC LIMIT :limit OFFSET :offset")
+    fun list(offset: Int, limit: Int): List<DownloadInfo>
+
    @Query("SELECT * FROM DOWNLOADS WHERE GID = :gid")
    fun load(gid: Long): DownloadInfo?

+    @Update
+    fun update(downloadInfos: List<DownloadInfo>)
+
    @Update
    fun update(downloadInfo: DownloadInfo)

    @Insert
-    override fun insert(downloadInfo: DownloadInfo): Long
+    override fun insert(t: DownloadInfo): Long

    @Delete
    fun delete(downloadInfo: DownloadInfo)
@@ -2,8 +2,8 @@ package com.hippo.ehviewer.dao

 import androidx.room.ColumnInfo
 import androidx.room.Entity
-import com.hippo.ehviewer.client.data.GalleryInfo
 import com.hippo.ehviewer.client.data.BaseGalleryInfo
+import com.hippo.ehviewer.client.data.GalleryInfo

@Entity(tableName = "HISTORY")
 class HistoryInfo() : BaseGalleryInfo() {
@@ -2,8 +2,8 @@ package com.hippo.ehviewer.dao

 import androidx.room.ColumnInfo
 import androidx.room.Entity
-import com.hippo.ehviewer.client.data.GalleryInfo
 import com.hippo.ehviewer.client.data.BaseGalleryInfo
+import com.hippo.ehviewer.client.data.GalleryInfo

@Entity(tableName = "LOCAL_FAVORITES")
 class LocalFavoriteInfo() : BaseGalleryInfo() {
@@ -24,8 +24,8 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;

 import com.hippo.ehviewer.EhDB;
-import com.hippo.ehviewer.client.data.GalleryInfo;
 import com.hippo.ehviewer.client.data.BaseGalleryInfo;
+import com.hippo.ehviewer.client.data.GalleryInfo;
 import com.hippo.ehviewer.dao.DownloadInfo;
 import com.hippo.ehviewer.dao.DownloadLabel;
 import com.hippo.ehviewer.spider.SpiderDen;
@@ -54,7 +54,7 @@ import java.util.Map;
 public class DownloadManager implements SpiderQueen.OnSpiderListener {

    private static final String TAG = DownloadManager.class.getSimpleName();
-    private static final Comparator<DownloadInfo> DATE_DESC_COMPARATOR = (lhs, rhs) -> (int) (rhs.time - lhs.time);
+    private static final Comparator<DownloadInfo> DATE_DESC_COMPARATOR = (lhs, rhs) -> lhs.time == rhs.time ? 0 : lhs.time - rhs.time > 0 ? -1 : 1;
    // All download info list
    private final LinkedList<DownloadInfo> mAllInfoList;
    // All download info map
@@ -158,6 +158,11 @@ public class DownloadManager implements SpiderQueen.OnSpiderListener {
        return mLabelList;
    }

+    @NonNull
+    public List<DownloadInfo> getAllDownloadInfoList() {
+        return mAllInfoList;
+    }
+
    @NonNull
    public List<DownloadInfo> getDefaultDownloadInfoList() {
        return mDefaultInfoList;
@@ -36,7 +36,6 @@ import com.hippo.ehviewer.client.data.GalleryInfo
 import com.hippo.ehviewer.dao.DownloadInfo
 import com.hippo.ehviewer.ui.MainActivity
 import com.hippo.ehviewer.ui.scene.DownloadsScene
-import com.hippo.scene.StageActivity
 import com.hippo.util.ReadableTime
 import com.hippo.yorozuya.FileUtils
 import com.hippo.yorozuya.SimpleHandler
@@ -186,9 +185,8 @@ class DownloadService : Service(), DownloadManager.DownloadListener {
        val bundle = Bundle()
        bundle.putString(DownloadsScene.KEY_ACTION, DownloadsScene.ACTION_CLEAR_DOWNLOAD_SERVICE)
        val activityIntent = Intent(this, MainActivity::class.java)
-        activityIntent.action = StageActivity.ACTION_START_SCENE
-        activityIntent.putExtra(StageActivity.KEY_SCENE_NAME, DownloadsScene::class.java.name)
-        activityIntent.putExtra(StageActivity.KEY_SCENE_ARGS, bundle)
+        activityIntent.action = ACTION_START_DOWNLOADSCENE
+        activityIntent.putExtra(ACTION_START_DOWNLOADSCENE_ARGS, bundle)
        val piActivity = PendingIntent.getActivity(
            this@DownloadService, 0,
            activityIntent, PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
@@ -241,9 +239,8 @@ class DownloadService : Service(), DownloadManager.DownloadListener {
        val bundle = Bundle()
        bundle.putLong(DownloadsScene.KEY_GID, info.gid)
        val activityIntent = Intent(this, MainActivity::class.java)
-        activityIntent.action = StageActivity.ACTION_START_SCENE
-        activityIntent.putExtra(StageActivity.KEY_SCENE_NAME, DownloadsScene::class.java.name)
-        activityIntent.putExtra(StageActivity.KEY_SCENE_ARGS, bundle)
+        activityIntent.action = ACTION_START_DOWNLOADSCENE
+        activityIntent.putExtra(ACTION_START_DOWNLOADSCENE_ARGS, bundle)
        val piActivity = PendingIntent.getActivity(
            this@DownloadService, 0,
            activityIntent, PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
@@ -516,6 +513,9 @@ class DownloadService : Service(), DownloadManager.DownloadListener {
    }

    companion object {
+        const val ACTION_START_DOWNLOADSCENE = "start_download_scene"
+        const val ACTION_START_DOWNLOADSCENE_ARGS = "start_download_scene_args"
+
        const val ACTION_START = "start"
        const val ACTION_START_RANGE = "start_range"
        const val ACTION_START_ALL = "start_all"
@@ -20,7 +20,6 @@ import android.content.Context
 import android.util.AttributeSet
 import androidx.preference.Preference
 import com.hippo.ehviewer.EhApplication.Companion.downloadManager
-import com.hippo.ehviewer.EhApplication.Companion.okHttpClient
 import com.hippo.ehviewer.EhDB
 import com.hippo.ehviewer.R
 import com.hippo.ehviewer.Settings
@@ -35,7 +34,6 @@ import com.hippo.unifile.UniFile
 import com.hippo.util.ExceptionUtils
 import com.hippo.yorozuya.IOUtils
 import kotlinx.coroutines.runBlocking
-import okhttp3.OkHttpClient
 import java.io.IOException
 import java.io.InputStream
 import java.util.Collections
@@ -49,7 +47,6 @@ class RestoreDownloadPreference constructor(

    private class RestoreTask(context: Context) : Task(context) {
        private val mManager: DownloadManager = downloadManager
-        private val mHttpClient: OkHttpClient = okHttpClient
        private var restoreDirCount = 0
        private fun getRestoreItem(file: UniFile?): RestoreItem? {
            if (null == file || !file.isDirectory) {
@@ -99,7 +96,6 @@ class RestoreDownloadPreference constructor(
            } else try {
                runBlocking {
                    fillGalleryListByApi(
-                        mHttpClient,
                        ArrayList(restoreItemList),
                        EhUrl.getReferer()
                    )
@@ -1115,7 +1115,7 @@ public final class SpiderQueen implements Runnable {
        }

        private GalleryPageParser.Result fetchPageResultFromHtml(int index, String pageUrl) throws Throwable {
-            GalleryPageParser.Result result = EhEngine.getGalleryPage(mHttpClient, pageUrl, mGalleryInfo.getGid(), mGalleryInfo.getToken());
+            GalleryPageParser.Result result = EhEngine.getGalleryPage(pageUrl, mGalleryInfo.getGid(), mGalleryInfo.getToken());
            if (StringUtils.endsWith(result.imageUrl, URL_509_SUFFIX_ARRAY)) {
                // Get 509
                // Notify listeners
@@ -1127,7 +1127,7 @@ public final class SpiderQueen implements Runnable {
        }

        private GalleryPageApiParser.Result fetchPageResultFromApi(long gid, int index, String pToken, String showKey, String previousPToken) throws Throwable {
-            GalleryPageApiParser.Result result = EhEngine.getGalleryPageApi(mHttpClient, gid, index, pToken, showKey, previousPToken);
+            GalleryPageApiParser.Result result = EhEngine.getGalleryPageApi(gid, index, pToken, showKey, previousPToken);
            if (StringUtils.endsWith(result.imageUrl, URL_509_SUFFIX_ARRAY)) {
                // Get 509
                // Notify listeners
@@ -1395,11 +1395,13 @@ public final class SpiderQueen implements Runnable {
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
+                    Thread.sleep(0); // to make allow to catch InterruptedException
                    return true;
                } catch (IOException e) {
                    e.printStackTrace();
                    error = GetText.getString(R.string.error_socket);
                    forceHtml = true;
+                } catch (InterruptedException ignored) {
                } finally {
                    IOUtils.closeQuietly(is);

@@ -0,0 +1,57 @@
+package com.hippo.ehviewer.ui
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.navigation.ActivityNavigator
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.rememberNavController
+import com.google.accompanist.themeadapter.material3.Mdc3Theme
+import com.hippo.ehviewer.ui.compose.CookieSignInScene
+import com.hippo.ehviewer.ui.compose.SelectSiteScreen
+import com.hippo.ehviewer.ui.compose.SignInScreen
+import com.hippo.ehviewer.ui.compose.WebviewSignInScreen
+
+class LoginActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            Mdc3Theme {
+                val navController = rememberNavController()
+
+                NavHost(navController = navController, startDestination = SIGN_IN_ROUTE_NAME) {
+                    composable(SIGN_IN_ROUTE_NAME) {
+                        SignInScreen(navController)
+                    }
+
+                    composable(WEBVIEW_SIGN_IN_ROUTE_NAME) {
+                        WebviewSignInScreen(navController)
+                    }
+
+                    composable(COOKIE_SIGN_IN_ROUTE_NAME) {
+                        CookieSignInScene(navController)
+                    }
+
+                    composable(SELECT_SITE_ROUTE_NAME) {
+                        SelectSiteScreen {
+                            finish()
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    override fun finish() {
+        super.finish()
+        ActivityNavigator.applyPopAnimationsToPendingTransition(this)
+    }
+
+    companion object {
+        const val SIGN_IN_ROUTE_NAME = "SignIn"
+        const val WEBVIEW_SIGN_IN_ROUTE_NAME = "WebViewSignIn"
+        const val COOKIE_SIGN_IN_ROUTE_NAME = "CookieSignIn"
+        const val SELECT_SITE_ROUTE_NAME = "SelectSite"
+    }
+}
@@ -16,6 +16,7 @@
 package com.hippo.ehviewer.ui

 import android.annotation.SuppressLint
+import android.app.assist.AssistContent
 import android.content.DialogInterface
 import android.content.Intent
 import android.content.pm.PackageManager
@@ -26,113 +27,61 @@ import android.net.ConnectivityManager
 import android.net.Uri
 import android.os.Build
 import android.os.Bundle
-import android.os.PersistableBundle
-import android.view.MenuItem
+import android.text.TextUtils
 import android.view.View
 import android.widget.Toast
 import androidx.activity.OnBackPressedCallback
-import androidx.activity.result.contract.ActivityResultContracts
-import androidx.annotation.IdRes
 import androidx.annotation.RequiresApi
 import androidx.annotation.StringRes
 import androidx.core.view.GravityCompat
+import androidx.customview.widget.Openable
 import androidx.drawerlayout.widget.DrawerLayout
 import androidx.drawerlayout.widget.DrawerLayout.DrawerListener
-import com.google.android.material.navigation.NavigationView
+import androidx.fragment.app.Fragment
+import androidx.lifecycle.lifecycleScope
+import androidx.navigation.NavController
+import androidx.navigation.fragment.NavHostFragment
+import androidx.navigation.ui.NavigationUI
+import androidx.navigation.ui.onNavDestinationSelected2
+import androidx.navigation.ui.setupWithNavController
+import com.google.android.material.bottomsheet.BottomSheetBehavior
 import com.google.android.material.snackbar.Snackbar
 import com.hippo.app.BaseDialogBuilder
 import com.hippo.app.EditTextDialogBuilder
 import com.hippo.ehviewer.AppConfig
 import com.hippo.ehviewer.R
 import com.hippo.ehviewer.Settings
-import com.hippo.ehviewer.client.EhUrlOpener
 import com.hippo.ehviewer.client.EhUtils
 import com.hippo.ehviewer.client.data.ListUrlBuilder
 import com.hippo.ehviewer.client.parser.GalleryDetailUrlParser
+import com.hippo.ehviewer.client.parser.GalleryListUrlParser
 import com.hippo.ehviewer.client.parser.GalleryPageUrlParser
+import com.hippo.ehviewer.databinding.ActivityMainBinding
+import com.hippo.ehviewer.download.DownloadService
 import com.hippo.ehviewer.ui.scene.BaseScene
-import com.hippo.ehviewer.ui.scene.CookieSignInScene
-import com.hippo.ehviewer.ui.scene.DownloadsScene
-import com.hippo.ehviewer.ui.scene.FavoritesScene
-import com.hippo.ehviewer.ui.scene.GalleryCommentsScene
 import com.hippo.ehviewer.ui.scene.GalleryDetailScene
 import com.hippo.ehviewer.ui.scene.GalleryListScene
-import com.hippo.ehviewer.ui.scene.GalleryPreviewsScene
-import com.hippo.ehviewer.ui.scene.HistoryScene
+import com.hippo.ehviewer.ui.scene.GalleryListScene.Companion.toStartArgs
 import com.hippo.ehviewer.ui.scene.ProgressScene
-import com.hippo.ehviewer.ui.scene.SelectSiteScene
-import com.hippo.ehviewer.ui.scene.SignInScene
-import com.hippo.ehviewer.ui.scene.SolidScene
-import com.hippo.ehviewer.ui.scene.WebViewSignInScene
-import com.hippo.ehviewer.widget.EhStageLayout
 import com.hippo.io.UniFileInputStreamPipe
-import com.hippo.scene.Announcer
-import com.hippo.scene.SceneFragment
-import com.hippo.scene.StageActivity
 import com.hippo.unifile.UniFile
 import com.hippo.util.BitmapUtils
 import com.hippo.util.addTextToClipboard
 import com.hippo.util.getClipboardManager
 import com.hippo.util.getUrlFromClipboard
-import com.hippo.widget.DrawerView
 import com.hippo.yorozuya.IOUtils
-import com.hippo.yorozuya.SimpleHandler
-import com.hippo.yorozuya.ViewUtils
+import eu.kanade.tachiyomi.util.lang.launchUI
+import eu.kanade.tachiyomi.util.lang.withUIContext
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
 import java.io.File
 import java.io.FileOutputStream
 import java.io.IOException
 import java.io.OutputStream

-class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedListener {
-    private var settingsLauncher =
-        registerForActivityResult(ActivityResultContracts.StartActivityForResult()) {
-            if (it.resultCode == RESULT_OK) refreshTopScene()
-        }
-
-    /*---------------
-     Whole life cycle
-     ---------------*/
-    private var mDrawerLayout: DrawerLayout? = null
-    private var mStageLayout: EhStageLayout? = null
-    private var mNavView: NavigationView? = null
-    private var mRightDrawer: DrawerView? = null
-    private var mNavCheckedItem = 0
-    override fun getContainerViewId(): Int {
-        return R.id.fragment_container
-    }
-
-    override fun getLaunchAnnouncer(): Announcer {
-        return if (EhUtils.needSignedIn()) {
-            Announcer(SignInScene::class.java)
-        } else if (Settings.getSelectSite()) {
-            Announcer(SelectSiteScene::class.java)
-        } else {
-            val args = Bundle()
-            args.putString(
-                GalleryListScene.KEY_ACTION,
-                Settings.getLaunchPageGalleryListSceneAction()
-            )
-            Announcer(GalleryListScene::class.java).setArgs(args)
-        }
-    }
-
-    // Sometimes scene can't show directly
-    private fun processAnnouncer(announcer: Announcer): Announcer {
-        if (0 == sceneCount) {
-            if (EhUtils.needSignedIn()) {
-                val newArgs = Bundle()
-                newArgs.putString(SignInScene.KEY_TARGET_SCENE, announcer.clazz.name)
-                newArgs.putBundle(SignInScene.KEY_TARGET_ARGS, announcer.args)
-                return Announcer(SignInScene::class.java).setArgs(newArgs)
-            } else if (Settings.getSelectSite()) {
-                val newArgs = Bundle()
-                newArgs.putString(SelectSiteScene.KEY_TARGET_SCENE, announcer.clazz.name)
-                newArgs.putBundle(SelectSiteScene.KEY_TARGET_ARGS, announcer.args)
-                return Announcer(SelectSiteScene::class.java).setArgs(newArgs)
-            }
-        }
-        return announcer
-    }
+class MainActivity : EhActivity() {
+    private lateinit var binding: ActivityMainBinding
+    private lateinit var navController: NavController

    private fun saveImageToTempFile(file: UniFile?): File? {
        file ?: return null
@@ -166,16 +115,68 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
        }
    }

-    private fun handleIntent(intent: Intent?): Boolean {
-        if (intent == null) {
-            return false
+    override fun onNewIntent(intent: Intent?) {
+        super.onNewIntent(intent)
+        lifecycleScope.launchUI {
+            if (!handleIntent(intent)) {
+                if (intent != null && Intent.ACTION_VIEW == intent.action) {
+                    if (intent.data != null) {
+                        val url = intent.data.toString()
+                        EditTextDialogBuilder(this@MainActivity, url, "")
+                            .setTitle(R.string.error_cannot_parse_the_url)
+                            .setPositiveButton(android.R.string.copy) { _: DialogInterface?, _: Int ->
+                                this@MainActivity.addTextToClipboard(
+                                    url,
+                                    false
+                                )
+                            }
+                            .show()
+                    }
+                }
+            }
        }
+    }
+
+    private fun handleIntent(intent: Intent?): Boolean {
+        intent ?: return false
        val action = intent.action
        if (Intent.ACTION_VIEW == action) {
            val uri = intent.data ?: return false
-            val announcer = EhUrlOpener.parseUrl(uri.toString())
-            if (announcer != null) {
-                startScene(processAnnouncer(announcer))
+            val url = uri.toString()
+            if (TextUtils.isEmpty(url)) {
+                return false
+            }
+
+            val listUrlBuilder = GalleryListUrlParser.parse(url)
+            if (listUrlBuilder != null) {
+                val args = Bundle()
+                args.putString(
+                    GalleryListScene.KEY_ACTION,
+                    GalleryListScene.ACTION_LIST_URL_BUILDER
+                )
+                args.putParcelable(GalleryListScene.KEY_LIST_URL_BUILDER, listUrlBuilder)
+                navController.navigate(R.id.galleryListScene, args)
+                return true
+            }
+
+            val result1 = GalleryDetailUrlParser.parse(url)
+            if (result1 != null) {
+                val args = Bundle()
+                args.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GID_TOKEN)
+                args.putLong(GalleryDetailScene.KEY_GID, result1.gid)
+                args.putString(GalleryDetailScene.KEY_TOKEN, result1.token)
+                navController.navigate(R.id.galleryDetailScene, args)
+                return true
+            }
+
+            val result2 = GalleryPageUrlParser.parse(url)
+            if (result2 != null) {
+                val args = Bundle()
+                args.putString(ProgressScene.KEY_ACTION, ProgressScene.ACTION_GALLERY_TOKEN)
+                args.putLong(ProgressScene.KEY_GID, result2.gid)
+                args.putString(ProgressScene.KEY_PTOKEN, result2.pToken)
+                args.putInt(ProgressScene.KEY_PAGE, result2.page)
+                navController.navigate(R.id.progressScene, args)
                return true
            }
        } else if (Intent.ACTION_SEND == action) {
@@ -183,7 +184,10 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
            if ("text/plain" == type) {
                val builder = ListUrlBuilder()
                builder.keyword = intent.getStringExtra(Intent.EXTRA_TEXT)
-                startScene(processAnnouncer(GalleryListScene.getStartAnnouncer(builder)))
+                navController.navigate(
+                    R.id.galleryListScene,
+                    builder.toStartArgs()
+                )
                return true
            } else if (type != null && type.startsWith("image/")) {
                val uri = intent.getParcelableExtra<Uri>(Intent.EXTRA_STREAM)
@@ -195,69 +199,67 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
                        builder.mode = ListUrlBuilder.MODE_IMAGE_SEARCH
                        builder.imagePath = temp.path
                        builder.isUseSimilarityScan = true
-                        startScene(processAnnouncer(GalleryListScene.getStartAnnouncer(builder)))
+                        navController.navigate(
+                            R.id.galleryListScene,
+                            builder.toStartArgs()
+                        )
                        return true
                    }
                }
            }
+        } else if (action == DownloadService.ACTION_START_DOWNLOADSCENE) {
+            val args = intent.getBundleExtra(DownloadService.ACTION_START_DOWNLOADSCENE_ARGS)
+            navController.navigate(R.id.nav_downloads, args)
        }
+
        return false
    }

-    override fun onUnrecognizedIntent(intent: Intent?) {
-        val clazz = topSceneClass
-        if (clazz != null && SolidScene::class.java.isAssignableFrom(clazz)) {
-            // TODO the intent lost
-            return
-        }
-        if (!handleIntent(intent)) {
-            var handleUrl = false
-            if (intent != null && Intent.ACTION_VIEW == intent.action) {
-                handleUrl = true
-                if (intent.data != null) {
-                    val url = intent.data.toString()
-                    EditTextDialogBuilder(this, url, "")
-                        .setTitle(R.string.error_cannot_parse_the_url)
-                        .setPositiveButton(android.R.string.copy) { _: DialogInterface?, _: Int ->
-                            this.addTextToClipboard(
-                                url,
-                                false
-                            )
-                        }
-                        .show()
+    override fun onCreate(savedInstanceState: Bundle?) {
+        if (EhUtils.needSignedIn())
+            startActivity(Intent(this, LoginActivity::class.java))
+        super.onCreate(savedInstanceState)
+        binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+        val navHostFragment =
+            supportFragmentManager.findFragmentById(R.id.fragment_container) as NavHostFragment
+        navController = navHostFragment.navController
+        navController.apply {
+            graph = navInflater.inflate(R.navigation.nav_graph).apply {
+                when (Settings.getLaunchPageGalleryListSceneAction()) {
+                    GalleryListScene.ACTION_HOMEPAGE -> setStartDestination(R.id.nav_homepage)
+                    GalleryListScene.ACTION_SUBSCRIPTION -> setStartDestination(R.id.nav_subscription)
+                    GalleryListScene.ACTION_WHATS_HOT -> setStartDestination(R.id.nav_whats_hot)
+                    GalleryListScene.ACTION_TOP_LIST -> setStartDestination(R.id.nav_toplist)
                }
            }
-            if (0 == sceneCount) {
-                if (handleUrl) {
-                    finish()
+        }
+        binding.drawView.addDrawerListener(mDrawerOnBackPressedCallback)
+        binding.navView.setupWithNavController(navController)
+
+        // Trick: Tweak NavigationUI to disable multiple backstack
+        binding.navView.setNavigationItemSelectedListener {
+            val navigationView = binding.navView
+            val handled = onNavDestinationSelected2(it, navController)
+            if (handled) {
+                val parent = navigationView.parent
+                if (parent is Openable) {
+                    parent.close()
                } else {
-                    val args = Bundle()
-                    args.putString(
-                        GalleryListScene.KEY_ACTION,
-                        Settings.getLaunchPageGalleryListSceneAction()
-                    )
-                    startScene(processAnnouncer(Announcer(GalleryListScene::class.java).setArgs(args)))
+                    val bottomSheetBehavior = NavigationUI.findBottomSheetBehavior(navigationView)
+                    if (bottomSheetBehavior != null) {
+                        bottomSheetBehavior.state = BottomSheetBehavior.STATE_HIDDEN
+                    }
                }
            }
+            handled
        }
-    }
+        // Trick End

-    override fun onStartSceneFromIntent(clazz: Class<*>, args: Bundle?): Announcer {
-        return processAnnouncer(Announcer(clazz).setArgs(args))
-    }
-
-    override fun onCreate2(savedInstanceState: Bundle?) {
-        setContentView(R.layout.activity_main)
-        mStageLayout = ViewUtils.`$$`(this, R.id.fragment_container) as EhStageLayout
-        mDrawerLayout = ViewUtils.`$$`(this, R.id.draw_view) as DrawerLayout
-        mNavView = ViewUtils.`$$`(this, R.id.nav_view) as NavigationView
-        mRightDrawer = ViewUtils.`$$`(this, R.id.right_drawer) as DrawerView
-        mDrawerLayout?.addDrawerListener(mDrawerOnBackPressedCallback)
-        onBackPressedDispatcher.addCallback(mDrawerOnBackPressedCallback)
-        if (mNavView != null) {
-            mNavView!!.setNavigationItemSelectedListener(this)
-        }
        if (savedInstanceState == null) {
+            if (intent.action != Intent.ACTION_MAIN) {
+                onNewIntent(intent)
+            }
            checkDownloadLocation()
            if (Settings.getMeteredNetworkWarning()) {
                checkMeteredNetwork()
@@ -270,8 +272,6 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
                    }
                }
            }
-        } else {
-            onRestore(savedInstanceState)
        }
    }

@@ -335,9 +335,9 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
    private fun checkMeteredNetwork() {
        val cm = getSystemService(CONNECTIVITY_SERVICE) as ConnectivityManager
        if (cm.isActiveNetworkMetered) {
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q && mDrawerLayout != null) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
                Snackbar.make(
-                    mDrawerLayout!!,
+                    binding.drawView,
                    R.string.metered_network_warning,
                    Snackbar.LENGTH_LONG
                )
@@ -353,110 +353,72 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
        }
    }

-    private fun onRestore(savedInstanceState: Bundle) {
-        mNavCheckedItem = savedInstanceState.getInt(KEY_NAV_CHECKED_ITEM)
-    }
-
-    override fun onSaveInstanceState(outState: Bundle, outPersistentState: PersistableBundle) {
-        super.onSaveInstanceState(outState, outPersistentState)
-        outState.putInt(KEY_NAV_CHECKED_ITEM, mNavCheckedItem)
-    }
-
-    override fun onDestroy() {
-        super.onDestroy()
-        mDrawerLayout = null
-        mNavView = null
-        mRightDrawer = null
-    }
-
    override fun onResume() {
        super.onResume()
-        setNavCheckedItem(mNavCheckedItem)
-        checkClipboardUrl()
-    }
-
-    override fun onTransactScene() {
-        super.onTransactScene()
-        checkClipboardUrl()
-    }
-
-    private fun checkClipboardUrl() {
-        SimpleHandler.getInstance().postDelayed({
-            if (!isSolid) {
-                checkClipboardUrlInternal()
-            }
-        }, 300)
-    }
-
-    private val isSolid: Boolean
-        get() {
-            val topClass = topSceneClass
-            return topClass == null || SolidScene::class.java.isAssignableFrom(topClass)
+        lifecycleScope.launch {
+            delay(100)
+            // delay 100ms to make sure it take precedence over androidx navigation's callback
+            mDrawerOnBackPressedCallback.remove()
+            onBackPressedDispatcher.addCallback(mDrawerOnBackPressedCallback)
+            delay(200)
+            checkClipboardUrl()
        }
-
-    private fun createAnnouncerFromClipboardUrl(url: String): Announcer? {
-        val result1 = GalleryDetailUrlParser.parse(url, false)
-        if (result1 != null) {
-            val args = Bundle()
-            args.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GID_TOKEN)
-            args.putLong(GalleryDetailScene.KEY_GID, result1.gid)
-            args.putString(GalleryDetailScene.KEY_TOKEN, result1.token)
-            return Announcer(GalleryDetailScene::class.java).setArgs(args)
-        }
-        val result2 = GalleryPageUrlParser.parse(url, false)
-        if (result2 != null) {
-            val args = Bundle()
-            args.putString(ProgressScene.KEY_ACTION, ProgressScene.ACTION_GALLERY_TOKEN)
-            args.putLong(ProgressScene.KEY_GID, result2.gid)
-            args.putString(ProgressScene.KEY_PTOKEN, result2.pToken)
-            args.putInt(ProgressScene.KEY_PAGE, result2.page)
-            return Announcer(ProgressScene::class.java).setArgs(args)
-        }
-        return null
    }

-    private fun checkClipboardUrlInternal() {
+    private suspend fun checkClipboardUrl() {
        val text = this.getClipboardManager().getUrlFromClipboard(this)
        val hashCode = text?.hashCode() ?: 0
        if (text != null && hashCode != 0 && Settings.getClipboardTextHashCode() != hashCode) {
-            val announcer = createAnnouncerFromClipboardUrl(text)
-            if (announcer != null && mDrawerLayout != null) {
-                val snackbar = Snackbar.make(
-                    mDrawerLayout!!,
-                    R.string.clipboard_gallery_url_snack_message,
-                    Snackbar.LENGTH_SHORT
-                )
-                snackbar.setAction(R.string.clipboard_gallery_url_snack_action) {
-                    startScene(
-                        announcer
+            val result1 = GalleryDetailUrlParser.parse(text, false)
+            var launch: (() -> Unit)? = null
+            if (result1 != null) {
+                val args = Bundle()
+                args.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GID_TOKEN)
+                args.putLong(GalleryDetailScene.KEY_GID, result1.gid)
+                args.putString(GalleryDetailScene.KEY_TOKEN, result1.token)
+                launch = { navController.navigate(R.id.galleryDetailScene, args) }
+            }
+            val result2 = GalleryPageUrlParser.parse(text, false)
+            if (result2 != null) {
+                val args = Bundle()
+                args.putString(ProgressScene.KEY_ACTION, ProgressScene.ACTION_GALLERY_TOKEN)
+                args.putLong(ProgressScene.KEY_GID, result2.gid)
+                args.putString(ProgressScene.KEY_PTOKEN, result2.pToken)
+                args.putInt(ProgressScene.KEY_PAGE, result2.page)
+                launch = { navController.navigate(R.id.progressScene, args) }
+            }
+            launch?.let {
+                withUIContext {
+                    val snackbar = Snackbar.make(
+                        binding.drawView,
+                        R.string.clipboard_gallery_url_snack_message,
+                        Snackbar.LENGTH_SHORT
                    )
+                    snackbar.setAction(R.string.clipboard_gallery_url_snack_action) {
+                        it()
+                    }
+                    snackbar.show()
                }
-                snackbar.show()
            }
        }
        Settings.putClipboardTextHashCode(hashCode)
    }

-    override fun onSceneViewCreated(scene: SceneFragment, savedInstanceState: Bundle?) {
-        super.onSceneViewCreated(scene, savedInstanceState)
-        createDrawerView(scene)
-    }
-
    @SuppressLint("RtlHardcoded")
-    fun createDrawerView(scene: SceneFragment?) {
-        if (scene is BaseScene && mRightDrawer != null && mDrawerLayout != null) {
-            mRightDrawer!!.removeAllViews()
+    fun createDrawerView(scene: Fragment?) {
+        if (scene is BaseScene) {
+            binding.rightDrawer.removeAllViews()
            val drawerView = scene.createDrawerView(
-                scene.layoutInflater, mRightDrawer, null
+                scene.layoutInflater, binding.rightDrawer, null
            )
            if (drawerView != null) {
-                mRightDrawer!!.addView(drawerView)
-                mDrawerLayout!!.setDrawerLockMode(
+                binding.rightDrawer.addView(drawerView)
+                binding.drawView.setDrawerLockMode(
                    DrawerLayout.LOCK_MODE_UNLOCKED,
                    GravityCompat.END
                )
            } else {
-                mDrawerLayout!!.setDrawerLockMode(
+                binding.drawView.setDrawerLockMode(
                    DrawerLayout.LOCK_MODE_LOCKED_CLOSED,
                    GravityCompat.END
                )
@@ -464,39 +426,32 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
        }
    }

-    override fun onSceneViewDestroyed(scene: SceneFragment) {
-        super.onSceneViewDestroyed(scene)
-        if (scene is BaseScene) {
-            scene.destroyDrawerView()
-        }
-    }
-
    fun addAboveSnackView(view: View?) {
-        mStageLayout?.addAboveSnackView(view)
+        binding.absnacker.addAboveSnackView(view)
    }

    fun removeAboveSnackView(view: View?) {
-        mStageLayout?.removeAboveSnackView(view)
+        binding.absnacker.removeAboveSnackView(view)
    }

    fun setDrawerLockMode(lockMode: Int, edgeGravity: Int) {
-        mDrawerLayout?.setDrawerLockMode(lockMode, edgeGravity)
+        binding.drawView.setDrawerLockMode(lockMode, edgeGravity)
    }

-    fun getDrawerLockMode(edgeGravity: Int): Int? {
-        return mDrawerLayout?.getDrawerLockMode(edgeGravity)
+    fun getDrawerLockMode(edgeGravity: Int): Int {
+        return binding.drawView.getDrawerLockMode(edgeGravity)
    }

    fun openDrawer(drawerGravity: Int) {
-        mDrawerLayout?.openDrawer(drawerGravity)
+        binding.drawView.openDrawer(drawerGravity)
    }

    fun closeDrawer(drawerGravity: Int) {
-        mDrawerLayout?.closeDrawer(drawerGravity)
+        binding.drawView.closeDrawer(drawerGravity)
    }

    fun toggleDrawer(drawerGravity: Int) {
-        mDrawerLayout?.run {
+        binding.drawView.run {
            if (isDrawerOpen(drawerGravity)) {
                closeDrawer(drawerGravity)
            } else {
@@ -505,17 +460,6 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
        }
    }

-    fun setNavCheckedItem(@IdRes resId: Int) {
-        mNavCheckedItem = resId
-        mNavView?.run {
-            if (resId == 0) {
-                setCheckedItem(R.id.nav_stub)
-            } else {
-                setCheckedItem(resId)
-            }
-        }
-    }
-
    @JvmOverloads
    fun showTip(@StringRes id: Int, length: Int, useToast: Boolean = false) {
        showTip(getString(id), length, useToast)
@@ -537,77 +481,17 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
        ).show()
    }

-    override fun onNavigationItemSelected(item: MenuItem): Boolean {
-        // Don't select twice
-        if (item.isChecked) {
-            return false
-        }
-        val id = item.itemId
-        when (id) {
-            R.id.nav_homepage -> {
-                val args = Bundle()
-                args.putString(GalleryListScene.KEY_ACTION, GalleryListScene.ACTION_HOMEPAGE)
-                startSceneFirstly(
-                    Announcer(GalleryListScene::class.java)
-                        .setArgs(args)
-                )
-            }
-
-            R.id.nav_subscription -> {
-                val args = Bundle()
-                args.putString(GalleryListScene.KEY_ACTION, GalleryListScene.ACTION_SUBSCRIPTION)
-                startSceneFirstly(
-                    Announcer(GalleryListScene::class.java)
-                        .setArgs(args)
-                )
-            }
-
-            R.id.nav_whats_hot -> {
-                val args = Bundle()
-                args.putString(GalleryListScene.KEY_ACTION, GalleryListScene.ACTION_WHATS_HOT)
-                startSceneFirstly(
-                    Announcer(GalleryListScene::class.java)
-                        .setArgs(args)
-                )
-            }
-
-            R.id.nav_toplist -> {
-                val args = Bundle()
-                args.putString(GalleryListScene.KEY_ACTION, GalleryListScene.ACTION_TOP_LIST)
-                startSceneFirstly(
-                    Announcer(GalleryListScene::class.java)
-                        .setArgs(args)
-                )
-            }
-
-            R.id.nav_favourite -> {
-                startScene(Announcer(FavoritesScene::class.java))
-            }
-
-            R.id.nav_history -> {
-                startScene(Announcer(HistoryScene::class.java))
-            }
-
-            R.id.nav_downloads -> {
-                startScene(Announcer(DownloadsScene::class.java))
-            }
-
-            R.id.nav_settings -> {
-                val intent = Intent(this, SettingsActivity::class.java)
-                settingsLauncher.launch(intent)
-            }
-        }
-        if (id != R.id.nav_stub) {
-            mDrawerLayout?.closeDrawers()
-        }
-        return true
+    var mShareUrl: String? = null
+    override fun onProvideAssistContent(outContent: AssistContent?) {
+        super.onProvideAssistContent(outContent)
+        mShareUrl?.let { outContent?.webUri = Uri.parse(mShareUrl) }
    }

    private val mDrawerOnBackPressedCallback =
        object : OnBackPressedCallback(false), DrawerListener {
            val slideThreshold = 0.05
            override fun handleOnBackPressed() {
-                mDrawerLayout?.closeDrawers()
+                binding.drawView.closeDrawers()
            }

            override fun onDrawerSlide(drawerView: View, slideOffset: Float) {
@@ -618,26 +502,4 @@ class MainActivity : StageActivity(), NavigationView.OnNavigationItemSelectedLis
            override fun onDrawerClosed(drawerView: View) {}
            override fun onDrawerStateChanged(newState: Int) {}
        }
-
-    companion object {
-        private const val KEY_NAV_CHECKED_ITEM = "nav_checked_item"
-
-        init {
-            registerLaunchMode(SignInScene::class.java, SceneFragment.LAUNCH_MODE_SINGLE_TASK)
-            registerLaunchMode(
-                WebViewSignInScene::class.java,
-                SceneFragment.LAUNCH_MODE_SINGLE_TASK
-            )
-            registerLaunchMode(CookieSignInScene::class.java, SceneFragment.LAUNCH_MODE_SINGLE_TASK)
-            registerLaunchMode(SelectSiteScene::class.java, SceneFragment.LAUNCH_MODE_SINGLE_TASK)
-            registerLaunchMode(GalleryListScene::class.java, SceneFragment.LAUNCH_MODE_SINGLE_TOP)
-            registerLaunchMode(GalleryDetailScene::class.java, SceneFragment.LAUNCH_MODE_STANDARD)
-            registerLaunchMode(GalleryCommentsScene::class.java, SceneFragment.LAUNCH_MODE_STANDARD)
-            registerLaunchMode(GalleryPreviewsScene::class.java, SceneFragment.LAUNCH_MODE_STANDARD)
-            registerLaunchMode(DownloadsScene::class.java, SceneFragment.LAUNCH_MODE_SINGLE_TASK)
-            registerLaunchMode(FavoritesScene::class.java, SceneFragment.LAUNCH_MODE_SINGLE_TASK)
-            registerLaunchMode(HistoryScene::class.java, SceneFragment.LAUNCH_MODE_SINGLE_TOP)
-            registerLaunchMode(ProgressScene::class.java, SceneFragment.LAUNCH_MODE_STANDARD)
-        }
-    }
 }
@@ -20,6 +20,7 @@ import android.view.MenuItem
 import android.widget.TextView
 import androidx.annotation.StringRes
 import androidx.fragment.app.FragmentTransaction
+import androidx.navigation.ActivityNavigator
 import com.google.android.material.appbar.AppBarLayout
 import com.google.android.material.floatingactionbutton.FloatingActionButton
 import com.google.android.material.snackbar.Snackbar
@@ -78,4 +79,9 @@ class SettingsActivity : EhActivity() {
    fun resetAppbarLiftStatus() {
        mAppbarLayout?.setExpanded(true)
    }
+
+    override fun finish() {
+        super.finish()
+        ActivityNavigator.applyPopAnimationsToPendingTransition(this)
+    }
 }
@@ -1,37 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.annotation;
-
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.ViewGroup;
-
-import androidx.fragment.app.Fragment;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Created in {@link Fragment#onCreateView(LayoutInflater, ViewGroup, Bundle)},
- * destroyed in {@link Fragment#onDestroyView()}.
- */
-@Retention(RetentionPolicy.SOURCE)
-@Target({ElementType.FIELD})
-public @interface DrawerLifeCircle {
-}
@@ -1,37 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.annotation;
-
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.ViewGroup;
-
-import androidx.fragment.app.Fragment;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Created in {@link Fragment#onCreateView(LayoutInflater, ViewGroup, Bundle)},
- * destroyed in {@link Fragment#onDestroyView()}.
- */
-@Retention(RetentionPolicy.SOURCE)
-@Target({ElementType.FIELD})
-public @interface ViewLifeCircle {
-}
@@ -1,36 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.annotation;
-
-import android.app.Activity;
-import android.os.Bundle;
-
-import androidx.fragment.app.Fragment;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Created in {@link Fragment#onCreate(Bundle)} or {@link Activity#onCreate(Bundle)},
- * destroyed in {@link Fragment#onDestroy()} or {@link Activity#onDestroy()}.
- */
-@Retention(RetentionPolicy.SOURCE)
-@Target({ElementType.FIELD})
-public @interface WholeLifeCircle {
-}
@@ -0,0 +1,309 @@
+package com.hippo.ehviewer.ui.compose
+
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Info
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Button
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.SnackbarHost
+import androidx.compose.material3.SnackbarHostState
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalClipboardManager
+import androidx.compose.ui.platform.LocalFocusManager
+import androidx.compose.ui.res.dimensionResource
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.SpanStyle
+import androidx.compose.ui.text.buildAnnotatedString
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.style.TextDecoration
+import androidx.compose.ui.text.withStyle
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import androidx.navigation.NavController
+import com.hippo.ehviewer.EhApplication
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.client.EhCookieStore
+import com.hippo.ehviewer.client.EhEngine
+import com.hippo.ehviewer.client.EhUrl
+import com.hippo.ehviewer.client.EhUtils
+import com.hippo.ehviewer.ui.LoginActivity.Companion.SELECT_SITE_ROUTE_NAME
+import com.hippo.util.ExceptionUtils
+import eu.kanade.tachiyomi.util.lang.launchIO
+import eu.kanade.tachiyomi.util.lang.withUIContext
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.launch
+import okhttp3.Cookie
+import java.util.Locale
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun CookieSignInScene(navController: NavController) {
+    val clipboardManager = LocalClipboardManager.current
+    val focusManager = LocalFocusManager.current
+    val snackbarHostState = remember { SnackbarHostState() }
+    val coroutineScope = rememberCoroutineScope()
+    var isProgressIndicatorVisible by rememberSaveable { mutableStateOf(false) }
+
+    var ipbMemberId by rememberSaveable { mutableStateOf("") }
+    var ipbPassHash by rememberSaveable { mutableStateOf("") }
+    var igneous by rememberSaveable { mutableStateOf("") }
+
+    var ipbMemberIdErrorState by rememberSaveable { mutableStateOf(false) }
+    var ipbPassHashErrorState by rememberSaveable { mutableStateOf(false) }
+
+    var signInJob by remember { mutableStateOf<Job?>(null) }
+
+    var showErrorDialog by rememberSaveable { mutableStateOf(false) }
+    var loginErrorException by remember { mutableStateOf<Throwable?>(null) }
+
+    val noCookies = stringResource(R.string.from_clipboard_error)
+
+    fun newCookie(name: String, value: String, domain: String): Cookie {
+        return Cookie.Builder().name(name).value(value).domain(domain).expiresAt(Long.MAX_VALUE)
+            .build()
+    }
+
+    fun storeCookie(id: String, hash: String, igneous: String) {
+        EhUtils.signOut()
+        val store = EhApplication.ehCookieStore
+        store.addCookie(newCookie(EhCookieStore.KEY_IPD_MEMBER_ID, id, EhUrl.DOMAIN_E))
+        store.addCookie(newCookie(EhCookieStore.KEY_IPD_MEMBER_ID, id, EhUrl.DOMAIN_EX))
+        store.addCookie(newCookie(EhCookieStore.KEY_IPD_PASS_HASH, hash, EhUrl.DOMAIN_E))
+        store.addCookie(newCookie(EhCookieStore.KEY_IPD_PASS_HASH, hash, EhUrl.DOMAIN_EX))
+        if (igneous.isBlank()) return
+        store.addCookie(newCookie(EhCookieStore.KEY_IGNEOUS, igneous, EhUrl.DOMAIN_E))
+        store.addCookie(newCookie(EhCookieStore.KEY_IGNEOUS, igneous, EhUrl.DOMAIN_EX))
+    }
+
+    fun login() {
+        if (signInJob?.isActive == true) return
+        if (ipbMemberId.isBlank()) {
+            ipbMemberIdErrorState = true
+            return
+        } else {
+            ipbMemberIdErrorState = false
+        }
+        if (ipbPassHash.isBlank()) {
+            ipbPassHashErrorState = true
+            return
+        } else {
+            ipbPassHashErrorState = false
+        }
+        focusManager.clearFocus()
+        storeCookie(ipbMemberId, ipbPassHash, igneous)
+        isProgressIndicatorVisible = true
+        signInJob = coroutineScope.launchIO {
+            runCatching {
+                EhEngine.getProfile()
+            }.onSuccess {
+                withUIContext {
+                    navController.navigate(SELECT_SITE_ROUTE_NAME)
+                }
+            }.onFailure {
+                EhApplication.ehCookieStore.signOut()
+                loginErrorException = it
+                showErrorDialog = true
+                isProgressIndicatorVisible = false
+            }
+        }
+    }
+
+    fun fillCookiesFromClipboard() {
+        focusManager.clearFocus()
+        val text = clipboardManager.getText()
+        if (text == null) {
+            coroutineScope.launch { snackbarHostState.showSnackbar(noCookies) }
+            return
+        }
+        runCatching {
+            val kvs: Array<String> = if (text.contains(";")) {
+                text.split(";".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
+            } else if (text.contains("\n")) {
+                text.split("\n".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
+            } else {
+                coroutineScope.launch { snackbarHostState.showSnackbar(noCookies) }
+                return
+            }
+            if (kvs.size < 3) {
+                coroutineScope.launch { snackbarHostState.showSnackbar(noCookies) }
+                return
+            }
+            for (s in kvs) {
+                val kv: Array<String> = if (s.contains("=")) {
+                    s.split("=".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
+                } else if (s.contains(":")) {
+                    s.split(":".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
+                } else {
+                    continue
+                }
+                if (kv.size != 2) {
+                    continue
+                }
+                when (kv[0].trim { it <= ' ' }.lowercase(Locale.getDefault())) {
+                    "ipb_member_id" -> ipbMemberId = kv[1].trim { it <= ' ' }
+                    "ipb_pass_hash" -> ipbPassHash = kv[1].trim { it <= ' ' }
+                    "igneous" -> igneous = kv[1].trim { it <= ' ' }
+                }
+            }
+            login()
+        }.onFailure {
+            it.printStackTrace()
+            coroutineScope.launch { snackbarHostState.showSnackbar(noCookies) }
+        }
+    }
+
+    Box(
+        contentAlignment = Alignment.Center
+    ) {
+        Scaffold(
+            snackbarHost = {
+                SnackbarHost(hostState = snackbarHostState)
+            }
+        ) { padding ->
+            Column(
+                Modifier
+                    .padding(dimensionResource(id = R.dimen.keyline_margin))
+                    .padding(padding)
+                    .fillMaxSize()
+                    .verticalScroll(rememberScrollState()),
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                Image(
+                    painter = painterResource(id = R.drawable.v_cookie_brown_x48),
+                    contentDescription = null,
+                    modifier = Modifier.padding(dimensionResource(id = R.dimen.keyline_margin))
+                )
+                Text(
+                    text = stringResource(id = R.string.cookie_explain),
+                    modifier = Modifier
+                        .padding(
+                            horizontal = 32.dp,
+                            vertical = dimensionResource(id = R.dimen.keyline_margin)
+                        ),
+                    fontSize = 16.sp
+                )
+                OutlinedTextField(
+                    value = ipbMemberId,
+                    onValueChange = { ipbMemberId = it.trim { char -> char <= ' ' } },
+                    Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                    label = { Text(text = "ipb_member_id") },
+                    keyboardOptions = KeyboardOptions(
+                        imeAction = ImeAction.Next
+                    ),
+                    supportingText = { if (ipbMemberIdErrorState) Text(stringResource(R.string.text_is_empty)) },
+                    trailingIcon = {
+                        if (ipbMemberIdErrorState) Icon(
+                            imageVector = Icons.Filled.Info,
+                            contentDescription = null
+                        )
+                    },
+                    isError = ipbMemberIdErrorState,
+                    singleLine = true
+                )
+                OutlinedTextField(
+                    value = ipbPassHash,
+                    onValueChange = { ipbPassHash = it.trim { char -> char <= ' ' } },
+                    Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                    label = { Text(text = "ipb_pass_hash") },
+                    keyboardOptions = KeyboardOptions(
+                        imeAction = ImeAction.Next
+                    ),
+                    supportingText = { if (ipbPassHashErrorState) Text(stringResource(R.string.text_is_empty)) },
+                    trailingIcon = {
+                        if (ipbPassHashErrorState) Icon(
+                            imageVector = Icons.Filled.Info,
+                            contentDescription = null
+                        )
+                    },
+                    isError = ipbPassHashErrorState,
+                    singleLine = true
+                )
+                OutlinedTextField(
+                    value = igneous,
+                    onValueChange = { igneous = it.trim { char -> char <= ' ' } },
+                    Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                    label = { Text(text = "igneous") },
+                    keyboardActions = KeyboardActions(
+                        onDone = { login() }
+                    ),
+                    singleLine = true
+                )
+                Spacer(modifier = Modifier.weight(1f))
+                Button(
+                    onClick = { login() },
+                    Modifier.fillMaxWidth()
+                ) {
+                    Text(text = stringResource(id = android.R.string.ok))
+                }
+                TextButton(onClick = { fillCookiesFromClipboard() }) {
+                    Text(
+                        text = buildAnnotatedString {
+                            withStyle(
+                                style = SpanStyle(textDecoration = TextDecoration.Underline)
+                            ) {
+                                append(stringResource(id = R.string.from_clipboard))
+                            }
+                        },
+                        modifier = Modifier
+                            .padding(horizontal = 8.dp)
+                    )
+                }
+            }
+        }
+        if (isProgressIndicatorVisible)
+            CircularProgressIndicator()
+        if (showErrorDialog) {
+            AlertDialog(
+                onDismissRequest = {
+                    showErrorDialog = false
+                },
+                confirmButton = {
+                    TextButton(onClick = {
+                        showErrorDialog = false
+                    }) {
+                        Text(text = stringResource(id = R.string.get_it))
+                    }
+                },
+                title = {
+                    Text(text = stringResource(id = R.string.sign_in_failed))
+                },
+                text = {
+                    Text(
+                        text =
+                        """
+                            ${ExceptionUtils.getReadableString(loginErrorException!!)}
+                            ${stringResource(R.string.wrong_cookie_warning)}
+                        """.trimIndent()
+                    )
+                }
+            )
+        }
+    }
+}
@@ -0,0 +1,142 @@
+package com.hippo.ehviewer.ui.compose
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.IntrinsicSize
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.Button
+import androidx.compose.material3.Divider
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.res.dimensionResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.hippo.ehviewer.EhApplication
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.Settings
+import com.hippo.ehviewer.client.EhEngine
+import com.hippo.ehviewer.client.EhUrl
+import eu.kanade.tachiyomi.util.lang.launchIO
+import kotlinx.coroutines.GlobalScope
+
+@Composable
+fun SelectSiteScreen(finish: () -> Unit) {
+    var site by remember { mutableStateOf(EhApplication.ehCookieStore.hasSignedIn()) } // false for e, true for ex
+
+    Column(
+        Modifier
+            .padding(horizontal = dimensionResource(R.dimen.keyline_margin))
+            .padding(top = dimensionResource(R.dimen.keyline_margin))
+            .fillMaxSize(),
+        horizontalAlignment = Alignment.CenterHorizontally
+    ) {
+        Text(
+            text = stringResource(id = R.string.select_scene),
+            style = MaterialTheme.typography.titleMedium
+        )
+        Spacer(modifier = Modifier.weight(1f))
+
+        // TODO: Replace this dummy impl with official one when available
+        // See https://m3.material.io/components/segmented-buttons/overview
+        Row(
+            modifier = Modifier
+                .height(IntrinsicSize.Min)
+                .border(
+                    1.dp,
+                    MaterialTheme.colorScheme.outline,
+                    RoundedCornerShape(90f, 90f, 90f, 90f)
+                )
+                .clip(RoundedCornerShape(90f, 90f, 90f, 90f))
+        ) {
+            Box(
+                modifier = Modifier
+                    .background(if (!site) MaterialTheme.colorScheme.secondaryContainer else MaterialTheme.colorScheme.surface)
+                    .clickable { site = false }
+                    .size(100.dp, 40.dp),
+                contentAlignment = Alignment.Center
+            ) {
+                Text(
+                    text = stringResource(id = R.string.site_e),
+                    style = MaterialTheme.typography.labelLarge
+                )
+            }
+
+            Divider(
+                color = MaterialTheme.colorScheme.outline, modifier = Modifier
+                    .fillMaxHeight()
+                    .width(1.dp)
+            )
+
+            Box(
+                modifier = Modifier
+                    .background(if (site) MaterialTheme.colorScheme.secondaryContainer else MaterialTheme.colorScheme.surface)
+                    .clickable { site = true }
+                    .size(100.dp, 40.dp),
+                contentAlignment = Alignment.Center
+            ) {
+                Text(
+                    text = stringResource(id = R.string.site_ex),
+                    style = MaterialTheme.typography.labelLarge
+                )
+            }
+        }
+        // Dummy impl end
+
+        Text(
+            text = stringResource(id = R.string.select_scene_explain),
+            modifier = Modifier.padding(top = 16.dp)
+        )
+
+        Spacer(modifier = Modifier.weight(1f))
+        Box(
+            modifier = Modifier
+                .padding(horizontal = 12.dp)
+                .padding(top = 4.dp, bottom = 20.dp)
+                .fillMaxWidth()
+        ) {
+            Button(onClick = {
+                Settings.putSelectSite(false)
+                Settings.putNeedSignIn(false)
+                if (!site)
+                    Settings.putGallerySite(EhUrl.SITE_E)
+                else
+                    Settings.putGallerySite(EhUrl.SITE_EX)
+                GlobalScope.launchIO {
+                    getProfile()
+                }
+                finish()
+            }, Modifier.fillMaxWidth()) {
+                Text(text = stringResource(id = android.R.string.ok))
+            }
+        }
+    }
+}
+
+suspend fun getProfile() {
+    runCatching {
+        EhEngine.getProfile().run {
+            Settings.putDisplayName(displayName)
+            Settings.putAvatar(avatar)
+        }
+    }
+}
@@ -0,0 +1,298 @@
+package com.hippo.ehviewer.ui.compose
+
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.layout.widthIn
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Info
+import androidx.compose.material.icons.filled.Visibility
+import androidx.compose.material.icons.filled.VisibilityOff
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Button
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedButton
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalFocusManager
+import androidx.compose.ui.res.dimensionResource
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.SpanStyle
+import androidx.compose.ui.text.buildAnnotatedString
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.KeyboardType
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.text.style.TextDecoration
+import androidx.compose.ui.text.withStyle
+import androidx.compose.ui.unit.dp
+import androidx.navigation.NavController
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.Settings
+import com.hippo.ehviewer.UrlOpener
+import com.hippo.ehviewer.client.EhEngine
+import com.hippo.ehviewer.client.EhUrl
+import com.hippo.ehviewer.client.EhUtils
+import com.hippo.ehviewer.ui.LoginActivity.Companion.COOKIE_SIGN_IN_ROUTE_NAME
+import com.hippo.ehviewer.ui.LoginActivity.Companion.SELECT_SITE_ROUTE_NAME
+import com.hippo.ehviewer.ui.LoginActivity.Companion.WEBVIEW_SIGN_IN_ROUTE_NAME
+import com.hippo.util.ExceptionUtils
+import eu.kanade.tachiyomi.util.lang.launchIO
+import eu.kanade.tachiyomi.util.lang.withUIContext
+import kotlinx.coroutines.Job
+import rikka.core.util.ContextUtils.requireActivity
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun SignInScreen(navController: NavController) {
+    val coroutineScope = rememberCoroutineScope()
+    val focusManager = LocalFocusManager.current
+    var isProgressIndicatorVisible by rememberSaveable { mutableStateOf(false) }
+    var showUsernameError by rememberSaveable { mutableStateOf(false) }
+    var showPasswordError by rememberSaveable { mutableStateOf(false) }
+    var showErrorDialog by rememberSaveable { mutableStateOf(false) }
+    var loginErrorException by remember { mutableStateOf<Throwable?>(null) }
+    var username by rememberSaveable { mutableStateOf("") }
+    var password by rememberSaveable { mutableStateOf("") }
+    var passwordHidden by rememberSaveable { mutableStateOf(true) }
+    val context = LocalContext.current
+    var signInJob by remember { mutableStateOf<Job?>(null) }
+
+    // Basic login request
+    fun signIn() {
+        if (signInJob?.isActive == true) return
+        if (username.isEmpty()) {
+            showUsernameError = true
+            return
+        } else {
+            showUsernameError = false
+        }
+        if (password.isEmpty()) {
+            showPasswordError = true
+            return
+        } else {
+            showPasswordError = false
+        }
+        focusManager.clearFocus()
+        isProgressIndicatorVisible = true
+
+        EhUtils.signOut()
+        signInJob = coroutineScope.launchIO {
+            runCatching {
+                EhEngine.signIn(username, password)
+            }.onFailure {
+                it.printStackTrace()
+                withUIContext {
+                    focusManager.clearFocus()
+                    isProgressIndicatorVisible = false
+                    loginErrorException = it
+                    showErrorDialog = true
+                }
+            }.onSuccess {
+                withUIContext {
+                    navController.navigate(SELECT_SITE_ROUTE_NAME)
+                }
+            }
+        }
+    }
+
+    Box(
+        contentAlignment = Alignment.Center
+    ) {
+        Column(
+            Modifier
+                .padding(dimensionResource(id = R.dimen.keyline_margin))
+                .fillMaxSize()
+                .verticalScroll(rememberScrollState()),
+            horizontalAlignment = Alignment.CenterHorizontally
+        ) {
+            Image(
+                painter = painterResource(id = R.drawable.ic_launcher_foreground),
+                contentDescription = null,
+                Modifier.padding(dimensionResource(id = R.dimen.keyline_margin))
+            )
+
+            OutlinedTextField(
+                value = username,
+                onValueChange = { username = it },
+                Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                label = { Text(stringResource(R.string.username)) },
+                supportingText = { if (showUsernameError) Text(stringResource(R.string.error_username_cannot_empty)) },
+                trailingIcon = {
+                    if (showUsernameError) Icon(
+                        imageVector = Icons.Filled.Info,
+                        contentDescription = null
+                    )
+                },
+                keyboardOptions = KeyboardOptions(
+                    imeAction = ImeAction.Next
+                ),
+                singleLine = true,
+                isError = showUsernameError
+            )
+
+            OutlinedTextField(
+                value = password,
+                onValueChange = { password = it },
+                Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                label = { Text(stringResource(R.string.password)) },
+                visualTransformation = if (passwordHidden) PasswordVisualTransformation() else VisualTransformation.None,
+                supportingText = { if (showPasswordError) Text(stringResource(R.string.error_password_cannot_empty)) },
+                keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Password),
+                keyboardActions = KeyboardActions(
+                    onDone = { signIn() }
+                ),
+                trailingIcon = {
+                    if (showPasswordError)
+                        Icon(imageVector = Icons.Filled.Info, contentDescription = null)
+                    else
+                        IconButton(onClick = { passwordHidden = !passwordHidden }) {
+                            val visibilityIcon =
+                                if (passwordHidden) Icons.Filled.Visibility else Icons.Filled.VisibilityOff
+                            Icon(imageVector = visibilityIcon, contentDescription = null)
+                        }
+                },
+                singleLine = true,
+                isError = showPasswordError
+            )
+
+            Text(
+                text = stringResource(id = R.string.app_waring),
+                Modifier
+                    .widthIn(max = dimensionResource(id = R.dimen.single_max_width))
+                    .padding(top = 24.dp),
+                style = MaterialTheme.typography.labelLarge
+            )
+
+            Spacer(modifier = Modifier.weight(1f))
+
+            Row {
+                OutlinedButton(
+                    onClick = {
+                        UrlOpener.openUrl(
+                            requireActivity(context),
+                            EhUrl.URL_REGISTER,
+                            false
+                        )
+                    },
+                    Modifier
+                        .weight(1f)
+                        .padding(horizontal = 4.dp)
+                ) {
+                    Text(text = stringResource(id = R.string.register))
+                }
+
+                Button(
+                    onClick = { signIn() },
+                    Modifier
+                        .weight(1f)
+                        .padding(horizontal = 4.dp)
+                ) {
+                    Text(text = stringResource(id = R.string.sign_in))
+                }
+            }
+
+            Row(
+                Modifier.padding(horizontal = 4.dp)
+            ) {
+                TextButton(
+                    onClick = { navController.navigate(WEBVIEW_SIGN_IN_ROUTE_NAME) },
+                    Modifier.padding(horizontal = 8.dp)
+                ) {
+                    Text(
+                        text = buildAnnotatedString {
+                            withStyle(
+                                style = SpanStyle(textDecoration = TextDecoration.Underline)
+                            ) {
+                                append(stringResource(id = R.string.sign_in_via_webview))
+                            }
+                        }
+                    )
+                }
+
+                TextButton(
+                    onClick = { navController.navigate(COOKIE_SIGN_IN_ROUTE_NAME) },
+                    Modifier.padding(horizontal = 8.dp)
+                ) {
+                    Text(
+                        text = buildAnnotatedString {
+                            withStyle(
+                                style = SpanStyle(textDecoration = TextDecoration.Underline)
+                            ) {
+                                append(stringResource(id = R.string.sign_in_via_cookies))
+                            }
+                        }
+                    )
+                }
+            }
+
+            TextButton(
+                onClick = { navController.navigate(SELECT_SITE_ROUTE_NAME) },
+            ) {
+                Text(
+                    text = buildAnnotatedString {
+                        withStyle(
+                            style = SpanStyle(textDecoration = TextDecoration.Underline)
+                        ) {
+                            append(stringResource(id = R.string.tourist_mode))
+                        }
+                    }
+                )
+            }
+        }
+        if (isProgressIndicatorVisible) {
+            CircularProgressIndicator()
+        }
+        if (showErrorDialog) {
+            AlertDialog(
+                onDismissRequest = {
+                    showErrorDialog = false
+                },
+                confirmButton = {
+                    TextButton(onClick = {
+                        showErrorDialog = false
+                    }) {
+                        Text(text = stringResource(id = R.string.get_it))
+                    }
+                },
+                title = {
+                    Text(text = stringResource(id = R.string.sign_in_failed))
+                },
+                text = {
+                    Text(
+                        text =
+                        """
+                            ${ExceptionUtils.getReadableString(loginErrorException!!)}
+                            ${stringResource(R.string.sign_in_failed_tip)}
+                        """.trimIndent()
+                    )
+                }
+            )
+        }
+    }
+}
@@ -0,0 +1,108 @@
+package com.hippo.ehviewer.ui.compose
+
+import android.annotation.SuppressLint
+import android.graphics.Color
+import android.view.ViewGroup
+import android.webkit.CookieManager
+import android.webkit.WebView
+import android.webkit.WebViewClient
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.viewinterop.AndroidView
+import androidx.navigation.NavController
+import com.hippo.ehviewer.EhApplication
+import com.hippo.ehviewer.client.EhCookieStore
+import com.hippo.ehviewer.client.EhUrl
+import com.hippo.ehviewer.client.EhUtils
+import com.hippo.ehviewer.ui.LoginActivity.Companion.SELECT_SITE_ROUTE_NAME
+import com.hippo.ehviewer.widget.DialogWebChromeClient
+import okhttp3.Cookie
+import okhttp3.HttpUrl
+import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
+
+@SuppressLint("SetJavaScriptEnabled")
+@Composable
+fun WebviewSignInScreen(navController: NavController) {
+    val context = LocalContext.current
+    AndroidView(factory = {
+        EhUtils.signOut()
+
+        // http://stackoverflow.com/questions/32284642/how-to-handle-an-uncatched-exception
+        CookieManager.getInstance().apply {
+            flush()
+            removeAllCookies(null)
+            removeSessionCookies(null)
+        }
+        WebView(context).apply {
+            layoutParams = ViewGroup.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.MATCH_PARENT
+            )
+            setBackgroundColor(Color.TRANSPARENT)
+            settings.run {
+                builtInZoomControls = true
+                displayZoomControls = true
+                javaScriptEnabled = true
+            }
+            webViewClient = object : WebViewClient() {
+                private var present = false
+                fun parseCookies(url: HttpUrl?, cookieStrings: String?): List<Cookie> {
+                    if (cookieStrings == null) {
+                        return emptyList()
+                    }
+                    var cookies: MutableList<Cookie>? = null
+                    val pieces =
+                        cookieStrings.split(";".toRegex()).dropLastWhile { it.isEmpty() }
+                            .toTypedArray()
+                    for (piece in pieces) {
+                        val cookie = Cookie.parse(url!!, piece) ?: continue
+                        if (cookies == null) {
+                            cookies = ArrayList()
+                        }
+                        cookies.add(cookie)
+                    }
+                    return cookies ?: emptyList()
+                }
+
+                fun addCookie(domain: String, cookie: Cookie) {
+                    EhApplication.ehCookieStore.addCookie(
+                        EhCookieStore.newCookie(
+                            cookie,
+                            domain,
+                            true,
+                            true,
+                            true
+                        )
+                    )
+                }
+
+                override fun onPageFinished(view: WebView, url: String) {
+                    if (present) {
+                        view.destroy()
+                        return
+                    }
+                    val httpUrl = url.toHttpUrlOrNull() ?: return
+                    val cookieString = CookieManager.getInstance().getCookie(EhUrl.HOST_E)
+                    val cookies = parseCookies(httpUrl, cookieString)
+                    var getId = false
+                    var getHash = false
+                    for (cookie in cookies) {
+                        if (EhCookieStore.KEY_IPD_MEMBER_ID == cookie.name) {
+                            getId = true
+                        } else if (EhCookieStore.KEY_IPD_PASS_HASH == cookie.name) {
+                            getHash = true
+                        }
+                        addCookie(EhUrl.DOMAIN_EX, cookie)
+                        addCookie(EhUrl.DOMAIN_E, cookie)
+                    }
+                    if (getId && getHash) {
+                        present = true
+                        navController.navigate(SELECT_SITE_ROUTE_NAME)
+                    }
+                }
+            }
+            webChromeClient = DialogWebChromeClient(context)
+            loadUrl(EhUrl.URL_SIGN_IN)
+        }
+    })
+}
@@ -259,7 +259,7 @@ class FilterFragment : BaseFragment() {
    }

    private inner class FilterList {
-        private val mEhFilter: EhFilter = EhFilter.getInstance()
+        private val mEhFilter: EhFilter = EhFilter
        private val mTitleFilterList: List<Filter> = mEhFilter.titleFilterList
        private val mUploaderFilterList: List<Filter> = mEhFilter.uploaderFilterList
        private val mTagFilterList: List<Filter> = mEhFilter.tagFilterList
@@ -407,11 +407,11 @@ class FilterFragment : BaseFragment() {
            throw IndexOutOfBoundsException()
        }

-        fun add(filter: Filter?): Boolean {
+        fun add(filter: Filter): Boolean {
            return mEhFilter.addFilter(filter)
        }

-        fun delete(filter: Filter?) {
+        fun delete(filter: Filter) {
            mEhFilter.deleteFilter(filter)
        }

@@ -1,281 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.annotation.SuppressLint;
-import android.content.Context;
-import android.content.res.Resources;
-import android.os.Bundle;
-import android.os.Parcelable;
-import android.util.SparseArray;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.ViewTreeObserver;
-
-import androidx.annotation.IdRes;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.annotation.StringRes;
-import androidx.core.view.GravityCompat;
-import androidx.core.view.ViewCompat;
-import androidx.core.view.WindowInsetsCompat;
-import androidx.core.view.WindowInsetsControllerCompat;
-import androidx.drawerlayout.widget.DrawerLayout;
-import androidx.fragment.app.FragmentActivity;
-
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.scene.SceneFragment;
-
-public abstract class BaseScene extends SceneFragment {
-
-    public static final int LENGTH_SHORT = 0;
-    public static final int LENGTH_LONG = 1;
-
-    public static final String KEY_DRAWER_VIEW_STATE =
-            "com.hippo.ehviewer.ui.scene.BaseScene:DRAWER_VIEW_STATE";
-
-    private WindowInsetsControllerCompat insetsController;
-
-    @Nullable
-    private View drawerView;
-    @Nullable
-    private SparseArray<Parcelable> drawerViewState;
-
-    public void addAboveSnackView(View view) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).addAboveSnackView(view);
-        }
-    }
-
-    public void removeAboveSnackView(View view) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).removeAboveSnackView(view);
-        }
-    }
-
-    public void setDrawerLockMode(int lockMode, int edgeGravity) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).setDrawerLockMode(lockMode, edgeGravity);
-        }
-    }
-
-    public Integer getDrawerLockMode(int edgeGravity) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            return ((MainActivity) activity).getDrawerLockMode(edgeGravity);
-        }
-        return null;
-    }
-
-    public void openDrawer(int drawerGravity) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).openDrawer(drawerGravity);
-        }
-    }
-
-    public void closeDrawer(int drawerGravity) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).closeDrawer(drawerGravity);
-        }
-    }
-
-    public void toggleDrawer(int drawerGravity) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).toggleDrawer(drawerGravity);
-        }
-    }
-
-    public void showTip(CharSequence message, int length) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).showTip(message, length);
-        }
-    }
-
-    public void showTip(@StringRes int id, int length) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).showTip(id, length);
-        }
-    }
-
-    public boolean needShowLeftDrawer() {
-        return true;
-    }
-
-    public int getNavCheckedItem() {
-        return 0;
-    }
-
-    /**
-     * @param resId 0 for clear
-     */
-    public void setNavCheckedItem(@IdRes int resId) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).setNavCheckedItem(resId);
-        }
-    }
-
-    public void recreateDrawerView() {
-        MainActivity activity = getMainActivity();
-        if (activity != null) {
-            activity.createDrawerView(this);
-        }
-    }
-
-    public final View createDrawerView(LayoutInflater inflater,
-                                       @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        drawerView = onCreateDrawerView(inflater, container, savedInstanceState);
-
-        if (drawerView != null) {
-            SparseArray<Parcelable> saved = drawerViewState;
-            if (saved == null && savedInstanceState != null) {
-                saved = savedInstanceState.getSparseParcelableArray(KEY_DRAWER_VIEW_STATE);
-            }
-            if (saved != null) {
-                drawerView.restoreHierarchyState(saved);
-            }
-        }
-
-        return drawerView;
-    }
-
-    public View onCreateDrawerView(LayoutInflater inflater,
-                                   @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        return null;
-    }
-
-    public final void destroyDrawerView() {
-        if (drawerView != null) {
-            drawerViewState = new SparseArray<>();
-            drawerView.saveHierarchyState(drawerViewState);
-        }
-
-        onDestroyDrawerView();
-
-        drawerView = null;
-    }
-
-    public void onDestroyDrawerView() {
-    }
-
-    @SuppressLint("RtlHardcoded")
-    @Override
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-        postponeEnterTransition();
-        view.getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
-            @Override
-            public boolean onPreDraw() {
-                view.getViewTreeObserver().removeOnPreDrawListener(this);
-                startPostponedEnterTransition();
-                return true;
-            }
-        });
-
-        // Update left drawer locked state
-        if (needShowLeftDrawer()) {
-            setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED, GravityCompat.START);
-        } else {
-            setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED, GravityCompat.START);
-        }
-
-        // Update nav checked item
-        setNavCheckedItem(getNavCheckedItem());
-
-        // Hide soft ime
-        hideSoftInput();
-    }
-
-    @Nullable
-    public Resources getResourcesOrNull() {
-        Context context = getContext();
-        if (context != null) {
-            return context.getResources();
-        } else {
-            return null;
-        }
-    }
-
-    @Nullable
-    public MainActivity getMainActivity() {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof MainActivity) {
-            return (MainActivity) activity;
-        } else {
-            return null;
-        }
-    }
-
-    public void hideSoftInput() {
-        var insetsController = getInsetsController();
-        if (insetsController != null) {
-            insetsController.hide(WindowInsetsCompat.Type.ime());
-        }
-    }
-
-    public void showSoftInput(@Nullable View view) {
-        if (view != null) {
-            view.requestFocus();
-            view.post(() -> {
-                var insetsController = getInsetsController();
-                if (insetsController != null) {
-                    insetsController.show(WindowInsetsCompat.Type.ime());
-                }
-            });
-        }
-    }
-
-    public WindowInsetsControllerCompat getInsetsController() {
-        if (insetsController == null) {
-            var activity = getActivity();
-            if (activity != null) {
-                insetsController = ViewCompat.getWindowInsetsController(activity.getWindow().getDecorView());
-            }
-        }
-        return insetsController;
-    }
-
-    @Override
-    public void onDestroy() {
-        super.onDestroy();
-        insetsController = null;
-    }
-
-    @Override
-    public void onSaveInstanceState(@NonNull Bundle outState) {
-        super.onSaveInstanceState(outState);
-
-        if (drawerView != null) {
-            drawerViewState = new SparseArray<>();
-            drawerView.saveHierarchyState(drawerViewState);
-            outState.putSparseParcelableArray(KEY_DRAWER_VIEW_STATE, drawerViewState);
-        }
-    }
-
-    public Resources.Theme getTheme() {
-        return requireActivity().getTheme();
-    }
-}
@@ -0,0 +1,244 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.ui.scene
+
+import android.annotation.SuppressLint
+import android.content.res.Resources
+import android.content.res.Resources.Theme
+import android.os.Bundle
+import android.os.Parcelable
+import android.util.SparseArray
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.annotation.StringRes
+import androidx.core.view.GravityCompat
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.WindowInsetsControllerCompat
+import androidx.drawerlayout.widget.DrawerLayout
+import androidx.fragment.app.Fragment
+import androidx.navigation.NavOptions
+import androidx.navigation.fragment.NavHostFragment
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.ui.MainActivity
+import rikka.core.res.resolveDrawable
+
+abstract class BaseScene : Fragment() {
+    private var insetsController: WindowInsetsControllerCompat? = null
+    private var drawerView: View? = null
+    private var drawerViewState: SparseArray<Parcelable?>? = null
+    fun addAboveSnackView(view: View?) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.addAboveSnackView(view)
+        }
+    }
+
+    fun removeAboveSnackView(view: View?) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.removeAboveSnackView(view)
+        }
+    }
+
+    fun setDrawerLockMode(lockMode: Int, edgeGravity: Int) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.setDrawerLockMode(lockMode, edgeGravity)
+        }
+    }
+
+    fun getDrawerLockMode(edgeGravity: Int): Int? {
+        val activity = activity
+        return if (activity is MainActivity) {
+            activity.getDrawerLockMode(edgeGravity)
+        } else null
+    }
+
+    fun openDrawer(drawerGravity: Int) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.openDrawer(drawerGravity)
+        }
+    }
+
+    fun closeDrawer(drawerGravity: Int) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.closeDrawer(drawerGravity)
+        }
+    }
+
+    fun toggleDrawer(drawerGravity: Int) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.toggleDrawer(drawerGravity)
+        }
+    }
+
+    fun showTip(message: CharSequence?, length: Int) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.showTip(message!!, length)
+        }
+    }
+
+    fun showTip(@StringRes id: Int, length: Int) {
+        val activity = activity
+        if (activity is MainActivity) {
+            activity.showTip(id, length)
+        }
+    }
+
+    open fun needShowLeftDrawer(): Boolean {
+        return true
+    }
+
+    fun recreateDrawerView() {
+        val activity = mainActivity
+        activity?.createDrawerView(this)
+    }
+
+    fun createDrawerView(
+        inflater: LayoutInflater,
+        container: ViewGroup?, savedInstanceState: Bundle?
+    ): View? {
+        drawerView = onCreateDrawerView(inflater, container, savedInstanceState)
+        if (drawerView != null) {
+            var saved = drawerViewState
+            if (saved == null && savedInstanceState != null) {
+                saved = savedInstanceState.getSparseParcelableArray(KEY_DRAWER_VIEW_STATE)
+            }
+            if (saved != null) {
+                drawerView!!.restoreHierarchyState(saved)
+            }
+        }
+        return drawerView
+    }
+
+    open fun onCreateDrawerView(
+        inflater: LayoutInflater,
+        container: ViewGroup?, savedInstanceState: Bundle?
+    ): View? {
+        return null
+    }
+
+    private fun destroyDrawerView() {
+        if (drawerView != null) {
+            drawerViewState = SparseArray()
+            drawerView!!.saveHierarchyState(drawerViewState)
+        }
+        onDestroyDrawerView()
+        drawerView = null
+    }
+
+    open fun onDestroyDrawerView() {}
+
+    @SuppressLint("RtlHardcoded")
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        view.background = requireActivity().theme.resolveDrawable(android.R.attr.windowBackground)
+
+        // Update left drawer locked state
+        if (needShowLeftDrawer()) {
+            setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED, GravityCompat.START)
+        } else {
+            setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED, GravityCompat.START)
+        }
+
+        // Hide soft ime
+        hideSoftInput()
+        mainActivity!!.createDrawerView(this)
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        destroyDrawerView()
+    }
+
+    val resourcesOrNull: Resources?
+        get() {
+            val context = context
+            return context?.resources
+        }
+    val mainActivity: MainActivity?
+        get() {
+            val activity = activity
+            return if (activity is MainActivity) {
+                activity
+            } else {
+                null
+            }
+        }
+
+    fun hideSoftInput() {
+        val insetsController = getInsetsController()
+        insetsController?.hide(WindowInsetsCompat.Type.ime())
+    }
+
+    fun showSoftInput(view: View?) {
+        if (view != null) {
+            view.requestFocus()
+            view.post(Runnable {
+                val insetsController = getInsetsController()
+                insetsController?.show(WindowInsetsCompat.Type.ime())
+            })
+        }
+    }
+
+    private fun getInsetsController(): WindowInsetsControllerCompat? {
+        if (insetsController == null) {
+            val activity = activity
+            if (activity != null) {
+                insetsController = ViewCompat.getWindowInsetsController(activity.window.decorView)
+            }
+        }
+        return insetsController
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        insetsController = null
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+        if (drawerView != null) {
+            drawerViewState = SparseArray()
+            drawerView!!.saveHierarchyState(drawerViewState)
+            outState.putSparseParcelableArray(KEY_DRAWER_VIEW_STATE, drawerViewState)
+        }
+    }
+
+    val theme: Theme
+        get() = requireActivity().theme
+
+    @JvmOverloads
+    fun navigate(id: Int, args: Bundle?, singleTop: Boolean = false) {
+        val options: NavOptions = NavOptions.Builder().setLaunchSingleTop(singleTop)
+            .setEnterAnim(R.anim.scene_open_enter).setExitAnim(R.anim.scene_open_exit)
+            .setPopEnterAnim(R.anim.scene_close_enter).setPopExitAnim(R.anim.scene_close_exit)
+            .build()
+        NavHostFragment.findNavController(this).navigate(id, args, options)
+    }
+
+    companion object {
+        const val LENGTH_SHORT = 0
+        const val LENGTH_LONG = 1
+        const val KEY_DRAWER_VIEW_STATE = "com.hippo.ehviewer.ui.scene.BaseScene:DRAWER_VIEW_STATE"
+    }
+}
@@ -1,305 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.graphics.Paint;
-import android.os.Bundle;
-import android.text.TextUtils;
-import android.view.KeyEvent;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.EditText;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import com.google.android.material.textfield.TextInputLayout;
-import com.hippo.app.BaseDialogBuilder;
-import com.hippo.ehviewer.EhApplication;
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.client.EhClient;
-import com.hippo.ehviewer.client.EhCookieStore;
-import com.hippo.ehviewer.client.EhRequest;
-import com.hippo.ehviewer.client.EhUrl;
-import com.hippo.ehviewer.client.EhUtils;
-import com.hippo.util.ClipboardUtilKt;
-import com.hippo.util.ExceptionUtils;
-import com.hippo.yorozuya.AssertUtils;
-import com.hippo.yorozuya.ViewUtils;
-
-import okhttp3.Cookie;
-
-public class CookieSignInScene extends SolidScene implements EditText.OnEditorActionListener,
-        View.OnClickListener {
-
-    /*---------------
-     View life cycle
-     ---------------*/
-    @Nullable
-    private TextInputLayout mIpbMemberIdLayout;
-    @Nullable
-    private TextInputLayout mIpbPassHashLayout;
-    @Nullable
-    private TextInputLayout mIgneousLayout;
-    @Nullable
-    private EditText mIpbMemberId;
-    @Nullable
-    private EditText mIpbPassHash;
-    @Nullable
-    private EditText mIgneous;
-    @Nullable
-    private View mOk;
-    @Nullable
-    private TextView mFromClipboard;
-
-    private static Cookie newCookie(String name, String value, String domain) {
-        return new Cookie.Builder().name(name).value(value)
-                .domain(domain).expiresAt(Long.MAX_VALUE).build();
-    }
-
-    @Override
-    public boolean needShowLeftDrawer() {
-        return false;
-    }
-
-    @Nullable
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater,
-                             @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.scene_cookie_sign_in, container, false);
-        mIpbMemberIdLayout = (TextInputLayout) ViewUtils.$$(view, R.id.ipb_member_id_layout);
-        mIpbMemberId = mIpbMemberIdLayout.getEditText();
-        AssertUtils.assertNotNull(mIpbMemberId);
-        mIpbPassHashLayout = (TextInputLayout) ViewUtils.$$(view, R.id.ipb_pass_hash_layout);
-        mIpbPassHash = mIpbPassHashLayout.getEditText();
-        AssertUtils.assertNotNull(mIpbPassHash);
-        mIgneousLayout = (TextInputLayout) ViewUtils.$$(view, R.id.igneous_layout);
-        mIgneous = mIgneousLayout.getEditText();
-        AssertUtils.assertNotNull(mIgneous);
-        mOk = ViewUtils.$$(view, R.id.ok);
-        mFromClipboard = (TextView) ViewUtils.$$(view, R.id.from_clipboard);
-
-        mFromClipboard.setPaintFlags(mFromClipboard.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG | Paint.ANTI_ALIAS_FLAG);
-
-        mIpbPassHash.setOnEditorActionListener(this);
-
-        mOk.setOnClickListener(this);
-        mFromClipboard.setOnClickListener(this);
-
-        // Try to get old version cookie info
-        Context context = getContext();
-        AssertUtils.assertNotNull(context);
-        SharedPreferences sharedPreferences = context.getSharedPreferences("eh_info", 0);
-        String ipbMemberId = sharedPreferences.getString("ipb_member_id", null);
-        String ipbPassHash = sharedPreferences.getString("ipb_pass_hash", null);
-        String igneous = sharedPreferences.getString("igneous", null);
-        boolean getIt = false;
-        if (!TextUtils.isEmpty(ipbMemberId)) {
-            mIpbMemberId.setText(ipbMemberId);
-            getIt = true;
-        }
-        if (!TextUtils.isEmpty(ipbPassHash)) {
-            mIpbPassHash.setText(ipbPassHash);
-            getIt = true;
-        }
-        if (!TextUtils.isEmpty(igneous)) {
-            mIgneous.setText(igneous);
-            getIt = true;
-        }
-        if (getIt) {
-            showTip(R.string.found_cookies, LENGTH_SHORT);
-        }
-
-        return view;
-    }
-
-    @Override
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-        showSoftInput(mIpbMemberId);
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        mIpbMemberIdLayout = null;
-        mIpbPassHashLayout = null;
-        mIgneousLayout = null;
-        mIpbMemberId = null;
-        mIpbPassHash = null;
-        mIgneous = null;
-    }
-
-    @Override
-    public void onClick(View v) {
-        if (mOk == v) {
-            enter();
-        } else if (mFromClipboard == v) {
-            fillCookiesFromClipboard();
-        }
-    }
-
-    @Override
-    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
-        if (mIpbPassHash == v) {
-            enter();
-        }
-        return true;
-    }
-
-    public void enter() {
-        Context context = getContext();
-        if (null == context || null == mIpbMemberIdLayout || null == mIpbPassHashLayout ||
-                null == mIgneousLayout || null == mIpbMemberId || null == mIpbPassHash ||
-                null == mIgneous) {
-            return;
-        }
-
-        final String ipbMemberId = mIpbMemberId.getText().toString().trim();
-        final String ipbPassHash = mIpbPassHash.getText().toString().trim();
-        final String igneous = mIgneous.getText().toString().trim();
-
-        if (TextUtils.isEmpty(ipbMemberId)) {
-            mIpbMemberIdLayout.setError(getString(R.string.text_is_empty));
-            return;
-        } else {
-            mIpbMemberIdLayout.setError(null);
-        }
-        if (TextUtils.isEmpty(ipbPassHash)) {
-            mIpbPassHashLayout.setError(getString(R.string.text_is_empty));
-            return;
-        } else {
-            mIpbPassHashLayout.setError(null);
-        }
-
-        hideSoftInput();
-
-        storeCookie(ipbMemberId, ipbPassHash, igneous);
-
-        EhRequest request = new EhRequest()
-                .setMethod(EhClient.METHOD_GET_PROFILE)
-                .setCallback(new CookieSignInListener());
-        request.enqueue(this);
-    }
-
-    private void storeCookie(String id, String hash, String igneous) {
-        Context context = getContext();
-        if (null == context) {
-            return;
-        }
-
-        EhUtils.signOut();
-
-        EhCookieStore store = EhApplication.getEhCookieStore();
-        store.addCookie(newCookie(EhCookieStore.KEY_IPD_MEMBER_ID, id, EhUrl.DOMAIN_E));
-        store.addCookie(newCookie(EhCookieStore.KEY_IPD_MEMBER_ID, id, EhUrl.DOMAIN_EX));
-        store.addCookie(newCookie(EhCookieStore.KEY_IPD_PASS_HASH, hash, EhUrl.DOMAIN_E));
-        store.addCookie(newCookie(EhCookieStore.KEY_IPD_PASS_HASH, hash, EhUrl.DOMAIN_EX));
-        if (!igneous.isEmpty()) {
-            store.addCookie(newCookie(EhCookieStore.KEY_IGNEOUS, igneous, EhUrl.DOMAIN_E));
-            store.addCookie(newCookie(EhCookieStore.KEY_IGNEOUS, igneous, EhUrl.DOMAIN_EX));
-        }
-    }
-
-    private void fillCookiesFromClipboard() {
-        Context context = requireContext();
-
-        hideSoftInput();
-        String text = ClipboardUtilKt.getTextFromClipboard(
-                ClipboardUtilKt.getClipboardManager(context), context);
-        if (text == null) {
-            showTip(R.string.from_clipboard_error, LENGTH_SHORT);
-            return;
-        }
-        try {
-            String[] kvs;
-            if (text.contains(";")) {
-                kvs = text.split(";");
-            } else if (text.contains("\n")) {
-                kvs = text.split("\n");
-            } else {
-                showTip(R.string.from_clipboard_error, LENGTH_SHORT);
-                return;
-            }
-            if (kvs.length < 3) {
-                showTip(R.string.from_clipboard_error, LENGTH_SHORT);
-                return;
-            }
-            for (String s : kvs) {
-                String[] kv;
-                if (s.contains("=")) {
-                    kv = s.split("=");
-                } else if (s.contains(":")) {
-                    kv = s.split(":");
-                } else {
-                    continue;
-                }
-                if (kv.length != 2) {
-                    continue;
-                }
-                switch (kv[0].trim().toLowerCase()) {
-                    case "ipb_member_id":
-                        if (mIpbMemberId != null) {
-                            mIpbMemberId.setText(kv[1].trim());
-                        }
-                        break;
-                    case "ipb_pass_hash":
-                        if (mIpbPassHash != null) {
-                            mIpbPassHash.setText(kv[1].trim());
-                        }
-                        break;
-                    case "igneous":
-                        if (mIgneous != null) {
-                            mIgneous.setText(kv[1].trim());
-                        }
-                        break;
-                }
-            }
-            enter();
-        } catch (Exception e) {
-            ExceptionUtils.throwIfFatal(e);
-            e.printStackTrace();
-            showTip(R.string.from_clipboard_error, LENGTH_SHORT);
-        }
-    }
-
-    private class CookieSignInListener implements EhClient.Callback<Object> {
-        @Override
-        public void onSuccess(Object result) {
-            setResult(RESULT_OK, null);
-            finish();
-        }
-
-        @Override
-        public void onFailure(Exception e) {
-            EhApplication.getEhCookieStore().signOut();
-            new BaseDialogBuilder(requireContext()).setTitle(R.string.sign_in_failed)
-                    .setMessage(ExceptionUtils.getReadableString(e) + "\n\n" + getString(R.string.wrong_cookie_warning))
-                    .setPositiveButton(R.string.get_it, null).show();
-        }
-
-        @Override
-        public void onCancel() {
-            EhApplication.getEhCookieStore().signOut();
-        }
-    }
-}
@@ -34,7 +34,6 @@ import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.widget.Toolbar
 import androidx.core.content.ContextCompat
 import androidx.core.view.GravityCompat
-import androidx.core.view.ViewCompat
 import androidx.drawerlayout.widget.DrawerLayout
 import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.ItemTouchHelper
@@ -65,7 +64,6 @@ import com.hippo.ehviewer.download.DownloadService
 import com.hippo.ehviewer.download.DownloadService.Companion.clear
 import com.hippo.ehviewer.spider.SpiderDen
 import com.hippo.ehviewer.widget.SimpleRatingView
-import com.hippo.scene.Announcer
 import com.hippo.unifile.UniFile
 import com.hippo.view.ViewTransition
 import com.hippo.widget.FabLayout
@@ -109,15 +107,13 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
    private var mLabelAdapter: DownloadLabelAdapter? = null
    private lateinit var mLabels: MutableList<String>
    private var mType = -1
-    override fun getNavCheckedItem(): Int {
-        return R.id.nav_downloads
-    }

    private fun initLabels() {
        context ?: return
        val listLabel = downloadManager.labelList
-        mLabels = ArrayList(listLabel.size + 1)
-        // Add default label name
+        mLabels = ArrayList(listLabel.size + LABEL_OFFSET)
+        // Add "All" and "Default" label names
+        mLabels.add(getString(R.string.download_all))
        mLabels.add(getString(R.string.default_download_label_name))
        for ((_, label) in listLabel) {
            mLabels.add(label!!)
@@ -154,10 +150,6 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
        return false
    }

-    override fun onNewArguments(args: Bundle) {
-        handleArguments(args)
-    }
-
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        val context = context
@@ -193,12 +185,14 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
        }
        var list: MutableList<DownloadInfo>?
        if (mLabel == null) {
+            list = mDownloadManager!!.allDownloadInfoList
+        } else if (mLabel == getString(R.string.default_download_label_name)) {
            list = mDownloadManager!!.defaultDownloadInfoList
        } else {
            list = mDownloadManager!!.getLabelDownloadInfoList(mLabel)
            if (list == null) {
                mLabel = null
-                list = mDownloadManager!!.defaultDownloadInfoList
+                list = mDownloadManager!!.allDownloadInfoList
            }
        }
        if (mType != -1) {
@@ -221,7 +215,7 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
        setTitle(
            getString(
                R.string.scene_download_title,
-                if (mLabel != null) mLabel else getString(R.string.default_download_label_name)
+                if (mLabel != null) mLabel else getString(R.string.download_all)
            )
        )
    }
@@ -294,6 +288,7 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
            mRecyclerView!!.scrollToPosition(mInitPosition)
            mInitPosition = -1
        }
+        itemTouchHelper.attachToRecyclerView(mRecyclerView)
        mFastScroller!!.attachToRecyclerView(mRecyclerView)
        val handlerDrawable = HandlerDrawable()
        handlerDrawable.setColor(theme.resolveColor(com.google.android.material.R.attr.colorPrimary))
@@ -640,10 +635,10 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
    }

    override fun onUpdate(info: DownloadInfo, list: List<DownloadInfo>) {
-        if (mList !== list) {
+        if (mLabel != null && mList !== list) {
            return
        }
-        val index = list.indexOf(info)
+        val index = mList!!.indexOf(info)
        if (index >= 0 && mAdapter != null) {
            mAdapter!!.notifyItemChanged(index)
        }
@@ -791,7 +786,36 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
    private inner class DownloadLabelAdapter(private val mInflater: LayoutInflater) :
        RecyclerView.Adapter<DownloadLabelHolder>() {
        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): DownloadLabelHolder {
-            return DownloadLabelHolder(mInflater.inflate(R.layout.item_drawer_list, parent, false))
+            val holder =
+                DownloadLabelHolder(mInflater.inflate(R.layout.item_drawer_list, parent, false))
+            holder.itemView.setOnClickListener {
+                val position = holder.bindingAdapterPosition
+                val label1: String? = if (position == 0) {
+                    null
+                } else {
+                    mLabels[position]
+                }
+                if (!ObjectUtils.equal(label1, mLabel)) {
+                    mLabel = label1
+                    updateForLabel()
+                    updateView()
+                    closeDrawer(GravityCompat.END)
+                }
+            }
+            holder.edit.setOnClickListener {
+                val context = context
+                val label = mLabels[holder.bindingAdapterPosition]
+                if (context != null) {
+                    val builder = EditTextDialogBuilder(
+                        context, label, getString(R.string.download_labels)
+                    )
+                    builder.setTitle(R.string.rename_label_title)
+                    builder.setPositiveButton(android.R.string.ok, null)
+                    val dialog = builder.show()
+                    RenameLabelDialogHelper(builder, dialog, label)
+                }
+            }
+            return holder
        }

        @SuppressLint("SetTextI18n")
@@ -805,10 +829,18 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
            }
            var list: List<DownloadInfo?>? = null
            if (mDownloadManager != null) {
-                list = if (position == 0) {
-                    mDownloadManager!!.defaultDownloadInfoList
-                } else {
-                    mDownloadManager!!.getLabelDownloadInfoList(label)
+                list = when (position) {
+                    0 -> {
+                        mDownloadManager!!.allDownloadInfoList
+                    }
+
+                    1 -> {
+                        mDownloadManager!!.defaultDownloadInfoList
+                    }
+
+                    else -> {
+                        mDownloadManager!!.getLabelDownloadInfoList(label)
+                    }
                }
            }
            if (list != null) {
@@ -816,39 +848,17 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
            } else {
                holder.label.text = label
            }
-            holder.itemView.setOnClickListener {
-                val label1: String? = if (position == 0) {
-                    null
-                } else {
-                    mLabels[position]
-                }
-                if (!ObjectUtils.equal(label1, mLabel)) {
-                    mLabel = label1
-                    updateForLabel()
-                    updateView()
-                    closeDrawer(GravityCompat.END)
-                }
-            }
-            if (position > 0) {
-                holder.edit.visibility = View.VISIBLE
-                holder.edit.setOnClickListener {
-                    if (context != null) {
-                        val builder = EditTextDialogBuilder(
-                            context, label, getString(R.string.download_labels)
-                        )
-                        builder.setTitle(R.string.rename_label_title)
-                        builder.setPositiveButton(android.R.string.ok, null)
-                        val dialog = builder.show()
-                        RenameLabelDialogHelper(builder, dialog, label)
-                    }
-                }
-            } else {
+            if (position < LABEL_OFFSET) {
+                holder.edit.visibility = View.GONE
                holder.option.visibility = View.GONE
+            } else {
+                holder.edit.visibility = View.VISIBLE
+                holder.option.visibility = View.VISIBLE
            }
        }

        override fun getItemId(position: Int): Long {
-            return mLabels[position].hashCode().toLong()
+            return (if (position < LABEL_OFFSET) position else mLabels[position].hashCode()).toLong()
        }

        override fun getItemCount(): Int {
@@ -969,8 +979,7 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
                    GalleryDetailScene.ACTION_GALLERY_INFO
                )
                args.putParcelable(GalleryDetailScene.KEY_GALLERY_INFO, list[index])
-                val announcer = Announcer(GalleryDetailScene::class.java).setArgs(args)
-                startScene(announcer)
+                navigate(R.id.galleryDetailScene, args)
            } else if (start === v) {
                val intent = Intent(activity, DownloadService::class.java)
                intent.action = DownloadService.ACTION_START
@@ -1010,6 +1019,8 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
            lp.width = mListThumbWidth
            lp.height = mListThumbHeight
            holder.thumb.layoutParams = lp
+            holder.itemView.setOnClickListener { onItemClick(holder.bindingAdapterPosition) }
+            holder.itemView.setOnLongClickListener { onItemLongClick(holder.bindingAdapterPosition) }
            return holder
        }

@@ -1031,14 +1042,6 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
                category.setBackgroundColor(EhUtils.getCategoryColor(info.category))
            }
            bindForState(holder, info)
-
-            // Update transition name
-            ViewCompat.setTransitionName(
-                holder.thumb,
-                TransitionNameFactory.getThumbTransitionName(info.gid)
-            )
-            holder.itemView.setOnClickListener { onItemClick(position) }
-            holder.itemView.setOnLongClickListener { onItemLongClick(position) }
        }

        override fun getItemCount(): Int {
@@ -1150,13 +1153,17 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
            recyclerView: RecyclerView,
            viewHolder: RecyclerView.ViewHolder
        ): Int {
-            return makeMovementFlags(
-                ItemTouchHelper.UP or ItemTouchHelper.DOWN,
-                ItemTouchHelper.LEFT
-            )
+            val position = viewHolder.bindingAdapterPosition
+            return if (position < LABEL_OFFSET) {
+                makeMovementFlags(0, 0)
+            } else {
+                makeMovementFlags(
+                    ItemTouchHelper.UP or ItemTouchHelper.DOWN,
+                    ItemTouchHelper.LEFT
+                )
+            }
        }

-        @SuppressLint("NotifyDataSetChanged")
        override fun onMove(
            recyclerView: RecyclerView,
            viewHolder: RecyclerView.ViewHolder,
@@ -1165,37 +1172,87 @@ class DownloadsScene : BaseToolbarScene(), DownloadInfoListener, OnClickFabListe
            val fromPosition = viewHolder.bindingAdapterPosition
            val toPosition = target.bindingAdapterPosition
            val context = context
-            if (null == context || fromPosition == toPosition || toPosition == 0 || fromPosition == 0) {
+            if (null == context || fromPosition == toPosition || toPosition < LABEL_OFFSET) {
                return false
            }
-            downloadManager.moveLabel(fromPosition - 1, toPosition - 1)
+            downloadManager.moveLabel(fromPosition - LABEL_OFFSET, toPosition - LABEL_OFFSET)
            val item = mLabels.removeAt(fromPosition)
            mLabels.add(toPosition, item)
-            mLabelAdapter!!.notifyDataSetChanged()
+            mLabelAdapter!!.notifyItemMoved(fromPosition, toPosition)
            return true
        }

        override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
            val position = viewHolder.bindingAdapterPosition
            if (mDownloadManager == null) return
-            lifecycleScope.launchIO {
-                if (position != 0) {
-                    val label = mLabels[position]
-                    mDownloadManager!!.deleteLabel(label)
-                }
-                mLabels.removeAt(position)
-                withUIContext {
-                    mLabelAdapter!!.notifyItemRemoved(position)
-                }
-            }
+            val label = mLabels[position]
+            BaseDialogBuilder(context!!)
+                .setMessage(getString(R.string.delete_label, label))
+                .setPositiveButton(R.string.delete) { _, _ ->
+                    lifecycleScope.launchIO {
+                        mDownloadManager!!.deleteLabel(label)
+                        mLabels.removeAt(position)
+                        withUIContext {
+                            mLabelAdapter!!.notifyItemRemoved(position)
+                        }
+                    }
+                }.setNegativeButton(android.R.string.cancel) { dialog, _ ->
+                    dialog.cancel()
+                }.setOnCancelListener {
+                    mLabelAdapter!!.notifyItemChanged(position)
+                }.show()
        }
    }

+    private val itemTouchHelper = ItemTouchHelper(object : ItemTouchHelper.Callback() {
+        override fun getMovementFlags(
+            recyclerView: RecyclerView,
+            viewHolder: RecyclerView.ViewHolder
+        ): Int {
+            return makeMovementFlags(
+                ItemTouchHelper.UP or ItemTouchHelper.DOWN,
+                0
+            )
+        }
+
+        override fun onMove(
+            recyclerView: RecyclerView,
+            viewHolder: RecyclerView.ViewHolder,
+            target: RecyclerView.ViewHolder
+        ): Boolean {
+            val fromPosition = viewHolder.bindingAdapterPosition
+            val toPosition = target.bindingAdapterPosition
+            if (fromPosition == toPosition) {
+                return false
+            }
+            val allInfoList = mDownloadManager!!.allDownloadInfoList
+            val dbFromPosition = allInfoList.indexOf(mList!![fromPosition])
+            val dbToPosition = allInfoList.indexOf(mList!![toPosition])
+            lifecycleScope.launchIO {
+                EhDB.moveDownloadInfo(dbFromPosition, dbToPosition)
+                val item = allInfoList.removeAt(dbFromPosition)
+                allInfoList.add(dbToPosition, item)
+                if (mLabel != null) {
+                    val item1 = mList!!.removeAt(fromPosition)
+                    mList!!.add(toPosition, item1)
+                }
+                withUIContext {
+                    mAdapter!!.notifyItemMoved(fromPosition, toPosition)
+                }
+            }
+            return true
+        }
+
+        override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
+        }
+    })
+
    companion object {
        const val KEY_GID = "gid"
        const val KEY_ACTION = "action"
        const val ACTION_CLEAR_DOWNLOAD_SERVICE = "clear_download_service"
        private val TAG = DownloadsScene::class.java.simpleName
        private const val KEY_LABEL = "label"
+        private const val LABEL_OFFSET = 2
    }
 }
@@ -1,93 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.content.Context;
-import android.widget.Toast;
-
-import androidx.annotation.StringRes;
-
-import com.hippo.ehviewer.EhApplication;
-import com.hippo.ehviewer.client.EhClient;
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.scene.SceneFragment;
-import com.hippo.scene.StageActivity;
-
-public abstract class EhCallback<E extends SceneFragment, T> implements EhClient.Callback<T> {
-
-    private final EhApplication mApplication;
-    private final int mStageId;
-    private final String mSceneTag;
-
-    public EhCallback(Context context, int stageId, String sceneTag) {
-        mApplication = (EhApplication) context.getApplicationContext();
-        mStageId = stageId;
-        mSceneTag = sceneTag;
-    }
-
-    public abstract boolean isInstance(SceneFragment scene);
-
-    public Context getContent() {
-        Context context = getStageActivity();
-        if (context == null) {
-            context = getApplication();
-        }
-        return context;
-    }
-
-    public EhApplication getApplication() {
-        return mApplication;
-    }
-
-    public StageActivity getStageActivity() {
-        return mApplication.findStageActivityById(mStageId);
-    }
-
-    @SuppressWarnings("unchecked")
-    public E getScene() {
-        StageActivity stage = mApplication.findStageActivityById(mStageId);
-        if (stage == null) {
-            return null;
-        }
-        SceneFragment scene = stage.findSceneByTag(mSceneTag);
-        if (isInstance(scene)) {
-            return (E) scene;
-        } else {
-            return null;
-        }
-    }
-
-    public void showTip(@StringRes int id, int length) {
-        StageActivity activity = getStageActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).showTip(id, length);
-        } else {
-            Toast.makeText(getApplication(), id,
-                    length == BaseScene.LENGTH_LONG ? Toast.LENGTH_LONG : Toast.LENGTH_SHORT).show();
-        }
-    }
-
-    public void showTip(String tip, int length) {
-        StageActivity activity = getStageActivity();
-        if (activity instanceof MainActivity) {
-            ((MainActivity) activity).showTip(tip, length);
-        } else {
-            Toast.makeText(getApplication(), tip,
-                    length == BaseScene.LENGTH_LONG ? Toast.LENGTH_LONG : Toast.LENGTH_SHORT).show();
-        }
-    }
-}
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.ui.scene
+
+import android.content.Context
+import android.widget.Toast
+import androidx.annotation.StringRes
+import androidx.fragment.app.Fragment
+import com.hippo.ehviewer.EhApplication
+import com.hippo.ehviewer.client.EhClient
+import com.hippo.ehviewer.ui.MainActivity
+
+abstract class EhCallback<E : Fragment?, T>(context: Context) : EhClient.Callback<T> {
+    val application: EhApplication
+
+    init {
+        application = context.applicationContext as EhApplication
+    }
+
+    val content: Context
+        get() {
+            var context: Context? = application.topActivity
+            if (context == null) {
+                context = application
+            }
+            return context
+        }
+
+    fun showTip(@StringRes id: Int, length: Int) {
+        val activity = application.topActivity
+        if (activity is MainActivity) {
+            activity.showTip(id, length)
+        } else {
+            Toast.makeText(
+                application, id,
+                if (length == BaseScene.LENGTH_LONG) Toast.LENGTH_LONG else Toast.LENGTH_SHORT
+            ).show()
+        }
+    }
+
+    fun showTip(tip: String, length: Int) {
+        val activity = application.topActivity
+        if (activity is MainActivity) {
+            activity.showTip(tip, length)
+        } else {
+            Toast.makeText(
+                application, tip,
+                if (length == BaseScene.LENGTH_LONG) Toast.LENGTH_LONG else Toast.LENGTH_SHORT
+            ).show()
+        }
+    }
+}
@@ -1,245 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.annotation.SuppressLint;
-import android.content.res.Resources;
-import android.graphics.drawable.Drawable;
-import android.text.TextUtils;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.TextView;
-
-import androidx.annotation.IntDef;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.core.view.ViewCompat;
-import androidx.recyclerview.widget.RecyclerView;
-import androidx.recyclerview.widget.StaggeredGridLayoutManager;
-
-import com.hippo.drawable.TriangleDrawable;
-import com.hippo.easyrecyclerview.MarginItemDecoration;
-import com.hippo.ehviewer.EhApplication;
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.Settings;
-import com.hippo.ehviewer.client.EhCacheKeyFactory;
-import com.hippo.ehviewer.client.EhUtils;
-import com.hippo.ehviewer.client.data.GalleryInfo;
-import com.hippo.ehviewer.download.DownloadManager;
-import com.hippo.ehviewer.widget.TileThumb;
-import com.hippo.widget.recyclerview.AutoStaggeredGridLayoutManager;
-import com.hippo.yorozuya.ViewUtils;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-abstract class GalleryAdapter extends RecyclerView.Adapter<GalleryHolder> {
-
-    public static final int TYPE_INVALID = -1;
-    public static final int TYPE_LIST = 0;
-    public static final int TYPE_GRID = 1;
-    private final LayoutInflater mInflater;
-    private final Resources mResources;
-    private final RecyclerView mRecyclerView;
-    private final AutoStaggeredGridLayoutManager mLayoutManager;
-    private final int mPaddingTopSB;
-    private final int mListThumbWidth;
-    private final int mListThumbHeight;
-    private final boolean mShowFavourited;
-    private final DownloadManager mDownloadManager;
-    private MarginItemDecoration mListDecoration;
-    private MarginItemDecoration mGirdDecoration;
-    private int mType = TYPE_INVALID;
-
-    public GalleryAdapter(@NonNull LayoutInflater inflater, @NonNull Resources resources,
-                          @NonNull RecyclerView recyclerView, int type, boolean showFavourited) {
-        mInflater = inflater;
-        mResources = resources;
-        mRecyclerView = recyclerView;
-        mLayoutManager = new AutoStaggeredGridLayoutManager(0, StaggeredGridLayoutManager.VERTICAL);
-        mPaddingTopSB = resources.getDimensionPixelOffset(R.dimen.gallery_padding_top_search_bar);
-        mShowFavourited = showFavourited;
-
-        mRecyclerView.setAdapter(this);
-        mRecyclerView.setLayoutManager(mLayoutManager);
-
-        @SuppressLint("InflateParams") View calculator = inflater.inflate(R.layout.item_gallery_list_thumb_height, null);
-        ViewUtils.measureView(calculator, 1024, ViewGroup.LayoutParams.WRAP_CONTENT);
-        mListThumbHeight = calculator.getMeasuredHeight();
-        mListThumbWidth = mListThumbHeight * 2 / 3;
-
-        setType(type);
-
-        mDownloadManager = EhApplication.getDownloadManager();
-    }
-
-    private void adjustPaddings() {
-        RecyclerView recyclerView = mRecyclerView;
-        recyclerView.setPadding(recyclerView.getPaddingLeft(), recyclerView.getPaddingTop() + mPaddingTopSB,
-                recyclerView.getPaddingRight(), recyclerView.getPaddingBottom());
-    }
-
-    public int getType() {
-        return mType;
-    }
-
-    public void setType(int type) {
-        if (type == mType) {
-            return;
-        }
-        mType = type;
-
-        RecyclerView recyclerView = mRecyclerView;
-        switch (type) {
-            case GalleryAdapter.TYPE_LIST -> {
-                int columnWidth = mResources.getDimensionPixelOffset(Settings.getDetailSizeResId());
-                mLayoutManager.setColumnSize(columnWidth);
-                mLayoutManager.setStrategy(AutoStaggeredGridLayoutManager.STRATEGY_MIN_SIZE);
-                if (null != mGirdDecoration) {
-                    recyclerView.removeItemDecoration(mGirdDecoration);
-                }
-                if (null == mListDecoration) {
-                    int interval = mResources.getDimensionPixelOffset(R.dimen.gallery_list_interval);
-                    int paddingH = mResources.getDimensionPixelOffset(R.dimen.gallery_list_margin_h);
-                    int paddingV = mResources.getDimensionPixelOffset(R.dimen.gallery_list_margin_v);
-                    mListDecoration = new MarginItemDecoration(interval, paddingH, paddingV, paddingH, paddingV);
-                }
-                recyclerView.addItemDecoration(mListDecoration);
-                adjustPaddings();
-                notifyDataSetChanged();
-            }
-            case GalleryAdapter.TYPE_GRID -> {
-                int columnWidth = Settings.getThumbSize();
-                mLayoutManager.setColumnSize(columnWidth);
-                mLayoutManager.setStrategy(AutoStaggeredGridLayoutManager.STRATEGY_SUITABLE_SIZE);
-                if (null != mListDecoration) {
-                    recyclerView.removeItemDecoration(mListDecoration);
-                }
-                if (null == mGirdDecoration) {
-                    int interval = mResources.getDimensionPixelOffset(R.dimen.gallery_grid_interval);
-                    int paddingH = mResources.getDimensionPixelOffset(R.dimen.gallery_grid_margin_h);
-                    int paddingV = mResources.getDimensionPixelOffset(R.dimen.gallery_grid_margin_v);
-                    mGirdDecoration = new MarginItemDecoration(interval, paddingH, paddingV, paddingH, paddingV);
-                }
-                recyclerView.addItemDecoration(mGirdDecoration);
-                adjustPaddings();
-                notifyDataSetChanged();
-            }
-        }
-    }
-
-    @NonNull
-    @Override
-    public GalleryHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
-        int layoutId = switch (viewType) {
-            case TYPE_LIST -> R.layout.item_gallery_list;
-            case TYPE_GRID -> R.layout.item_gallery_grid;
-            default -> throw new IllegalStateException("Unexpected value: " + viewType);
-        };
-
-        GalleryHolder holder = new GalleryHolder(mInflater.inflate(layoutId, parent, false));
-
-        if (viewType == TYPE_LIST) {
-            ViewGroup.LayoutParams lp = holder.thumb.getLayoutParams();
-            lp.width = mListThumbWidth;
-            lp.height = mListThumbHeight;
-            holder.thumb.setLayoutParams(lp);
-        }
-
-        holder.card.setOnClickListener(v -> onItemClick(holder.itemView, holder.getBindingAdapterPosition()));
-        holder.card.setOnLongClickListener(v -> onItemLongClick(holder.itemView, holder.getBindingAdapterPosition()));
-
-        return holder;
-    }
-
-    abstract void onItemClick(View view, int position);
-
-    abstract boolean onItemLongClick(View view, int position);
-
-    @Override
-    public int getItemViewType(int position) {
-        return mType;
-    }
-
-    @Nullable
-    public abstract GalleryInfo getDataAt(int position);
-
-    @SuppressLint("SetTextI18n")
-    @Override
-    public void onBindViewHolder(@NonNull GalleryHolder holder, int position) {
-        GalleryInfo gi = getDataAt(position);
-        if (null == gi) {
-            return;
-        }
-
-        switch (mType) {
-            case TYPE_LIST -> {
-                holder.thumb.load(EhCacheKeyFactory.getThumbKey(gi.getGid()), gi.getThumb());
-                holder.title.setText(EhUtils.getSuitableTitle(gi));
-                holder.uploader.setText(gi.getUploader());
-                holder.uploader.setAlpha(gi.getDisowned() ? .5f : 1f);
-                holder.rating.setRating(gi.getRating());
-                TextView category = holder.category;
-                String newCategoryText = EhUtils.getCategory(gi.getCategory());
-                if (!newCategoryText.equals(category.getText().toString())) {
-                    category.setText(newCategoryText);
-                    category.setBackgroundColor(EhUtils.getCategoryColor(gi.getCategory()));
-                }
-                holder.posted.setText(gi.getPosted());
-                if (gi.getPages() == 0 || !Settings.getShowGalleryPages()) {
-                    holder.pages.setText(null);
-                    holder.pages.setVisibility(View.GONE);
-                } else {
-                    holder.pages.setText(gi.getPages() + "P");
-                    holder.pages.setVisibility(View.VISIBLE);
-                }
-                if (TextUtils.isEmpty(gi.getSimpleLanguage())) {
-                    holder.simpleLanguage.setText(null);
-                    holder.simpleLanguage.setVisibility(View.GONE);
-                } else {
-                    holder.simpleLanguage.setText(gi.getSimpleLanguage());
-                    holder.simpleLanguage.setVisibility(View.VISIBLE);
-                }
-                holder.favourited.setVisibility((mShowFavourited && gi.getFavoriteSlot() >= -1 && gi.getFavoriteSlot() <= 10) ? View.VISIBLE : View.GONE);
-                holder.downloaded.setVisibility(mDownloadManager.containDownloadInfo(gi.getGid()) ? View.VISIBLE : View.GONE);
-            }
-            case TYPE_GRID -> {
-                ((TileThumb) holder.thumb).setThumbSize(gi.getThumbWidth(), gi.getThumbHeight());
-                holder.thumb.load(EhCacheKeyFactory.getThumbKey(gi.getGid()), gi.getThumb());
-                View category = holder.category;
-                Drawable drawable = category.getBackground();
-                int color = EhUtils.getCategoryColor(gi.getCategory());
-                if (!(drawable instanceof TriangleDrawable)) {
-                    drawable = new TriangleDrawable(color);
-                    category.setBackground(drawable);
-                } else {
-                    ((TriangleDrawable) drawable).setColor(color);
-                }
-                holder.simpleLanguage.setText(gi.getSimpleLanguage());
-            }
-        }
-
-        // Update transition name
-        ViewCompat.setTransitionName(holder.thumb, TransitionNameFactory.getThumbTransitionName(gi.getGid()));
-    }
-
-    @IntDef({TYPE_LIST, TYPE_GRID})
-    @Retention(RetentionPolicy.SOURCE)
-    public @interface Type {
-    }
-}
@@ -0,0 +1,231 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.ui.scene
+
+import android.annotation.SuppressLint
+import android.content.res.Resources
+import android.text.TextUtils
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.annotation.IntDef
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.StaggeredGridLayoutManager
+import com.hippo.drawable.TriangleDrawable
+import com.hippo.easyrecyclerview.MarginItemDecoration
+import com.hippo.ehviewer.EhApplication.Companion.downloadManager
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.Settings
+import com.hippo.ehviewer.client.EhCacheKeyFactory
+import com.hippo.ehviewer.client.EhUtils
+import com.hippo.ehviewer.client.data.GalleryInfo
+import com.hippo.ehviewer.download.DownloadManager
+import com.hippo.ehviewer.widget.TileThumb
+import com.hippo.widget.recyclerview.AutoStaggeredGridLayoutManager
+import com.hippo.yorozuya.ViewUtils
+
+internal abstract class GalleryAdapter(
+    private val mInflater: LayoutInflater, private val mResources: Resources,
+    private val mRecyclerView: RecyclerView, type: Int, showFavourited: Boolean
+) : RecyclerView.Adapter<GalleryHolder>() {
+    private val mLayoutManager: AutoStaggeredGridLayoutManager =
+        AutoStaggeredGridLayoutManager(0, StaggeredGridLayoutManager.VERTICAL)
+    private val mPaddingTopSB: Int =
+        mResources.getDimensionPixelOffset(R.dimen.gallery_padding_top_search_bar)
+    private val mListThumbWidth: Int
+    private val mListThumbHeight: Int
+    private val mShowFavourited: Boolean
+    private val mDownloadManager: DownloadManager
+    private var mListDecoration: MarginItemDecoration? = null
+    private var mGirdDecoration: MarginItemDecoration? = null
+    private var mType = TYPE_INVALID
+
+    var type: Int
+        get() = mType
+        set(type) {
+            if (type == mType) {
+                return
+            }
+            mType = type
+            val recyclerView = mRecyclerView
+            when (type) {
+                TYPE_LIST -> {
+                    val columnWidth =
+                        mResources.getDimensionPixelOffset(Settings.getDetailSizeResId())
+                    mLayoutManager.setColumnSize(columnWidth)
+                    mLayoutManager.setStrategy(AutoStaggeredGridLayoutManager.STRATEGY_MIN_SIZE)
+                    if (null != mGirdDecoration) {
+                        recyclerView.removeItemDecoration(mGirdDecoration!!)
+                    }
+                    if (null == mListDecoration) {
+                        val interval =
+                            mResources.getDimensionPixelOffset(R.dimen.gallery_list_interval)
+                        val paddingH =
+                            mResources.getDimensionPixelOffset(R.dimen.gallery_list_margin_h)
+                        val paddingV =
+                            mResources.getDimensionPixelOffset(R.dimen.gallery_list_margin_v)
+                        mListDecoration =
+                            MarginItemDecoration(interval, paddingH, paddingV, paddingH, paddingV)
+                    }
+                    recyclerView.addItemDecoration(mListDecoration!!)
+                    adjustPaddings()
+                    notifyDataSetChanged()
+                }
+
+                TYPE_GRID -> {
+                    val columnWidth = Settings.getThumbSize()
+                    mLayoutManager.setColumnSize(columnWidth)
+                    mLayoutManager.setStrategy(AutoStaggeredGridLayoutManager.STRATEGY_SUITABLE_SIZE)
+                    if (null != mListDecoration) {
+                        recyclerView.removeItemDecoration(mListDecoration!!)
+                    }
+                    if (null == mGirdDecoration) {
+                        val interval =
+                            mResources.getDimensionPixelOffset(R.dimen.gallery_grid_interval)
+                        val paddingH =
+                            mResources.getDimensionPixelOffset(R.dimen.gallery_grid_margin_h)
+                        val paddingV =
+                            mResources.getDimensionPixelOffset(R.dimen.gallery_grid_margin_v)
+                        mGirdDecoration =
+                            MarginItemDecoration(interval, paddingH, paddingV, paddingH, paddingV)
+                    }
+                    recyclerView.addItemDecoration(mGirdDecoration!!)
+                    adjustPaddings()
+                    notifyDataSetChanged()
+                }
+            }
+        }
+
+    init {
+        mShowFavourited = showFavourited
+        mRecyclerView.adapter = this
+        mRecyclerView.layoutManager = mLayoutManager
+        @SuppressLint("InflateParams") val calculator =
+            mInflater.inflate(R.layout.item_gallery_list_thumb_height, null)
+        ViewUtils.measureView(calculator, 1024, ViewGroup.LayoutParams.WRAP_CONTENT)
+        mListThumbHeight = calculator.measuredHeight
+        mListThumbWidth = mListThumbHeight * 2 / 3
+        this.type = type
+        mDownloadManager = downloadManager
+    }
+
+    private fun adjustPaddings() {
+        val recyclerView = mRecyclerView
+        recyclerView.setPadding(
+            recyclerView.paddingLeft, recyclerView.paddingTop + mPaddingTopSB,
+            recyclerView.paddingRight, recyclerView.paddingBottom
+        )
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): GalleryHolder {
+        val layoutId = when (viewType) {
+            TYPE_LIST -> R.layout.item_gallery_list
+            TYPE_GRID -> R.layout.item_gallery_grid
+            else -> throw IllegalStateException("Unexpected value: $viewType")
+        }
+        val holder = GalleryHolder(mInflater.inflate(layoutId, parent, false))
+        if (viewType == TYPE_LIST) {
+            val lp = holder.thumb.layoutParams
+            lp.width = mListThumbWidth
+            lp.height = mListThumbHeight
+            holder.thumb.layoutParams = lp
+        }
+        holder.card.setOnClickListener {
+            onItemClick(
+                holder.itemView,
+                holder.bindingAdapterPosition
+            )
+        }
+        holder.card.setOnLongClickListener {
+            onItemLongClick(
+                holder.itemView,
+                holder.bindingAdapterPosition
+            )
+        }
+        return holder
+    }
+
+    abstract fun onItemClick(view: View, position: Int)
+    abstract fun onItemLongClick(view: View, position: Int): Boolean
+    override fun getItemViewType(position: Int): Int {
+        return mType
+    }
+
+    abstract fun getDataAt(position: Int): GalleryInfo?
+
+    @SuppressLint("SetTextI18n")
+    override fun onBindViewHolder(holder: GalleryHolder, position: Int) {
+        val gi = getDataAt(position) ?: return
+        when (mType) {
+            TYPE_LIST -> {
+                holder.thumb.load(EhCacheKeyFactory.getThumbKey(gi.gid), gi.thumb!!)
+                holder.title!!.text = EhUtils.getSuitableTitle(gi)
+                holder.uploader!!.text = gi.uploader
+                holder.uploader.alpha = if (gi.disowned) .5f else 1f
+                holder.rating!!.rating = gi.rating
+                val category = holder.category
+                val newCategoryText = EhUtils.getCategory(gi.category)
+                if (newCategoryText != category.text.toString()) {
+                    category.text = newCategoryText
+                    category.setBackgroundColor(EhUtils.getCategoryColor(gi.category))
+                }
+                holder.posted!!.text = gi.posted
+                if (gi.pages == 0 || !Settings.getShowGalleryPages()) {
+                    holder.pages?.text = null
+                    holder.pages!!.visibility = View.GONE
+                } else {
+                    holder.pages!!.text = gi.pages.toString() + "P"
+                    holder.pages.visibility = View.VISIBLE
+                }
+                if (TextUtils.isEmpty(gi.simpleLanguage)) {
+                    holder.simpleLanguage.text = null
+                    holder.simpleLanguage.visibility = View.GONE
+                } else {
+                    holder.simpleLanguage.text = gi.simpleLanguage
+                    holder.simpleLanguage.visibility = View.VISIBLE
+                }
+                holder.favourited!!.visibility =
+                    if (mShowFavourited && gi.favoriteSlot >= -1 && gi.favoriteSlot <= 10) View.VISIBLE else View.GONE
+                holder.downloaded!!.visibility =
+                    if (mDownloadManager.containDownloadInfo(gi.gid)) View.VISIBLE else View.GONE
+            }
+
+            TYPE_GRID -> {
+                (holder.thumb as TileThumb).setThumbSize(gi.thumbWidth, gi.thumbHeight)
+                holder.thumb.load(EhCacheKeyFactory.getThumbKey(gi.gid), gi.thumb!!)
+                val category: View = holder.category
+                var drawable = category.background
+                val color = EhUtils.getCategoryColor(gi.category)
+                if (drawable !is TriangleDrawable) {
+                    drawable = TriangleDrawable(color)
+                    category.background = drawable
+                } else {
+                    drawable.setColor(color)
+                }
+                holder.simpleLanguage.text = gi.simpleLanguage
+            }
+        }
+    }
+
+    @IntDef(TYPE_LIST, TYPE_GRID)
+    @Retention(AnnotationRetention.SOURCE)
+    annotation class Type
+    companion object {
+        const val TYPE_INVALID = -1
+        const val TYPE_LIST = 0
+        const val TYPE_GRID = 1
+    }
+}
@@ -0,0 +1,914 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.ui.scene
+
+import android.animation.Animator
+import android.annotation.SuppressLint
+import android.content.Context
+import android.content.DialogInterface
+import android.graphics.Typeface
+import android.graphics.drawable.Drawable
+import android.os.Bundle
+import android.os.Looper
+import android.text.Html
+import android.text.Spannable
+import android.text.SpannableString
+import android.text.SpannableStringBuilder
+import android.text.TextUtils
+import android.text.style.ForegroundColorSpan
+import android.text.style.RelativeSizeSpan
+import android.text.style.StyleSpan
+import android.text.style.URLSpan
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewAnimationUtils
+import android.view.ViewGroup
+import android.widget.EditText
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.activity.OnBackPressedCallback
+import androidx.core.content.ContextCompat
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsAnimationCompat
+import androidx.recyclerview.widget.DefaultItemAnimator
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import androidx.swiperefreshlayout.widget.SwipeRefreshLayout
+import androidx.swiperefreshlayout.widget.SwipeRefreshLayout.OnRefreshListener
+import com.google.android.material.floatingactionbutton.FloatingActionButton
+import com.hippo.app.BaseDialogBuilder
+import com.hippo.easyrecyclerview.EasyRecyclerView
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.UrlOpener
+import com.hippo.ehviewer.WindowInsetsAnimationHelper
+import com.hippo.ehviewer.client.EhClient
+import com.hippo.ehviewer.client.EhFilter
+import com.hippo.ehviewer.client.EhRequest
+import com.hippo.ehviewer.client.EhUrl
+import com.hippo.ehviewer.client.data.GalleryComment
+import com.hippo.ehviewer.client.data.GalleryCommentList
+import com.hippo.ehviewer.client.data.GalleryDetail
+import com.hippo.ehviewer.client.data.ListUrlBuilder
+import com.hippo.ehviewer.client.parser.VoteCommentParser
+import com.hippo.ehviewer.dao.Filter
+import com.hippo.ehviewer.ui.MainActivity
+import com.hippo.ehviewer.ui.scene.GalleryListScene.Companion.toStartArgs
+import com.hippo.text.URLImageGetter
+import com.hippo.util.ExceptionUtils
+import com.hippo.util.ReadableTime
+import com.hippo.util.TextUrl
+import com.hippo.util.addTextToClipboard
+import com.hippo.view.ViewTransition
+import com.hippo.widget.FabLayout
+import com.hippo.widget.LinkifyTextView
+import com.hippo.widget.ObservedTextView
+import com.hippo.yorozuya.AnimationUtils
+import com.hippo.yorozuya.SimpleAnimatorListener
+import com.hippo.yorozuya.StringUtils
+import com.hippo.yorozuya.ViewUtils
+import com.hippo.yorozuya.collect.IntList
+import rikka.core.res.resolveColor
+import kotlin.math.hypot
+
+class GalleryCommentsScene : BaseToolbarScene(), View.OnClickListener, OnRefreshListener {
+    private val mCallback = EditPanelOnBackPressedCallback()
+    private var mGalleryDetail: GalleryDetail? = null
+    private var mRecyclerView: EasyRecyclerView? = null
+    private var mFabLayout: FabLayout? = null
+    private var mFab: FloatingActionButton? = null
+    private var mEditPanel: View? = null
+    private var mSendImage: ImageView? = null
+    private var mEditText: EditText? = null
+    private var mAdapter: CommentAdapter? = null
+    private var mViewTransition: ViewTransition? = null
+    private var mRefreshLayout: SwipeRefreshLayout? = null
+    private var mSendDrawable: Drawable? = null
+    private var mPencilDrawable: Drawable? = null
+    private var mCommentId: Long = 0
+    private var mInAnimation = false
+    private var mShowAllComments = false
+    private var mRefreshingComments = false
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        requireActivity().onBackPressedDispatcher.addCallback(mCallback)
+        if (savedInstanceState == null) {
+            onInit()
+        } else {
+            onRestore(savedInstanceState)
+        }
+    }
+
+    private fun handleArgs(args: Bundle?) {
+        if (args == null) {
+            return
+        }
+        mGalleryDetail = args.getParcelable(KEY_GALLERY_DETAIL)
+        mShowAllComments =
+            mGalleryDetail != null && mGalleryDetail!!.comments != null && !mGalleryDetail!!.comments!!.hasMore
+    }
+
+    private fun onInit() {
+        handleArgs(arguments)
+    }
+
+    private fun onRestore(savedInstanceState: Bundle) {
+        mGalleryDetail = savedInstanceState.getParcelable(KEY_GALLERY_DETAIL)
+        mShowAllComments =
+            mGalleryDetail != null && mGalleryDetail!!.comments != null && !mGalleryDetail!!.comments!!.hasMore
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+        outState.putParcelable(KEY_GALLERY_DETAIL, mGalleryDetail)
+    }
+
+    override fun onCreateViewWithToolbar(
+        inflater: LayoutInflater,
+        container: ViewGroup?, savedInstanceState: Bundle?
+    ): View {
+        val view = inflater.inflate(R.layout.scene_gallery_comments, container, false) as ViewGroup
+        mRecyclerView = ViewUtils.`$$`(view, R.id.recycler_view) as EasyRecyclerView
+        setLiftOnScrollTargetView(mRecyclerView)
+        val tip = ViewUtils.`$$`(view, R.id.tip) as TextView
+        mEditPanel = ViewUtils.`$$`(view, R.id.edit_panel)
+        mSendImage = ViewUtils.`$$`(mEditPanel, R.id.send) as ImageView
+        mEditText = ViewUtils.`$$`(mEditPanel, R.id.edit_text) as EditText
+        mFabLayout = ViewUtils.`$$`(view, R.id.fab_layout) as FabLayout
+        mFab = ViewUtils.`$$`(view, R.id.fab) as FloatingActionButton
+        mRefreshLayout = ViewUtils.`$$`(view, R.id.refresh_layout) as SwipeRefreshLayout
+
+
+        // Workaround for fab and edittext render out of screen
+        view.removeView(mFabLayout)
+        view.removeView(mEditPanel!!.parent as View)
+        assert(container != null)
+        container!!.addView(mFabLayout)
+        container.addView(mEditPanel!!.parent as View)
+        ViewCompat.setWindowInsetsAnimationCallback(
+            view, WindowInsetsAnimationHelper(
+                WindowInsetsAnimationCompat.Callback.DISPATCH_MODE_STOP,
+                mEditPanel,
+                mFabLayout
+            )
+        )
+        mRefreshLayout!!.setOnRefreshListener(this)
+        val context = requireContext()
+        val drawable = ContextCompat.getDrawable(context, R.drawable.big_sad_pandroid)
+        drawable!!.setBounds(0, 0, drawable.intrinsicWidth, drawable.intrinsicHeight)
+        tip.setCompoundDrawables(null, drawable, null, null)
+        mSendDrawable = ContextCompat.getDrawable(context, R.drawable.v_send_dark_x24)
+        mPencilDrawable = ContextCompat.getDrawable(context, R.drawable.v_pencil_dark_x24)
+        mAdapter = CommentAdapter()
+        mRecyclerView!!.adapter = mAdapter
+        mRecyclerView!!.layoutManager = LinearLayoutManager(
+            context,
+            RecyclerView.VERTICAL, false
+        )
+        mRecyclerView!!.setHasFixedSize(true)
+        // Cancel change animator
+        val itemAnimator = mRecyclerView!!.itemAnimator
+        if (itemAnimator is DefaultItemAnimator) {
+            itemAnimator.supportsChangeAnimations = false
+        }
+        mSendImage!!.setOnClickListener(this)
+        mFab!!.setOnClickListener(this)
+        addAboveSnackView(mEditPanel)
+        addAboveSnackView(mFabLayout)
+        mViewTransition = ViewTransition(mRecyclerView, tip)
+        updateView(false)
+        return view
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        mCallback.remove()
+        if (null != mRecyclerView) {
+            mRecyclerView!!.stopScroll()
+            mRecyclerView = null
+        }
+        if (null != mEditPanel) {
+            removeAboveSnackView(mEditPanel)
+            mEditPanel = null
+        }
+        if (null != mFabLayout) {
+            removeAboveSnackView(mFabLayout)
+            mFabLayout = null
+        }
+        mFab = null
+        mSendImage = null
+        mEditText = null
+        mAdapter = null
+        mViewTransition = null
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        setTitle(R.string.gallery_comments)
+        setNavigationIcon(R.drawable.v_arrow_left_dark_x24)
+    }
+
+    private fun showFilterCommenterDialog(commenter: String?, position: Int) {
+        val context = context
+        if (context == null || commenter == null) {
+            return
+        }
+        BaseDialogBuilder(context)
+            .setMessage(getString(R.string.filter_the_commenter, commenter))
+            .setPositiveButton(android.R.string.ok) { _: DialogInterface?, _: Int ->
+                val filter = Filter()
+                filter.mode = EhFilter.MODE_COMMENTER
+                filter.text = commenter
+                EhFilter.addFilter(filter)
+                hideComment(position)
+                showTip(R.string.filter_added, LENGTH_SHORT)
+            }
+            .setNegativeButton(android.R.string.cancel, null)
+            .show()
+    }
+
+    private fun hideComment(position: Int) {
+        if (mGalleryDetail == null || mGalleryDetail!!.comments == null || mGalleryDetail!!.comments!!.comments == null) {
+            return
+        }
+        val oldCommentsList = mGalleryDetail!!.comments!!.comments
+        val newCommentsList = arrayOfNulls<GalleryComment>(
+            oldCommentsList!!.size - 1
+        )
+        var i = 0
+        var j = 0
+        while (i < oldCommentsList.size) {
+            if (i != position) {
+                newCommentsList[j] = oldCommentsList[i]
+                j++
+            }
+            i++
+        }
+        mGalleryDetail!!.comments!!.comments = newCommentsList.requireNoNulls()
+        mAdapter!!.notifyDataSetChanged()
+        updateView(true)
+    }
+
+    private fun voteComment(id: Long, vote: Int) {
+        val context = context
+        val activity = mainActivity
+        if (null == context || null == activity) {
+            return
+        }
+        val request = EhRequest()
+            .setMethod(EhClient.METHOD_VOTE_COMMENT)
+            .setArgs(
+                mGalleryDetail!!.apiUid,
+                mGalleryDetail!!.apiKey,
+                mGalleryDetail!!.gid,
+                mGalleryDetail!!.token,
+                id,
+                vote
+            )
+            .setCallback(VoteCommentListener(context))
+        request.enqueue(this)
+    }
+
+    @SuppressLint("InflateParams")
+    fun showVoteStatusDialog(context: Context?, voteStatus: String?) {
+        var context = context
+        val temp = StringUtils.split(voteStatus, ',')
+        val length = temp.size
+        val userArray = arrayOfNulls<String>(length)
+        val voteArray = arrayOfNulls<String>(length)
+        for (i in 0 until length) {
+            val str = StringUtils.trim(temp[i])
+            val index = str.lastIndexOf(' ')
+            if (index < 0) {
+                Log.d(TAG, "Something wrong happened about vote state")
+                userArray[i] = str
+                voteArray[i] = ""
+            } else {
+                userArray[i] = StringUtils.trim(str.substring(0, index))
+                voteArray[i] = StringUtils.trim(str.substring(index + 1))
+            }
+        }
+        val builder = BaseDialogBuilder(context!!)
+        context = builder.context
+        val inflater = LayoutInflater.from(context)
+        val rv = inflater.inflate(R.layout.dialog_recycler_view, null) as EasyRecyclerView
+        rv.adapter = object : RecyclerView.Adapter<InfoHolder>() {
+            override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): InfoHolder {
+                return InfoHolder(inflater.inflate(R.layout.item_drawer_favorites, parent, false))
+            }
+
+            override fun onBindViewHolder(holder: InfoHolder, position: Int) {
+                holder.key.text = userArray[position]
+                holder.value.text = voteArray[position]
+            }
+
+            override fun getItemCount(): Int {
+                return length
+            }
+        }
+        rv.layoutManager = LinearLayoutManager(context)
+        rv.clipToPadding = false
+        builder.setView(rv).show()
+    }
+
+    private fun showCommentDialog(position: Int) {
+        val context = context
+        if (context == null || mGalleryDetail == null || mGalleryDetail!!.comments == null || mGalleryDetail!!.comments!!.comments == null || position >= mGalleryDetail!!.comments!!.comments!!.size || position < 0) {
+            return
+        }
+        val comment = mGalleryDetail!!.comments!!.comments!![position]
+        val menu: MutableList<String> = ArrayList()
+        val menuId = IntList()
+        val resources = context.resources
+        menu.add(resources.getString(R.string.copy_comment_text))
+        menuId.add(R.id.copy)
+        if (!comment.uploader && !comment.editable) {
+            menu.add(resources.getString(R.string.block_commenter))
+            menuId.add(R.id.block_commenter)
+        }
+        if (comment.editable) {
+            menu.add(resources.getString(R.string.edit_comment))
+            menuId.add(R.id.edit_comment)
+        }
+        if (comment.voteUpAble) {
+            menu.add(resources.getString(if (comment.voteUpEd) R.string.cancel_vote_up else R.string.vote_up))
+            menuId.add(R.id.vote_up)
+        }
+        if (comment.voteDownAble) {
+            menu.add(resources.getString(if (comment.voteDownEd) R.string.cancel_vote_down else R.string.vote_down))
+            menuId.add(R.id.vote_down)
+        }
+        if (!TextUtils.isEmpty(comment.voteState)) {
+            menu.add(resources.getString(R.string.check_vote_status))
+            menuId.add(R.id.check_vote_status)
+        }
+        BaseDialogBuilder(context)
+            .setItems(menu.toTypedArray()) { _: DialogInterface?, which: Int ->
+                if (which < 0 || which >= menuId.size()) {
+                    return@setItems
+                }
+                val id = menuId[which]
+                if (id == R.id.copy) {
+                    requireActivity().addTextToClipboard(comment.comment, false)
+                } else if (id == R.id.block_commenter) {
+                    showFilterCommenterDialog(comment.user, position)
+                } else if (id == R.id.vote_up) {
+                    voteComment(comment.id, 1)
+                } else if (id == R.id.vote_down) {
+                    voteComment(comment.id, -1)
+                } else if (id == R.id.check_vote_status) {
+                    showVoteStatusDialog(context, comment.voteState)
+                } else if (id == R.id.edit_comment) {
+                    prepareEditComment(comment.id)
+                    if (!mInAnimation && mEditPanel != null && mEditPanel!!.visibility != View.VISIBLE) {
+                        showEditPanel(true)
+                    }
+                }
+            }.show()
+    }
+
+    fun onItemClick(parent: EasyRecyclerView?, view2: View?, position: Int): Boolean {
+        val activity = mainActivity ?: return false
+        val holder = parent!!.getChildViewHolder(view2!!)
+        if (holder is ActualCommentHolder) {
+            val span = holder.comment.currentSpan
+            holder.comment.clearCurrentSpan()
+            if (span is URLSpan) {
+                UrlOpener.openUrl(activity, span.url, true, mGalleryDetail)
+            } else {
+                showCommentDialog(position)
+            }
+        } else if (holder is MoreCommentHolder && !mRefreshingComments && mAdapter != null) {
+            mRefreshingComments = true
+            mShowAllComments = true
+            mAdapter!!.notifyItemChanged(position)
+            val url = galleryDetailUrl
+            if (url != null) {
+                // Request
+                val request = EhRequest()
+                    .setMethod(EhClient.METHOD_GET_GALLERY_DETAIL)
+                    .setArgs(url)
+                    .setCallback(RefreshCommentListener(activity))
+                request.enqueue(this)
+            }
+        }
+        return true
+    }
+
+    private fun updateView(animation: Boolean) {
+        if (null == mViewTransition) {
+            return
+        }
+        if (mGalleryDetail == null || mGalleryDetail!!.comments == null || mGalleryDetail!!.comments!!.comments == null || mGalleryDetail!!.comments!!.comments!!.isEmpty()) {
+            mViewTransition!!.showView(1, animation)
+        } else {
+            mViewTransition!!.showView(0, animation)
+        }
+    }
+
+    private fun prepareNewComment() {
+        mCommentId = 0
+        if (mSendImage != null) {
+            mSendImage!!.setImageDrawable(mSendDrawable)
+        }
+    }
+
+    private fun prepareEditComment(commentId: Long) {
+        mCommentId = commentId
+        if (mSendImage != null) {
+            mSendImage!!.setImageDrawable(mPencilDrawable)
+        }
+    }
+
+    private fun showEditPanelWithAnimation() {
+        if (null == mFab || null == mEditPanel) {
+            return
+        }
+        mInAnimation = true
+        mFab!!.translationX = 0.0f
+        mFab!!.translationY = 0.0f
+        mFab!!.scaleX = 1.0f
+        mFab!!.scaleY = 1.0f
+        val fabEndX = mEditPanel!!.left + mEditPanel!!.width / 2 - mFab!!.width / 2
+        val fabEndY = mEditPanel!!.top + mEditPanel!!.height / 2 - mFab!!.height / 2
+        mFab!!.animate().x(fabEndX.toFloat()).y(fabEndY.toFloat()).scaleX(0.0f).scaleY(0.0f)
+            .setInterpolator(AnimationUtils.SLOW_FAST_SLOW_INTERPOLATOR)
+            .setDuration(300L).setListener(object : SimpleAnimatorListener() {
+                override fun onAnimationEnd(animation: Animator) {
+                    if (null == mFab || null == mEditPanel) {
+                        return
+                    }
+                    (mFab as View).visibility = View.INVISIBLE
+                    mEditPanel!!.visibility = View.VISIBLE
+                    val halfW = mEditPanel!!.width / 2
+                    val halfH = mEditPanel!!.height / 2
+                    val animator = ViewAnimationUtils.createCircularReveal(
+                        mEditPanel,
+                        halfW,
+                        halfH,
+                        0f,
+                        hypot(halfW.toDouble(), halfH.toDouble()).toFloat()
+                    ).setDuration(300L)
+                    animator.addListener(object : SimpleAnimatorListener() {
+                        override fun onAnimationEnd(a: Animator) {
+                            mInAnimation = false
+                        }
+                    })
+                    animator.start()
+                }
+            }).start()
+    }
+
+    private fun showEditPanel(animation: Boolean) {
+        mCallback.isEnabled = true
+        if (animation) {
+            showEditPanelWithAnimation()
+        } else {
+            if (null == mFab || null == mEditPanel) {
+                return
+            }
+            (mFab as View).visibility = View.INVISIBLE
+            mEditPanel!!.visibility = View.VISIBLE
+        }
+    }
+
+    private fun hideEditPanelWithAnimation() {
+        if (null == mFab || null == mEditPanel) {
+            return
+        }
+        mInAnimation = true
+        val halfW = mEditPanel!!.width / 2
+        val halfH = mEditPanel!!.height / 2
+        val animator = ViewAnimationUtils.createCircularReveal(
+            mEditPanel,
+            halfW,
+            halfH,
+            hypot(halfW.toDouble(), halfH.toDouble()).toFloat(),
+            0.0f
+        ).setDuration(300L)
+        animator.addListener(object : SimpleAnimatorListener() {
+            override fun onAnimationEnd(a: Animator) {
+                if (null == mFab || null == mEditPanel) {
+                    return
+                }
+                if (Looper.myLooper() != Looper.getMainLooper()) {
+                    // Some devices may run this block in non-UI thread.
+                    // It might be a bug of Android OS.
+                    // Check it here to avoid crash.
+                    return
+                }
+                mEditPanel!!.visibility = View.GONE
+                (mFab as View).visibility = View.VISIBLE
+                val fabStartX = mEditPanel!!.left + mEditPanel!!.width / 2 - mFab!!.width / 2
+                val fabStartY = mEditPanel!!.top + mEditPanel!!.height / 2 - mFab!!.height / 2
+                mFab!!.x = fabStartX.toFloat()
+                mFab!!.y = fabStartY.toFloat()
+                mFab!!.scaleX = 0.0f
+                mFab!!.scaleY = 0.0f
+                mFab!!.rotation = -45.0f
+                mFab!!.animate().translationX(0.0f).translationY(0.0f).scaleX(1.0f).scaleY(1.0f)
+                    .rotation(0.0f)
+                    .setInterpolator(AnimationUtils.SLOW_FAST_SLOW_INTERPOLATOR)
+                    .setDuration(300L).setListener(object : SimpleAnimatorListener() {
+                        override fun onAnimationEnd(animation: Animator) {
+                            mInAnimation = false
+                        }
+                    }).start()
+            }
+        })
+        animator.start()
+    }
+
+    private fun hideEditPanel(animation: Boolean) {
+        mCallback.isEnabled = false
+        hideSoftInput()
+        if (animation) {
+            hideEditPanelWithAnimation()
+        } else {
+            if (null == mFab || null == mEditPanel) {
+                return
+            }
+            (mFab as View).visibility = View.VISIBLE
+            mEditPanel!!.visibility = View.INVISIBLE
+        }
+    }
+
+    private val galleryDetailUrl: String?
+        get() = if (mGalleryDetail != null && mGalleryDetail!!.gid != -1L && mGalleryDetail!!.token != null) {
+            EhUrl.getGalleryDetailUrl(
+                mGalleryDetail!!.gid,
+                mGalleryDetail!!.token,
+                0,
+                mShowAllComments
+            )
+        } else {
+            null
+        }
+
+    override fun onClick(v: View) {
+        val context = context
+        val activity = mainActivity
+        if (null == context || null == activity || null == mEditText) {
+            return
+        }
+        if (mFab === v) {
+            if (!mInAnimation) {
+                prepareNewComment()
+                showEditPanel(true)
+            }
+        } else if (mSendImage === v) {
+            if (!mInAnimation) {
+                val comment = mEditText!!.text.toString()
+                if (TextUtils.isEmpty(comment)) {
+                    // Comment is empty
+                    return
+                }
+                val url = galleryDetailUrl ?: return
+                // Request
+                val request = EhRequest()
+                    .setMethod(EhClient.METHOD_GET_COMMENT_GALLERY)
+                    .setArgs(
+                        url,
+                        comment,
+                        if (mCommentId != 0L) mCommentId.toString() else null
+                    )
+                    .setCallback(CommentGalleryListener(context, mCommentId))
+                request.enqueue(this)
+                hideSoftInput()
+                hideEditPanel(true)
+            }
+        }
+    }
+
+    private fun onRefreshGallerySuccess(result: GalleryCommentList?) {
+        if (mGalleryDetail == null || mAdapter == null) {
+            return
+        }
+        mRefreshLayout!!.isRefreshing = false
+        mRefreshingComments = false
+        mGalleryDetail!!.comments = result
+        mAdapter!!.notifyDataSetChanged()
+        updateView(true)
+    }
+
+    private fun onRefreshGalleryFailure() {
+        if (mAdapter == null) {
+            return
+        }
+        mRefreshLayout!!.isRefreshing = false
+        mRefreshingComments = false
+        val position = mAdapter!!.itemCount - 1
+        if (position >= 0) {
+            mAdapter!!.notifyItemChanged(position)
+        }
+    }
+
+    private fun onCommentGallerySuccess(result: GalleryCommentList) {
+        if (mGalleryDetail == null || mAdapter == null) {
+            return
+        }
+        mGalleryDetail!!.comments = result
+        mAdapter!!.notifyDataSetChanged()
+
+        // Remove text
+        if (mEditText != null) {
+            mEditText!!.setText("")
+        }
+        updateView(true)
+    }
+
+    private fun onVoteCommentSuccess(result: VoteCommentParser.Result) {
+        if (mAdapter == null || mGalleryDetail!!.comments == null || mGalleryDetail!!.comments!!.comments == null) {
+            return
+        }
+        var position = -1
+        var i = 0
+        val n = mGalleryDetail!!.comments!!.comments!!.size
+        while (i < n) {
+            val comment = mGalleryDetail!!.comments!!.comments!![i]
+            if (comment.id == result.id) {
+                position = i
+                break
+            }
+            i++
+        }
+        if (-1 == position) {
+            Log.d(TAG, "Can't find comment with id " + result.id)
+            return
+        }
+
+        // Update comment
+        val comment = mGalleryDetail!!.comments!!.comments!![position]
+        comment.score = result.score
+        if (result.expectVote > 0) {
+            comment.voteUpEd = 0 != result.vote
+            comment.voteDownEd = false
+        } else {
+            comment.voteDownEd = 0 != result.vote
+            comment.voteUpEd = false
+        }
+        mAdapter!!.notifyItemChanged(position)
+    }
+
+    override fun onRefresh() {
+        if (!mRefreshingComments && mAdapter != null) {
+            val activity = requireActivity() as MainActivity
+            mRefreshingComments = true
+            val url = galleryDetailUrl
+            if (url != null) {
+                // Request
+                val request = EhRequest()
+                    .setMethod(EhClient.METHOD_GET_GALLERY_DETAIL)
+                    .setArgs(url)
+                    .setCallback(RefreshCommentListener(activity))
+                request.enqueue(this)
+            }
+        }
+    }
+
+    private class InfoHolder(itemView: View?) : RecyclerView.ViewHolder(
+        itemView!!
+    ) {
+        val key: TextView
+        val value: TextView
+
+        init {
+            key = ViewUtils.`$$`(itemView, R.id.key) as TextView
+            value = ViewUtils.`$$`(itemView, R.id.value) as TextView
+        }
+    }
+
+    private abstract class CommentHolder(inflater: LayoutInflater, resId: Int, parent: ViewGroup?) :
+        RecyclerView.ViewHolder(inflater.inflate(resId, parent, false))
+
+    private class MoreCommentHolder(inflater: LayoutInflater, parent: ViewGroup?) :
+        CommentHolder(inflater, R.layout.item_gallery_comment_more, parent)
+
+    private class ProgressCommentHolder(inflater: LayoutInflater, parent: ViewGroup?) :
+        CommentHolder(inflater, R.layout.item_gallery_comment_progress, parent)
+
+    private inner class RefreshCommentListener(context: Context) :
+        EhCallback<GalleryCommentsScene?, GalleryDetail>(context) {
+        override fun onSuccess(result: GalleryDetail) {
+            val scene = this@GalleryCommentsScene
+            scene.onRefreshGallerySuccess(result.comments)
+        }
+
+        override fun onFailure(e: Exception) {
+            val scene = this@GalleryCommentsScene
+            scene.onRefreshGalleryFailure()
+        }
+
+        override fun onCancel() {}
+    }
+
+    private inner class CommentGalleryListener(context: Context, private val mCommentId: Long) :
+        EhCallback<GalleryCommentsScene?, GalleryCommentList>(context) {
+        override fun onSuccess(result: GalleryCommentList) {
+            showTip(
+                if (mCommentId != 0L) R.string.edit_comment_successfully else R.string.comment_successfully,
+                LENGTH_SHORT
+            )
+            val scene = this@GalleryCommentsScene
+            scene.onCommentGallerySuccess(result)
+        }
+
+        override fun onFailure(e: Exception) {
+            showTip(
+                """
+    ${content.getString(if (mCommentId != 0L) R.string.edit_comment_failed else R.string.comment_failed)}
+    ${ExceptionUtils.getReadableString(e)}
+    """.trimIndent(), LENGTH_LONG
+            )
+        }
+
+        override fun onCancel() {}
+    }
+
+    private inner class VoteCommentListener(context: Context) :
+        EhCallback<GalleryCommentsScene?, VoteCommentParser.Result>(context) {
+        override fun onSuccess(result: VoteCommentParser.Result) {
+            showTip(
+                if (result.expectVote > 0) (if (0 != result.vote) R.string.vote_up_successfully else R.string.cancel_vote_up_successfully) else if (0 != result.vote) R.string.vote_down_successfully else R.string.cancel_vote_down_successfully,
+                LENGTH_SHORT
+            )
+            val scene = this@GalleryCommentsScene
+            scene.onVoteCommentSuccess(result)
+        }
+
+        override fun onFailure(e: Exception) {
+            showTip(R.string.vote_failed, LENGTH_LONG)
+        }
+
+        override fun onCancel() {}
+    }
+
+    private inner class ActualCommentHolder(inflater: LayoutInflater, parent: ViewGroup?) :
+        CommentHolder(inflater, R.layout.item_gallery_comment, parent) {
+        private val user: TextView = itemView.findViewById(R.id.user)
+        private val time: TextView = itemView.findViewById(R.id.time)
+        val comment: LinkifyTextView = itemView.findViewById(R.id.comment)
+
+        private fun generateComment(
+            context: Context,
+            textView: ObservedTextView,
+            comment: GalleryComment
+        ): CharSequence {
+            val sp = Html.fromHtml(
+                comment.comment,
+                Html.FROM_HTML_MODE_LEGACY,
+                URLImageGetter(textView),
+                null
+            )
+            val ssb = SpannableStringBuilder(sp)
+            if (0L != comment.id && 0 != comment.score) {
+                val score = comment.score
+                val scoreString = if (score > 0) "+$score" else score.toString()
+                val ss = SpannableString(scoreString)
+                ss.setSpan(
+                    RelativeSizeSpan(0.8f),
+                    0,
+                    scoreString.length,
+                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
+                )
+                ss.setSpan(
+                    StyleSpan(Typeface.BOLD),
+                    0,
+                    scoreString.length,
+                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
+                )
+                ss.setSpan(
+                    ForegroundColorSpan(theme.resolveColor(android.R.attr.textColorSecondary)),
+                    0,
+                    scoreString.length,
+                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
+                )
+                ssb.append("  ").append(ss)
+            }
+            if (comment.lastEdited != 0L) {
+                val str = context.getString(
+                    R.string.last_edited,
+                    ReadableTime.getTimeAgo(comment.lastEdited)
+                )
+                val ss = SpannableString(str)
+                ss.setSpan(
+                    RelativeSizeSpan(0.8f),
+                    0,
+                    str.length,
+                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
+                )
+                ss.setSpan(
+                    StyleSpan(Typeface.BOLD),
+                    0,
+                    str.length,
+                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
+                )
+                ss.setSpan(
+                    ForegroundColorSpan(theme.resolveColor(android.R.attr.textColorSecondary)),
+                    0, str.length, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
+                )
+                ssb.append("\n\n").append(ss)
+            }
+            return TextUrl.handleTextUrl(ssb)
+        }
+
+        fun bind(value: GalleryComment) {
+            user.text = if (value.uploader) getString(
+                R.string.comment_user_uploader,
+                value.user
+            ) else value.user
+            user.setOnClickListener {
+                val lub = ListUrlBuilder()
+                lub.mode = ListUrlBuilder.MODE_UPLOADER
+                lub.keyword = value.user
+                navigate(R.id.galleryListScene, lub.toStartArgs(), true)
+            }
+            time.text = ReadableTime.getTimeAgo(value.time)
+            comment.text = generateComment(comment.context, comment, value)
+        }
+    }
+
+    private inner class CommentAdapter : RecyclerView.Adapter<CommentHolder>() {
+        private val mInflater: LayoutInflater = layoutInflater
+
+        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): CommentHolder {
+            return when (viewType) {
+                TYPE_COMMENT -> ActualCommentHolder(mInflater, parent)
+                TYPE_MORE -> MoreCommentHolder(mInflater, parent)
+                TYPE_PROGRESS -> ProgressCommentHolder(mInflater, parent)
+                else -> throw IllegalStateException("Invalid view type: $viewType")
+            }
+        }
+
+        override fun onBindViewHolder(holder: CommentHolder, position: Int) {
+            val context = context
+            if (context == null || mGalleryDetail == null || mGalleryDetail!!.comments == null) {
+                return
+            }
+            holder.itemView.setOnClickListener {
+                onItemClick(
+                    mRecyclerView,
+                    holder.itemView,
+                    position
+                )
+            }
+            holder.itemView.isClickable = true
+            holder.itemView.isFocusable = true
+            if (holder is ActualCommentHolder) {
+                holder.bind(mGalleryDetail!!.comments!!.comments!![position])
+            }
+        }
+
+        override fun getItemCount(): Int {
+            return if (mGalleryDetail == null || mGalleryDetail!!.comments == null || mGalleryDetail!!.comments!!.comments == null) {
+                0
+            } else if (mGalleryDetail!!.comments!!.hasMore) {
+                mGalleryDetail!!.comments!!.comments!!.size + 1
+            } else {
+                mGalleryDetail!!.comments!!.comments!!.size
+            }
+        }
+
+        override fun getItemViewType(position: Int): Int {
+            return if (position >= mGalleryDetail!!.comments!!.comments!!.size) {
+                if (mRefreshingComments) TYPE_PROGRESS else TYPE_MORE
+            } else {
+                TYPE_COMMENT
+            }
+        }
+    }
+
+    internal inner class EditPanelOnBackPressedCallback : OnBackPressedCallback(false) {
+        override fun handleOnBackPressed() {
+            if (!mInAnimation && null != mEditPanel && mEditPanel!!.visibility == View.VISIBLE) {
+                hideEditPanel(true)
+            }
+        }
+    }
+
+    companion object {
+        val TAG: String = GalleryCommentsScene::class.java.simpleName
+        const val KEY_API_UID = "api_uid"
+        const val KEY_API_KEY = "api_key"
+        const val KEY_GID = "gid"
+        const val KEY_TOKEN = "token"
+        const val KEY_COMMENT_LIST = "comment_list"
+        const val KEY_GALLERY_DETAIL = "gallery_detail"
+        private const val TYPE_COMMENT = 0
+        private const val TYPE_MORE = 1
+        private const val TYPE_PROGRESS = 2
+    }
+}
@@ -1,59 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.view.View;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import androidx.recyclerview.widget.RecyclerView;
-
-import com.google.android.material.card.MaterialCardView;
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.widget.SimpleRatingView;
-import com.hippo.widget.LoadImageView;
-
-class GalleryHolder extends RecyclerView.ViewHolder {
-
-    public final LoadImageView thumb;
-    public final TextView title;
-    public final TextView uploader;
-    public final SimpleRatingView rating;
-    public final TextView category;
-    public final TextView posted;
-    public final TextView pages;
-    public final TextView simpleLanguage;
-    public final ImageView favourited;
-    public final ImageView downloaded;
-    public final MaterialCardView card;
-
-    public GalleryHolder(View itemView) {
-        super(itemView);
-
-        thumb = itemView.findViewById(R.id.thumb);
-        title = itemView.findViewById(R.id.title);
-        uploader = itemView.findViewById(R.id.uploader);
-        rating = itemView.findViewById(R.id.rating);
-        category = itemView.findViewById(R.id.category);
-        posted = itemView.findViewById(R.id.posted);
-        pages = itemView.findViewById(R.id.pages);
-        simpleLanguage = itemView.findViewById(R.id.simple_language);
-        favourited = itemView.findViewById(R.id.favourited);
-        downloaded = itemView.findViewById(R.id.downloaded);
-        card = itemView.findViewById(R.id.card);
-    }
-}
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.ui.scene
+
+import android.view.View
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.card.MaterialCardView
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.widget.SimpleRatingView
+import com.hippo.widget.LoadImageView
+
+internal class GalleryHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+    @JvmField
+    val thumb: LoadImageView = itemView.findViewById(R.id.thumb)
+
+    @JvmField
+    val title: TextView? = itemView.findViewById(R.id.title)
+
+    @JvmField
+    val uploader: TextView? = itemView.findViewById(R.id.uploader)
+
+    @JvmField
+    val rating: SimpleRatingView? = itemView.findViewById(R.id.rating)
+
+    @JvmField
+    val category: TextView = itemView.findViewById(R.id.category)
+
+    @JvmField
+    val posted: TextView? = itemView.findViewById(R.id.posted)
+
+    @JvmField
+    val pages: TextView? = itemView.findViewById(R.id.pages)
+
+    @JvmField
+    val simpleLanguage: TextView = itemView.findViewById(R.id.simple_language)
+
+    @JvmField
+    val favourited: ImageView? = itemView.findViewById(R.id.favourited)
+
+    @JvmField
+    val downloaded: ImageView? = itemView.findViewById(R.id.downloaded)
+
+    @JvmField
+    val card: MaterialCardView = itemView.findViewById(R.id.card)
+}
@@ -92,8 +92,6 @@ import com.hippo.ehviewer.ui.CommonOperations
 import com.hippo.ehviewer.ui.dialog.SelectItemWithIconAdapter
 import com.hippo.ehviewer.widget.GalleryInfoContentHelper
 import com.hippo.ehviewer.widget.SearchLayout
-import com.hippo.scene.Announcer
-import com.hippo.scene.SceneFragment
 import com.hippo.view.BringOutTransition
 import com.hippo.view.ViewTransition
 import com.hippo.widget.FabLayout
@@ -206,32 +204,20 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
        return R.menu.scene_gallery_list_searchbar_menu
    }

-    override fun getNavCheckedItem(): Int {
-        return mNavCheckedId
-    }
-
    private fun handleArgs(args: Bundle?) {
-        args ?: return
-        mUrlBuilder = when (args.getString(KEY_ACTION)) {
+        val action = args?.getString(KEY_ACTION) ?: ACTION_HOMEPAGE
+        mUrlBuilder = when (action) {
            ACTION_HOMEPAGE -> ListUrlBuilder()
            ACTION_SUBSCRIPTION -> ListUrlBuilder(MODE_SUBSCRIPTION)
            ACTION_WHATS_HOT -> ListUrlBuilder(MODE_WHATS_HOT)
            ACTION_TOP_LIST -> ListUrlBuilder(MODE_TOPLIST, mKeyword = "11")
-            ACTION_LIST_URL_BUILDER -> args.getParcelable<ListUrlBuilder>(KEY_LIST_URL_BUILDER)
+            ACTION_LIST_URL_BUILDER -> args?.getParcelable<ListUrlBuilder>(KEY_LIST_URL_BUILDER)
                ?.copy() ?: ListUrlBuilder()

-            else -> throw IllegalStateException("Wrong KEY_ACTION:${args.getString(KEY_ACTION)} when handle args!")
+            else -> throw IllegalStateException("Wrong KEY_ACTION:${args?.getString(KEY_ACTION)} when handle args!")
        }
    }

-    override fun onNewArguments(args: Bundle) {
-        handleArgs(args)
-        onUpdateUrlBuilder()
-        mHelper?.refresh()
-        setState(STATE_NORMAL)
-        showSearchBar()
-    }
-
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        mDownloadManager.addDownloadInfoListener(mDownloadInfoListener)
@@ -355,18 +341,6 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
            title = resources.getString(R.string.search)
        }
        setSearchBarHint(title)
-
-        // Update nav checked item
-        val checkedItemId: Int = when (mode) {
-            ListUrlBuilder.MODE_NORMAL -> if (EhUtils.NONE == category && TextUtils.isEmpty(keyword)) R.id.nav_homepage else 0
-            MODE_SUBSCRIPTION -> R.id.nav_subscription
-            MODE_WHATS_HOT -> R.id.nav_whats_hot
-            MODE_TOPLIST -> R.id.nav_toplist
-            ListUrlBuilder.MODE_TAG, ListUrlBuilder.MODE_UPLOADER, ListUrlBuilder.MODE_IMAGE_SEARCH -> 0
-            else -> throw IllegalStateException("Unexpected value: $mode")
-        }
-        navCheckedItem = checkedItemId
-        mNavCheckedId = checkedItemId
    }

    override fun onCreateViewWithToolbar(
@@ -619,8 +593,7 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
        val args = Bundle()
        args.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GALLERY_INFO)
        args.putParcelable(GalleryDetailScene.KEY_GALLERY_INFO, gi)
-        val announcer = Announcer(GalleryDetailScene::class.java).setArgs(args)
-        startScene(announcer)
+        navigate(R.id.galleryDetailScene, args)
    }

    override fun onClickPrimaryFab(view: FabLayout, fab: FloatingActionButton) {
@@ -805,13 +778,13 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
                        CommonOperations.removeFromFavorites(
                            activity,
                            gi,
-                            RemoveFromFavoriteListener(context, activity.stageId, tag)
+                            RemoveFromFavoriteListener(context)
                        )
                    } else {
                        CommonOperations.addToFavorites(
                            activity,
                            gi,
-                            AddToFavoriteListener(context, activity.stageId, tag)
+                            AddToFavoriteListener(context)
                        )
                    }

@@ -1102,30 +1075,25 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
    @IntDef(STATE_NORMAL, STATE_SIMPLE_SEARCH, STATE_SEARCH, STATE_SEARCH_SHOW_LIST)
    @Retention(AnnotationRetention.SOURCE)
    private annotation class State
-    private class GetGalleryListListener(
+    private inner class GetGalleryListListener(
        context: Context,
-        stageId: Int,
-        sceneTag: String?,
        private val mTaskId: Int
-    ) : EhCallback<GalleryListScene, GalleryListParser.Result>(context, stageId, sceneTag) {
+    ) : EhCallback<GalleryListScene, GalleryListParser.Result>(context) {
        override fun onSuccess(result: GalleryListParser.Result) {
-            val scene = scene
-            scene?.onGetGalleryListSuccess(result, mTaskId)
+            val scene = this@GalleryListScene
+            scene.onGetGalleryListSuccess(result, mTaskId)
        }

        override fun onFailure(e: Exception) {
-            val scene = scene
-            scene?.onGetGalleryListFailure(e, mTaskId)
+            val scene = this@GalleryListScene
+            scene.onGetGalleryListFailure(e, mTaskId)
        }

        override fun onCancel() {}
-        override fun isInstance(scene: SceneFragment): Boolean {
-            return scene is GalleryListScene
-        }
    }

-    private class AddToFavoriteListener(context: Context, stageId: Int, sceneTag: String?) :
-        EhCallback<GalleryListScene, Void>(context, stageId, sceneTag) {
+    private class AddToFavoriteListener(context: Context) :
+        EhCallback<GalleryListScene, Void>(context) {
        override fun onSuccess(result: Void) {
            showTip(R.string.add_to_favorite_success, LENGTH_SHORT)
        }
@@ -1135,13 +1103,10 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
        }

        override fun onCancel() {}
-        override fun isInstance(scene: SceneFragment): Boolean {
-            return scene is GalleryListScene
-        }
    }

-    private class RemoveFromFavoriteListener(context: Context, stageId: Int, sceneTag: String?) :
-        EhCallback<GalleryListScene, Void>(context, stageId, sceneTag) {
+    private class RemoveFromFavoriteListener(context: Context) :
+        EhCallback<GalleryListScene, Void>(context) {
        override fun onSuccess(result: Void) {
            showTip(R.string.remove_from_favorite_success, LENGTH_SHORT)
        }
@@ -1151,9 +1116,6 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
        }

        override fun onCancel() {}
-        override fun isInstance(scene: SceneFragment): Boolean {
-            return scene is GalleryListScene
-        }
    }

    private class QsDrawerHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
@@ -1184,17 +1146,13 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
    private inner class QsDrawerAdapter(private val mInflater: LayoutInflater) :
        RecyclerView.Adapter<QsDrawerHolder>() {
        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): QsDrawerHolder {
-            return QsDrawerHolder(mInflater.inflate(R.layout.item_drawer_list, parent, false))
-        }
-
-        override fun onBindViewHolder(holder: QsDrawerHolder, position: Int) {
+            val holder = QsDrawerHolder(mInflater.inflate(R.layout.item_drawer_list, parent, false))
            if (!mIsTopList) {
-                holder.key.text = mQuickSearchList[position].name
                holder.itemView.setOnClickListener {
                    if (null == mHelper) {
                        return@setOnClickListener
                    }
-                    val q = mQuickSearchList[position]
+                    val q = mQuickSearchList[holder.bindingAdapterPosition]
                    mUrlBuilder.set(q)
                    onUpdateUrlBuilder()
                    val i = q.name!!.lastIndexOf("@")
@@ -1204,6 +1162,24 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
                }
            } else {
                val keywords = intArrayOf(11, 12, 13, 15)
+                holder.itemView.setOnClickListener {
+                    if (null == mHelper) {
+                        return@setOnClickListener
+                    }
+                    mUrlBuilder.keyword = keywords[holder.bindingAdapterPosition].toString()
+                    onUpdateUrlBuilder()
+                    mHelper!!.refresh()
+                    setState(STATE_NORMAL)
+                    closeDrawer(GravityCompat.END)
+                }
+            }
+            return holder
+        }
+
+        override fun onBindViewHolder(holder: QsDrawerHolder, position: Int) {
+            if (!mIsTopList) {
+                holder.key.text = mQuickSearchList[position].name
+            } else {
                val toplists = intArrayOf(
                    R.string.toplist_alltime,
                    R.string.toplist_pastyear,
@@ -1212,16 +1188,6 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
                )
                holder.key.text = getString(toplists[position])
                holder.option.visibility = View.GONE
-                holder.itemView.setOnClickListener {
-                    if (null == mHelper) {
-                        return@setOnClickListener
-                    }
-                    mUrlBuilder.keyword = keywords[position].toString()
-                    onUpdateUrlBuilder()
-                    mHelper!!.refresh()
-                    setState(STATE_NORMAL)
-                    closeDrawer(GravityCompat.END)
-                }
            }
        }

@@ -1256,7 +1222,7 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
        }

        override fun onClick() {
-            startScene(createAnnouncer())
+            navigate(getDestination(), getArgs())
            if (mState == STATE_SIMPLE_SEARCH) {
                setState(STATE_NORMAL)
            } else if (mState == STATE_SEARCH_SHOW_LIST) {
@@ -1264,19 +1230,25 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
            }
        }

-        abstract fun createAnnouncer(): Announcer?
+        abstract fun getDestination(): Int
+
+        abstract fun getArgs(): Bundle
    }

    private inner class GalleryDetailUrlSuggestion(
        private val mGid: Long,
        private val mToken: String
    ) : UrlSuggestion() {
-        override fun createAnnouncer(): Announcer? {
+        override fun getDestination(): Int {
+            return R.id.galleryDetailScene
+        }
+
+        override fun getArgs(): Bundle {
            val args = Bundle()
            args.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GID_TOKEN)
            args.putLong(GalleryDetailScene.KEY_GID, mGid)
            args.putString(GalleryDetailScene.KEY_TOKEN, mToken)
-            return Announcer(GalleryDetailScene::class.java).setArgs(args)
+            return args
        }
    }

@@ -1285,13 +1257,17 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
        private val mPToken: String,
        private val mPage: Int
    ) : UrlSuggestion() {
-        override fun createAnnouncer(): Announcer? {
+        override fun getDestination(): Int {
+            return R.id.progressScene
+        }
+
+        override fun getArgs(): Bundle {
            val args = Bundle()
            args.putString(ProgressScene.KEY_ACTION, ProgressScene.ACTION_GALLERY_TOKEN)
            args.putLong(ProgressScene.KEY_GID, mGid)
            args.putString(ProgressScene.KEY_PTOKEN, mPToken)
            args.putInt(ProgressScene.KEY_PAGE, mPage)
-            return Announcer(ProgressScene::class.java).setArgs(args)
+            return args
        }
    }

@@ -1340,7 +1316,7 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
                request.setCallback(
                    GetGalleryListListener(
                        context,
-                        activity.stageId, tag, taskId
+                        taskId
                    )
                )
                request.setArgs(
@@ -1356,7 +1332,7 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
                request.setCallback(
                    GetGalleryListListener(
                        context,
-                        activity.stageId, tag, taskId
+                        taskId
                    )
                )
                request.setArgs(url)
@@ -1434,13 +1410,21 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
        override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
            val position = viewHolder.bindingAdapterPosition
            val quickSearch = mQuickSearchList[position]
-            lifecycleScope.launchIO {
-                EhDB.deleteQuickSearch(quickSearch)
-                mQuickSearchList.removeAt(position)
-                withUIContext {
-                    mAdapter.notifyItemRemoved(position)
-                }
-            }
+            BaseDialogBuilder(context!!)
+                .setMessage(getString(R.string.delete_quick_search, quickSearch.name))
+                .setPositiveButton(R.string.delete) { _, _ ->
+                    lifecycleScope.launchIO {
+                        EhDB.deleteQuickSearch(quickSearch)
+                        mQuickSearchList.removeAt(position)
+                        withUIContext {
+                            mAdapter.notifyItemRemoved(position)
+                        }
+                    }
+                }.setNegativeButton(android.R.string.cancel) { dialog, _ ->
+                    dialog.cancel()
+                }.setOnCancelListener {
+                    mAdapter.notifyItemChanged(position)
+                }.show()
        }
    }

@@ -1491,16 +1475,11 @@ class GalleryListScene : SearchBarScene(), OnDragHandlerListener, SearchLayout.H
            }
        }

-        @JvmStatic
-        fun startScene(scene: SceneFragment, lub: ListUrlBuilder?) {
-            scene.startScene(getStartAnnouncer(lub))
-        }
-
-        fun getStartAnnouncer(lub: ListUrlBuilder?): Announcer {
+        fun ListUrlBuilder.toStartArgs(): Bundle {
            val args = Bundle()
            args.putString(KEY_ACTION, ACTION_LIST_URL_BUILDER)
-            args.putParcelable(KEY_LIST_URL_BUILDER, lub)
-            return Announcer(GalleryListScene::class.java).setArgs(args)
+            args.putParcelable(KEY_LIST_URL_BUILDER, this)
+            return args
        }
    }
 }
@@ -1,435 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.annotation.SuppressLint;
-import android.app.Dialog;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.content.Intent;
-import android.os.Bundle;
-import android.util.Pair;
-import android.view.LayoutInflater;
-import android.view.MenuItem;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.appcompat.app.AlertDialog;
-import androidx.recyclerview.widget.RecyclerView;
-
-import com.google.android.material.slider.Slider;
-import com.hippo.app.BaseDialogBuilder;
-import com.hippo.easyrecyclerview.EasyRecyclerView;
-import com.hippo.easyrecyclerview.MarginItemDecoration;
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.Settings;
-import com.hippo.ehviewer.client.EhClient;
-import com.hippo.ehviewer.client.EhRequest;
-import com.hippo.ehviewer.client.EhUrl;
-import com.hippo.ehviewer.client.data.GalleryDetail;
-import com.hippo.ehviewer.client.data.GalleryInfo;
-import com.hippo.ehviewer.client.data.GalleryPreview;
-import com.hippo.ehviewer.client.data.PreviewSet;
-import com.hippo.ehviewer.client.exception.EhException;
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.scene.SceneFragment;
-import com.hippo.widget.ContentLayout;
-import com.hippo.widget.LoadImageView;
-import com.hippo.widget.recyclerview.AutoGridLayoutManager;
-import com.hippo.yorozuya.AssertUtils;
-import com.hippo.yorozuya.LayoutUtils;
-import com.hippo.yorozuya.ViewUtils;
-
-import java.util.ArrayList;
-import java.util.Locale;
-
-import eu.kanade.tachiyomi.ui.reader.ReaderActivity;
-
-public class GalleryPreviewsScene extends BaseToolbarScene {
-
-    public static final String KEY_GALLERY_INFO = "gallery_info";
-    private final static String KEY_HAS_FIRST_REFRESH = "has_first_refresh";
-
-    /*---------------
-     Whole life cycle
-     ---------------*/
-    @Nullable
-    private EhClient mClient;
-    @Nullable
-    private GalleryInfo mGalleryInfo;
-
-    @Nullable
-    private EasyRecyclerView mRecyclerView;
-    @Nullable
-    private GalleryPreviewAdapter mAdapter;
-    @Nullable
-    private GalleryPreviewHelper mHelper;
-
-    private boolean mHasFirstRefresh = false;
-
-    @Override
-    public void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        Context context = getContext();
-        AssertUtils.assertNotNull(context);
-        mClient = EhClient.INSTANCE;
-        if (savedInstanceState == null) {
-            onInit();
-        } else {
-            onRestore(savedInstanceState);
-        }
-    }
-
-    private void onInit() {
-        Bundle args = getArguments();
-        if (args == null) {
-            return;
-        }
-
-        mGalleryInfo = args.getParcelable(KEY_GALLERY_INFO);
-    }
-
-    private void onRestore(@NonNull Bundle savedInstanceState) {
-        mGalleryInfo = savedInstanceState.getParcelable(KEY_GALLERY_INFO);
-        mHasFirstRefresh = savedInstanceState.getBoolean(KEY_HAS_FIRST_REFRESH);
-    }
-
-    @Override
-    public void onSaveInstanceState(@NonNull Bundle outState) {
-        super.onSaveInstanceState(outState);
-
-        boolean hasFirstRefresh;
-        if (mHelper != null && 1 == mHelper.getShownViewIndex()) {
-            hasFirstRefresh = false;
-        } else {
-            hasFirstRefresh = mHasFirstRefresh;
-        }
-        outState.putBoolean(KEY_HAS_FIRST_REFRESH, hasFirstRefresh);
-        outState.putParcelable(KEY_GALLERY_INFO, mGalleryInfo);
-    }
-
-    @NonNull
-    @Override
-    public View onCreateViewWithToolbar(LayoutInflater inflater,
-                                        @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        ContentLayout mContentLayout = (ContentLayout) inflater.inflate(
-                R.layout.scene_gallery_previews, container, false);
-        mContentLayout.hideFastScroll();
-        mRecyclerView = mContentLayout.getRecyclerView();
-        setLiftOnScrollTargetView(mRecyclerView);
-
-        Context context = getContext();
-        AssertUtils.assertNotNull(context);
-
-        mAdapter = new GalleryPreviewAdapter();
-        mRecyclerView.setAdapter(mAdapter);
-        int columnWidth = Settings.getThumbSize();
-        AutoGridLayoutManager layoutManager = new AutoGridLayoutManager(context, columnWidth, LayoutUtils.dp2pix(context, 16));
-        layoutManager.setStrategy(AutoGridLayoutManager.STRATEGY_SUITABLE_SIZE);
-        mRecyclerView.setLayoutManager(layoutManager);
-        mRecyclerView.setClipToPadding(false);
-        int padding = LayoutUtils.dp2pix(context, 4);
-        MarginItemDecoration decoration = new MarginItemDecoration(padding, padding, padding, padding, padding);
-        mRecyclerView.addItemDecoration(decoration);
-
-        mHelper = new GalleryPreviewHelper();
-        mContentLayout.setHelper(mHelper);
-
-        // Only refresh for the first time
-        if (!mHasFirstRefresh) {
-            mHasFirstRefresh = true;
-            mHelper.firstRefresh();
-        }
-
-        return mContentLayout;
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        if (null != mHelper) {
-            if (1 == mHelper.getShownViewIndex()) {
-                mHasFirstRefresh = false;
-            }
-        }
-        if (null != mRecyclerView) {
-            mRecyclerView.stopScroll();
-            mRecyclerView = null;
-        }
-
-        mAdapter = null;
-    }
-
-    @Override
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-        setTitle(R.string.gallery_previews);
-        setNavigationIcon(R.drawable.v_arrow_left_dark_x24);
-        if (mGalleryInfo != null) {
-            if (((GalleryDetail) mGalleryInfo).previewPages > 2)
-                showMenu(R.menu.scene_gallery_previews);
-        }
-    }
-
-    @Override
-    public boolean onMenuItemClick(@NonNull MenuItem item) {
-        Context context = getContext();
-        if (null == context) {
-            return false;
-        }
-
-        int id = item.getItemId();
-        if (id == R.id.action_go_to) {
-            if (mHelper == null) {
-                return true;
-            }
-            int pages = mHelper.getPages();
-            if (pages > 1 && mHelper.canGoTo()) {
-                GoToDialogHelper helper = new GoToDialogHelper(pages, mHelper.getPageForTop());
-                AlertDialog dialog = new BaseDialogBuilder(context).setTitle(R.string.go_to)
-                        .setView(R.layout.dialog_go_to)
-                        .setPositiveButton(android.R.string.ok, null)
-                        .create();
-                dialog.show();
-                helper.setDialog(dialog);
-            }
-            return true;
-        }
-        return false;
-    }
-
-    public boolean onItemClick(int position) {
-        Context context = getContext();
-        if (null != context && null != mHelper && null != mGalleryInfo) {
-            GalleryPreview p = mHelper.getDataAtEx(position);
-            if (p != null) {
-                Intent intent = new Intent(context, ReaderActivity.class);
-                intent.setAction(ReaderActivity.ACTION_EH);
-                intent.putExtra(ReaderActivity.KEY_GALLERY_INFO, mGalleryInfo);
-                intent.putExtra(ReaderActivity.KEY_PAGE, p.position);
-                startActivity(intent);
-            }
-        }
-        return true;
-    }
-
-    private void onGetPreviewSetSuccess(Pair<PreviewSet, Integer> result, int taskId) {
-        if (null != mHelper && mHelper.isCurrentTask(taskId) && null != mGalleryInfo) {
-            PreviewSet previewSet = result.first;
-            int size = previewSet.size();
-            ArrayList<GalleryPreview> list = new ArrayList<>(size);
-            for (int i = 0; i < size; i++) {
-                list.add(previewSet.getGalleryPreview(mGalleryInfo.getGid(), i));
-            }
-
-            mHelper.onGetPageData(taskId, result.second, 0, null, null, list);
-        }
-    }
-
-    private void onGetPreviewSetFailure(Exception e, int taskId) {
-        if (mHelper != null && mHelper.isCurrentTask(taskId)) {
-            mHelper.onGetException(taskId, e);
-        }
-    }
-
-    private static class GetPreviewSetListener extends EhCallback<GalleryPreviewsScene, Pair<PreviewSet, Integer>> {
-
-        private final int mTaskId;
-
-        public GetPreviewSetListener(Context context, int stageId, String sceneTag, int taskId) {
-            super(context, stageId, sceneTag);
-            mTaskId = taskId;
-        }
-
-        @Override
-        public void onSuccess(Pair<PreviewSet, Integer> result) {
-            GalleryPreviewsScene scene = getScene();
-            if (scene != null) {
-                scene.onGetPreviewSetSuccess(result, mTaskId);
-            }
-        }
-
-        @Override
-        public void onFailure(Exception e) {
-            GalleryPreviewsScene scene = getScene();
-            if (scene != null) {
-                scene.onGetPreviewSetFailure(e, mTaskId);
-            }
-        }
-
-        @Override
-        public void onCancel() {
-
-        }
-
-        @Override
-        public boolean isInstance(SceneFragment scene) {
-            return scene instanceof GalleryPreviewsScene;
-        }
-    }
-
-    private static class GalleryPreviewHolder extends RecyclerView.ViewHolder {
-
-        public LoadImageView image;
-        public TextView text;
-
-        public GalleryPreviewHolder(View itemView) {
-            super(itemView);
-
-            image = itemView.findViewById(R.id.image);
-            text = itemView.findViewById(R.id.text);
-        }
-    }
-
-    private class GalleryPreviewAdapter extends RecyclerView.Adapter<GalleryPreviewHolder> {
-
-        private final LayoutInflater mInflater;
-
-        public GalleryPreviewAdapter() {
-            mInflater = getLayoutInflater();
-            AssertUtils.assertNotNull(mInflater);
-        }
-
-        @NonNull
-        @Override
-        public GalleryPreviewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
-            return new GalleryPreviewHolder(mInflater.inflate(R.layout.item_gallery_preview, parent, false));
-        }
-
-        @Override
-        @SuppressLint("SetTextI18n")
-        public void onBindViewHolder(@NonNull GalleryPreviewHolder holder, int position) {
-            if (null != mHelper) {
-                GalleryPreview preview = mHelper.getDataAtEx(position);
-                if (preview != null) {
-                    preview.load(holder.image);
-                    holder.text.setText(Integer.toString(preview.position + 1));
-                }
-            }
-            holder.itemView.setOnClickListener(v -> onItemClick(position));
-        }
-
-        @Override
-        public int getItemCount() {
-            return mHelper != null ? mHelper.size() : 0;
-        }
-    }
-
-    private class GalleryPreviewHelper extends ContentLayout.ContentHelper<GalleryPreview> {
-
-        @Override
-        protected void getPageData(final int taskId, int type, int page, String index, boolean isNext) {
-            MainActivity activity = getMainActivity();
-            if (null == activity || null == mClient || null == mGalleryInfo) {
-                onGetException(taskId, new EhException(getString(R.string.error_cannot_find_gallery)));
-                return;
-            }
-
-            String url = EhUrl.getGalleryDetailUrl(mGalleryInfo.getGid(), mGalleryInfo.getToken(), page, false);
-            EhRequest request = new EhRequest();
-            request.setMethod(EhClient.METHOD_GET_PREVIEW_SET);
-            request.setCallback(new GetPreviewSetListener(getContext(),
-                    activity.getStageId(), getTag(), taskId));
-            request.setArgs(url);
-            request.enqueue(GalleryPreviewsScene.this);
-        }
-
-        @Override
-        protected Context getContext() {
-            return GalleryPreviewsScene.this.getContext();
-        }
-
-        @SuppressLint("NotifyDataSetChanged")
-        @Override
-        protected void notifyDataSetChanged() {
-            if (mAdapter != null) {
-                mAdapter.notifyDataSetChanged();
-            }
-        }
-
-        @Override
-        protected void notifyItemRangeInserted(int positionStart, int itemCount) {
-            if (mAdapter != null) {
-                mAdapter.notifyItemRangeInserted(positionStart, itemCount);
-            }
-        }
-
-        @Override
-        protected boolean isDuplicate(GalleryPreview d1, GalleryPreview d2) {
-            return false;
-        }
-    }
-
-    private class GoToDialogHelper implements View.OnClickListener,
-            DialogInterface.OnDismissListener {
-
-        private final int mPages;
-        private final int mCurrentPage;
-
-        @Nullable
-        private Slider mSlider;
-        @Nullable
-        private Dialog mDialog;
-
-        private GoToDialogHelper(int pages, int currentPage) {
-            mPages = pages;
-            mCurrentPage = currentPage;
-        }
-
-        public void setDialog(@NonNull AlertDialog dialog) {
-            mDialog = dialog;
-
-            ((TextView) ViewUtils.$$(dialog, R.id.start)).setText(String.format(Locale.US, "%d", 1));
-            ((TextView) ViewUtils.$$(dialog, R.id.end)).setText(String.format(Locale.US, "%d", mPages));
-            mSlider = (Slider) ViewUtils.$$(dialog, R.id.slider);
-            mSlider.setValueTo(mPages);
-            mSlider.setValue(mCurrentPage + 1);
-
-            dialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(this);
-            dialog.setOnDismissListener(this);
-        }
-
-        @Override
-        public void onClick(View v) {
-            if (null == mSlider) {
-                return;
-            }
-
-            int page = (int) (mSlider.getValue() - 1);
-            if (page >= 0 && page < mPages && mHelper != null) {
-                mHelper.goTo(page);
-                if (mDialog != null) {
-                    mDialog.dismiss();
-                    mDialog = null;
-                }
-            } else {
-                showTip(R.string.error_out_of_range, LENGTH_LONG);
-            }
-        }
-
-        @Override
-        public void onDismiss(DialogInterface dialog) {
-            mDialog = null;
-            mSlider = null;
-        }
-    }
-}
@@ -0,0 +1,349 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.ui.scene
+
+import android.annotation.SuppressLint
+import android.app.Dialog
+import android.content.Context
+import android.content.DialogInterface
+import android.content.Intent
+import android.os.Bundle
+import android.util.Pair
+import android.view.LayoutInflater
+import android.view.MenuItem
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.appcompat.app.AlertDialog
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.slider.Slider
+import com.hippo.app.BaseDialogBuilder
+import com.hippo.easyrecyclerview.MarginItemDecoration
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.Settings
+import com.hippo.ehviewer.client.EhClient
+import com.hippo.ehviewer.client.EhRequest
+import com.hippo.ehviewer.client.EhUrl
+import com.hippo.ehviewer.client.data.GalleryDetail
+import com.hippo.ehviewer.client.data.GalleryInfo
+import com.hippo.ehviewer.client.data.GalleryPreview
+import com.hippo.ehviewer.client.data.PreviewSet
+import com.hippo.ehviewer.client.exception.EhException
+import com.hippo.ehviewer.databinding.SceneGalleryPreviewsBinding
+import com.hippo.widget.ContentLayout.ContentHelper
+import com.hippo.widget.LoadImageView
+import com.hippo.widget.recyclerview.AutoGridLayoutManager
+import com.hippo.yorozuya.LayoutUtils
+import com.hippo.yorozuya.ViewUtils
+import eu.kanade.tachiyomi.ui.reader.ReaderActivity
+import java.util.Locale
+
+class GalleryPreviewsScene : BaseToolbarScene() {
+    private var _binding: SceneGalleryPreviewsBinding? = null
+    private val binding
+        get() = _binding!!
+    private var mGalleryInfo: GalleryInfo? = null
+    private var mAdapter: GalleryPreviewAdapter? = null
+    private var mHelper: GalleryPreviewHelper? = null
+    private var mHasFirstRefresh = false
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        if (savedInstanceState == null) {
+            onInit()
+        } else {
+            onRestore(savedInstanceState)
+        }
+    }
+
+    private fun onInit() {
+        val args = arguments ?: return
+        mGalleryInfo = args.getParcelable(KEY_GALLERY_INFO)
+    }
+
+    private fun onRestore(savedInstanceState: Bundle) {
+        mGalleryInfo = savedInstanceState.getParcelable(KEY_GALLERY_INFO)
+        mHasFirstRefresh = savedInstanceState.getBoolean(KEY_HAS_FIRST_REFRESH)
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+        val hasFirstRefresh: Boolean = if (mHelper != null && 1 == mHelper!!.shownViewIndex) {
+            false
+        } else {
+            mHasFirstRefresh
+        }
+        outState.putBoolean(KEY_HAS_FIRST_REFRESH, hasFirstRefresh)
+        outState.putParcelable(KEY_GALLERY_INFO, mGalleryInfo)
+    }
+
+    override fun onCreateViewWithToolbar(
+        inflater: LayoutInflater,
+        container: ViewGroup?, savedInstanceState: Bundle?
+    ): View {
+        _binding = SceneGalleryPreviewsBinding.inflate(inflater, container, false)
+        binding.contentLayout.hideFastScroll()
+        setLiftOnScrollTargetView(binding.contentLayout)
+        mAdapter = GalleryPreviewAdapter()
+        binding.contentLayout.recyclerView.adapter = mAdapter
+        val columnWidth = Settings.getThumbSize()
+        val layoutManager =
+            AutoGridLayoutManager(context, columnWidth, LayoutUtils.dp2pix(context, 16f))
+        layoutManager.setStrategy(AutoGridLayoutManager.STRATEGY_SUITABLE_SIZE)
+        binding.contentLayout.recyclerView.layoutManager = layoutManager
+        binding.contentLayout.recyclerView.clipToPadding = false
+        val padding = LayoutUtils.dp2pix(context, 4f)
+        val decoration = MarginItemDecoration(padding, padding, padding, padding, padding)
+        binding.contentLayout.recyclerView.addItemDecoration(decoration)
+        mHelper = GalleryPreviewHelper()
+        binding.contentLayout.setHelper(mHelper)
+
+        // Only refresh for the first time
+        if (!mHasFirstRefresh) {
+            mHasFirstRefresh = true
+            mHelper?.firstRefresh()
+        }
+        return binding.root
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        if (null != mHelper) {
+            if (1 == mHelper!!.shownViewIndex) {
+                mHasFirstRefresh = false
+            }
+        }
+        binding.contentLayout.recyclerView.stopScroll()
+        _binding = null
+        mAdapter = null
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        setTitle(R.string.gallery_previews)
+        setNavigationIcon(R.drawable.v_arrow_left_dark_x24)
+        if (mGalleryInfo != null) {
+            if ((mGalleryInfo as GalleryDetail).previewPages > 2) showMenu(R.menu.scene_gallery_previews)
+        }
+    }
+
+    override fun onMenuItemClick(item: MenuItem): Boolean {
+        val context = context ?: return false
+        val id = item.itemId
+        if (id == R.id.action_go_to) {
+            if (mHelper == null) {
+                return true
+            }
+            val pages = mHelper!!.pages
+            if (pages > 1 && mHelper!!.canGoTo()) {
+                val helper = GoToDialogHelper(pages, mHelper!!.pageForTop)
+                val dialog = BaseDialogBuilder(context).setTitle(R.string.go_to)
+                    .setView(R.layout.dialog_go_to)
+                    .setPositiveButton(android.R.string.ok, null)
+                    .create()
+                dialog.show()
+                helper.setDialog(dialog)
+            }
+            return true
+        }
+        return false
+    }
+
+    fun onItemClick(position: Int): Boolean {
+        val context = context
+        if (null != context && null != mHelper && null != mGalleryInfo) {
+            val p = mHelper!!.getDataAtEx(position)
+            if (p != null) {
+                val intent = Intent(context, ReaderActivity::class.java)
+                intent.action = ReaderActivity.ACTION_EH
+                intent.putExtra(ReaderActivity.KEY_GALLERY_INFO, mGalleryInfo)
+                intent.putExtra(ReaderActivity.KEY_PAGE, p.position)
+                startActivity(intent)
+            }
+        }
+        return true
+    }
+
+    private fun onGetPreviewSetSuccess(result: Pair<PreviewSet, Int>, taskId: Int) {
+        if (null != mHelper && mHelper!!.isCurrentTask(taskId) && null != mGalleryInfo) {
+            val previewSet = result.first
+            val size = previewSet.size()
+            val list = ArrayList<GalleryPreview>(size)
+            for (i in 0 until size) {
+                list.add(previewSet.getGalleryPreview(mGalleryInfo!!.gid, i))
+            }
+            mHelper!!.onGetPageData(
+                taskId, result.second, 0, null, null,
+                list as List<GalleryPreview?>?
+            )
+        }
+    }
+
+    private fun onGetPreviewSetFailure(e: Exception, taskId: Int) {
+        if (mHelper != null && mHelper!!.isCurrentTask(taskId)) {
+            mHelper!!.onGetException(taskId, e)
+        }
+    }
+
+    private class GalleryPreviewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+        var image: LoadImageView
+        var text: TextView
+
+        init {
+            image = itemView.findViewById(R.id.image)
+            text = itemView.findViewById(R.id.text)
+        }
+    }
+
+    private inner class GetPreviewSetListener(
+        context: Context,
+        private val mTaskId: Int
+    ) : EhCallback<GalleryPreviewsScene, Pair<PreviewSet, Int>>(context) {
+        override fun onSuccess(result: Pair<PreviewSet, Int>) {
+            val scene = this@GalleryPreviewsScene
+            scene.onGetPreviewSetSuccess(result, mTaskId)
+        }
+
+        override fun onFailure(e: Exception) {
+            val scene = this@GalleryPreviewsScene
+            scene.onGetPreviewSetFailure(e, mTaskId)
+        }
+
+        override fun onCancel() {}
+    }
+
+    private inner class GalleryPreviewAdapter : RecyclerView.Adapter<GalleryPreviewHolder>() {
+        private val mInflater: LayoutInflater = layoutInflater
+
+        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): GalleryPreviewHolder {
+            return GalleryPreviewHolder(
+                mInflater.inflate(
+                    R.layout.item_gallery_preview,
+                    parent,
+                    false
+                )
+            )
+        }
+
+        @SuppressLint("SetTextI18n")
+        override fun onBindViewHolder(holder: GalleryPreviewHolder, position: Int) {
+            if (null != mHelper) {
+                val preview = mHelper!!.getDataAtEx(position)
+                if (preview != null) {
+                    preview.load(holder.image)
+                    holder.text.text = (preview.position + 1).toString()
+                }
+            }
+            holder.itemView.setOnClickListener { onItemClick(position) }
+        }
+
+        override fun getItemCount(): Int {
+            return if (mHelper != null) mHelper!!.size() else 0
+        }
+    }
+
+    private inner class GalleryPreviewHelper : ContentHelper<GalleryPreview>() {
+        override fun getPageData(
+            taskId: Int,
+            type: Int,
+            page: Int,
+            index: String?,
+            isNext: Boolean
+        ) {
+            val activity = mainActivity
+            if (null == activity || null == mGalleryInfo) {
+                onGetException(taskId, EhException(getString(R.string.error_cannot_find_gallery)))
+                return
+            }
+            val url =
+                EhUrl.getGalleryDetailUrl(mGalleryInfo!!.gid, mGalleryInfo!!.token, page, false)
+            val request = EhRequest()
+            request.setMethod(EhClient.METHOD_GET_PREVIEW_SET)
+            request.setCallback(
+                GetPreviewSetListener(
+                    context,
+                    taskId
+                )
+            )
+            request.setArgs(url)
+            request.enqueue(this@GalleryPreviewsScene)
+        }
+
+        override fun getContext(): Context {
+            return this@GalleryPreviewsScene.requireContext()
+        }
+
+        @SuppressLint("NotifyDataSetChanged")
+        override fun notifyDataSetChanged() {
+            if (mAdapter != null) {
+                mAdapter!!.notifyDataSetChanged()
+            }
+        }
+
+        override fun notifyItemRangeInserted(positionStart: Int, itemCount: Int) {
+            if (mAdapter != null) {
+                mAdapter!!.notifyItemRangeInserted(positionStart, itemCount)
+            }
+        }
+
+        override fun isDuplicate(d1: GalleryPreview, d2: GalleryPreview): Boolean {
+            return false
+        }
+    }
+
+    private inner class GoToDialogHelper(private val mPages: Int, private val mCurrentPage: Int) :
+        View.OnClickListener, DialogInterface.OnDismissListener {
+        private var mSlider: Slider? = null
+        private var mDialog: Dialog? = null
+        fun setDialog(dialog: AlertDialog) {
+            mDialog = dialog
+            (ViewUtils.`$$`(dialog, R.id.start) as TextView).text =
+                String.format(Locale.US, "%d", 1)
+            (ViewUtils.`$$`(dialog, R.id.end) as TextView).text =
+                String.format(Locale.US, "%d", mPages)
+            mSlider = ViewUtils.`$$`(dialog, R.id.slider) as Slider
+            mSlider!!.valueTo = mPages.toFloat()
+            mSlider!!.value = (mCurrentPage + 1).toFloat()
+            dialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(this)
+            dialog.setOnDismissListener(this)
+        }
+
+        override fun onClick(v: View) {
+            if (null == mSlider) {
+                return
+            }
+            val page = (mSlider!!.value - 1).toInt()
+            if (page in 0 until mPages && mHelper != null) {
+                mHelper!!.goTo(page)
+                if (mDialog != null) {
+                    mDialog!!.dismiss()
+                    mDialog = null
+                }
+            } else {
+                showTip(R.string.error_out_of_range, LENGTH_LONG)
+            }
+        }
+
+        override fun onDismiss(dialog: DialogInterface) {
+            mDialog = null
+            mSlider = null
+        }
+    }
+
+    companion object {
+        const val KEY_GALLERY_INFO = "gallery_info"
+        private const val KEY_HAS_FIRST_REFRESH = "has_first_refresh"
+    }
+}
@@ -48,8 +48,6 @@ import com.hippo.ehviewer.download.DownloadManager.DownloadInfoListener
 import com.hippo.ehviewer.ui.CommonOperations
 import com.hippo.ehviewer.ui.dialog.SelectItemWithIconAdapter
 import com.hippo.ehviewer.widget.SimpleRatingView
-import com.hippo.scene.Announcer
-import com.hippo.scene.SceneFragment
 import com.hippo.view.ViewTransition
 import com.hippo.widget.LoadImageView
 import com.hippo.widget.recyclerview.AutoStaggeredGridLayoutManager
@@ -114,10 +112,6 @@ class HistoryScene : BaseToolbarScene() {
        mFavouriteStatusRouter.removeListener(mFavouriteStatusRouterListener)
    }

-    override fun getNavCheckedItem(): Int {
-        return R.id.nav_history
-    }
-
    @SuppressLint("NotifyDataSetChanged")
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
@@ -223,8 +217,7 @@ class HistoryScene : BaseToolbarScene() {
        val args = Bundle()
        args.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GALLERY_INFO)
        args.putParcelable(GalleryDetailScene.KEY_GALLERY_INFO, gi)
-        val announcer = Announcer(GalleryDetailScene::class.java).setArgs(args)
-        startScene(announcer)
+        navigate(R.id.galleryDetailScene, args)
        return true
    }

@@ -293,13 +286,13 @@ class HistoryScene : BaseToolbarScene() {
                        CommonOperations.removeFromFavorites(
                            activity,
                            gi,
-                            RemoveFromFavoriteListener(context, activity.stageId, tag)
+                            RemoveFromFavoriteListener(context)
                        )
                    } else {
                        CommonOperations.addToFavorites(
                            activity,
                            gi,
-                            AddToFavoriteListener(context, activity.stageId, tag)
+                            AddToFavoriteListener(context)
                        )
                    }

@@ -325,8 +318,8 @@ class HistoryScene : BaseToolbarScene() {
        return true
    }

-    private class AddToFavoriteListener(context: Context?, stageId: Int, sceneTag: String?) :
-        EhCallback<GalleryListScene?, Void?>(context, stageId, sceneTag) {
+    private class AddToFavoriteListener(context: Context) :
+        EhCallback<GalleryListScene?, Void?>(context) {
        override fun onSuccess(result: Void?) {
            showTip(R.string.add_to_favorite_success, LENGTH_SHORT)
        }
@@ -336,13 +329,10 @@ class HistoryScene : BaseToolbarScene() {
        }

        override fun onCancel() {}
-        override fun isInstance(scene: SceneFragment): Boolean {
-            return scene is GalleryListScene
-        }
    }

-    private class RemoveFromFavoriteListener(context: Context?, stageId: Int, sceneTag: String?) :
-        EhCallback<GalleryListScene?, Void?>(context, stageId, sceneTag) {
+    private class RemoveFromFavoriteListener(context: Context) :
+        EhCallback<GalleryListScene?, Void?>(context) {
        override fun onSuccess(result: Void?) {
            showTip(R.string.remove_from_favorite_success, LENGTH_SHORT)
        }
@@ -352,9 +342,6 @@ class HistoryScene : BaseToolbarScene() {
        }

        override fun onCancel() {}
-        override fun isInstance(scene: SceneFragment): Boolean {
-            return scene is GalleryListScene
-        }
    }

    private class HistoryHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
@@ -1,260 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.content.Context;
-import android.graphics.drawable.Drawable;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.core.content.ContextCompat;
-
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.client.EhClient;
-import com.hippo.ehviewer.client.EhRequest;
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.scene.Announcer;
-import com.hippo.scene.SceneFragment;
-import com.hippo.util.ExceptionUtils;
-import com.hippo.view.ViewTransition;
-import com.hippo.yorozuya.AssertUtils;
-import com.hippo.yorozuya.ViewUtils;
-
-/**
- * Only show a progress with jobs in background
- */
-public final class ProgressScene extends BaseScene implements View.OnClickListener {
-
-    public static final String KEY_ACTION = "action";
-    public static final String ACTION_GALLERY_TOKEN = "gallery_token";
-    public static final String KEY_GID = "gid";
-    public static final String KEY_PTOKEN = "ptoken";
-    public static final String KEY_PAGE = "page";
-    private static final String KEY_VALID = "valid";
-    private static final String KEY_ERROR = "error";
-    private boolean mValid;
-    private String mError;
-
-    private String mAction;
-
-    private long mGid;
-    private String mPToken;
-    private int mPage;
-
-    @Nullable
-    private TextView mTip;
-    @Nullable
-    private ViewTransition mViewTransition;
-
-    @Override
-    public boolean needShowLeftDrawer() {
-        return false;
-    }
-
-    @Override
-    public void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        if (savedInstanceState == null) {
-            onInit();
-        } else {
-            onRestore(savedInstanceState);
-        }
-    }
-
-    private boolean doJobs() {
-        Context context = getContext();
-        MainActivity activity = getMainActivity();
-        if (null == context || null == activity) {
-            return false;
-        }
-
-        if (ACTION_GALLERY_TOKEN.equals(mAction)) {
-            if (mGid == -1 || mPToken == null || mPage == -1) {
-                return false;
-            }
-
-            EhRequest request = new EhRequest()
-                    .setMethod(EhClient.METHOD_GET_GALLERY_TOKEN)
-                    .setArgs(mGid, mPToken, mPage)
-                    .setCallback(new GetGalleryTokenListener(context,
-                            activity.getStageId(), getTag()));
-            request.enqueue(this);
-            return true;
-        }
-        return false;
-    }
-
-    private boolean handleArgs(Bundle args) {
-        if (args == null) {
-            return false;
-        }
-
-        mAction = args.getString(KEY_ACTION);
-        if (ACTION_GALLERY_TOKEN.equals(mAction)) {
-            mGid = args.getLong(KEY_GID, -1);
-            mPToken = args.getString(KEY_PTOKEN, null);
-            mPage = args.getInt(KEY_PAGE, -1);
-            return mGid != -1 && mPToken != null && mPage != -1;
-        }
-
-        return false;
-    }
-
-    private void onInit() {
-        mValid = handleArgs(getArguments());
-        if (mValid) {
-            mValid = doJobs();
-        }
-        if (!mValid) {
-            mError = getString(R.string.error_something_wrong_happened);
-        }
-    }
-
-    private void onRestore(@NonNull Bundle savedInstanceState) {
-        mValid = savedInstanceState.getBoolean(KEY_VALID);
-        mError = savedInstanceState.getString(KEY_ERROR);
-
-        mAction = savedInstanceState.getString(KEY_ACTION);
-
-        mGid = savedInstanceState.getLong(KEY_GID, -1);
-        mPToken = savedInstanceState.getString(KEY_PTOKEN, null);
-        mPage = savedInstanceState.getInt(KEY_PAGE, -1);
-    }
-
-    @Override
-    public void onSaveInstanceState(@NonNull Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putBoolean(KEY_VALID, mValid);
-        outState.putString(KEY_ERROR, mError);
-
-        outState.putString(KEY_ACTION, mAction);
-
-        outState.putLong(KEY_GID, mGid);
-        outState.putString(KEY_PTOKEN, mPToken);
-        outState.putInt(KEY_PAGE, mPage);
-    }
-
-    @Nullable
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater,
-                             @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.scene_progress, container, false);
-        View progress = ViewUtils.$$(view, R.id.progress);
-        mTip = (TextView) ViewUtils.$$(view, R.id.tip);
-
-        Context context = getContext();
-        AssertUtils.assertNotNull(context);
-
-        Drawable drawable = ContextCompat.getDrawable(context, R.drawable.big_sad_pandroid);
-        drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
-        mTip.setCompoundDrawables(null, drawable, null, null);
-        mTip.setOnClickListener(this);
-        mTip.setText(mError);
-
-        mViewTransition = new ViewTransition(progress, mTip);
-
-        if (mValid) {
-            mViewTransition.showView(0, false);
-        } else {
-            mViewTransition.showView(1, false);
-        }
-
-        return view;
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        mTip = null;
-        mViewTransition = null;
-    }
-
-    @Override
-    public void onClick(View v) {
-        if (mTip == v) {
-            if (doJobs()) {
-                mValid = true;
-                // Show progress
-                if (null != mViewTransition) {
-                    mViewTransition.showView(0, true);
-                }
-            }
-        }
-    }
-
-    private void onGetGalleryTokenSuccess(String result) {
-        Bundle arg = new Bundle();
-        arg.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GID_TOKEN);
-        arg.putLong(GalleryDetailScene.KEY_GID, mGid);
-        arg.putString(GalleryDetailScene.KEY_TOKEN, result);
-        arg.putInt(GalleryDetailScene.KEY_PAGE, mPage);
-        startScene(new Announcer(GalleryDetailScene.class).setArgs(arg));
-        finish();
-    }
-
-    private void onGetGalleryTokenFailure(Exception e) {
-        mValid = false;
-
-        Context context = getContext();
-
-        if (null != context && null != mViewTransition && null != mTip) {
-            // Show tip
-            mError = ExceptionUtils.getReadableString(e);
-            mViewTransition.showView(1);
-            mTip.setText(mError);
-        }
-    }
-
-    private static class GetGalleryTokenListener extends EhCallback<ProgressScene, String> {
-
-        public GetGalleryTokenListener(Context context, int stageId, String sceneTag) {
-            super(context, stageId, sceneTag);
-        }
-
-        @Override
-        public void onSuccess(String result) {
-            ProgressScene scene = getScene();
-            if (scene != null) {
-                scene.onGetGalleryTokenSuccess(result);
-            }
-        }
-
-        @Override
-        public void onFailure(Exception e) {
-            ProgressScene scene = getScene();
-            if (scene != null) {
-                scene.onGetGalleryTokenFailure(e);
-            }
-        }
-
-        @Override
-        public void onCancel() {
-        }
-
-        @Override
-        public boolean isInstance(SceneFragment scene) {
-            return scene instanceof ProgressScene;
-        }
-    }
-}
@@ -0,0 +1,211 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.hippo.ehviewer.ui.scene
+
+import android.content.Context
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.core.content.ContextCompat
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.client.EhClient
+import com.hippo.ehviewer.client.EhRequest
+import com.hippo.util.ExceptionUtils
+import com.hippo.view.ViewTransition
+import com.hippo.yorozuya.AssertUtils
+import com.hippo.yorozuya.ViewUtils
+
+/**
+ * Only show a progress with jobs in background
+ */
+class ProgressScene : BaseScene(), View.OnClickListener {
+    private var mValid = false
+    private var mError: String? = null
+    private var mAction: String? = null
+    private var mGid: Long = 0
+    private var mPToken: String? = null
+    private var mPage = 0
+    private var mTip: TextView? = null
+    private var mViewTransition: ViewTransition? = null
+    override fun needShowLeftDrawer(): Boolean {
+        return false
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        if (savedInstanceState == null) {
+            onInit()
+        } else {
+            onRestore(savedInstanceState)
+        }
+    }
+
+    private fun doJobs(): Boolean {
+        val context = context
+        val activity = mainActivity
+        if (null == context || null == activity) {
+            return false
+        }
+        if (ACTION_GALLERY_TOKEN == mAction) {
+            if (mGid == -1L || mPToken == null || mPage == -1) {
+                return false
+            }
+            val request = EhRequest()
+                .setMethod(EhClient.METHOD_GET_GALLERY_TOKEN)
+                .setArgs(mGid, mPToken!!, mPage)
+                .setCallback(
+                    GetGalleryTokenListener(
+                        context
+                    )
+                )
+            request.enqueue(this)
+            return true
+        }
+        return false
+    }
+
+    private fun handleArgs(args: Bundle?): Boolean {
+        if (args == null) {
+            return false
+        }
+        mAction = args.getString(KEY_ACTION)
+        if (ACTION_GALLERY_TOKEN == mAction) {
+            mGid = args.getLong(KEY_GID, -1)
+            mPToken = args.getString(KEY_PTOKEN, null)
+            mPage = args.getInt(KEY_PAGE, -1)
+            return mGid != -1L && mPToken != null && mPage != -1
+        }
+        return false
+    }
+
+    private fun onInit() {
+        mValid = handleArgs(arguments)
+        if (mValid) {
+            mValid = doJobs()
+        }
+        if (!mValid) {
+            mError = getString(R.string.error_something_wrong_happened)
+        }
+    }
+
+    private fun onRestore(savedInstanceState: Bundle) {
+        mValid = savedInstanceState.getBoolean(KEY_VALID)
+        mError = savedInstanceState.getString(KEY_ERROR)
+        mAction = savedInstanceState.getString(KEY_ACTION)
+        mGid = savedInstanceState.getLong(KEY_GID, -1)
+        mPToken = savedInstanceState.getString(KEY_PTOKEN, null)
+        mPage = savedInstanceState.getInt(KEY_PAGE, -1)
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+        outState.putBoolean(KEY_VALID, mValid)
+        outState.putString(KEY_ERROR, mError)
+        outState.putString(KEY_ACTION, mAction)
+        outState.putLong(KEY_GID, mGid)
+        outState.putString(KEY_PTOKEN, mPToken)
+        outState.putInt(KEY_PAGE, mPage)
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?, savedInstanceState: Bundle?
+    ): View? {
+        val view = inflater.inflate(R.layout.scene_progress, container, false)
+        val progress = ViewUtils.`$$`(view, R.id.progress)
+        mTip = ViewUtils.`$$`(view, R.id.tip) as TextView
+        val context = context
+        AssertUtils.assertNotNull(context)
+        val drawable = ContextCompat.getDrawable(context!!, R.drawable.big_sad_pandroid)
+        drawable!!.setBounds(0, 0, drawable.intrinsicWidth, drawable.intrinsicHeight)
+        mTip!!.setCompoundDrawables(null, drawable, null, null)
+        mTip!!.setOnClickListener(this)
+        mTip!!.text = mError
+        mViewTransition = ViewTransition(progress, mTip)
+        if (mValid) {
+            mViewTransition!!.showView(0, false)
+        } else {
+            mViewTransition!!.showView(1, false)
+        }
+        return view
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        mTip = null
+        mViewTransition = null
+    }
+
+    override fun onClick(v: View) {
+        if (mTip === v) {
+            if (doJobs()) {
+                mValid = true
+                // Show progress
+                if (null != mViewTransition) {
+                    mViewTransition!!.showView(0, true)
+                }
+            }
+        }
+    }
+
+    private fun onGetGalleryTokenSuccess(result: String) {
+        val arg = Bundle()
+        arg.putString(GalleryDetailScene.KEY_ACTION, GalleryDetailScene.ACTION_GID_TOKEN)
+        arg.putLong(GalleryDetailScene.KEY_GID, mGid)
+        arg.putString(GalleryDetailScene.KEY_TOKEN, result)
+        arg.putInt(GalleryDetailScene.KEY_PAGE, mPage)
+        navigate(R.id.galleryDetailScene, arg)
+    }
+
+    private fun onGetGalleryTokenFailure(e: Exception) {
+        mValid = false
+        val context = context
+        if (null != context && null != mViewTransition && null != mTip) {
+            // Show tip
+            mError = ExceptionUtils.getReadableString(e)
+            mViewTransition!!.showView(1)
+            mTip!!.text = mError
+        }
+    }
+
+    private inner class GetGalleryTokenListener(
+        context: Context
+    ) : EhCallback<ProgressScene, String>(context) {
+        override fun onSuccess(result: String) {
+            val scene = this@ProgressScene
+            scene.onGetGalleryTokenSuccess(result)
+        }
+
+        override fun onFailure(e: Exception) {
+            val scene = this@ProgressScene
+            scene.onGetGalleryTokenFailure(e)
+        }
+
+        override fun onCancel() {}
+    }
+
+    companion object {
+        const val KEY_ACTION = "action"
+        const val ACTION_GALLERY_TOKEN = "gallery_token"
+        const val KEY_GID = "gid"
+        const val KEY_PTOKEN = "ptoken"
+        const val KEY_PAGE = "page"
+        private const val KEY_VALID = "valid"
+        private const val KEY_ERROR = "error"
+    }
+}
@@ -1,97 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import com.google.android.material.button.MaterialButton;
-import com.google.android.material.button.MaterialButtonToggleGroup;
-import com.hippo.ehviewer.EhApplication;
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.Settings;
-import com.hippo.ehviewer.client.EhUrl;
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.yorozuya.ViewUtils;
-
-public class SelectSiteScene extends SolidScene implements View.OnClickListener {
-
-    private MaterialButtonToggleGroup mButtonGroup;
-    private View mOk;
-
-    @Override
-    public boolean needShowLeftDrawer() {
-        return false;
-    }
-
-    @Nullable
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
-                             @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.scene_select_site, container, false);
-
-        mButtonGroup = (MaterialButtonToggleGroup) ViewUtils.$$(view, R.id.button_group);
-        if (EhApplication.getEhCookieStore().hasSignedIn()) {
-            ((MaterialButton) view.findViewById(R.id.site_ex)).setChecked(true);
-        } else {
-            ((MaterialButton) view.findViewById(R.id.site_e)).setChecked(true);
-        }
-        mOk = ViewUtils.$$(view, R.id.ok);
-
-        mOk.setOnClickListener(this);
-
-        return view;
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        mButtonGroup = null;
-        mOk = null;
-    }
-
-    @Override
-    public void onClick(View v) {
-        MainActivity activity = getMainActivity();
-        if (null == activity || null == mButtonGroup) {
-            return;
-        }
-
-        if (v == mOk) {
-            int id = mButtonGroup.getCheckedButtonId();
-            if (id == R.id.site_e) {
-                Settings.putSelectSite(false);
-                Settings.putGallerySite(EhUrl.SITE_E);
-                startSceneForCheckStep(CHECK_STEP_SELECT_SITE, getArguments());
-                finish();
-            } else if (id == R.id.site_ex) {
-                Settings.putSelectSite(false);
-                Settings.putGallerySite(EhUrl.SITE_EX);
-                startSceneForCheckStep(CHECK_STEP_SELECT_SITE, getArguments());
-                finish();
-            } else {
-                showTip(R.string.no_select, LENGTH_SHORT);
-            }
-        }
-    }
-}
@@ -1,438 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.content.Context;
-import android.graphics.Paint;
-import android.os.Bundle;
-import android.view.KeyEvent;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.inputmethod.EditorInfo;
-import android.widget.EditText;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import com.google.android.material.textfield.TextInputLayout;
-import com.hippo.app.BaseDialogBuilder;
-import com.hippo.ehviewer.EhApplication;
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.Settings;
-import com.hippo.ehviewer.UrlOpener;
-import com.hippo.ehviewer.client.EhClient;
-import com.hippo.ehviewer.client.EhRequest;
-import com.hippo.ehviewer.client.EhUrl;
-import com.hippo.ehviewer.client.EhUtils;
-import com.hippo.ehviewer.client.parser.ProfileParser;
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.scene.Announcer;
-import com.hippo.scene.SceneFragment;
-import com.hippo.util.ExceptionUtils;
-import com.hippo.yorozuya.AssertUtils;
-import com.hippo.yorozuya.IntIdGenerator;
-import com.hippo.yorozuya.ViewUtils;
-
-public final class SignInScene extends SolidScene implements EditText.OnEditorActionListener,
-        View.OnClickListener {
-
-    private static final String KEY_REQUEST_ID = "request_id";
-
-    private static final int REQUEST_CODE_WEBVIEW = 0;
-    private static final int REQUEST_CODE_COOKIE = 0;
-
-    /*---------------
-     View life cycle
-     ---------------*/
-    @Nullable
-    private View mProgress;
-    @Nullable
-    private TextInputLayout mUsernameLayout;
-    @Nullable
-    private TextInputLayout mPasswordLayout;
-    @Nullable
-    private EditText mUsername;
-    @Nullable
-    private EditText mPassword;
-    @Nullable
-    private View mRegister;
-    @Nullable
-    private View mSignIn;
-    @Nullable
-    private TextView mSignInViaWebView;
-    @Nullable
-    private TextView mSignInViaCookies;
-    @Nullable
-    private TextView mSkipSigningIn;
-
-    private boolean mSigningIn;
-    private int mRequestId = IntIdGenerator.INVALID_ID;
-
-    @Override
-    public boolean needShowLeftDrawer() {
-        return false;
-    }
-
-    @Override
-    public void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        if (savedInstanceState == null) {
-            onInit();
-        } else {
-            onRestore(savedInstanceState);
-        }
-    }
-
-    private void onInit() {
-    }
-
-    private void onRestore(Bundle savedInstanceState) {
-        mRequestId = savedInstanceState.getInt(KEY_REQUEST_ID);
-    }
-
-    @Override
-    public void onSaveInstanceState(@NonNull Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putInt(KEY_REQUEST_ID, mRequestId);
-    }
-
-    @NonNull
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
-                             @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.scene_login, container, false);
-
-        View loginForm = ViewUtils.$$(view, R.id.login_form);
-        mProgress = ViewUtils.$$(view, R.id.progress);
-        mUsernameLayout = (TextInputLayout) ViewUtils.$$(loginForm, R.id.username_layout);
-        mUsername = mUsernameLayout.getEditText();
-        AssertUtils.assertNotNull(mUsername);
-        mPasswordLayout = (TextInputLayout) ViewUtils.$$(loginForm, R.id.password_layout);
-        mPassword = mPasswordLayout.getEditText();
-        AssertUtils.assertNotNull(mPassword);
-        mRegister = ViewUtils.$$(loginForm, R.id.register);
-        mSignIn = ViewUtils.$$(loginForm, R.id.sign_in);
-        mSignInViaWebView = (TextView) ViewUtils.$$(loginForm, R.id.sign_in_via_webview);
-        mSignInViaCookies = (TextView) ViewUtils.$$(loginForm, R.id.sign_in_via_cookies);
-        mSkipSigningIn = (TextView) ViewUtils.$$(loginForm, R.id.tourist_mode);
-
-        mSignInViaWebView.setPaintFlags(mSignInViaWebView.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG | Paint.ANTI_ALIAS_FLAG);
-        mSignInViaCookies.setPaintFlags(mSignInViaCookies.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG | Paint.ANTI_ALIAS_FLAG);
-        mSkipSigningIn.setPaintFlags(mSignInViaCookies.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG | Paint.ANTI_ALIAS_FLAG);
-
-        mPassword.setOnEditorActionListener(this);
-
-        mRegister.setOnClickListener(this);
-        mSignIn.setOnClickListener(this);
-        mSignInViaWebView.setOnClickListener(this);
-        mSignInViaCookies.setOnClickListener(this);
-        mSkipSigningIn.setOnClickListener(this);
-
-        Context context = getContext();
-        AssertUtils.assertNotNull(context);
-        EhApplication application = (EhApplication) context.getApplicationContext();
-        if (application.containGlobalStuff(mRequestId)) {
-            mSigningIn = true;
-            // request exist
-            showProgress(false);
-        }
-
-        return view;
-    }
-
-    @Override
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-
-        // Show IME
-        if (mProgress != null && View.INVISIBLE != mProgress.getVisibility()) {
-            showSoftInput(mUsername);
-        }
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        mProgress = null;
-        mUsernameLayout = null;
-        mPasswordLayout = null;
-        mUsername = null;
-        mPassword = null;
-        mRegister = null;
-        mSignIn = null;
-        mSignInViaWebView = null;
-        mSignInViaCookies = null;
-        mSkipSigningIn = null;
-    }
-
-    private void showProgress(boolean animation) {
-        if (null != mProgress && View.VISIBLE != mProgress.getVisibility()) {
-            if (animation) {
-                mProgress.setAlpha(0.0f);
-                mProgress.setVisibility(View.VISIBLE);
-                mProgress.animate().alpha(1.0f).setDuration(500).start();
-            } else {
-                mProgress.setAlpha(1.0f);
-                mProgress.setVisibility(View.VISIBLE);
-            }
-        }
-    }
-
-    private void hideProgress() {
-        if (null != mProgress) {
-            mProgress.setVisibility(View.GONE);
-        }
-    }
-
-    @Override
-    protected void onSceneResult(int requestCode, int resultCode, Bundle data) {
-        if (REQUEST_CODE_WEBVIEW == requestCode) {
-            if (RESULT_OK == resultCode) {
-                getProfile();
-            }
-        } else {
-            super.onSceneResult(requestCode, resultCode, data);
-        }
-    }
-
-    @Override
-    public void onClick(View v) {
-        MainActivity activity = getMainActivity();
-        if (null == activity) {
-            return;
-        }
-
-        if (mRegister == v) {
-            UrlOpener.openUrl(activity, EhUrl.URL_REGISTER, false);
-        } else if (mSignIn == v) {
-            signIn();
-        } else if (mSignInViaWebView == v) {
-            startScene(new Announcer(WebViewSignInScene.class).setRequestCode(this, REQUEST_CODE_WEBVIEW));
-        } else if (mSignInViaCookies == v) {
-            startScene(new Announcer(CookieSignInScene.class).setRequestCode(this, REQUEST_CODE_COOKIE));
-        } else if (mSkipSigningIn == v) {
-            // Set gallery size SITE_E if skip sign in
-            Settings.putGallerySite(EhUrl.SITE_E);
-            redirectTo();
-        }
-    }
-
-    @Override
-    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
-        if (v == mPassword) {
-            if (actionId == EditorInfo.IME_ACTION_DONE || actionId == EditorInfo.IME_NULL) {
-                signIn();
-                return true;
-            }
-        }
-
-        return false;
-    }
-
-    private void signIn() {
-        if (mSigningIn) {
-            return;
-        }
-
-        Context context = getContext();
-        MainActivity activity = getMainActivity();
-        if (null == context || null == activity || null == mUsername || null == mPassword || null == mUsernameLayout ||
-                null == mPasswordLayout) {
-            return;
-        }
-
-        String username = mUsername.getText().toString();
-        String password = mPassword.getText().toString();
-
-        if (username.isEmpty()) {
-            mUsernameLayout.setError(getString(R.string.error_username_cannot_empty));
-            return;
-        } else {
-            mUsernameLayout.setError(null);
-        }
-
-        if (password.isEmpty()) {
-            mPasswordLayout.setError(getString(R.string.error_password_cannot_empty));
-            return;
-        } else {
-            mPasswordLayout.setError(null);
-        }
-
-        hideSoftInput();
-        showProgress(true);
-
-        // Clean up for sign in
-        EhUtils.signOut();
-
-        EhCallback<?, ?> callback = new SignInListener(context,
-                activity.getStageId(), getTag());
-        mRequestId = ((EhApplication) context.getApplicationContext()).putGlobalStuff(callback);
-        EhRequest request = new EhRequest()
-                .setMethod(EhClient.METHOD_SIGN_IN)
-                .setArgs(username, password)
-                .setCallback(callback);
-        request.enqueue(this);
-
-        mSigningIn = true;
-    }
-
-    private void getProfile() {
-        Context context = getContext();
-        MainActivity activity = getMainActivity();
-        if (null == context || null == activity) {
-            return;
-        }
-
-        hideSoftInput();
-        showProgress(true);
-
-        EhCallback<?, ?> callback = new GetProfileListener(context,
-                activity.getStageId(), getTag());
-        mRequestId = ((EhApplication) context.getApplicationContext()).putGlobalStuff(callback);
-        EhRequest request = new EhRequest()
-                .setMethod(EhClient.METHOD_GET_PROFILE)
-                .setCallback(callback);
-        request.enqueue();
-
-        new EhRequest().setMethod(EhClient.METHOD_GET_UCONFIG).enqueue();
-    }
-
-    private void redirectTo() {
-        Settings.putNeedSignIn(false);
-        MainActivity activity = getMainActivity();
-        if (null != activity) {
-            startSceneForCheckStep(CHECK_STEP_SIGN_IN, getArguments());
-        }
-        finish();
-    }
-
-    private void whetherToSkip(Exception e) {
-        Context context = getContext();
-        if (null == context) {
-            return;
-        }
-
-        new BaseDialogBuilder(context)
-                .setTitle(R.string.sign_in_failed)
-                .setMessage(ExceptionUtils.getReadableString(e) + "\n\n" + getString(R.string.sign_in_failed_tip))
-                .setPositiveButton(R.string.get_it, null)
-                .show();
-    }
-
-    public void onSignInEnd(Exception e) {
-        Context context = getContext();
-        if (null == context) {
-            return;
-        }
-
-        if (EhApplication.getEhCookieStore().hasSignedIn()) {
-            getProfile();
-        } else {
-            mSigningIn = false;
-            hideProgress();
-            whetherToSkip(e);
-        }
-    }
-
-    public void onGetProfileEnd() {
-        mSigningIn = false;
-        redirectTo();
-    }
-
-    private static class SignInListener extends EhCallback<SignInScene, String> {
-
-        public SignInListener(Context context, int stageId, String sceneTag) {
-            super(context, stageId, sceneTag);
-        }
-
-        @Override
-        public void onSuccess(String result) {
-            getApplication().removeGlobalStuff(this);
-            Settings.putDisplayName(result);
-
-            SignInScene scene = getScene();
-            if (scene != null) {
-                scene.onSignInEnd(null);
-            }
-        }
-
-        @Override
-        public void onFailure(Exception e) {
-            getApplication().removeGlobalStuff(this);
-            e.printStackTrace();
-
-            SignInScene scene = getScene();
-            if (scene != null) {
-                scene.onSignInEnd(e);
-            }
-        }
-
-        @Override
-        public void onCancel() {
-            getApplication().removeGlobalStuff(this);
-        }
-
-        @Override
-        public boolean isInstance(SceneFragment scene) {
-            return scene instanceof SignInScene;
-        }
-    }
-
-    private static class GetProfileListener extends EhCallback<SignInScene, ProfileParser.Result> {
-
-        public GetProfileListener(Context context, int stageId, String sceneTag) {
-            super(context, stageId, sceneTag);
-        }
-
-        @Override
-        public void onSuccess(ProfileParser.Result result) {
-            getApplication().removeGlobalStuff(this);
-            Settings.putDisplayName(result.displayName);
-            Settings.putAvatar(result.avatar);
-
-            SignInScene scene = getScene();
-            if (scene != null) {
-                scene.onGetProfileEnd();
-            }
-        }
-
-        @Override
-        public void onFailure(Exception e) {
-            getApplication().removeGlobalStuff(this);
-            e.printStackTrace();
-
-            SignInScene scene = getScene();
-            if (scene != null) {
-                scene.onGetProfileEnd();
-            }
-        }
-
-        @Override
-        public void onCancel() {
-            getApplication().removeGlobalStuff(this);
-        }
-
-        @Override
-        public boolean isInstance(SceneFragment scene) {
-            return scene instanceof SignInScene;
-        }
-    }
-}
@@ -1,70 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.os.Bundle;
-import android.util.Log;
-
-import com.hippo.ehviewer.Settings;
-import com.hippo.scene.Announcer;
-
-/**
- * Scene for safety, can't be covered
- */
-public class SolidScene extends BaseScene {
-
-    public static final int CHECK_STEP_SIGN_IN = 1;
-    public static final int CHECK_STEP_SELECT_SITE = 2;
-    public static final String KEY_TARGET_SCENE = "target_scene";
-    public static final String KEY_TARGET_ARGS = "target_args";
-    private static final String TAG = SolidScene.class.getSimpleName();
-
-    public void startSceneForCheckStep(int checkStep, Bundle args) {
-        switch (checkStep) {
-            case CHECK_STEP_SIGN_IN:
-                if (Settings.getSelectSite()) {
-                    startScene(new Announcer(SelectSiteScene.class).setArgs(args), true);
-                    break;
-                }
-            case CHECK_STEP_SELECT_SITE:
-                String targetScene = null;
-                Bundle targetArgs = null;
-                if (null != args) {
-                    targetScene = args.getString(KEY_TARGET_SCENE);
-                    targetArgs = args.getBundle(KEY_TARGET_ARGS);
-                }
-
-                Class<?> clazz = null;
-                if (targetScene != null) {
-                    try {
-                        clazz = Class.forName(targetScene);
-                    } catch (ClassNotFoundException e) {
-                        Log.e(TAG, "Can't find class with name: " + targetScene);
-                    }
-                }
-
-                if (clazz != null) {
-                    startScene(new Announcer(clazz).setArgs(targetArgs));
-                } else {
-                    Bundle newArgs = new Bundle();
-                    newArgs.putString(GalleryListScene.KEY_ACTION, Settings.getLaunchPageGalleryListSceneAction());
-                    startScene(new Announcer(GalleryListScene.class).setArgs(newArgs));
-                }
-                break;
-        }
-    }
-}
@@ -1,36 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-public final class TransitionNameFactory {
-
-    public static String getThumbTransitionName(long gid) {
-        return "thumb:" + gid;
-    }
-
-    public static String getTitleTransitionName(long gid) {
-        return "title:" + gid;
-    }
-
-    public static String getUploaderTransitionName(long gid) {
-        return "uploader:" + gid;
-    }
-
-    public static String getCategoryTransitionName(long gid) {
-        return "category:" + gid;
-    }
-}
@@ -1,155 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.scene;
-
-import android.annotation.SuppressLint;
-import android.content.Context;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.webkit.CookieManager;
-import android.webkit.WebView;
-import android.webkit.WebViewClient;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import com.hippo.ehviewer.EhApplication;
-import com.hippo.ehviewer.client.EhCookieStore;
-import com.hippo.ehviewer.client.EhUrl;
-import com.hippo.ehviewer.client.EhUtils;
-import com.hippo.ehviewer.widget.DialogWebChromeClient;
-import com.hippo.yorozuya.AssertUtils;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-
-import okhttp3.Cookie;
-import okhttp3.HttpUrl;
-import rikka.core.res.ResourcesKt;
-
-public class WebViewSignInScene extends SolidScene {
-
-    /*---------------
-     View life cycle
-     ---------------*/
-    @Nullable
-    private WebView mWebView;
-
-    @Override
-    public boolean needShowLeftDrawer() {
-        return false;
-    }
-
-    @Nullable
-    @Override
-    @SuppressLint("SetJavaScriptEnabled")
-    public View onCreateView(@NonNull LayoutInflater inflater,
-                             @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        Context context = getContext();
-        AssertUtils.assertNotNull(context);
-
-        EhUtils.signOut();
-
-        // http://stackoverflow.com/questions/32284642/how-to-handle-an-uncatched-exception
-        CookieManager cookieManager = CookieManager.getInstance();
-        cookieManager.flush();
-        cookieManager.removeAllCookies(null);
-        cookieManager.removeSessionCookies(null);
-
-        mWebView = new WebView(context);
-        mWebView.setBackgroundColor(ResourcesKt.resolveColor(getTheme(), android.R.attr.colorBackground));
-        mWebView.getSettings().setBuiltInZoomControls(true);
-        mWebView.getSettings().setDisplayZoomControls(false);
-        mWebView.getSettings().setJavaScriptEnabled(true);
-        mWebView.setWebViewClient(new LoginWebViewClient());
-        mWebView.setWebChromeClient(new DialogWebChromeClient(context));
-        mWebView.loadUrl(EhUrl.URL_SIGN_IN);
-        return mWebView;
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        if (null != mWebView) {
-            mWebView.destroy();
-            mWebView = null;
-        }
-    }
-
-    private class LoginWebViewClient extends WebViewClient {
-
-        public List<Cookie> parseCookies(HttpUrl url, String cookieStrings) {
-            if (cookieStrings == null) {
-                return Collections.emptyList();
-            }
-
-            List<Cookie> cookies = null;
-            String[] pieces = cookieStrings.split(";");
-            for (String piece : pieces) {
-                Cookie cookie = Cookie.parse(url, piece);
-                if (cookie == null) {
-                    continue;
-                }
-                if (cookies == null) {
-                    cookies = new ArrayList<>();
-                }
-                cookies.add(cookie);
-            }
-
-            return cookies != null ? cookies : Collections.emptyList();
-        }
-
-        private void addCookie(String domain, Cookie cookie) {
-            EhApplication.getEhCookieStore().addCookie(EhCookieStore.newCookie(cookie, domain, true, true, true));
-        }
-
-        @Override
-        public void onPageFinished(WebView view, String url) {
-            Context context = getContext();
-            if (context == null) {
-                return;
-            }
-            HttpUrl httpUrl = HttpUrl.parse(url);
-            if (httpUrl == null) {
-                return;
-            }
-
-            String cookieString = CookieManager.getInstance().getCookie(EhUrl.HOST_E);
-            List<Cookie> cookies = parseCookies(httpUrl, cookieString);
-            boolean getId = false;
-            boolean getHash = false;
-            for (Cookie cookie : cookies) {
-                if (EhCookieStore.KEY_IPD_MEMBER_ID.equals(cookie.name())) {
-                    getId = true;
-                } else if (EhCookieStore.KEY_IPD_PASS_HASH.equals(cookie.name())) {
-                    getHash = true;
-                }
-                addCookie(EhUrl.DOMAIN_EX, cookie);
-                addCookie(EhUrl.DOMAIN_E, cookie);
-            }
-
-            if (getId && getHash) {
-                setResult(RESULT_OK, null);
-                finish();
-            }
-        }
-    }
-}
@@ -0,0 +1,229 @@
+package com.hippo.ehviewer.widget;
+
+import static androidx.core.util.ObjectsCompat.requireNonNull;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.Gravity;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.ViewParent;
+import android.widget.FrameLayout;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.coordinatorlayout.widget.CoordinatorLayout;
+import androidx.core.math.MathUtils;
+import androidx.core.view.GravityCompat;
+import androidx.core.view.ViewCompat;
+import androidx.drawerlayout.widget.DrawerLayout;
+import androidx.interpolator.view.animation.FastOutSlowInInterpolator;
+
+import com.drakeet.drawer.FullDraggableHelper;
+import com.google.android.material.snackbar.Snackbar;
+import com.hippo.yorozuya.LayoutUtils;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
+
+public class AboveSnackerLayout extends FrameLayout implements CoordinatorLayout.AttachedBehavior, FullDraggableHelper.Callback {
+    @NonNull
+    private final FullDraggableHelper helper;
+
+    private DrawerLayout drawerLayout;
+
+    private List<View> mAboveSnackViewList;
+
+    public AboveSnackerLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        helper = new FullDraggableHelper(context, this);
+    }
+
+    public AboveSnackerLayout(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+        helper = new FullDraggableHelper(context, this);
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        ensureDrawerLayout();
+    }
+
+    private void ensureDrawerLayout() {
+        ViewParent parent = getParent().getParent();
+        if (!(parent instanceof DrawerLayout)) {
+            throw new IllegalStateException("This " + this + " must be added to a DrawerLayout");
+        }
+        drawerLayout = (DrawerLayout) parent;
+    }
+
+    @Override
+    public boolean onInterceptTouchEvent(MotionEvent event) {
+        return helper.onInterceptTouchEvent(event);
+    }
+
+    @Override
+    @SuppressLint("ClickableViewAccessibility")
+    public boolean onTouchEvent(MotionEvent event) {
+        return helper.onTouchEvent(event);
+    }
+
+    @NonNull
+    @Override
+    public View getDrawerMainContainer() {
+        return this;
+    }
+
+    @Override
+    public boolean isDrawerOpen(int gravity) {
+        return drawerLayout.isDrawerOpen(gravity);
+    }
+
+    @Override
+    public boolean hasEnabledDrawer(int gravity) {
+        return drawerLayout.getDrawerLockMode(gravity) == DrawerLayout.LOCK_MODE_UNLOCKED
+                && findDrawerWithGravity(gravity) != null;
+    }
+
+    @Override
+    public void offsetDrawer(int gravity, float offset) {
+        setDrawerToOffset(gravity, offset);
+        drawerLayout.invalidate();
+    }
+
+    @Override
+    public void smoothOpenDrawer(int gravity) {
+        drawerLayout.openDrawer(gravity, true);
+    }
+
+    @Override
+    public void smoothCloseDrawer(int gravity) {
+        drawerLayout.closeDrawer(gravity, true);
+    }
+
+    @Override
+    public void onDrawerDragging() {
+        List<DrawerLayout.DrawerListener> drawerListeners = getDrawerListeners();
+        if (drawerListeners != null) {
+            int listenerCount = drawerListeners.size();
+            for (int i = listenerCount - 1; i >= 0; --i) {
+                drawerListeners.get(i).onDrawerStateChanged(DrawerLayout.STATE_DRAGGING);
+            }
+        }
+    }
+
+    @Nullable
+    protected List<DrawerLayout.DrawerListener> getDrawerListeners() {
+        try {
+            Field field = DrawerLayout.class.getDeclaredField("mListeners");
+            field.setAccessible(true);
+            // noinspection unchecked
+            return (List<DrawerLayout.DrawerListener>) field.get(drawerLayout);
+        } catch (Exception e) {
+            // throw to let developer know the api is changed
+            throw new RuntimeException(e);
+        }
+    }
+
+    protected void setDrawerToOffset(int gravity, float offset) {
+        View drawerView = findDrawerWithGravity(gravity);
+        float slideOffsetPercent = MathUtils.clamp(offset / requireNonNull(drawerView).getWidth(), 0f, 1f);
+        try {
+            Method method = DrawerLayout.class.getDeclaredMethod("moveDrawerToOffset", View.class, float.class);
+            method.setAccessible(true);
+            method.invoke(drawerLayout, drawerView, slideOffsetPercent);
+            drawerView.setVisibility(VISIBLE);
+        } catch (Exception e) {
+            // throw to let developer know the api is changed
+            throw new RuntimeException(e);
+        }
+    }
+
+    // Copied from DrawerLayout
+    @Nullable
+    private View findDrawerWithGravity(int gravity) {
+        final int absHorizontalGravity = GravityCompat.getAbsoluteGravity(gravity, ViewCompat.getLayoutDirection(drawerLayout)) & Gravity.HORIZONTAL_GRAVITY_MASK;
+        final int childCount = drawerLayout.getChildCount();
+        for (int i = 0; i < childCount; i++) {
+            final View child = drawerLayout.getChildAt(i);
+            final int childAbsGravity = getDrawerViewAbsoluteGravity(child);
+            if ((childAbsGravity & Gravity.HORIZONTAL_GRAVITY_MASK) == absHorizontalGravity) {
+                return child;
+            }
+        }
+        return null;
+    }
+
+    // Copied from DrawerLayout
+    private int getDrawerViewAbsoluteGravity(View drawerView) {
+        final int gravity = ((DrawerLayout.LayoutParams) drawerView.getLayoutParams()).gravity;
+        return GravityCompat.getAbsoluteGravity(gravity, ViewCompat.getLayoutDirection(drawerLayout));
+    }
+
+    public void addAboveSnackView(View view) {
+        if (null == mAboveSnackViewList) {
+            mAboveSnackViewList = new ArrayList<>();
+        }
+        mAboveSnackViewList.add(view);
+    }
+
+    public void removeAboveSnackView(View view) {
+        if (null == mAboveSnackViewList) {
+            return;
+        }
+        mAboveSnackViewList.remove(view);
+    }
+
+    public int getAboveSnackViewCount() {
+        return null == mAboveSnackViewList ? 0 : mAboveSnackViewList.size();
+    }
+
+    @Nullable
+    public View getAboveSnackViewAt(int index) {
+        if (null == mAboveSnackViewList || index < 0 || index >= mAboveSnackViewList.size()) {
+            return null;
+        } else {
+            return mAboveSnackViewList.get(index);
+        }
+    }
+
+    @NonNull
+    @Override
+    public AboveSnackerLayout.Behavior getBehavior() {
+        return new AboveSnackerLayout.Behavior();
+    }
+
+    public static class Behavior extends CoordinatorLayout.Behavior<AboveSnackerLayout> {
+
+        @Override
+        public boolean layoutDependsOn(@NonNull CoordinatorLayout parent, @NonNull AboveSnackerLayout child, @NonNull View dependency) {
+            return dependency instanceof Snackbar.SnackbarLayout;
+        }
+
+        @Override
+        public boolean onDependentViewChanged(@NonNull CoordinatorLayout parent, AboveSnackerLayout child, @NonNull View dependency) {
+            for (int i = 0, n = child.getAboveSnackViewCount(); i < n; i++) {
+                View view = child.getAboveSnackViewAt(i);
+                if (view != null) {
+                    float translationY = Math.min(0, dependency.getTranslationY() - dependency.getHeight() - LayoutUtils.dp2pix(view.getContext(), 8));
+                    ViewCompat.animate(view).setInterpolator(new FastOutSlowInInterpolator()).translationY(translationY).setDuration(150).start();
+                }
+            }
+            return false;
+        }
+
+        @Override
+        public void onDependentViewRemoved(@NonNull CoordinatorLayout parent, @NonNull AboveSnackerLayout child, @NonNull View dependency) {
+            for (int i = 0, n = child.getAboveSnackViewCount(); i < n; i++) {
+                View view = child.getAboveSnackViewAt(i);
+                if (view != null) {
+                    ViewCompat.animate(view).setInterpolator(new FastOutSlowInInterpolator()).translationY(0).setDuration(75).start();
+                }
+            }
+        }
+    }
+}
@@ -1,112 +0,0 @@
-/*
- * Copyright 2022 Tarsin Norbin
- *
- * This file is part of EhViewer
- *
- * EhViewer is free software: you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * EhViewer is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along with EhViewer.
- * If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.hippo.ehviewer.widget;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.View;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.coordinatorlayout.widget.CoordinatorLayout;
-import androidx.core.view.ViewCompat;
-import androidx.interpolator.view.animation.FastOutSlowInInterpolator;
-
-import com.google.android.material.snackbar.Snackbar;
-import com.hippo.scene.StageLayout;
-import com.hippo.yorozuya.LayoutUtils;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class EhStageLayout extends StageLayout implements CoordinatorLayout.AttachedBehavior {
-
-    private List<View> mAboveSnackViewList;
-
-    public EhStageLayout(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    public EhStageLayout(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
-    }
-
-    public void addAboveSnackView(View view) {
-        if (null == mAboveSnackViewList) {
-            mAboveSnackViewList = new ArrayList<>();
-        }
-        mAboveSnackViewList.add(view);
-    }
-
-    public void removeAboveSnackView(View view) {
-        if (null == mAboveSnackViewList) {
-            return;
-        }
-        mAboveSnackViewList.remove(view);
-    }
-
-    public int getAboveSnackViewCount() {
-        return null == mAboveSnackViewList ? 0 : mAboveSnackViewList.size();
-    }
-
-    @Nullable
-    public View getAboveSnackViewAt(int index) {
-        if (null == mAboveSnackViewList || index < 0 || index >= mAboveSnackViewList.size()) {
-            return null;
-        } else {
-            return mAboveSnackViewList.get(index);
-        }
-    }
-
-    @NonNull
-    @Override
-    public EhStageLayout.Behavior getBehavior() {
-        return new EhStageLayout.Behavior();
-    }
-
-    public static class Behavior extends CoordinatorLayout.Behavior<EhStageLayout> {
-
-        @Override
-        public boolean layoutDependsOn(@NonNull CoordinatorLayout parent, @NonNull EhStageLayout child, @NonNull View dependency) {
-            return dependency instanceof Snackbar.SnackbarLayout;
-        }
-
-        @Override
-        public boolean onDependentViewChanged(@NonNull CoordinatorLayout parent, EhStageLayout child, @NonNull View dependency) {
-            for (int i = 0, n = child.getAboveSnackViewCount(); i < n; i++) {
-                View view = child.getAboveSnackViewAt(i);
-                if (view != null) {
-                    float translationY = Math.min(0, dependency.getTranslationY() - dependency.getHeight() - LayoutUtils.dp2pix(view.getContext(), 8));
-                    ViewCompat.animate(view).setInterpolator(new FastOutSlowInInterpolator()).translationY(translationY).setDuration(150).start();
-                }
-            }
-            return false;
-        }
-
-        @Override
-        public void onDependentViewRemoved(@NonNull CoordinatorLayout parent, @NonNull EhStageLayout child, @NonNull View dependency) {
-            for (int i = 0, n = child.getAboveSnackViewCount(); i < n; i++) {
-                View view = child.getAboveSnackViewAt(i);
-                if (view != null) {
-                    ViewCompat.animate(view).setInterpolator(new FastOutSlowInInterpolator()).translationY(0).setDuration(75).start();
-                }
-            }
-        }
-    }
-}
@@ -25,8 +25,14 @@ import android.graphics.ImageDecoder.Source
 import android.graphics.drawable.Animatable
 import android.graphics.drawable.BitmapDrawable
 import android.graphics.drawable.Drawable
+import coil.decode.FrameDelayRewritingSource
+import com.hippo.Native
 import com.hippo.UriArchiveAccessor
 import com.hippo.ehviewer.EhApplication
+import okio.Buffer
+import okio.BufferedSource
+import okio.buffer
+import okio.source
 import java.io.FileInputStream
 import java.nio.ByteBuffer
 import java.nio.channels.FileChannel
@@ -80,20 +86,41 @@ class Image private constructor(source: Source, private val byteBuffer: ByteBuff
        @Throws(DecodeException::class)
        @JvmStatic
        fun decode(stream: FileInputStream): Image {
-            val src = ImageDecoder.createSource(
-                stream.channel.map(
-                    FileChannel.MapMode.READ_ONLY, 0,
-                    stream.available().toLong()
-                )
+            val buffer = stream.channel.map(
+                FileChannel.MapMode.READ_ONLY, 0,
+                stream.available().toLong()
            )
+            val source = if (checkIsGif(buffer)) {
+                rewriteSource(stream.source().buffer())
+            } else {
+                buffer
+            }
+            val src = ImageDecoder.createSource(source)
            return Image(src)
        }

        @Throws(DecodeException::class)
        @JvmStatic
        fun decode(buffer: ByteBuffer): Image {
-            val src = ImageDecoder.createSource(buffer)
-            return Image(src, buffer)
+            return if (checkIsGif(buffer)) {
+                val rewritten = rewriteSource(Buffer().apply {
+                    write(buffer)
+                    UriArchiveAccessor.releaseByteBuffer(buffer)
+                })
+                Image(ImageDecoder.createSource(rewritten))
+            } else {
+                Image(ImageDecoder.createSource(buffer), buffer)
+            }
+        }
+
+        private fun rewriteSource(source: BufferedSource): ByteBuffer {
+            val bufferedSource = FrameDelayRewritingSource(source).buffer()
+            return ByteBuffer.wrap(bufferedSource.use { it.readByteArray() })
+        }
+
+        private fun checkIsGif(buffer: ByteBuffer): Boolean {
+            check(buffer.isDirect)
+            return Native.isGif(buffer)
        }
    }
 }
@@ -1,181 +0,0 @@
-/*
- * Copyright 2017 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.hippo.network
-
-import android.content.Context
-import com.hippo.yorozuya.ObjectUtils
-import okhttp3.Cookie
-import okhttp3.CookieJar
-import okhttp3.HttpUrl
-import java.util.regex.Pattern
-
-open class CookieRepository(context: Context, name: String) : CookieJar {
-    private val db: CookieDatabase
-    private val map: MutableMap<String, CookieSet>
-
-    @Synchronized
-    fun addCookie(cookie: Cookie) {
-        // For cookie database
-        var toAdd: Cookie? = null
-        var toUpdate: Cookie? = null
-        var toRemove: Cookie? = null
-        var set = map[cookie.domain]
-        if (set == null) {
-            set = CookieSet()
-            map[cookie.domain] = set
-        }
-        if (cookie.expiresAt <= System.currentTimeMillis()) {
-            toRemove = set.remove(cookie)
-            // If the cookie is not persistent, it's not in database
-            if (toRemove != null && !toRemove.persistent) {
-                toRemove = null
-            }
-        } else {
-            toAdd = cookie
-            toUpdate = set.add(cookie)
-            // If the cookie is not persistent, it's not in database
-            if (!toAdd.persistent) toAdd = null
-            if (toUpdate != null && !toUpdate.persistent) toUpdate = null
-            // Remove the cookie if it updates to null
-            if (toAdd == null && toUpdate != null) {
-                toRemove = toUpdate
-                toUpdate = null
-            }
-        }
-        if (toRemove != null) {
-            db.remove(toRemove)
-        }
-        if (toAdd != null) {
-            if (toUpdate != null) {
-                db.update(toUpdate, toAdd)
-            } else {
-                db.add(toAdd)
-            }
-        }
-    }
-
-    fun getCookieHeader(url: HttpUrl): String {
-        val cookies = getCookies(url)
-        val cookieHeader = StringBuilder()
-        var i = 0
-        val size = cookies.size
-        while (i < size) {
-            if (i > 0) {
-                cookieHeader.append("; ")
-            }
-            val cookie = cookies[i]
-            cookieHeader.append(cookie.name).append('=').append(cookie.value)
-            i++
-        }
-        return cookieHeader.toString()
-    }
-
-    @Synchronized
-    fun getCookies(url: HttpUrl): List<Cookie> {
-        val accepted: MutableList<Cookie> = ArrayList()
-        val expired: MutableList<Cookie> = ArrayList()
-        for ((domain, cookieSet) in map) {
-            if (domainMatch(url, domain)) {
-                cookieSet[url, accepted, expired]
-            }
-        }
-        for (cookie in expired) {
-            if (cookie.persistent) {
-                db.remove(cookie)
-            }
-        }
-
-        // RFC 6265 Section-5.4 step 2, sort the cookie-list
-        // Cookies with longer paths are listed before cookies with shorter paths.
-        // Ignore creation-time, we don't store them.
-        accepted.sortWith { o1: Cookie, o2: Cookie -> o2.path.length - o1.path.length }
-        return accepted
-    }
-
-    fun contains(url: HttpUrl, name: String?): Boolean {
-        for (cookie in getCookies(url)) {
-            if (ObjectUtils.equal(cookie.name, name)) {
-                return true
-            }
-        }
-        return false
-    }
-
-    /**
-     * Remove all cookies in this `CookieRepository`.
-     */
-    @Synchronized
-    fun clear() {
-        map.clear()
-        db.clear()
-    }
-
-    @Synchronized
-    fun close() {
-        db.close()
-    }
-
-    override fun saveFromResponse(url: HttpUrl, cookies: List<Cookie>) {
-        for (cookie in cookies) {
-            addCookie(cookie)
-        }
-    }
-
-    override fun loadForRequest(url: HttpUrl): List<Cookie> {
-        return getCookies(url)
-    }
-
-    companion object {
-        /**
-         * Quick and dirty pattern to differentiate IP addresses from hostnames. This is an approximation
-         * of Android's private InetAddress#isNumeric API.
-         *
-         *
-         * This matches IPv6 addresses as a hex string containing at least one colon, and possibly
-         * including dots after the first colon. It matches IPv4 addresses as strings containing only
-         * decimal digits and dots. This pattern matches strings like "a:.23" and "54" that are neither IP
-         * addresses nor hostnames; they will be verified as IP addresses (which is a more strict
-         * verification).
-         */
-        private val VERIFY_AS_IP_ADDRESS =
-            Pattern.compile("([0-9a-fA-F]*:[0-9a-fA-F:.]*)|([\\d.]+)")
-
-        /**
-         * Returns true if `host` is not a host name and might be an IP address.
-         */
-        private fun verifyAsIpAddress(host: String): Boolean {
-            return VERIFY_AS_IP_ADDRESS.matcher(host).matches()
-        }
-
-        // okhttp3.Cookie.domainMatch(HttpUrl, String)
-        @JvmStatic
-        protected fun domainMatch(url: HttpUrl, domain: String?): Boolean {
-            val urlHost = url.host
-            return if (urlHost == domain) {
-                true // As in 'example.com' matching 'example.com'.
-            } else urlHost.endsWith(domain!!)
-                    && urlHost[urlHost.length - domain.length - 1] == '.' && !verifyAsIpAddress(
-                urlHost
-            )
-            // As in 'example.com' matching 'www.example.com'.
-        }
-    }
-
-    init {
-        db = CookieDatabase(context, name)
-        map = db.allCookies
-    }
-}
@@ -1,50 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.scene;
-
-import android.os.Bundle;
-
-public final class Announcer {
-
-    Class<?> clazz;
-    Bundle args;
-    SceneFragment requestFrom;
-    int requestCode;
-
-    public Announcer(Class<?> clazz) {
-        this.clazz = clazz;
-    }
-
-    public Class<?> getClazz() {
-        return clazz;
-    }
-
-    public Bundle getArgs() {
-        return args;
-    }
-
-    public Announcer setArgs(Bundle args) {
-        this.args = args;
-        return this;
-    }
-
-    public Announcer setRequestCode(SceneFragment requestFrom, int requestCode) {
-        this.requestFrom = requestFrom;
-        this.requestCode = requestCode;
-        return this;
-    }
-}
@@ -1,56 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.scene;
-
-import android.app.Application;
-import android.util.SparseArray;
-
-import com.hippo.yorozuya.IntIdGenerator;
-
-public abstract class SceneApplication extends Application {
-
-    private final IntIdGenerator mIdGenerator = new IntIdGenerator();
-    private final SparseArray<StageActivity> mStageMap = new SparseArray<>();
-
-    void registerStageActivity(StageActivity stage) {
-        int id = mIdGenerator.nextId();
-        mStageMap.put(id, stage);
-        stage.onRegister(id);
-    }
-
-    void registerStageActivity(StageActivity stage, int id) {
-        if (mStageMap.indexOfKey(id) >= 0) {
-            throw new IllegalStateException("The id exists: " + id);
-        }
-
-        mStageMap.put(id, stage);
-        stage.onRegister(id);
-    }
-
-    void unregisterStageActivity(int id) {
-        int index = mStageMap.indexOfKey(id);
-        if (index >= 0) {
-            StageActivity stage = mStageMap.valueAt(index);
-            mStageMap.remove(id);
-            stage.onUnregister();
-        }
-    }
-
-    public StageActivity findStageActivityById(int id) {
-        return mStageMap.get(id);
-    }
-}
@@ -1,169 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.scene;
-
-import android.app.assist.AssistContent;
-import android.os.Bundle;
-import android.view.View;
-
-import androidx.annotation.IntDef;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentActivity;
-
-import com.hippo.ehviewer.R;
-import com.hippo.yorozuya.collect.IntList;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.util.ArrayList;
-import java.util.List;
-
-import rikka.core.res.ResourcesKt;
-
-public class SceneFragment extends Fragment {
-
-    public static final int LAUNCH_MODE_STANDARD = 0;
-    public static final int LAUNCH_MODE_SINGLE_TOP = 1;
-    public static final int LAUNCH_MODE_SINGLE_TASK = 2;
-    /**
-     * Standard scene result: operation canceled.
-     */
-    public static final int RESULT_CANCELED = 0;
-    /**
-     * Standard scene result: operation succeeded.
-     */
-    public static final int RESULT_OK = -1;
-    int resultCode = RESULT_CANCELED;
-    Bundle result = null;
-    List<String> mRequestSceneTagList = new ArrayList<>(0);
-    IntList mRequestCodeList = new IntList(0);
-
-    public void onNewArguments(@NonNull Bundle args) {
-    }
-
-    public void startScene(Announcer announcer, boolean horizontal) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof StageActivity) {
-            ((StageActivity) activity).startScene(announcer, horizontal);
-        }
-    }
-
-    public void startScene(Announcer announcer) {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof StageActivity) {
-            ((StageActivity) activity).startScene(announcer);
-        }
-    }
-
-    public void finish() {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof StageActivity) {
-            ((StageActivity) activity).finishScene(this);
-        }
-    }
-
-    public void finishStage() {
-        FragmentActivity activity = getActivity();
-        if (activity != null) {
-            activity.finish();
-        }
-    }
-
-    /**
-     * @return negative for error
-     */
-    public int getStackIndex() {
-        FragmentActivity activity = getActivity();
-        if (activity instanceof StageActivity) {
-            return ((StageActivity) activity).getSceneIndex(this);
-        } else {
-            return -1;
-        }
-    }
-
-    public void onProvideAssistContent(AssistContent outContent) {
-
-    }
-
-    @Override
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-
-        view.setTag(R.id.fragment_tag, getTag());
-        view.setBackground(ResourcesKt.resolveDrawable(requireActivity().getTheme(), android.R.attr.windowBackground));
-
-        // Notify
-        FragmentActivity activity = getActivity();
-        if (activity instanceof StageActivity) {
-            ((StageActivity) activity).onSceneViewCreated(this, savedInstanceState);
-        }
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        // Notify
-        FragmentActivity activity = getActivity();
-        if (activity instanceof StageActivity) {
-            ((StageActivity) activity).onSceneViewDestroyed(this);
-        }
-    }
-
-    @Override
-    public void onDestroy() {
-        super.onDestroy();
-
-        FragmentActivity activity = getActivity();
-        if (activity instanceof StageActivity) {
-            ((StageActivity) activity).onSceneDestroyed(this);
-        }
-    }
-
-    void addRequest(String requestSceneTag, int requestCode) {
-        mRequestSceneTagList.add(requestSceneTag);
-        mRequestCodeList.add(requestCode);
-    }
-
-    void returnResult(StageActivity stage) {
-        for (int i = 0, size = Math.min(mRequestSceneTagList.size(), mRequestCodeList.size()); i < size; i++) {
-            String tag = mRequestSceneTagList.get(i);
-            int code = mRequestCodeList.get(i);
-            SceneFragment scene = stage.findSceneByTag(tag);
-            if (scene != null) {
-                scene.onSceneResult(code, resultCode, result);
-            }
-        }
-        mRequestSceneTagList.clear();
-        mRequestCodeList.clear();
-    }
-
-    protected void onSceneResult(int requestCode, int resultCode, Bundle data) {
-    }
-
-    public void setResult(int resultCode, Bundle result) {
-        this.resultCode = resultCode;
-        this.result = result;
-    }
-
-    @IntDef({LAUNCH_MODE_STANDARD, LAUNCH_MODE_SINGLE_TOP, LAUNCH_MODE_SINGLE_TASK})
-    @Retention(RetentionPolicy.SOURCE)
-    public @interface LaunchMode {
-    }
-}
@@ -1,655 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.scene;
-
-import android.app.assist.AssistContent;
-import android.content.Intent;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.View;
-
-import androidx.activity.OnBackPressedCallback;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-import androidx.fragment.app.FragmentTransaction;
-
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.ui.EhActivity;
-import com.hippo.yorozuya.AssertUtils;
-import com.hippo.yorozuya.IntIdGenerator;
-
-import java.util.ArrayList;
-import java.util.Comparator;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.atomic.AtomicInteger;
-
-public abstract class StageActivity extends EhActivity {
-
-    public static final String ACTION_START_SCENE = "start_scene";
-    public static final String KEY_SCENE_NAME = "stage_activity_scene_name";
-    public static final String KEY_SCENE_ARGS = "stage_activity_scene_args";
-    private static final String TAG = StageActivity.class.getSimpleName();
-    private static final String KEY_STAGE_ID = "stage_activity_stage_id";
-    private static final String KEY_SCENE_TAG_LIST = "stage_activity_scene_tag_list";
-    private static final String KEY_NEXT_ID = "stage_activity_next_id";
-    private static final Map<Class<?>, Integer> sLaunchModeMap = new HashMap<>();
-    private final ArrayList<String> mSceneTagList = new ArrayList<>();
-    private final ArrayList<String> mDelaySceneTagList = new ArrayList<>();
-    private final AtomicInteger mIdGenerator = new AtomicInteger();
-    private final SceneViewComparator mSceneViewComparator = new SceneViewComparator();
-    private final OnBackPressedCallback callback = new BackPressCallBack();
-    private int mStageId = IntIdGenerator.INVALID_ID;
-
-    public static void registerLaunchMode(Class<?> clazz, @SceneFragment.LaunchMode int launchMode) {
-        if (launchMode != SceneFragment.LAUNCH_MODE_STANDARD &&
-                launchMode != SceneFragment.LAUNCH_MODE_SINGLE_TOP &&
-                launchMode != SceneFragment.LAUNCH_MODE_SINGLE_TASK) {
-            throw new IllegalStateException("Invalid launch mode: " + launchMode);
-        }
-        sLaunchModeMap.put(clazz, launchMode);
-    }
-
-    public abstract int getContainerViewId();
-
-    /**
-     * @return {@code true} for start scene
-     */
-    private boolean startSceneFromIntent(Intent intent) {
-        String clazzStr = intent.getStringExtra(KEY_SCENE_NAME);
-        if (null == clazzStr) {
-            return false;
-        }
-
-        Class<?> clazz;
-        try {
-            clazz = Class.forName(clazzStr);
-        } catch (ClassNotFoundException e) {
-            Log.e(TAG, "Can't find class " + clazzStr, e);
-            return false;
-        }
-
-        Bundle args = intent.getBundleExtra(KEY_SCENE_ARGS);
-
-        Announcer announcer = onStartSceneFromIntent(clazz, args);
-        if (announcer == null) {
-            return false;
-        }
-
-        startScene(announcer);
-        return true;
-    }
-
-    /**
-     * Start scene from {@code Intent}, it might be not safe,
-     * Correct it here.
-     *
-     * @return {@code null} for do not start scene
-     */
-    @Nullable
-    protected Announcer onStartSceneFromIntent(@NonNull Class<?> clazz, @Nullable Bundle args) {
-        return new Announcer(clazz).setArgs(args);
-    }
-
-    @Override
-    protected void onNewIntent(Intent intent) {
-        super.onNewIntent(intent);
-
-        if (intent == null || !ACTION_START_SCENE.equals(intent.getAction()) ||
-                !startSceneFromIntent(intent)) {
-            onUnrecognizedIntent(intent);
-        }
-    }
-
-    /**
-     * Called when launch with action {@code android.intent.action.MAIN}
-     */
-    @Nullable
-    protected abstract Announcer getLaunchAnnouncer();
-
-    /**
-     * Can't recognize intent in first time {@code onCreate} and {@code onNewIntent},
-     * null included.
-     */
-    protected void onUnrecognizedIntent(@Nullable Intent intent) {
-    }
-
-    /**
-     * Call {@code setContentView} here. Do <b>NOT</b> call {@code startScene} here
-     */
-    protected abstract void onCreate2(@Nullable Bundle savedInstanceState);
-
-    @Override
-    protected final void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        getOnBackPressedDispatcher().addCallback(callback);
-        if (savedInstanceState != null) {
-            mStageId = savedInstanceState.getInt(KEY_STAGE_ID, IntIdGenerator.INVALID_ID);
-            ArrayList<String> list = savedInstanceState.getStringArrayList(KEY_SCENE_TAG_LIST);
-            if (list != null) {
-                mSceneTagList.addAll(list);
-                mDelaySceneTagList.addAll(list);
-            }
-            mIdGenerator.lazySet(savedInstanceState.getInt(KEY_NEXT_ID));
-            updateBackPressCallBackStatus();
-        }
-
-        if (mStageId == IntIdGenerator.INVALID_ID) {
-            ((SceneApplication) getApplicationContext()).registerStageActivity(this);
-        } else {
-            ((SceneApplication) getApplicationContext()).registerStageActivity(this, mStageId);
-        }
-
-        // Create layout
-        onCreate2(savedInstanceState);
-
-        Intent intent = getIntent();
-        if (savedInstanceState == null) {
-            if (intent != null) {
-                String action = intent.getAction();
-                if (Intent.ACTION_MAIN.equals(action)) {
-                    Announcer announcer = getLaunchAnnouncer();
-                    if (announcer != null) {
-                        startScene(announcer);
-                        return;
-                    }
-                } else if (ACTION_START_SCENE.equals(action)) {
-                    if (startSceneFromIntent(intent)) {
-                        return;
-                    }
-                }
-            }
-
-            // Can't recognize intent
-            onUnrecognizedIntent(intent);
-        }
-    }
-
-    @Override
-    protected void onSaveInstanceState(@NonNull Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putInt(KEY_STAGE_ID, mStageId);
-        outState.putStringArrayList(KEY_SCENE_TAG_LIST, mSceneTagList);
-        outState.putInt(KEY_NEXT_ID, mIdGenerator.getAndIncrement());
-    }
-
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-        ((SceneApplication) getApplicationContext()).unregisterStageActivity(mStageId);
-    }
-
-    public void onSceneViewCreated(SceneFragment scene, Bundle savedInstanceState) {
-    }
-
-    public void onSceneViewDestroyed(SceneFragment scene) {
-    }
-
-    void onSceneDestroyed(SceneFragment scene) {
-        mDelaySceneTagList.remove(scene.getTag());
-    }
-
-    protected void onRegister(int id) {
-        mStageId = id;
-    }
-
-    protected void onUnregister() {
-    }
-
-    protected void onTransactScene() {
-    }
-
-    public int getStageId() {
-        return mStageId;
-    }
-
-    public int getSceneCount() {
-        return mSceneTagList.size();
-    }
-
-    public int getSceneLaunchMode(Class<?> clazz) {
-        Integer integer = sLaunchModeMap.get(clazz);
-        if (integer == null) {
-            throw new RuntimeException("Not register " + clazz.getName());
-        } else {
-            return integer;
-        }
-    }
-
-    private SceneFragment newSceneInstance(Class<?> clazz) {
-        try {
-            return (SceneFragment) clazz.newInstance();
-        } catch (InstantiationException e) {
-            throw new IllegalStateException("Can't instance " + clazz.getName(), e);
-        } catch (IllegalAccessException e) {
-            throw new IllegalStateException("The constructor of " +
-                    clazz.getName() + " is not visible", e);
-        } catch (ClassCastException e) {
-            throw new IllegalStateException(clazz.getName() + " can not cast to scene", e);
-        }
-    }
-
-    public void startScene(Announcer announcer) {
-        startScene(announcer, false);
-    }
-
-    public void startScene(Announcer announcer, boolean horizontal) {
-        startSceneInternal(announcer, horizontal);
-        updateBackPressCallBackStatus();
-    }
-
-    public void startSceneInternal(Announcer announcer, boolean horizontal) {
-        Class<?> clazz = announcer.clazz;
-        Bundle args = announcer.args;
-        FragmentManager fragmentManager = getSupportFragmentManager();
-        int launchMode = getSceneLaunchMode(clazz);
-
-        // Check LAUNCH_MODE_SINGLE_TASK
-        if (launchMode == SceneFragment.LAUNCH_MODE_SINGLE_TASK) {
-            for (int i = 0, n = mSceneTagList.size(); i < n; i++) {
-                String tag = mSceneTagList.get(i);
-                Fragment fragment = fragmentManager.findFragmentByTag(tag);
-                if (fragment == null) {
-                    Log.e(TAG, "Can't find fragment with tag: " + tag);
-                    continue;
-                }
-
-                if (clazz.isInstance(fragment)) { // Get it
-                    FragmentTransaction transaction = fragmentManager.beginTransaction();
-
-                    // Use default animation
-                    if (horizontal) {
-                        transaction.setCustomAnimations(R.anim.scene_open_enter_horizontal, R.anim.scene_open_exit);
-                    } else {
-                        transaction.setCustomAnimations(R.anim.scene_open_enter, R.anim.scene_open_exit);
-                    }
-
-                    // Remove top fragments
-                    for (int j = i + 1; j < n; j++) {
-                        String topTag = mSceneTagList.get(j);
-                        Fragment topFragment = fragmentManager.findFragmentByTag(topTag);
-                        if (null == topFragment) {
-                            Log.e(TAG, "Can't find fragment with tag: " + topTag);
-                            continue;
-                        }
-                        // Clear shared element
-                        topFragment.setSharedElementEnterTransition(null);
-                        topFragment.setSharedElementReturnTransition(null);
-                        topFragment.setEnterTransition(null);
-                        topFragment.setExitTransition(null);
-                        // Remove it
-                        transaction.remove(topFragment);
-                    }
-
-                    // Remove tag from index i+1
-                    mSceneTagList.subList(i + 1, mSceneTagList.size()).clear();
-                    mDelaySceneTagList.subList(i + 1, mDelaySceneTagList.size()).clear();
-
-                    // Attach fragment
-                    if (fragment.isDetached()) {
-                        transaction.attach(fragment);
-                    }
-
-                    // Commit
-                    transaction.commitAllowingStateLoss();
-                    onTransactScene();
-
-                    // New arguments
-                    if (args != null && fragment instanceof SceneFragment) {
-                        // TODO Call onNewArguments when view created ?
-                        ((SceneFragment) fragment).onNewArguments(args);
-                    }
-
-                    return;
-                }
-            }
-        }
-
-        // Get current fragment
-        SceneFragment currentScene = null;
-        if (mSceneTagList.size() > 0) {
-            // Get last tag
-            String tag = mSceneTagList.get(mSceneTagList.size() - 1);
-            Fragment fragment = fragmentManager.findFragmentByTag(tag);
-            if (fragment != null) {
-                AssertUtils.assertTrue(fragment instanceof SceneFragment);
-                currentScene = (SceneFragment) fragment;
-            }
-        }
-
-        // Check LAUNCH_MODE_SINGLE_TASK
-        if (clazz.isInstance(currentScene) && launchMode == SceneFragment.LAUNCH_MODE_SINGLE_TOP) {
-            if (args != null) {
-                currentScene.onNewArguments(args);
-            }
-            return;
-        }
-
-        // Create new scene
-        SceneFragment newScene = newSceneInstance(clazz);
-        newScene.setArguments(args);
-
-        // Create new scene tag
-        String newTag = Integer.toString(mIdGenerator.getAndIncrement());
-
-        // Add new tag to list
-        mSceneTagList.add(newTag);
-        mDelaySceneTagList.add(newTag);
-
-        FragmentTransaction transaction = fragmentManager.beginTransaction();
-        // Animation
-        if (currentScene != null) {
-            // Clear shared item
-            currentScene.setSharedElementEnterTransition(null);
-            currentScene.setSharedElementReturnTransition(null);
-            currentScene.setEnterTransition(null);
-            currentScene.setExitTransition(null);
-            newScene.setSharedElementEnterTransition(null);
-            newScene.setSharedElementReturnTransition(null);
-            newScene.setEnterTransition(null);
-            newScene.setExitTransition(null);
-            // Set default animation
-            if (horizontal) {
-                transaction.setCustomAnimations(R.anim.scene_open_enter_horizontal, R.anim.scene_open_exit);
-            } else {
-                transaction.setCustomAnimations(R.anim.scene_open_enter, R.anim.scene_open_exit);
-            }
-            // Detach current scene
-            if (!currentScene.isDetached()) {
-                transaction.detach(currentScene);
-            } else {
-                Log.e(TAG, "Current scene is detached");
-            }
-        }
-
-        // Add new scene
-        transaction.add(getContainerViewId(), newScene, newTag);
-
-        // Commit
-        transaction.commitAllowingStateLoss();
-        onTransactScene();
-
-        // Check request
-        if (announcer.requestFrom != null) {
-            newScene.addRequest(announcer.requestFrom.getTag(), announcer.requestCode);
-        }
-    }
-
-    public void startSceneFirstly(Announcer announcer) {
-        Class<?> clazz = announcer.clazz;
-        Bundle args = announcer.args;
-        FragmentManager fragmentManager = getSupportFragmentManager();
-        int launchMode = getSceneLaunchMode(clazz);
-        boolean forceNewScene = launchMode == SceneFragment.LAUNCH_MODE_STANDARD;
-        boolean createNewScene = true;
-        boolean findScene = false;
-        SceneFragment scene = null;
-
-        FragmentTransaction transaction = fragmentManager.beginTransaction();
-
-        // Set default animation
-        transaction.setCustomAnimations(R.anim.scene_open_enter, R.anim.scene_open_exit);
-
-        String findSceneTag = null;
-        for (int i = 0, n = mSceneTagList.size(); i < n; i++) {
-            String tag = mSceneTagList.get(i);
-            Fragment fragment = fragmentManager.findFragmentByTag(tag);
-            if (fragment == null) {
-                Log.e(TAG, "Can't find fragment with tag: " + tag);
-                continue;
-            }
-
-            // Clear shared element
-            fragment.setSharedElementEnterTransition(null);
-            fragment.setSharedElementReturnTransition(null);
-            fragment.setEnterTransition(null);
-            fragment.setExitTransition(null);
-
-            // Check is target scene
-            if (!forceNewScene && !findScene && clazz.isInstance(fragment) &&
-                    (launchMode == SceneFragment.LAUNCH_MODE_SINGLE_TASK || !fragment.isDetached())) {
-                scene = (SceneFragment) fragment;
-                findScene = true;
-                createNewScene = false;
-                findSceneTag = tag;
-                if (fragment.isDetached()) {
-                    transaction.attach(fragment);
-                }
-            } else {
-                // Remove it
-                transaction.remove(fragment);
-            }
-        }
-
-        // Handle tag list
-        mSceneTagList.clear();
-        if (null != findSceneTag) {
-            mSceneTagList.add(findSceneTag);
-        }
-
-        if (createNewScene) {
-            scene = newSceneInstance(clazz);
-            scene.setArguments(args);
-
-            // Create scene tag
-            String tag = Integer.toString(mIdGenerator.getAndIncrement());
-
-            // Add tag to list
-            mSceneTagList.add(tag);
-            mDelaySceneTagList.add(tag);
-
-            // Add scene
-            transaction.add(getContainerViewId(), scene, tag);
-        }
-
-        // Commit
-        transaction.commitAllowingStateLoss();
-        onTransactScene();
-
-        if (!createNewScene && args != null) {
-            // TODO Call onNewArguments when view created ?
-            scene.onNewArguments(args);
-        }
-        updateBackPressCallBackStatus();
-    }
-
-    int getSceneIndex(SceneFragment scene) {
-        return getTagIndex(scene.getTag());
-    }
-
-    int getTagIndex(String tag) {
-        return mSceneTagList.indexOf(tag);
-    }
-
-    void sortSceneViews(List<View> views) {
-        views.sort(mSceneViewComparator);
-    }
-
-    public void finishScene(SceneFragment scene) {
-        finishScene(scene.getTag());
-        updateBackPressCallBackStatus();
-    }
-
-    private void finishScene(String tag) {
-        FragmentManager fragmentManager = getSupportFragmentManager();
-
-        // Get scene
-        Fragment scene = fragmentManager.findFragmentByTag(tag);
-        if (scene == null) {
-            Log.e(TAG, "finishScene: Can't find scene by tag: " + tag);
-            return;
-        }
-
-        // Get scene index
-        int index = mSceneTagList.indexOf(tag);
-        if (index < 0) {
-            Log.e(TAG, "finishScene: Can't find the tag in tag list: " + tag);
-            return;
-        }
-
-        if (mSceneTagList.size() == 1) {
-            // It is the last fragment, finish Activity now
-            Log.i(TAG, "finishScene: It is the last scene, finish activity now");
-            finish();
-            return;
-        }
-
-        Fragment next = null;
-        if (index == mSceneTagList.size() - 1) {
-            // It is first fragment, show the next one
-            next = fragmentManager.findFragmentByTag(mSceneTagList.get(index - 1));
-        }
-
-        FragmentTransaction transaction = fragmentManager.beginTransaction();
-        if (next != null) {
-            // Clear shared item
-            scene.setSharedElementEnterTransition(null);
-            scene.setSharedElementReturnTransition(null);
-            scene.setEnterTransition(null);
-            scene.setExitTransition(null);
-            next.setSharedElementEnterTransition(null);
-            next.setSharedElementReturnTransition(null);
-            next.setEnterTransition(null);
-            next.setExitTransition(null);
-            // Do not show animate if it is not the first fragment
-            transaction.setCustomAnimations(R.anim.scene_close_enter, R.anim.scene_close_exit);
-            // Attach fragment
-            transaction.attach(next);
-        }
-        transaction.remove(scene);
-        transaction.commitAllowingStateLoss();
-        onTransactScene();
-
-        // Remove tag
-        mSceneTagList.remove(index);
-
-        // Return result
-        if (scene instanceof SceneFragment) {
-            ((SceneFragment) scene).returnResult(this);
-        }
-    }
-
-    public void refreshTopScene() {
-        int index = mSceneTagList.size() - 1;
-        if (index < 0) {
-            return;
-        }
-        String tag = mSceneTagList.get(index);
-
-        FragmentManager fragmentManager = getSupportFragmentManager();
-        Fragment fragment = fragmentManager.findFragmentByTag(tag);
-
-        if (fragment == null) {
-            return;
-        }
-
-        fragmentManager.beginTransaction().detach(fragment).commitAllowingStateLoss();
-        fragmentManager.beginTransaction().attach(fragment).commitAllowingStateLoss();
-        updateBackPressCallBackStatus();
-    }
-
-    public void updateBackPressCallBackStatus() {
-        callback.setEnabled(mSceneTagList.size() > 1);
-    }
-
-    @Override
-    public void onProvideAssistContent(AssistContent outContent) {
-        super.onProvideAssistContent(outContent);
-        int size = mSceneTagList.size();
-        String tag = mSceneTagList.get(size - 1);
-        Fragment fragment = getSupportFragmentManager().findFragmentByTag(tag);
-        if (fragment == null) {
-            Log.e(TAG, "onProvideAssistContent: Can't find scene by tag: " + tag);
-            return;
-        }
-
-        if (fragment instanceof SceneFragment scene) {
-            scene.onProvideAssistContent(outContent);
-        } else {
-            Log.e(TAG, "onProvideAssistContent: The fragment is not SceneFragment");
-        }
-    }
-
-    public SceneFragment findSceneByTag(String tag) {
-        FragmentManager fragmentManager = getSupportFragmentManager();
-        Fragment fragment = fragmentManager.findFragmentByTag(tag);
-        if (fragment != null) {
-            return (SceneFragment) fragment;
-        } else {
-            return null;
-        }
-    }
-
-    @Nullable
-    public Class<?> getTopSceneClass() {
-        int index = mSceneTagList.size() - 1;
-        if (index < 0) {
-            return null;
-        }
-        String tag = mSceneTagList.get(index);
-        Fragment fragment = getSupportFragmentManager().findFragmentByTag(tag);
-        if (null == fragment) {
-            return null;
-        }
-        return fragment.getClass();
-    }
-
-    class BackPressCallBack extends OnBackPressedCallback {
-        public BackPressCallBack() {
-            super(false);
-        }
-
-        @Override
-        public void handleOnBackPressed() {
-            int size = mSceneTagList.size();
-            String tag = mSceneTagList.get(size - 1);
-            SceneFragment scene;
-            Fragment fragment = getSupportFragmentManager().findFragmentByTag(tag);
-            if (fragment == null) {
-                Log.e(TAG, "onBackPressed: Can't find scene by tag: " + tag);
-                return;
-            }
-            if (!(fragment instanceof SceneFragment)) {
-                Log.e(TAG, "onBackPressed: The fragment is not SceneFragment");
-                return;
-            }
-
-            scene = (SceneFragment) fragment;
-            finishScene(scene);
-        }
-    }
-
-    private final class SceneViewComparator implements Comparator<View> {
-
-        private int getIndex(View view) {
-            Object o = view.getTag(R.id.fragment_tag);
-            if (o instanceof String) {
-                return mDelaySceneTagList.indexOf(o);
-            } else {
-                return -1;
-            }
-        }
-
-        @Override
-        public int compare(View lhs, View rhs) {
-            return getIndex(lhs) - getIndex(rhs);
-        }
-    }
-}
@@ -1,156 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.scene;
-
-import android.content.Context;
-import android.graphics.Canvas;
-import android.util.AttributeSet;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.FrameLayout;
-
-import com.hippo.ehviewer.R;
-
-import java.lang.reflect.Field;
-import java.util.ArrayList;
-
-public class StageLayout extends FrameLayout {
-
-    private Field mDisappearingChildrenField;
-    private ArrayList<View> mSuperDisappearingChildren;
-    private ArrayList<View> mSortedScenes;
-    private View mDumpView;
-    private boolean mDoTrick;
-
-    public StageLayout(Context context) {
-        super(context);
-        init(context);
-    }
-
-    public StageLayout(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        init(context);
-    }
-
-    public StageLayout(Context context, AttributeSet attrs, int defStyleAttr) {
-        super(context, attrs, defStyleAttr);
-        init(context);
-    }
-
-    private void init(Context context) {
-        try {
-            mDisappearingChildrenField = ViewGroup.class.getDeclaredField("mDisappearingChildren");
-            mDisappearingChildrenField.setAccessible(true);
-        } catch (NoSuchFieldException e) {
-            e.printStackTrace();
-        }
-
-        if (mDisappearingChildrenField != null) {
-            mDumpView = new View(context);
-            addView(mDumpView, LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
-        }
-    }
-
-    @SuppressWarnings("unchecked")
-    private void getSuperDisappearingChildren() {
-        if (mDisappearingChildrenField == null || mSuperDisappearingChildren != null) {
-            return;
-        }
-
-        try {
-            mSuperDisappearingChildren = (ArrayList<View>) mDisappearingChildrenField.get(this);
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        }
-    }
-
-    private boolean beforeDispatchDraw() {
-        getSuperDisappearingChildren();
-
-        if (mSuperDisappearingChildren == null ||
-                mSuperDisappearingChildren.size() <= 0 || getChildCount() <= 1) { // only dump view
-            return false;
-        }
-
-        // Get stage
-        StageActivity stage = null;
-        Context context = getContext();
-        if (context instanceof StageActivity) {
-            stage = (StageActivity) context;
-        }
-        if (stage == null) {
-            return false;
-        }
-
-        if (null == mSortedScenes) {
-            mSortedScenes = new ArrayList<>();
-        }
-
-        // Add all scene view to mSortedScenes
-        ArrayList<View> disappearingChildren = mSuperDisappearingChildren;
-        ArrayList<View> sortedScenes = mSortedScenes;
-        for (int i = 1, n = getChildCount(); i < n; i++) { // Skip dump view
-            View view = getChildAt(i);
-            if (null != view.getTag(R.id.fragment_tag)) {
-                sortedScenes.add(view);
-            }
-        }
-        for (int i = 0, n = disappearingChildren.size(); i < n; i++) {
-            View view = disappearingChildren.get(i);
-            if (null != view.getTag(R.id.fragment_tag)) {
-                sortedScenes.add(view);
-            }
-        }
-
-        stage.sortSceneViews(sortedScenes);
-
-        return true;
-    }
-
-    private void afterDispatchDraw() {
-        if (null != mSortedScenes) {
-            mSortedScenes.clear();
-        }
-    }
-
-    @Override
-    protected void dispatchDraw(Canvas canvas) {
-        mDoTrick = beforeDispatchDraw();
-        super.dispatchDraw(canvas);
-        afterDispatchDraw();
-        mDoTrick = false;
-    }
-
-    @Override
-    protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
-        if (mDoTrick) {
-            ArrayList<View> sortedScenes = mSortedScenes;
-            if (child == mDumpView) {
-                boolean more = false;
-                for (int i = 0, n = sortedScenes.size(); i < n; i++) {
-                    more |= super.drawChild(canvas, sortedScenes.get(i), drawingTime);
-                }
-                return more;
-            } else if (sortedScenes.contains(child)) {
-                // Skip
-                return false;
-            }
-        }
-
-        return super.drawChild(canvas, child, drawingTime);
-    }
-}
@@ -1,47 +0,0 @@
-/*
- * Copyright 2022 Tarsin Norbin
- *
- * This file is part of EhViewer
- *
- * EhViewer is free software: you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * EhViewer is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along with EhViewer.
- * If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.hippo.widget;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.WindowInsets;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import com.drakeet.drawer.FullDraggableContainer;
-
-public class IgnoreFitsSystemWindowsFullyDraggableDrawerContentLayout extends FullDraggableContainer {
-    public IgnoreFitsSystemWindowsFullyDraggableDrawerContentLayout(@NonNull Context context) {
-        super(context);
-    }
-
-    public IgnoreFitsSystemWindowsFullyDraggableDrawerContentLayout(@NonNull Context context, @Nullable @org.jetbrains.annotations.Nullable AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    public IgnoreFitsSystemWindowsFullyDraggableDrawerContentLayout(@NonNull Context context, @Nullable @org.jetbrains.annotations.Nullable AttributeSet attrs, int defStyleAttr) {
-        super(context, attrs, defStyleAttr);
-    }
-
-    @Override
-    public WindowInsets onApplyWindowInsets(WindowInsets insets) {
-        return insets;
-    }
-}
@@ -174,7 +174,7 @@ open class ReaderPageImageView @JvmOverloads constructor(
        (pageView as? SubsamplingScaleImageView)?.let { view ->
            RectF().let {
                view.getPanRemaining(it)
-                return fn(it) > 0
+                return fn(it) > 1
            }
        }
        return false
@@ -1,38 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2016 Hippo Seven
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<set xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shareInterpolator="false">
-
-    <alpha
-        android:duration="200"
-        android:fillAfter="true"
-        android:fillBefore="false"
-        android:fillEnabled="true"
-        android:fromAlpha="0.0"
-        android:interpolator="@anim/decelerate_quart"
-        android:toAlpha="1.0" />
-
-    <translate
-        android:duration="350"
-        android:fillAfter="true"
-        android:fillBefore="true"
-        android:fillEnabled="true"
-        android:fromXDelta="8%"
-        android:interpolator="@anim/decelerate_quint"
-        android:toXDelta="0" />
-
-</set>
@@ -1,166 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2022 hathlife
-  ~
-  ~ This file is part of EhViewer
-  ~
-  ~ EhViewer is free software: you can redistribute it and/or
-  ~ modify it under the terms of the GNU General Public License as
-  ~ published by the Free Software Foundation, either version 3 of the
-  ~ License, or (at your option) any later version.
-  ~
-  ~ EhViewer is distributed in the hope that it will be useful, but
-  ~ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-  ~ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along with EhViewer.
-  ~ If not, see <https://www.gnu.org/licenses/>.
-  ~
-  -->
-
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical"
-    app:fitsSystemWindowsInsets="top|bottom">
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="horizontal">
-
-        <LinearLayout
-            android:layout_width="480dp"
-            android:layout_height="match_parent"
-            android:orientation="vertical">
-
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="80dp" />
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:paddingHorizontal="32dp"
-                android:text="@string/cookie_explain"
-                android:textColor="?android:attr/textColorPrimary"
-                android:textSize="@dimen/text_little_small"
-                app:drawableTopCompat="@drawable/v_cookie_brown_x256" />
-        </LinearLayout>
-
-        <LinearLayout
-            android:id="@+id/buttonPanel"
-            style="?attr/buttonBarStyle"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:clipToPadding="false"
-            android:gravity="bottom"
-            android:orientation="vertical"
-            android:paddingLeft="12dp"
-            android:paddingTop="4dp"
-            android:paddingRight="12dp"
-            android:paddingBottom="4dp">
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="80dp" />
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/ipb_member_id_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:layout_marginTop="@dimen/keyline_margin"
-                android:hint="ipb_member_id"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/ipb_member_id"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:imeOptions="actionNext"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true"
-                    tools:ignore="HardcodedText" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/ipb_pass_hash_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="ipb_pass_hash"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/ipb_pass_hash"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:imeOptions="actionNext"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true"
-                    tools:ignore="HardcodedText" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/igneous_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="igneous"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/igneous"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:imeOptions="actionDone"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true"
-                    tools:ignore="HardcodedText" />
-
-                <Space
-                    android:layout_width="wrap_content"
-                    android:layout_height="64dp"
-                    android:layout_weight="1" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <Button
-                android:id="@+id/ok"
-                style="@style/Widget.Material3.Button"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:insetLeft="80dp"
-                android:insetRight="80dp"
-                android:text="@android:string/ok" />
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="40dp" />
-
-            <TextView
-                android:id="@+id/from_clipboard"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:background="?selectableItemBackground"
-                android:paddingHorizontal="8dp"
-                android:text="@string/from_clipboard" />
-
-        </LinearLayout>
-
-    </LinearLayout>
-
-
-</FrameLayout>
@@ -1,188 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2022 hathlife
-  ~
-  ~ This file is part of EhViewer
-  ~
-  ~ EhViewer is free software: you can redistribute it and/or
-  ~ modify it under the terms of the GNU General Public License as
-  ~ published by the Free Software Foundation, either version 3 of the
-  ~ License, or (at your option) any later version.
-  ~
-  ~ EhViewer is distributed in the hope that it will be useful, but
-  ~ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-  ~ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along with EhViewer.
-  ~ If not, see <https://www.gnu.org/licenses/>.
-  ~
-  -->
-
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical"
-    app:fitsSystemWindowsInsets="top|bottom">
-
-
-    <LinearLayout
-        android:id="@+id/login_form"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="horizontal"
-        android:padding="@dimen/keyline_margin">
-
-        <LinearLayout
-            android:layout_width="480dp"
-            android:layout_height="match_parent"
-            android:orientation="vertical">
-
-            <ImageView
-                android:layout_width="257dp"
-                android:layout_height="match_parent"
-                android:layout_gravity="center_horizontal"
-                android:padding="@dimen/keyline_margin"
-                app:srcCompat="@drawable/ic_launcher_foreground" />
-
-        </LinearLayout>
-
-        <LinearLayout
-            android:id="@+id/buttonPanel"
-            style="?attr/buttonBarStyle"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:clipToPadding="false"
-            android:gravity="bottom"
-            android:orientation="vertical"
-            android:paddingLeft="12dp"
-            android:paddingTop="100dp"
-            android:paddingRight="12dp"
-            android:paddingBottom="4dp">
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/username_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="@string/username"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/username"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:autofillHints="username"
-                    android:imeOptions="actionNext"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/password_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="@string/password"
-                android:minWidth="@dimen/single_max_width"
-                app:passwordToggleEnabled="true">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/password"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:autofillHints="password"
-                    android:imeOptions="actionDone"
-                    android:inputType="textPassword"
-                    android:maxLines="1"
-                    android:singleLine="true" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <TextView
-                style="@style/TextAppearance.Material3.LabelLarge"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:maxWidth="@dimen/single_max_width"
-                android:paddingTop="24dp"
-                android:text="@string/app_waring" />
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="40dp" />
-
-            <Button
-                android:id="@+id/sign_in"
-                style="@style/Widget.Material3.Button"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_weight="1"
-                android:insetLeft="80dp"
-                android:insetRight="80dp"
-                android:text="@string/sign_in" />
-
-            <Button
-                android:id="@+id/register"
-                style="@style/Widget.Material3.Button.OutlinedButton"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_weight="1"
-                android:insetLeft="80dp"
-                android:insetRight="80dp"
-                android:text="@string/register" />
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="40dp" />
-
-            <TextView
-                android:id="@+id/sign_in_via_webview"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:background="?selectableItemBackground"
-                android:paddingHorizontal="8dp"
-                android:text="@string/sign_in_via_webview" />
-
-            <TextView
-                android:id="@+id/sign_in_via_cookies"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:background="?selectableItemBackground"
-                android:paddingHorizontal="8dp"
-                android:text="@string/sign_in_via_cookies" />
-
-            <TextView
-                android:id="@+id/tourist_mode"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:background="?selectableItemBackground"
-                android:paddingHorizontal="8dp"
-                android:text="@string/tourist_mode" />
-        </LinearLayout>
-
-    </LinearLayout>
-
-
-    <FrameLayout
-        android:id="@+id/progress"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:clickable="true"
-        android:visibility="gone">
-
-        <com.google.android.material.progressindicator.CircularProgressIndicator
-            style="@style/ProgressView"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center" />
-
-    </FrameLayout>
-
-</FrameLayout>
@@ -1,125 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2022 hathlife
-  ~
-  ~ This file is part of EhViewer
-  ~
-  ~ EhViewer is free software: you can redistribute it and/or
-  ~ modify it under the terms of the GNU General Public License as
-  ~ published by the Free Software Foundation, either version 3 of the
-  ~ License, or (at your option) any later version.
-  ~
-  ~ EhViewer is distributed in the hope that it will be useful, but
-  ~ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-  ~ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along with EhViewer.
-  ~ If not, see <https://www.gnu.org/licenses/>.
-  ~
-  -->
-
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical"
-    app:fitsSystemWindowsInsets="top|bottom">
-
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="horizontal">
-
-        <LinearLayout
-            android:layout_width="480dp"
-            android:layout_height="match_parent"
-            android:orientation="vertical">
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="96dp" />
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:paddingStart="128dp"
-                android:paddingTop="100dp"
-                android:paddingEnd="12dp"
-                android:text="@string/select_scene"
-                android:textAppearance="@style/TextAppearance.AppCompat.Title" />
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="32dp" />
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:paddingStart="128dp"
-                android:paddingTop="100dp"
-                android:paddingEnd="12dp"
-                android:text="@string/select_scene_explain" />
-
-        </LinearLayout>
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:orientation="vertical">
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="160dp"
-                android:layout_weight="1" />
-
-            <com.google.android.material.button.MaterialButtonToggleGroup
-                android:id="@+id/button_group"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:layout_marginBottom="@dimen/keyline_margin"
-                app:selectionRequired="true"
-                app:singleSelection="true">
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/site_e"
-                    style="?attr/materialButtonOutlinedStyle"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:padding="8dp"
-                    android:text="@string/site_e" />
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/site_ex"
-                    style="?attr/materialButtonOutlinedStyle"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:padding="8dp"
-                    android:text="@string/site_ex" />
-            </com.google.android.material.button.MaterialButtonToggleGroup>
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="77dp"
-                android:layout_weight="1" />
-
-            <Button
-                android:id="@+id/ok"
-                style="@style/Widget.Material3.Button"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:insetLeft="80dp"
-                android:insetRight="80dp"
-                android:text="@android:string/ok" />
-
-            <Space
-                android:layout_width="match_parent"
-                android:layout_height="96dp"
-                android:layout_weight="1" />
-
-        </LinearLayout>
-
-    </LinearLayout>
-
-
-</FrameLayout>
@@ -14,8 +14,9 @@
  ~ limitations under the License.
  -->

-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/draw_view"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:clipChildren="false"
@@ -23,45 +24,40 @@
    app:edgeToEdge="true"
    app:fitsSystemWindowsInsets="start|end">

-    <androidx.drawerlayout.widget.DrawerLayout
-        android:id="@+id/draw_view"
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:id="@+id/snackbar"
        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:fitsSystemWindows="true">
+        android:layout_height="match_parent">

-        <com.hippo.widget.IgnoreFitsSystemWindowsFullyDraggableDrawerContentLayout
+        <com.hippo.ehviewer.widget.AboveSnackerLayout
+            android:id="@+id/absnacker"
            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:fitsSystemWindows="true">
+            android:layout_height="match_parent">

-            <androidx.coordinatorlayout.widget.CoordinatorLayout
-                android:id="@+id/snackbar"
+            <androidx.fragment.app.FragmentContainerView
+                android:id="@+id/fragment_container"
+                android:name="androidx.navigation.fragment.NavHostFragment"
                android:layout_width="match_parent"
-                android:layout_height="match_parent">
+                android:layout_height="match_parent"
+                app:defaultNavHost="true"
+                app:navGraph="@navigation/nav_graph" />
+        </com.hippo.ehviewer.widget.AboveSnackerLayout>
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>

-                <com.hippo.ehviewer.widget.EhStageLayout
-                    android:id="@+id/fragment_container"
-                    android:layout_width="match_parent"
-                    android:layout_height="match_parent" />
-            </androidx.coordinatorlayout.widget.CoordinatorLayout>
+    <com.google.android.material.navigation.NavigationView
+        android:id="@+id/nav_view"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_gravity="start"
+        app:headerLayout="@layout/nav_header_main"
+        app:menu="@menu/nav_drawer_main" />

-        </com.hippo.widget.IgnoreFitsSystemWindowsFullyDraggableDrawerContentLayout>
+    <com.hippo.widget.DrawerView
+        android:id="@+id/right_drawer"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_gravity="end"
+        android:fitsSystemWindows="true"
+        android:maxWidth="@dimen/drawer_max_width" />

-        <com.google.android.material.navigation.NavigationView
-            android:id="@+id/nav_view"
-            android:layout_width="wrap_content"
-            android:layout_height="match_parent"
-            android:layout_gravity="start"
-            app:headerLayout="@layout/nav_header_main"
-            app:menu="@menu/nav_drawer_main" />
-
-        <com.hippo.widget.DrawerView
-            android:id="@+id/right_drawer"
-            android:layout_width="wrap_content"
-            android:layout_height="match_parent"
-            android:layout_gravity="end"
-            android:fitsSystemWindows="false"
-            android:maxWidth="@dimen/drawer_max_width" />
-
-    </androidx.drawerlayout.widget.DrawerLayout>
-</FrameLayout>
+</androidx.drawerlayout.widget.DrawerLayout>
@@ -19,7 +19,9 @@
    android:layout_height="wrap_content"
    android:orientation="vertical">

-    <include layout="@layout/gallery_detail_header" />
+    <include
+        android:id="@+id/header"
+        layout="@layout/gallery_detail_header" />

    <FrameLayout
        android:layout_width="match_parent"
@@ -31,13 +33,21 @@
            android:layout_height="wrap_content"
            android:orientation="vertical">

-            <include layout="@layout/gallery_detail_actions" />
+            <include
+                android:id="@+id/actions"
+                layout="@layout/gallery_detail_actions" />

-            <include layout="@layout/gallery_detail_tags" />
+            <include
+                android:id="@+id/tags"
+                layout="@layout/gallery_detail_tags" />

-            <include layout="@layout/gallery_detail_comments" />
+            <include
+                android:id="@+id/comments"
+                layout="@layout/gallery_detail_comments" />

-            <include layout="@layout/gallery_detail_previews" />
+            <include
+                android:id="@+id/previews"
+                layout="@layout/gallery_detail_previews" />

        </LinearLayout>

@@ -16,14 +16,14 @@

 <com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
-    style="@style/Widget.Material3.CardView.Filled"
+    style="@style/Widget.Material3.CardView.Outlined"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_margin="6dp"
    android:checkable="true"
    android:clickable="true"
    android:focusable="true"
-    app:cardBackgroundColor="@android:color/transparent">
+    app:strokeColor="@android:color/transparent">

    <RelativeLayout
        android:layout_width="match_parent"
@@ -1,160 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2016 Hippo Seven
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical"
-    android:padding="@dimen/keyline_margin"
-    app:fitsSystemWindowsInsets="top|bottom">
-
-    <ImageView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center_horizontal"
-        android:padding="@dimen/keyline_margin"
-        app:srcCompat="@drawable/v_cookie_brown_x48" />
-
-    <ScrollView
-        android:layout_width="wrap_content"
-        android:layout_height="0dp"
-        android:layout_weight="1"
-        android:clipToPadding="false"
-        android:paddingVertical="@dimen/keyline_margin">
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical">
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:paddingHorizontal="32dp"
-                android:text="@string/cookie_explain"
-                android:textColor="?android:attr/textColorPrimary"
-                android:textSize="@dimen/text_little_small" />
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/ipb_member_id_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:layout_marginTop="@dimen/keyline_margin"
-                android:hint="ipb_member_id"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/ipb_member_id"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:imeOptions="actionNext"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true"
-                    tools:ignore="HardcodedText" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/ipb_pass_hash_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="ipb_pass_hash"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/ipb_pass_hash"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:imeOptions="actionNext"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true"
-                    tools:ignore="HardcodedText" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/igneous_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="igneous"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/igneous"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:imeOptions="actionDone"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true"
-                    tools:ignore="HardcodedText" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-        </LinearLayout>
-    </ScrollView>
-
-    <LinearLayout
-        android:id="@+id/buttonPanel"
-        style="?attr/buttonBarStyle"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:clipToPadding="false"
-        android:gravity="bottom"
-        android:orientation="horizontal"
-        android:paddingLeft="12dp"
-        android:paddingTop="4dp"
-        android:paddingRight="12dp"
-        android:paddingBottom="4dp">
-
-        <Button
-            android:id="@+id/ok"
-            style="@style/Widget.Material3.Button"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:text="@android:string/ok" />
-
-    </LinearLayout>
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:clipToPadding="false"
-        android:gravity="bottom|center_horizontal"
-        android:orientation="horizontal"
-        android:paddingLeft="12dp"
-        android:paddingTop="4dp"
-        android:paddingRight="12dp"
-        android:paddingBottom="4dp">
-
-        <TextView
-            android:id="@+id/from_clipboard"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:paddingHorizontal="8dp"
-            android:text="@string/from_clipboard" />
-
-    </LinearLayout>
-</LinearLayout>
@@ -26,7 +26,9 @@
        android:layout_width="match_parent"
        android:layout_height="match_parent">

-        <include layout="@layout/gallery_detail_content" />
+        <include
+            android:id="@+id/content"
+            layout="@layout/gallery_detail_content" />

    </androidx.core.widget.NestedScrollView>

@@ -1,188 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2016 Hippo Seven
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical"
-    app:fitsSystemWindowsInsets="top|bottom">
-
-    <ScrollView
-        android:id="@+id/login_form"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:fillViewport="true">
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical"
-            android:padding="@dimen/keyline_margin">
-
-            <ImageView
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:padding="@dimen/keyline_margin"
-                app:srcCompat="@drawable/ic_launcher_foreground" />
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/username_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="@string/username"
-                android:minWidth="@dimen/single_max_width">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/username"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:autofillHints="username"
-                    android:imeOptions="actionNext"
-                    android:inputType="text"
-                    android:maxLines="1"
-                    android:singleLine="true" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <com.google.android.material.textfield.TextInputLayout
-                android:id="@+id/password_layout"
-                style="@style/Widget.Material3.TextInputLayout.OutlinedBox"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:hint="@string/password"
-                android:minWidth="@dimen/single_max_width"
-                app:passwordToggleEnabled="true">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/password"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:autofillHints="password"
-                    android:imeOptions="actionDone"
-                    android:inputType="textPassword"
-                    android:maxLines="1"
-                    android:singleLine="true" />
-
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <TextView
-                style="@style/TextAppearance.Material3.LabelLarge"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:maxWidth="@dimen/single_max_width"
-                android:paddingTop="24dp"
-                android:text="@string/app_waring" />
-
-            <Space
-                android:layout_width="wrap_content"
-                android:layout_height="0dp"
-                android:layout_weight="1" />
-
-            <LinearLayout
-                android:id="@+id/buttonPanel"
-                style="?attr/buttonBarStyle"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:clipToPadding="false"
-                android:gravity="bottom"
-                android:orientation="horizontal"
-                android:paddingLeft="12dp"
-                android:paddingTop="4dp"
-                android:paddingRight="12dp"
-                android:paddingBottom="4dp">
-
-                <Button
-                    android:id="@+id/register"
-                    style="@style/Widget.Material3.Button.OutlinedButton"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_marginHorizontal="4dp"
-                    android:layout_weight="1"
-                    android:text="@string/register" />
-
-                <Button
-                    android:id="@+id/sign_in"
-                    style="@style/Widget.Material3.Button"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_marginHorizontal="4dp"
-                    android:layout_weight="1"
-                    android:text="@string/sign_in" />
-
-            </LinearLayout>
-
-            <LinearLayout
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:clipToPadding="false"
-                android:gravity="center_horizontal"
-                android:orientation="horizontal"
-                android:paddingLeft="12dp"
-                android:paddingTop="4dp"
-                android:paddingRight="12dp"
-                android:paddingBottom="4dp">
-
-                <TextView
-                    android:id="@+id/sign_in_via_webview"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:background="?selectableItemBackground"
-                    android:paddingHorizontal="8dp"
-                    android:text="@string/sign_in_via_webview" />
-
-                <TextView
-                    android:id="@+id/sign_in_via_cookies"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:background="?selectableItemBackground"
-                    android:paddingHorizontal="8dp"
-                    android:text="@string/sign_in_via_cookies" />
-
-            </LinearLayout>
-
-            <TextView
-                android:id="@+id/tourist_mode"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:background="?selectableItemBackground"
-                android:paddingHorizontal="8dp"
-                android:text="@string/tourist_mode" />
-        </LinearLayout>
-    </ScrollView>
-
-    <FrameLayout
-        android:id="@+id/progress"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:clickable="true"
-        android:visibility="gone">
-
-        <com.google.android.material.progressindicator.CircularProgressIndicator
-            style="@style/ProgressView"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center" />
-
-    </FrameLayout>
-
-</FrameLayout>
@@ -1,112 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2016 Hippo Seven
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical"
-    android:paddingHorizontal="@dimen/keyline_margin"
-    android:paddingTop="@dimen/keyline_margin"
-    app:fitsSystemWindowsInsets="top|bottom">
-
-    <ScrollView
-        android:layout_width="wrap_content"
-        android:layout_height="0dp"
-        android:layout_gravity="center_horizontal"
-        android:layout_weight="1"
-        android:clipToPadding="false"
-        android:fillViewport="true"
-        android:paddingVertical="@dimen/keyline_margin">
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical">
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/select_scene"
-                android:textAppearance="@style/TextAppearance.AppCompat.Title" />
-
-            <Space
-                android:layout_width="0dp"
-                android:layout_height="0dp"
-                android:layout_weight="1" />
-
-            <com.google.android.material.button.MaterialButtonToggleGroup
-                android:id="@+id/button_group"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="center_horizontal"
-                android:layout_marginBottom="@dimen/keyline_margin"
-                app:selectionRequired="true"
-                app:singleSelection="true">
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/site_e"
-                    style="?attr/materialButtonOutlinedStyle"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:padding="8dp"
-                    android:text="@string/site_e" />
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/site_ex"
-                    style="?attr/materialButtonOutlinedStyle"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:padding="8dp"
-                    android:text="@string/site_ex" />
-            </com.google.android.material.button.MaterialButtonToggleGroup>
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/select_scene_explain" />
-
-            <Space
-                android:layout_width="0dp"
-                android:layout_height="0dp"
-                android:layout_weight="1" />
-
-        </LinearLayout>
-    </ScrollView>
-
-    <LinearLayout
-        android:id="@+id/buttonPanel"
-        style="?attr/buttonBarStyle"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:clipToPadding="false"
-        android:gravity="bottom"
-        android:orientation="horizontal"
-        android:paddingLeft="12dp"
-        android:paddingTop="4dp"
-        android:paddingRight="12dp"
-        android:paddingBottom="20dp">
-
-        <Button
-            android:id="@+id/ok"
-            style="@style/Widget.Material3.Button"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:text="@android:string/ok" />
-
-    </LinearLayout>
-</LinearLayout>
@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/nav_graph"
+    app:startDestination="@id/galleryListScene">
+
+    <fragment
+        android:id="@+id/galleryListScene"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryListScene"
+        android:label="GalleryListScene" />
+    <fragment
+        android:id="@+id/nav_homepage"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryListScene"
+        android:label="GalleryListScene">
+        <argument
+            android:name="action"
+            android:defaultValue="action_homepage"
+            app:argType="string" />
+    </fragment>
+    <fragment
+        android:id="@+id/nav_subscription"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryListScene"
+        android:label="GalleryListScene">
+        <argument
+            android:name="action"
+            android:defaultValue="action_subscription"
+            app:argType="string" />
+    </fragment>
+    <fragment
+        android:id="@+id/nav_whats_hot"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryListScene"
+        android:label="GalleryListScene">
+        <argument
+            android:name="action"
+            android:defaultValue="action_whats_hot"
+            app:argType="string" />
+    </fragment>
+    <fragment
+        android:id="@+id/nav_toplist"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryListScene"
+        android:label="GalleryListScene">
+        <argument
+            android:name="action"
+            android:defaultValue="action_top_list"
+            app:argType="string" />
+    </fragment>
+    <fragment
+        android:id="@+id/galleryDetailScene"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryDetailScene"
+        android:label="GalleryDetailScene" />
+    <fragment
+        android:id="@+id/galleryCommentsScene"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryCommentsScene"
+        android:label="GalleryCommentsScene" />
+    <fragment
+        android:id="@+id/galleryPreviewsScene"
+        android:name="com.hippo.ehviewer.ui.scene.GalleryPreviewsScene"
+        android:label="GalleryPreviewsScene" />
+    <fragment
+        android:id="@+id/nav_favourite"
+        android:name="com.hippo.ehviewer.ui.scene.FavoritesScene"
+        android:label="FavoritesScene" />
+    <fragment
+        android:id="@+id/nav_history"
+        android:name="com.hippo.ehviewer.ui.scene.HistoryScene"
+        android:label="HistoryScene" />
+    <fragment
+        android:id="@+id/nav_downloads"
+        android:name="com.hippo.ehviewer.ui.scene.DownloadsScene"
+        android:label="DownloadsScene" />
+    <activity
+        android:id="@+id/nav_settings"
+        android:name="com.hippo.ehviewer.ui.SettingsActivity"
+        android:label="SettingsActivity" />
+    <fragment
+        android:id="@+id/progressScene"
+        android:name="com.hippo.ehviewer.ui.scene.ProgressScene"
+        android:label="ProgressScene" />
+</navigation>
@@ -35,7 +35,6 @@
    <string name="text_is_empty">Der Text wird nicht eingegeben</string>
    <string name="waring">Achtung</string>
    <string name="wrong_cookie_warning">Die eingegebenen Cookies sehen korrekt nicht aus. Überprüfe sie.</string>
-    <string name="found_cookies">Cookies werden gefunden</string>
    <string name="invalid_download_location">Der Downloadpfad ist nicht verfügbar. Geh zu die Einstellungen und stelle einen neue Pfad fest.</string>
    <string name="error_bad_status_code">Inkorrekter Statuscode: %d</string>
    <string name="error_timeout">Timeout</string>
@@ -60,7 +59,6 @@
    <string name="get_it">Verstanden</string>
    <string name="select_scene">Wähle eine Galerie-Webseite aus.</string>
    <string name="select_scene_explain">e-hentai: für jeden verfügbar\nexhentai: nur für diejenigen verfügbar, die sich angemeldet haben</string>
-    <string name="no_select">Wähle eine Webseite aus.</string>
    <string name="gallery_list_search_bar_hint_exhentai">ExHentai durchsuchen</string>
    <string name="gallery_list_search_bar_hint_e_hentai">E-Hentai durchsuchen</string>
    <string name="gallery_list_empty_hit">Die Welt ist so groß und der Panda sitzt ganz allein</string>
@@ -41,7 +41,6 @@
    <string name="text_is_empty">El texto está vacío</string>
    <string name="waring">Advertencia</string>
    <string name="wrong_cookie_warning">Parece que las cookies que ingresaste son incorrectas. Debe revisarlos.</string>
-    <string name="found_cookies">¡Cookies encontradas!</string>

    <string name="invalid_download_location">Parece que la ubicación de descarga no está disponible. Establece la ubicación en Configuración.</string>

@@ -74,7 +73,6 @@
    <!-- Select scene -->
    <string name="select_scene">¿Qué galería deseas seleccionar?</string>
    <string name="select_scene_explain">e-hentai: Disponible para cualquiera .\nexhentai: Solo para usuarios que han iniciado sesión</string>
-    <string name="no_select">Por favor seleccione un sitio</string>

    <!-- Update -->

@@ -41,7 +41,6 @@
    <string name="text_is_empty">Entrez le texte.</string>
    <string name="waring">Attention</string>
    <string name="wrong_cookie_warning">Les cookies entrés n\'ont pas l\'air corrects. Vérifiez-les.</string>
-    <string name="found_cookies">Cookies trouvés</string>

    <string name="invalid_download_location">La location de téléchargement actuelle n\'est pas disponible. Choissez-en une à nouveau dans les Paramétres.</string>

@@ -76,7 +75,6 @@
    <!-- Select scene -->
    <string name="select_scene">Sélectionnez un site galerie.</string>
    <string name="select_scene_explain">e-hentai : disponible pour tout le monde\nexhentai : disponible pour ce qui s\'est connecté(e)</string>
-    <string name="no_select">Sélectionnez un site</string>

    <!-- Update -->

@@ -39,7 +39,6 @@
    <string name="text_is_empty">テキストを入力してください</string>
    <string name="waring">警告</string>
    <string name="wrong_cookie_warning">入力したCookieは正しくないようです。確認してください。</string>
-    <string name="found_cookies">Cookieが見つかりました</string>

    <string name="invalid_download_location">ダウンロードパスは現在利用できません。ダウンロードパスを設定してください。</string>

@@ -74,7 +73,6 @@
    <!-- Select scene -->
    <string name="select_scene">ギャラリーサイトを選択してください</string>
    <string name="select_scene_explain">e-hentai：誰にも公開です\nexhentai：ログインしないとアクセスできません</string>
-    <string name="no_select">サイトを選択してください</string>

    <!-- Update -->

@@ -40,7 +40,6 @@
    <string name="text_is_empty">텍스트가 비어 있습니다.</string>
    <string name="waring">경고</string>
    <string name="wrong_cookie_warning">입력한 쿠키가 잘못된 것 같습니다. 확인해 보는 게 좋겠어요.</string>
-    <string name="found_cookies">쿠키를 찾았어요!</string>

    <string name="invalid_download_location">다운로드 위치가 잘못되었습니다. 설정을 확인하세요.</string>

@@ -77,7 +76,6 @@
    <!-- Select scene -->
    <string name="select_scene">어느 갤러리 사이트를 사용하시겠습니까?</string>
    <string name="select_scene_explain">e-hentai: 모든 사람들이 사용할 수 있음\nexhentai: 로그인한 사람만 사용할 수 있음</string>
-    <string name="no_select">두 사이트 중 하나를 선택하세요.</string>

    <!-- Update -->

@@ -40,7 +40,6 @@
    <string name="text_is_empty">ข้อความห้ามเว้นว่างไว้</string>
    <string name="waring">คำเตือน</string>
    <string name="wrong_cookie_warning">ดูเหมือนว่าคุกกี้ที่คุณกรอกมานั้นมันผิด คุณลองตรวจสอบใหม่ดูอีกรอบ</string>
-    <string name="found_cookies">พบคุกกี้แล้ว!</string>

    <string name="invalid_download_location">ดูเหมือนที่อยู่ในการดาวน์โหลดนั้นไม่พร้อมใช้งาน โปรดตั้งค่าในเมนูการตั้งค่า</string>

@@ -77,7 +76,6 @@
    <!-- Select scene -->
    <string name="select_scene">เว็บแกลเลอรี่ไหนที่คุณอยากเข้าชม?</string>
    <string name="select_scene_explain">e-hentai: เขตแดนที่ทุกๆคนสามารถเข้าถึงได้\nexhentai: เขตแดนอันแสนศักศิทธิ์สำหรับคนที่ลงชื่อเข้าใช้ระบบแล้วเท่านั้นที่จะเข้าไปได้</string>
-    <string name="no_select">โปรดเลือกหนึ่งเว็บไซต์</string>

    <!-- Update -->

@@ -41,7 +41,6 @@
    <string name="text_is_empty">文本为空</string>
    <string name="waring">警告</string>
    <string name="wrong_cookie_warning">看起来您输入的 Cookie 是错误的，最好检查一下。</string>
-    <string name="found_cookies">找到旧版 Cookie</string>

    <string name="invalid_download_location">似乎下载路径不可用。请到重新设置下载路径。</string>

@@ -83,7 +82,6 @@
    <!-- Select scene -->
    <string name="select_scene">你想选择哪个画廊站点？</string>
    <string name="select_scene_explain">e-hentai：对任何人开放\nexhentai：仅对登录用户开放</string>
-    <string name="no_select">请选择一个站点</string>

    <!-- Update -->

@@ -143,6 +141,7 @@
    <string name="duplicate_quick_search">已存在相同的快速搜索，名称为“%s”。</string>
    <string name="duplicate_name">已存在相同名称</string>
    <string name="save_progress">保存进度</string>
+    <string name="delete_quick_search">删除快速搜索“%s”？</string>

    <string name="go_to_hint">第 %1$d 页，共 %2$d 页</string>

@@ -178,6 +177,8 @@
    <string name="rate_successfully">评分成功</string>
    <string name="rate_failed">评分失败</string>
    <string name="no_torrents">没有种子</string>
+    <string name="download_torrent_started">开始下载种子</string>
+    <string name="download_torrent_failure">无法下载种子</string>
    <string name="torrents">种子</string>
    <string name="favorited">已收藏</string>
    <string name="not_favorited">未收藏</string>
@@ -304,6 +305,7 @@
    <string name="label_text_is_invalid">“默认”是无效标签</string>
    <string name="label_text_exist">标签已存在</string>
    <string name="rename_label_title">重命名标签</string>
+    <string name="delete_label">删除标签“%s”？</string>

    <!-- History -->
    <string name="no_history">这里是阅读历史</string>
Author	SHA1	Message	Date
tarsin	f695c4598a	Bump Version Releases / Build (push) Has been cancelled Details	2023-01-15 09:57:00 +08:00
tarsin	eada1bc023	Avoid unnecessary overhead	2023-01-14 19:56:55 +08:00
FooIbar	0ebb55551c	Rewrite the GIF frame delay if it's below a threshold (coil-kt/coil#783) (#672 ) * Rewrite the GIF frame delay if it's below a threshold (coil-kt/coil#783) Resolve #641 * fixup! Rewrite the GIF frame delay if it's below a threshold (coil-kt/coil#783)	2023-01-14 17:19:48 +08:00
tarsin	20bce419c9	Fix GalleryDetailScene bindViewFirst	2023-01-14 12:19:58 +08:00
tarsin	ca3fc370c3	Minor refactor	2023-01-14 12:11:27 +08:00
tarsin	94a8b78d1a	Use typesafe request	2023-01-14 12:03:55 +08:00
tarsin	06e9ff6fcf	Add comments for some dependencies	2023-01-14 11:49:29 +08:00
FooIbar	699e74656d	Disable drag and swipe on "All" or "Default" label	2023-01-14 11:41:51 +08:00
tarsin	b3ad6ef8b8	Move out DirectionalViewPager We rewrite it with ViewPager2 later	2023-01-14 11:33:26 +08:00
tarsin	673c8e25f5	Cleanup dependencies	2023-01-14 11:27:05 +08:00
tarsin	333c8e812d	Remove lifecycle annotation We turned to viewbinding	2023-01-14 10:34:44 +08:00
tarsin	f0f7a88cfb	Kotlinize EhFilter	2023-01-14 10:28:47 +08:00
tarsin	0661d78bce	Rename .java to .kt	2023-01-14 10:28:47 +08:00
tarsin	dc4aece272	Inline EhCookieStore supertype	2023-01-14 10:21:59 +08:00
tarsin	57a312b0b4	Singletonize EhCookieStore	2023-01-14 10:11:49 +08:00
tarsin	b9897ed6ac	Rename .java to .kt	2023-01-14 10:11:49 +08:00
tarsin	733230f037	Convert EhCallback to kotlin	2023-01-14 10:04:55 +08:00
tarsin	fc6ba3e6ad	Rename .java to .kt	2023-01-14 10:04:55 +08:00
tarsin	2d7c539c5f	Convert FavouriteScene to kotlin	2023-01-14 09:55:11 +08:00
tarsin	7f34965026	Rename .java to .kt	2023-01-14 09:55:11 +08:00
tarsin	de8b915cff	Convert GalleryAdapter to kotlin	2023-01-14 09:32:15 +08:00
tarsin	d56040581d	Rename .java to .kt	2023-01-14 09:32:15 +08:00
tarsin	9869b7bbb5	Convert GalleryCommentsScene to kotlin	2023-01-14 09:26:56 +08:00
tarsin	7df97c28c0	Rename .java to .kt	2023-01-14 09:26:56 +08:00
tarsin	018a559f78	Fix crash in grid mode	2023-01-13 16:49:52 +08:00
tarsin	3b32ad5fed	Don't refresh fragment when reselected	2023-01-13 10:26:41 +08:00
tarsin	f796d2a842	Tweak NavigationUI to disable multiple backstack and use custom anim	2023-01-13 10:13:10 +08:00
FooIbar	2f7e84e126	Refresh the item as well if the confirmation dialog is canceled	2023-01-12 17:31:28 +08:00
FooIbar	996ddbf3db	fixup! Support drag reordering for downloads	2023-01-12 16:48:30 +08:00
FooIbar	7779ba2ac5	Add "All" in download labels Resolve #412	2023-01-12 15:23:12 +08:00
tarsin	4dadeab762	Avoid querying database on Main Thread, GalleryDetailScene, #629	2023-01-12 12:06:10 +08:00
tarsin	f4d3131ef3	Put history in IO coroutines, #629	2023-01-12 11:53:41 +08:00
renovate[bot]	efa2ac803e	Update dependency androidx.compose:compose-bom to v2023	2023-01-12 11:50:46 +08:00
renovate[bot]	e0be9d46bd	Update room_version to v2.5.0	2023-01-12 11:50:32 +08:00
tarsin	106b27dbec	Finalize ViewBindingize GalleryDetailScene	2023-01-12 11:46:56 +08:00
tarsin	f764567523	ViewBindingize GalleryDetailScene, step 6	2023-01-12 11:40:56 +08:00
tarsin	245f8669bc	ViewBindingize GalleryDetailScene, step 5	2023-01-12 11:34:51 +08:00
tarsin	b265d9bba6	ViewBindingize GalleryDetailScene, step 4	2023-01-12 11:28:12 +08:00
tarsin	72228574f9	ViewBindingize GalleryDetailScene, step 3	2023-01-12 11:16:32 +08:00
tarsin	fba1ac3d90	ViewBindingize GalleryDetailScene, step 2	2023-01-12 11:11:32 +08:00
tarsin	4a73fb565e	ViewBindingize GalleryDetailScene, step 1	2023-01-12 11:05:41 +08:00
tarsin	13011ed4af	Kotlinize GalleryDetailScene	2023-01-12 10:32:49 +08:00
tarsin	b2eccdefd3	Rename .java to .kt	2023-01-12 10:32:49 +08:00
tarsin	dd2d6a977b	Kotlinize GalleryHolder	2023-01-12 10:01:07 +08:00
tarsin	38cd1b6040	Rename .java to .kt	2023-01-12 10:01:07 +08:00
tarsin	1a28bbcde8	ViewBindinglize GalleryPreviewsScene	2023-01-12 09:57:54 +08:00
tarsin	91013daadc	Kotlinize GalleryPreviewsScene	2023-01-12 09:50:09 +08:00
tarsin	1ad435e79d	Rename .java to .kt	2023-01-12 09:50:09 +08:00
tarsin	fd5c300c53	Remove unused navigateToTop	2023-01-12 09:39:57 +08:00
tarsin	aa7d9cf29c	Remove unused TransitionNameFactory	2023-01-12 09:38:14 +08:00
tarsin	8db1c3400e	Kotlinize ProgressScene	2023-01-12 09:34:48 +08:00
tarsin	e723336706	Rename .java to .kt	2023-01-12 09:34:48 +08:00
tarsin	b5cd4c36ab	Singletonize ItemTouchHelper	2023-01-12 09:22:35 +08:00
tarsin	d1928f2647	Fixup! Support drag reordering for downloads, fix drag ripple	2023-01-12 09:12:37 +08:00
tarsin	61621ae00b	Use compatible compose compiler	2023-01-12 08:56:46 +08:00
tarsin	ac20755c45	Bump Version Releases / Build (push) Has been cancelled Details	2023-01-12 08:48:14 +08:00
renovate[bot]	610202bbbd	Update dependency androidx.startup:startup-runtime to v1.2.0-alpha02	2023-01-12 07:23:13 +08:00
renovate[bot]	58ce7134e1	Update lifecycle_version to v2.6.0-alpha04	2023-01-12 07:22:59 +08:00
FooIbar	71f91cd79e	Get updated positions in click listeners Resolve #655	2023-01-12 07:22:32 +08:00
tarsin	8c821ecad3	Make EhEngine obtain its okhttpClient	2023-01-11 21:46:17 +08:00
FooIbar	c704940462	Support drag reordering for downloads Resolve #54	2023-01-11 21:31:18 +08:00
tarsin	6a7cd1b89a	Add some comments and TODO	2023-01-11 14:35:43 +08:00
tarsin	e29da0ba13	Cleanup res	2023-01-11 14:28:53 +08:00
tarsin	7791fa10f5	Getprofile in SelectSiteScreen	2023-01-11 14:11:36 +08:00
tarsin	48ed3c8f31	Avoid webview reentry	2023-01-11 14:07:44 +08:00
tarsin	7ad7a9b94e	Add WebviewSignInScreen	2023-01-11 13:59:28 +08:00
tarsin	54b929ba24	Use LocalClipboardManager to better support multiplatform	2023-01-11 13:28:00 +08:00
FooIbar	7b655c6260	Show dialog before removing quick search	2023-01-11 13:24:33 +08:00
FooIbar	4e8d41b145	Show dialog before removing download label	2023-01-11 13:24:33 +08:00
tarsin	f036774e07	Remove origin signin scene	2023-01-11 13:22:56 +08:00
tarsin	97d1bd7685	Start moving to new compose login activity	2023-01-11 13:12:16 +08:00
tarsin	8e39449856	Restore finish from SelectSiteScreen	2023-01-11 13:06:27 +08:00
tarsin	30f1a5a6eb	Add SelectSiteScreen Impl	2023-01-11 13:01:46 +08:00
tarsin	627abb047c	Compose dependency tweaks	2023-01-11 12:07:33 +08:00
tarsin	9284008afe	Refine CookieSignInScreen	2023-01-11 11:44:13 +08:00
tarsin	9159f4616f	Refine SignInScreen KeyBoard options	2023-01-11 10:41:42 +08:00
tarsin	73296b1430	Refine SignInScreen TextInput	2023-01-11 10:25:43 +08:00
tarsin	c74e622d69	Add snackbar to CookieSignInScreen layout	2023-01-11 09:55:41 +08:00
tarsin	f48eb55516	Basic CookieSignInScreen layout	2023-01-11 09:23:10 +08:00
tarsin	b01f6ef8d3	Fixup! use local functions	2023-01-11 08:27:46 +08:00
tarsin	167185ef45	Basic signin refine	2023-01-11 07:58:40 +08:00
tarsin	777a8ffeaa	Refine SignInScreen	2023-01-10 20:58:28 +08:00
FooIbar	b2b3e6c485	Add tips for torrent download	2023-01-10 20:30:26 +08:00
tarsin	613d502fc1	Use Mdc3Theme	2023-01-10 20:26:39 +08:00
tarsin	79da457db4	Basic signin Compose layout	2023-01-10 20:21:35 +08:00
tarsin	b1a431ed82	Use mca component to judge is dynamic color available	2023-01-10 18:17:10 +08:00
tarsin	b0f2776a23	Cleanup compose theme and navigation skeleton	2023-01-10 18:10:24 +08:00
tarsin	900c346ee8	Fixup! Convert login to compose, step 1, skeleton	2023-01-10 17:57:04 +08:00
tarsin	7541a87b21	Convert login to compose, step 1, skeleton	2023-01-10 17:54:55 +08:00
tarsin	2547c67ebd	Fixup migrate to androidx navigation	2023-01-09 19:05:37 +08:00
tarsin	5ae6a0b287	Fixup migrate to androidx navigation	2023-01-09 19:00:04 +08:00
tarsin	f718fc0c89	Reduce one more layout depth	2023-01-09 18:07:05 +08:00
tarsin	57e69ba7be	Layout tweaks	2023-01-09 17:47:44 +08:00
tarsin	6168b3e047	Fixup! Use viewLifecycleOwner	2023-01-09 14:17:49 +08:00
tarsin	3e500500e0	Rewrite SelectSiteScene	2023-01-09 13:41:45 +08:00
tarsin	42f06ff84a	Rename .java to .kt	2023-01-09 13:41:45 +08:00
tarsin	a7824fc473	Convert WebViewSignInScene to kotlin	2023-01-09 13:35:53 +08:00
tarsin	67e7fd6928	Rename .java to .kt	2023-01-09 13:35:53 +08:00
tarsin	450e8badba	GetProfile when signin with cookies	2023-01-09 13:21:48 +08:00
tarsin	704c211e11	Rewrite CookieSignInScene with modern viewBinding	2023-01-09 13:14:30 +08:00
tarsin	0ad871cb5b	Rename .java to .kt	2023-01-09 13:14:30 +08:00
tarsin	9920605570	Checkout xz to 5.4.0	2023-01-09 12:56:10 +08:00
tarsin	b1e8678dbf	Fixup! Rewrite SignInScene with modern coroutines	2023-01-08 22:30:35 +08:00
tarsin	e2cd2ddc0d	Rewrite SignInScene with modern coroutines	2023-01-08 22:22:34 +08:00
tarsin	a3be0dfddf	Rewrite SignInScene	2023-01-08 21:33:50 +08:00
tarsin	4b615ffc0b	Rename .java to .kt	2023-01-08 21:33:50 +08:00
tarsin	64cbd189ad	Convert to kotlin	2023-01-08 21:15:26 +08:00
tarsin	0fae5a128f	Rename .java to .kt	2023-01-08 21:15:26 +08:00
tarsin	518b44216f	Navchecked item now handled internally	2023-01-08 20:57:59 +08:00
tarsin	9ef4512ef9	Reformat code	2023-01-08 20:42:23 +08:00
tarsin	8bb5f1e955	Initial migrate to androidx navigation (#647 ) * Neutralize scene firstly * Remove StageLayout * Add nav graph * Rename .java to .kt * Convert BaseScene to kotlin * Add GalleryDetailScene to navgraph No need to check topfragment is callback target fragment, since these callback must be cancelled in fragment's lifecycle when DestroyView * Restore funcs * Restore preview * Revert "Convert BaseScene to kotlin" Should not do it here This reverts commit 5d2e3af6ad85fef7604d8df19ee58a957390cdb5. * Revert "Rename .java to .kt" This reverts commit 128c655bc98fc54528d58534651d61ff47b2284d. * Restore drawer * Remove all getScene usage * Remove all getStageActivity usage * Remove all getStageActivity usage * setupWithNavController * Refactor MainActivity with viewBinding * Add navdrawer corresponding navdestination * Migrate All normal fragment * Add anims * Fix statusbar flicker * Remove SceneApplication * Remove SceneFragment * Remove StageActivity * Drop scene totally * Dynamically set navgraph * Restore signin * Restore login via cookies * Restore login via webview * Add some TODOs * Fixup * Restore onProvideAssistContent * Restore checkClipboard * Restore intent handle * Fix handle intent * Remove unused EhUrlOpener * Let system handle that intent * Restore handle download intent * Restore AboveSnackerLayout * Fix the last navigation	2023-01-08 20:37:11 +08:00
FooIbar	8f8932f617	Fix potential integer overflow	2023-01-08 18:06:49 +08:00
tarsin	23fd1d75c4	Fix supertype corresponding parameter warning	2023-01-08 09:15:22 +08:00
stevenyomi	593dcef550	Fix floating-point error in navigate pan (#8856 )	2023-01-08 09:04:53 +08:00
o0kam1	d769fe9074	fix #642	2023-01-07 22:13:16 +08:00