Rel

* See https://github.com/material-components/material-components-android/issues/2720

README.md

@@ -43,17 +43,6 @@ Only Support Android S and above!
 
 ![screenshot-01](art/screenshot-01.png)
 
-
-# Build
-
-本项目使用了 CMake 3.23.1 作为构建工具链之一，而当前版本的 Android Studio SDK Tool 无法满足本项目需求。
-
-因此，在构建本项目前需要提前配置好 CMake >=3.23.1。
-
-This Project use CMake 3.23.1, with is highter than Android Studio bundle CMake.
-
-So you need to pre-install CMake>=3.23.1 before build.
-
 # Thanks
 
 本项目受到了诸多开源项目的帮助
@@ -76,6 +65,7 @@ Here is the libraries
 - [TagSoup](http://home.ccil.org/~cowan/tagsoup/)
 - [libarchive](http://www.libarchive.org/)
 - [XZ Utils](https://tukaani.org/xz/)
+- [Zstd](http://www.zstd.net/)
 
 
 # License

app/build.gradle

@@ -35,11 +35,11 @@ android {
     }
 
     defaultConfig {
-        applicationId "io.github.nekoinverter.ehviewer"
+        applicationId "moe.tarsin.ehviewer"
         minSdkVersion 31
         targetSdkVersion 32
-        versionCode 114523
-        versionName "1.7.27.3"
+        versionCode 114526
+        versionName "1.7.27.6"
         resConfigs 'zh', 'zh-rCN', 'zh-rHK', 'zh-rTW', 'es', 'ja', 'ko', 'fr', 'de', 'th'
     }
 
@@ -100,18 +100,17 @@ tasks.withType(JavaCompile) {
 
 dependencies {
     implementation 'androidx.activity:activity:1.4.0'
-    implementation "androidx.activity:activity-compose:1.4.0"
-    implementation 'androidx.biometric:biometric:1.1.0'
+    implementation 'androidx.activity:activity-compose:1.4.0'
+    implementation 'androidx.biometric:biometric-ktx:1.2.0-alpha04'
     implementation 'androidx.browser:browser:1.4.0'
     implementation 'androidx.core:core:1.7.0'
-    implementation 'androidx.dynamicanimation:dynamicanimation:1.1.0-alpha03'
     implementation 'androidx.fragment:fragment:1.4.1'
     implementation 'androidx.preference:preference:1.2.0'
     implementation 'androidx.recyclerview:recyclerview:1.2.1'
     implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.2.0-alpha01'
     implementation 'androidx.webkit:webkit:1.4.0'
     implementation 'com.drakeet.drawer:drawer:1.0.3'
-    implementation 'com.google.android.material:material:1.6.0'
+    implementation 'com.google.android.material:material:1.7.0-alpha02'
     implementation 'com.getkeepsafe.taptargetview:taptargetview:1.13.3'
     implementation 'com.github.seven332:beerbelly:0.1.4'
     implementation 'com.github.seven332:glgallery:0.1.2'
@@ -126,13 +125,8 @@ dependencies {
     implementation 'com.squareup.okhttp3:okhttp:4.9.3'
     implementation 'com.squareup.okhttp3:okhttp-dnsoverhttps:4.9.3'
     implementation 'com.takisoft.preferencex:preferencex:1.1.0'
-    implementation 'com.gitlab.NekoInverter:yorozuya:723dc867a9'
     implementation 'dev.rikka.rikkax.appcompat:appcompat:1.4.1'
-    implementation 'dev.rikka.rikkax.core:core:1.4.0'
-    implementation 'dev.rikka.rikkax.insets:insets:1.2.0'
-    implementation 'dev.rikka.rikkax.layoutinflater:layoutinflater:1.2.0'
     implementation 'dev.rikka.rikkax.material:material:2.4.0'
-    implementation 'dev.rikka.rikkax.recyclerview:recyclerview-ktx:1.3.1'
     implementation 'dev.rikka.rikkax.preference:simplemenu-preference:1.0.3'
     implementation 'org.ccil.cowan.tagsoup:tagsoup:1.2.1'
     implementation 'org.greenrobot:greendao:3.3.0'

app/src/main/AndroidManifest.xml

@@ -14,16 +14,14 @@
   ~ limitations under the License.
 -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
     <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"
-        tools:ignore="ScopedStorage" />
+        android:maxSdkVersion="28" />
 
     <uses-feature
         android:glEsVersion="0x00020000"
@@ -41,8 +39,7 @@
         android:largeHeap="true"
         android:networkSecurityConfig="@xml/network_security_config"
         android:roundIcon="@mipmap/ic_launcher_round"
-        android:theme="@style/AppTheme"
-        tools:ignore="UnusedAttribute">
+        android:theme="@style/AppTheme">
 
         <activity
             android:name="com.hippo.ehviewer.ui.MainActivity"

app/src/main/java/com/hippo/ehviewer/Settings.java

@@ -86,7 +86,7 @@ public class Settings {
      ****** Advanced
      ********************/
     public static final String KEY_SAVE_PARSE_ERROR_BODY = "save_parse_error_body";
-    public static final String KEY_SECURITY = "security";
+    public static final String KEY_SECURITY = "require_unlock";
     public static final String DEFAULT_SECURITY = "";
     public static final String KEY_ENABLE_FINGERPRINT = "enable_fingerprint";
     public static final String KEY_READ_CACHE_SIZE = "read_cache_size";
@@ -1028,22 +1028,18 @@ public class Settings {
         return getBoolean(KEY_SAVE_CRASH_LOG, DEFAULT_SAVE_CRASH_LOG);
     }
 
-    public static String getSecurity() {
-        return getString(KEY_SECURITY, DEFAULT_SECURITY);
+    public static boolean getSecurity() {
+        return getBoolean(KEY_SECURITY, false);
     }
 
-    public static void putSecurity(String value) {
-        putString(KEY_SECURITY, value);
+    public static void putSecurity(boolean value) {
+        putBoolean(KEY_SECURITY, value);
     }
 
     public static boolean getEnableFingerprint() {
         return getBoolean(KEY_ENABLE_FINGERPRINT, true);
     }
 
-    public static void putEnableFingerprint(boolean value) {
-        putBoolean(KEY_ENABLE_FINGERPRINT, value);
-    }
-
     public static int getReadCacheSize() {
         return getIntFromStr(KEY_READ_CACHE_SIZE, DEFAULT_READ_CACHE_SIZE);
     }

app/src/main/java/com/hippo/ehviewer/download/DownloadService.java

@@ -29,7 +29,6 @@ import androidx.annotation.Nullable;
 import androidx.core.app.NotificationChannelCompat;
 import androidx.core.app.NotificationCompat;
 import androidx.core.app.NotificationManagerCompat;
-import androidx.core.content.ContextCompat;
 
 import com.hippo.ehviewer.EhApplication;
 import com.hippo.ehviewer.R;
@@ -224,8 +223,6 @@ public class DownloadService extends Service implements DownloadManager.Download
                 .setOngoing(true)
                 .setAutoCancel(false)
                 .setCategory(NotificationCompat.CATEGORY_PROGRESS)
-                .setColor(ContextCompat.getColor(this, R.color.colorPrimary))
-                .setColorized(true)
                 .addAction(R.drawable.v_pause_x24, getString(R.string.stat_download_action_stop_all), piStopAll)
                 .setShowWhen(false)
                 .setChannelId(CHANNEL_ID);
@@ -254,7 +251,6 @@ public class DownloadService extends Service implements DownloadManager.Download
         mDownloadedBuilder = new NotificationCompat.Builder(getApplicationContext(), CHANNEL_ID)
                 .setSmallIcon(android.R.drawable.stat_sys_download_done)
                 .setContentTitle(getString(R.string.stat_download_done_title))
-                .setColor(ContextCompat.getColor(this, R.color.colorPrimary))
                 .setDeleteIntent(piClear)
                 .setOngoing(false)
                 .setAutoCancel(true)
@@ -273,7 +269,6 @@ public class DownloadService extends Service implements DownloadManager.Download
                 .setContentText(getString(R.string.stat_509_alert_title))
                 .setContentText(getString(R.string.stat_509_alert_text))
                 .setStyle(new NotificationCompat.BigTextStyle().bigText(getString(R.string.stat_509_alert_text)))
-                .setColor(ContextCompat.getColor(this, R.color.colorPrimary))
                 .setAutoCancel(true)
                 .setOngoing(false)
                 .setCategory(NotificationCompat.CATEGORY_ERROR);

app/src/main/java/com/hippo/ehviewer/ui/GalleryActivity.java

@@ -49,7 +49,6 @@ import android.webkit.MimeTypeMap;
 import android.widget.FrameLayout;
 import android.widget.SeekBar;
 import android.widget.Spinner;
-import android.widget.Switch;
 import android.widget.TextView;
 import android.widget.Toast;
 
@@ -66,7 +65,7 @@ import androidx.core.view.WindowInsetsCompat;
 import androidx.core.view.WindowInsetsControllerCompat;
 
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import com.google.android.material.switchmaterial.SwitchMaterial;
+import com.google.android.material.materialswitch.MaterialSwitch;
 import com.hippo.ehviewer.AppConfig;
 import com.hippo.ehviewer.BuildConfig;
 import com.hippo.ehviewer.R;
@@ -261,6 +260,16 @@ public class GalleryActivity extends EhActivity implements SeekBar.OnSeekBarChan
         mGalleryInfo = intent.getParcelableExtra(KEY_GALLERY_INFO);
         mPage = intent.getIntExtra(KEY_PAGE, -1);
         buildProvider();
+    }
+
+    private void onRestore(@NonNull Bundle savedInstanceState) {
+        mAction = savedInstanceState.getString(KEY_ACTION);
+        mFilename = savedInstanceState.getString(KEY_FILENAME);
+        mUri = savedInstanceState.getParcelable(KEY_URI);
+        mGalleryInfo = savedInstanceState.getParcelable(KEY_GALLERY_INFO);
+        mPage = savedInstanceState.getInt(KEY_PAGE, -1);
+        mCurrentIndex = savedInstanceState.getInt(KEY_CURRENT_INDEX);
+        buildProvider();
     }    ActivityResultLauncher<String> requestStoragePermissionLauncher = registerForActivityResult(
             new ActivityResultContracts.RequestPermission(),
             result -> {
@@ -272,16 +281,6 @@ public class GalleryActivity extends EhActivity implements SeekBar.OnSeekBarChan
                 mSavingPage = -1;
             });
 
-    private void onRestore(@NonNull Bundle savedInstanceState) {
-        mAction = savedInstanceState.getString(KEY_ACTION);
-        mFilename = savedInstanceState.getString(KEY_FILENAME);
-        mUri = savedInstanceState.getParcelable(KEY_URI);
-        mGalleryInfo = savedInstanceState.getParcelable(KEY_GALLERY_INFO);
-        mPage = savedInstanceState.getInt(KEY_PAGE, -1);
-        mCurrentIndex = savedInstanceState.getInt(KEY_CURRENT_INDEX);
-        buildProvider();
-    }
-
     @Override
     protected void onSaveInstanceState(@NonNull Bundle outState) {
         super.onSaveInstanceState(outState);
@@ -1048,15 +1047,15 @@ public class GalleryActivity extends EhActivity implements SeekBar.OnSeekBarChan
         private final Spinner mScaleMode;
         private final Spinner mStartPosition;
         private final Spinner mReadTheme;
-        private final SwitchMaterial mKeepScreenOn;
-        private final SwitchMaterial mShowClock;
-        private final SwitchMaterial mShowProgress;
-        private final SwitchMaterial mShowBattery;
-        private final SwitchMaterial mShowPageInterval;
-        private final SwitchMaterial mVolumePage;
-        private final SwitchMaterial mReverseVolumePage;
-        private final SwitchMaterial mReadingFullscreen;
-        private final SwitchMaterial mCustomScreenLightness;
+        private final MaterialSwitch mKeepScreenOn;
+        private final MaterialSwitch mShowClock;
+        private final MaterialSwitch mShowProgress;
+        private final MaterialSwitch mShowBattery;
+        private final MaterialSwitch mShowPageInterval;
+        private final MaterialSwitch mVolumePage;
+        private final MaterialSwitch mReverseVolumePage;
+        private final MaterialSwitch mReadingFullscreen;
+        private final MaterialSwitch mCustomScreenLightness;
         private final SeekBar mScreenLightness;
 
         @SuppressLint("InflateParams")

app/src/main/java/com/hippo/ehviewer/ui/MainActivity.java

@@ -28,7 +28,6 @@ import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.PersistableBundle;
-import android.text.TextUtils;
 import android.view.Gravity;
 import android.view.MenuItem;
 import android.view.View;
@@ -143,7 +142,7 @@ public final class MainActivity extends StageActivity
     @NonNull
     @Override
     protected Announcer getLaunchAnnouncer() {
-        if (!TextUtils.isEmpty(Settings.getSecurity())) {
+        if (Settings.getSecurity() && SecurityScene.Companion.isAuthenticationSupported(this)) {
             return new Announcer(SecurityScene.class);
         } else if (Settings.getShowWarning()) {
             return new Announcer(WarningScene.class);
@@ -161,7 +160,7 @@ public final class MainActivity extends StageActivity
     // Sometimes scene can't show directly
     private Announcer processAnnouncer(Announcer announcer) {
         if (0 == getSceneCount()) {
-            if (!TextUtils.isEmpty(Settings.getSecurity())) {
+            if (Settings.getSecurity() && SecurityScene.Companion.isAuthenticationSupported(this)) {
                 Bundle newArgs = new Bundle();
                 newArgs.putString(SecurityScene.KEY_TARGET_SCENE, announcer.getClazz().getName());
                 newArgs.putBundle(SecurityScene.KEY_TARGET_ARGS, announcer.getArgs());

app/src/main/java/com/hippo/ehviewer/ui/fragment/BasePreferenceFragment.java

@@ -12,7 +12,6 @@ import androidx.recyclerview.widget.RecyclerView;
 import com.hippo.ehviewer.ui.SettingsActivity;
 import com.takisoft.preferencex.PreferenceFragmentCompat;
 
-import rikka.recyclerview.RecyclerViewKt;
 
 public class BasePreferenceFragment extends PreferenceFragmentCompat
         implements Preference.OnPreferenceClickListener, Preference.OnPreferenceChangeListener {
@@ -53,11 +52,4 @@ public class BasePreferenceFragment extends PreferenceFragmentCompat
     public void showTip(CharSequence message, int length) {
         ((SettingsActivity) requireActivity()).showTip(message, length);
     }
-
-    @Override
-    public RecyclerView onCreateRecyclerView(LayoutInflater inflater, ViewGroup parent, Bundle savedInstanceState) {
-        RecyclerView recyclerView = super.onCreateRecyclerView(inflater, parent, savedInstanceState);
-        RecyclerViewKt.fixEdgeEffect(recyclerView, false, true);
-        return recyclerView;
-    }
 }

app/src/main/java/com/hippo/ehviewer/ui/fragment/PrivacyFragment.java

@@ -1,37 +0,0 @@
-package com.hippo.ehviewer.ui.fragment;
-
-import android.os.Bundle;
-import android.text.TextUtils;
-
-import androidx.annotation.Nullable;
-import androidx.preference.Preference;
-
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.Settings;
-
-/**
- * Created by Mo10 on 2018/2/10.
- */
-
-public class PrivacyFragment extends BasePreferenceFragment {
-    private static final String KEY_PATTERN_PROTECTION = "pattern_protection";
-
-    @Override
-    public void onCreatePreferencesFix(@Nullable Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.privacy_settings);
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        Preference patternProtection = findPreference(KEY_PATTERN_PROTECTION);
-        patternProtection.setSummary(TextUtils.isEmpty(Settings.getSecurity()) ?
-                R.string.settings_privacy_pattern_protection_not_set :
-                R.string.settings_privacy_pattern_protection_set);
-    }
-
-    @Override
-    public int getFragmentTitle() {
-        return R.string.settings_privacy;
-    }
-}

app/src/main/java/com/hippo/ehviewer/ui/fragment/PrivacyFragment.kt

@@ -0,0 +1,29 @@
+package com.hippo.ehviewer.ui.fragment
+
+import android.os.Bundle
+import androidx.preference.SwitchPreferenceCompat
+import com.hippo.ehviewer.R
+import com.hippo.ehviewer.Settings
+import com.hippo.ehviewer.ui.scene.SecurityScene.Companion.isAuthenticationSupported
+
+/**
+ * Created by Mo10 on 2018/2/10.
+ */
+class PrivacyFragment : BasePreferenceFragment() {
+    override fun onCreatePreferencesFix(savedInstanceState: Bundle?, rootKey: String?) {
+        addPreferencesFromResource(R.xml.privacy_settings)
+    }
+
+    override fun onStart() {
+        super.onStart()
+        if (!isAuthenticationSupported(requireContext())) {
+            Settings.putSecurity(false)
+            findPreference<SwitchPreferenceCompat>("require_unlock")?.isEnabled = false
+            findPreference<SwitchPreferenceCompat>("require_unlock")?.isChecked = false
+        }
+    }
+
+    override fun getFragmentTitle(): Int {
+        return R.string.settings_privacy
+    }
+}

app/src/main/java/com/hippo/ehviewer/ui/fragment/SetSecurityFragment.java

@@ -1,87 +0,0 @@
-package com.hippo.ehviewer.ui.fragment;
-
-import android.os.Bundle;
-import android.text.TextUtils;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.CheckBox;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.biometric.BiometricManager;
-
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.Settings;
-import com.hippo.widget.lockpattern.LockPatternUtils;
-import com.hippo.widget.lockpattern.LockPatternView;
-import com.hippo.yorozuya.ViewUtils;
-
-public class SetSecurityFragment extends BaseFragment implements View.OnClickListener {
-
-    @Nullable
-    private LockPatternView mPatternView;
-    @Nullable
-    private View mCancel;
-    @Nullable
-    private View mSet;
-    @Nullable
-    private CheckBox mFingerprint;
-
-    @Nullable
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.activity_set_security, container, false);
-
-        mPatternView = (LockPatternView) ViewUtils.$$(view, R.id.pattern_view);
-        mCancel = ViewUtils.$$(view, R.id.cancel);
-        mSet = ViewUtils.$$(view, R.id.set);
-        mFingerprint = (CheckBox) ViewUtils.$$(view, R.id.fingerprint_checkbox);
-
-        String pattern = Settings.getSecurity();
-        if (!TextUtils.isEmpty(pattern)) {
-            mPatternView.setPattern(LockPatternView.DisplayMode.Correct,
-                    LockPatternUtils.stringToPattern(pattern));
-        }
-
-        if (BiometricManager.from(requireContext()).canAuthenticate(BiometricManager.Authenticators.BIOMETRIC_WEAK) == BiometricManager.BIOMETRIC_SUCCESS) {
-            mFingerprint.setVisibility(View.VISIBLE);
-            mFingerprint.setChecked(Settings.getEnableFingerprint());
-        }
-
-        mCancel.setOnClickListener(this);
-        mSet.setOnClickListener(this);
-        return view;
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-        mPatternView = null;
-    }
-
-    @Override
-    public void onClick(View v) {
-        if (v == mCancel) {
-            requireActivity().onBackPressed();
-        } else if (v == mSet) {
-            if (null != mPatternView && null != mFingerprint) {
-                String security;
-                if (mPatternView.getCellSize() <= 1) {
-                    security = "";
-                } else {
-                    security = mPatternView.getPatternString();
-                }
-                Settings.putSecurity(security);
-                Settings.putEnableFingerprint(mFingerprint.getVisibility() == View.VISIBLE &&
-                        mFingerprint.isChecked() && !security.isEmpty());
-            }
-            requireActivity().onBackPressed();
-        }
-    }
-
-    @Override
-    public int getFragmentTitle() {
-        return R.string.set_pattern_protection;
-    }
-}

app/src/main/java/com/hippo/ehviewer/ui/scene/DownloadsScene.java

@@ -114,7 +114,6 @@ import java.util.LinkedList;
 import java.util.List;
 
 import rikka.core.res.ResourcesKt;
-import rikka.recyclerview.RecyclerViewKt;
 
 @SuppressLint("RtlHardcoded")
 public class DownloadsScene extends ToolbarScene
@@ -378,8 +377,6 @@ public class DownloadsScene extends ToolbarScene
             mRecyclerView.scrollToPosition(mInitPosition);
             mInitPosition = -1;
         }
-        RecyclerViewKt.addEdgeSpacing(mRecyclerView, 4, 4, 4, 4, TypedValue.COMPLEX_UNIT_DIP);
-        RecyclerViewKt.fixEdgeEffect(mRecyclerView, false, true);
 
         mFastScroller.attachToRecyclerView(mRecyclerView);
         HandlerDrawable handlerDrawable = new HandlerDrawable();
@@ -468,7 +465,6 @@ public class DownloadsScene extends ToolbarScene
                 TapTarget.forBounds(bounds,
                                 getString(R.string.guide_download_labels_title),
                                 getString(R.string.guide_download_labels_text))
-                        .outerCircleColor(R.color.colorPrimary)
                         .transparentTarget(true),
                 new TapTargetView.Listener() {
                     @Override

app/src/main/java/com/hippo/ehviewer/ui/scene/FavoritesScene.java

@@ -68,6 +68,7 @@ import com.hippo.ehviewer.client.data.FavListUrlBuilder;
 import com.hippo.ehviewer.client.data.GalleryInfo;
 import com.hippo.ehviewer.client.parser.FavoritesParser;
 import com.hippo.ehviewer.ui.CommonOperations;
+import com.hippo.ehviewer.ui.EhActivity;
 import com.hippo.ehviewer.ui.MainActivity;
 import com.hippo.ehviewer.ui.annotation.DrawerLifeCircle;
 import com.hippo.ehviewer.ui.annotation.ViewLifeCircle;
@@ -290,7 +291,13 @@ public class FavoritesScene extends BaseScene implements
         updateSearchBar();
         mSearchBarMover = new SearchBarMover(this, mSearchBar, mRecyclerView);
 
-        mActionFabDrawable = new AddDeleteDrawable(context, resources.getColor(R.color.primary_drawable_dark));
+        int colorID;
+        if (EhActivity.isNightMode(context.getResources().getConfiguration())) {
+            colorID = resources.getColor(android.R.color.white, getTheme());
+        } else {
+            colorID = resources.getColor(android.R.color.black, getTheme());
+        }
+        mActionFabDrawable = new AddDeleteDrawable(context, colorID);
         mFabLayout.getPrimaryFab().setImageDrawable(mActionFabDrawable);
         mFabLayout.setExpanded(false, false);
         mFabLayout.setAutoCancel(true);
@@ -334,7 +341,6 @@ public class FavoritesScene extends BaseScene implements
                 TapTarget.forBounds(bounds,
                                 getString(R.string.guide_collections_title),
                                 getString(R.string.guide_collections_text))
-                        .outerCircleColor(R.color.colorPrimary)
                         .transparentTarget(true),
                 new TapTargetView.Listener() {
                     @Override

app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryCommentsScene.java

@@ -94,7 +94,6 @@ import java.util.ArrayList;
 import java.util.List;
 
 import rikka.core.res.ResourcesKt;
-import rikka.recyclerview.RecyclerViewKt;
 
 public final class GalleryCommentsScene extends ToolbarScene
         implements View.OnClickListener, SwipeRefreshLayout.OnRefreshListener {
@@ -176,7 +175,6 @@ public final class GalleryCommentsScene extends ToolbarScene
                                         @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.scene_gallery_comments, container, false);
         mRecyclerView = (EasyRecyclerView) ViewUtils.$$(view, R.id.recycler_view);
-        RecyclerViewKt.fixEdgeEffect(mRecyclerView, false, true);
         TextView tip = (TextView) ViewUtils.$$(view, R.id.tip);
         mEditPanel = ViewUtils.$$(view, R.id.edit_panel);
         mSendImage = (ImageView) ViewUtils.$$(mEditPanel, R.id.send);
@@ -223,7 +221,6 @@ public final class GalleryCommentsScene extends ToolbarScene
         if (itemAnimator instanceof DefaultItemAnimator) {
             ((DefaultItemAnimator) itemAnimator).setSupportsChangeAnimations(false);
         }
-        RecyclerViewKt.addEdgeSpacing(mRecyclerView, 0, 0, 0, 80, TypedValue.COMPLEX_UNIT_DIP);
 
         mSendImage.setOnClickListener(this);
         mFab.setOnClickListener(this);

app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryInfoScene.java

@@ -44,7 +44,6 @@ import com.hippo.yorozuya.ViewUtils;
 import java.util.ArrayList;
 
 import rikka.core.res.ResourcesKt;
-import rikka.recyclerview.RecyclerViewKt;
 
 public final class GalleryInfoScene extends ToolbarScene {
 
@@ -174,7 +173,6 @@ public final class GalleryInfoScene extends ToolbarScene {
         mRecyclerView.addItemDecoration(decoration);
         mRecyclerView.setClipToPadding(false);
         mRecyclerView.setHasFixedSize(true);
-        RecyclerViewKt.fixEdgeEffect(mRecyclerView, false, true);
         return view;
     }
 

app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryListScene.java

@@ -96,6 +96,7 @@ import com.hippo.ehviewer.dao.DownloadLabel;
 import com.hippo.ehviewer.dao.QuickSearch;
 import com.hippo.ehviewer.download.DownloadManager;
 import com.hippo.ehviewer.ui.CommonOperations;
+import com.hippo.ehviewer.ui.EhActivity;
 import com.hippo.ehviewer.ui.GalleryActivity;
 import com.hippo.ehviewer.ui.MainActivity;
 import com.hippo.ehviewer.ui.dialog.SelectItemWithIconAdapter;
@@ -613,7 +614,13 @@ public final class GalleryListScene extends BaseScene
         mFabLayout.setOnExpandListener(this);
         addAboveSnackView(mFabLayout);
 
-        mActionFabDrawable = new AddDeleteDrawable(context, resources.getColor(R.color.primary_drawable_dark));
+        int colorID;
+        if (EhActivity.isNightMode(context.getResources().getConfiguration())) {
+            colorID = resources.getColor(android.R.color.white, getTheme());
+        } else {
+            colorID = resources.getColor(android.R.color.black, getTheme());
+        }
+        mActionFabDrawable = new AddDeleteDrawable(context, colorID);
         mFabLayout.getPrimaryFab().setImageDrawable(mActionFabDrawable);
 
         mSearchFab.setOnClickListener(this);
@@ -657,7 +664,6 @@ public final class GalleryListScene extends BaseScene
                 TapTarget.forBounds(bounds,
                                 getString(R.string.guide_quick_search_title),
                                 getString(R.string.guide_quick_search_text))
-                        .outerCircleColor(R.color.colorPrimary)
                         .transparentTarget(true),
                 new TapTargetView.Listener() {
                     @Override

app/src/main/java/com/hippo/ehviewer/ui/scene/HistoryScene.java

@@ -86,8 +86,6 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
-import rikka.recyclerview.RecyclerViewKt;
-
 public class HistoryScene extends ToolbarScene {
 
     /*---------------
@@ -232,8 +230,6 @@ public class HistoryScene extends ToolbarScene {
         mRecyclerView.addItemDecoration(decoration);
         guardManager.attachRecyclerView(mRecyclerView);
         swipeManager.attachRecyclerView(mRecyclerView);
-        RecyclerViewKt.fixEdgeEffect(mRecyclerView, false, true);
-        RecyclerViewKt.addEdgeSpacing(mRecyclerView, 4, 4, 4, 4, TypedValue.COMPLEX_UNIT_DIP);
 
         mFastScroller.attachToRecyclerView(mRecyclerView);
         HandlerDrawable handlerDrawable = new HandlerDrawable();

app/src/main/java/com/hippo/ehviewer/ui/scene/SecurityScene.java

@@ -1,193 +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.hardware.Sensor;
-import android.hardware.SensorManager;
-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 androidx.biometric.BiometricManager;
-import androidx.biometric.BiometricPrompt;
-
-import com.hippo.ehviewer.R;
-import com.hippo.ehviewer.Settings;
-import com.hippo.ehviewer.ui.MainActivity;
-import com.hippo.widget.lockpattern.LockPatternUtils;
-import com.hippo.widget.lockpattern.LockPatternView;
-import com.hippo.yorozuya.ObjectUtils;
-import com.hippo.yorozuya.ViewUtils;
-
-import java.util.List;
-import java.util.concurrent.Executors;
-
-public class SecurityScene extends SolidScene implements
-        LockPatternView.OnPatternListener {
-
-    private static final int MAX_RETRY_TIMES = 5;
-    private static final String KEY_RETRY_TIMES = "retry_times";
-
-    @Nullable
-    private LockPatternView mPatternView;
-
-    private SensorManager mSensorManager;
-    private Sensor mAccelerometer;
-    private BiometricPrompt.PromptInfo promptInfo;
-    private BiometricPrompt biometricPrompt;
-    private boolean canAuthenticate = false;
-
-    private int mRetryTimes;
-
-    @Override
-    public boolean needShowLeftDrawer() {
-        return false;
-    }
-
-    @Override
-    public void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        Context context = requireContext();
-        mSensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
-        if (null != mSensorManager) {
-            mAccelerometer = mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
-        }
-
-        if (null == savedInstanceState) {
-            mRetryTimes = MAX_RETRY_TIMES;
-        } else {
-            mRetryTimes = savedInstanceState.getInt(KEY_RETRY_TIMES);
-        }
-
-        canAuthenticate = Settings.getEnableFingerprint() &&
-                BiometricManager.from(requireContext()).canAuthenticate(BiometricManager.Authenticators.BIOMETRIC_WEAK) == BiometricManager.BIOMETRIC_SUCCESS;
-        biometricPrompt = new BiometricPrompt(this, Executors.newSingleThreadExecutor(), new BiometricPrompt.AuthenticationCallback() {
-            @Override
-            public void onAuthenticationError(int errorCode, @NonNull CharSequence errString) {
-                super.onAuthenticationError(errorCode, errString);
-            }
-
-            @Override
-            public void onAuthenticationSucceeded(@NonNull BiometricPrompt.AuthenticationResult result) {
-                startSceneForCheckStep(CHECK_STEP_SECURITY, getArguments());
-                finish();
-            }
-
-            @Override
-            public void onAuthenticationFailed() {
-                super.onAuthenticationFailed();
-            }
-        });
-        promptInfo = new BiometricPrompt.PromptInfo.Builder()
-                .setTitle(getString(R.string.app_name))
-                .setNegativeButtonText(getString(android.R.string.cancel))
-                .setConfirmationRequired(false)
-                .build();
-    }
-
-    @Override
-    public void onDestroy() {
-        super.onDestroy();
-
-        mSensorManager = null;
-        mAccelerometer = null;
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-
-        if (canAuthenticate) {
-            startBiometricPrompt();
-        }
-    }
-
-    private void startBiometricPrompt() {
-        biometricPrompt.authenticate(promptInfo);
-    }
-
-    @Override
-    public void onPause() {
-        super.onPause();
-    }
-
-    @Override
-    public void onSaveInstanceState(@NonNull Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putInt(KEY_RETRY_TIMES, mRetryTimes);
-    }
-
-    @Nullable
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater,
-                             @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.scene_security, container, false);
-        if (canAuthenticate) {
-            view.setOnClickListener(v -> startBiometricPrompt());
-        }
-
-        mPatternView = (LockPatternView) ViewUtils.$$(view, R.id.pattern_view);
-        mPatternView.setOnPatternListener(this);
-        return view;
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        mPatternView = null;
-    }
-
-    @Override
-    public void onPatternStart() {
-    }
-
-    @Override
-    public void onPatternCleared() {
-    }
-
-    @Override
-    public void onPatternCellAdded(List<LockPatternView.Cell> pattern) {
-    }
-
-    @Override
-    public void onPatternDetected(List<LockPatternView.Cell> pattern) {
-        MainActivity activity = getMainActivity();
-        if (null == activity || null == mPatternView) {
-            return;
-        }
-
-        String enteredPatter = LockPatternUtils.patternToString(pattern);
-        String targetPatter = Settings.getSecurity();
-
-        if (ObjectUtils.equal(enteredPatter, targetPatter)) {
-            startSceneForCheckStep(CHECK_STEP_SECURITY, getArguments());
-            finish();
-        } else {
-            mPatternView.setDisplayMode(LockPatternView.DisplayMode.Wrong);
-            mRetryTimes--;
-            if (mRetryTimes <= 0) {
-                finish();
-            }
-        }
-    }
-}

app/src/main/java/com/hippo/ehviewer/ui/scene/SecurityScene.kt

@@ -0,0 +1,73 @@
+/*
+ * Copyright 2022 tarsin norbin
+ *
+ * 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 androidx.biometric.BiometricManager
+import androidx.biometric.BiometricManager.Authenticators.DEVICE_CREDENTIAL
+import androidx.biometric.BiometricPrompt
+import androidx.biometric.auth.AuthPromptCallback
+import androidx.biometric.auth.startClass2BiometricOrCredentialAuthentication
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.FragmentActivity
+import com.hippo.ehviewer.R
+
+class SecurityScene : SolidScene() {
+    override fun needShowLeftDrawer(): Boolean {
+        return false
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        if (isAuthenticationSupported(requireContext()))
+            startAuthentication(getString(R.string.settings_privacy_require_unlock))
+        else
+            startSceneForCheckStep(CHECK_STEP_SECURITY, arguments)
+    }
+
+    private fun startAuthentication(
+        title: String,
+        subtitle: String? = null,
+        confirmationRequired: Boolean = true,
+    ) {
+        startClass2BiometricOrCredentialAuthentication(
+            title = title,
+            subtitle = subtitle,
+            confirmationRequired = confirmationRequired,
+            executor = ContextCompat.getMainExecutor(requireContext()),
+            callback = AuthenticationCallback()
+        )
+    }
+
+    inner class AuthenticationCallback : AuthPromptCallback() {
+        override fun onAuthenticationSucceeded(
+            activity: FragmentActivity?,
+            result: BiometricPrompt.AuthenticationResult
+        ) {
+            super.onAuthenticationSucceeded(activity, result)
+            startSceneForCheckStep(CHECK_STEP_SECURITY, arguments)
+        }
+    }
+
+    companion object {
+        fun isAuthenticationSupported(context: Context): Boolean {
+            val authenticators = BiometricManager.Authenticators.BIOMETRIC_WEAK or DEVICE_CREDENTIAL
+            return BiometricManager.from(context)
+                .canAuthenticate(authenticators) == BiometricManager.BIOMETRIC_SUCCESS
+        }
+    }
+}

app/src/main/java/com/hippo/ehviewer/widget/SearchLayout.kt

@@ -32,7 +32,6 @@ import androidx.recyclerview.widget.LinearLayoutManager
 import com.google.android.material.chip.Chip
 import com.google.android.material.chip.ChipGroup
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.android.material.switchmaterial.SwitchMaterial
 import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayout.OnTabSelectedListener
 import com.hippo.easyrecyclerview.EasyRecyclerView
@@ -59,7 +58,7 @@ class SearchLayout @JvmOverloads constructor(
     private var mNormalView: View
     private var mNormalSearchMode: RadioGridGroup
     private var mNormalSearchModeHelp: ImageView
-    private var mEnableAdvanceSwitch: SwitchMaterial
+    private var mEnableAdvanceSwitch: CheckBox
     private var mAdvanceView: View
     private var mTableAdvanceSearch: AdvanceSearchTable
     private var mImageView: ImageSearchLayout
@@ -99,6 +98,11 @@ class SearchLayout @JvmOverloads constructor(
             mChip.setText(mPair.second)
             mChip.idt = mPair.first
             mChip.isChecked = NumberUtils.int2boolean(mPair.first and mCategoryStored)
+            mChip.setOnLongClickListener {
+                mCategoryGroup.clearCheck()
+                mChip.isChecked = true
+                true
+            }
             mCategoryGroup.addView(mChip)
         }
         mCategoryGroup.setOnCheckedStateChangeListener { _, checkedIds ->
@@ -113,8 +117,6 @@ class SearchLayout @JvmOverloads constructor(
         mEnableAdvanceSwitch = mNormalView.findViewById(R.id.search_enable_advance)
         mNormalSearchModeHelp.setOnClickListener(this)
         mEnableAdvanceSwitch.setOnCheckedChangeListener(this)
-        mEnableAdvanceSwitch.switchPadding =
-            resources.getDimensionPixelSize(R.dimen.switch_padding)
         // Create advance view
         mAdvanceView = mInflater.inflate(R.layout.search_advance, null)
         mTableAdvanceSearch = mAdvanceView.findViewById(R.id.search_advance_search_table)

app/src/main/java/com/hippo/widget/BatteryView.java

@@ -43,9 +43,14 @@ public class BatteryView extends AppCompatTextView {
     private BatteryDrawable mDrawable;
     private boolean mAttached = false;
     private boolean mIsChargerWorking = false;
+
     public BatteryView(Context context) {
         super(context);
         init();
+    }
+
+    public BatteryView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
     }    private final Runnable mCharger = new Runnable() {
 
         private int level = 0;
@@ -61,10 +66,6 @@ public class BatteryView extends AppCompatTextView {
         }
     };
 
-    public BatteryView(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
-    }
-
     public BatteryView(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
 
@@ -101,6 +102,24 @@ public class BatteryView extends AppCompatTextView {
             getHandler().post(mCharger);
             mIsChargerWorking = true;
         }
+    }
+
+    private void stopCharger() {
+        if (mIsChargerWorking) {
+            getHandler().removeCallbacks(mCharger);
+            mIsChargerWorking = false;
+        }
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+
+        if (!mAttached) {
+            mAttached = true;
+
+            registerReceiver();
+        }
     }    private final BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
 
         @Override
@@ -132,24 +151,6 @@ public class BatteryView extends AppCompatTextView {
         }
     };
 
-    private void stopCharger() {
-        if (mIsChargerWorking) {
-            getHandler().removeCallbacks(mCharger);
-            mIsChargerWorking = false;
-        }
-    }
-
-    @Override
-    protected void onAttachedToWindow() {
-        super.onAttachedToWindow();
-
-        if (!mAttached) {
-            mAttached = true;
-
-            registerReceiver();
-        }
-    }
-
     @Override
     protected void onDetachedFromWindow() {
         super.onDetachedFromWindow();

app/src/main/java/com/hippo/widget/ContentLayout.java

@@ -56,8 +56,6 @@ import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
 
-import rikka.recyclerview.RecyclerViewKt;
-
 public class ContentLayout extends FrameLayout {
 
     private CircularProgressIndicator mProgressView;
@@ -124,9 +122,6 @@ public class ContentLayout extends FrameLayout {
                 resources.getColor(R.color.loading_indicator_orange));
         mBottomProgress.setIndeterminateAnimationType(LinearProgressIndicator.INDETERMINATE_ANIMATION_TYPE_CONTIGUOUS);
 
-        RecyclerViewKt.addEdgeSpacing(mRecyclerView, 4, 4, 4, 4, TypedValue.COMPLEX_UNIT_DIP);
-        RecyclerViewKt.fixEdgeEffect(mRecyclerView, false, true);
-
         mRecyclerViewOriginBottom = mRecyclerView.getPaddingBottom();
         mFastScrollerOriginBottom = mFastScroller.getPaddingBottom();
     }

app/src/main/java/com/hippo/widget/MaxSizeContainer.java

@@ -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.widget;
-
-import android.content.Context;
-import android.content.res.TypedArray;
-import android.util.AttributeSet;
-import android.view.View;
-import android.view.ViewGroup;
-
-import com.hippo.ehviewer.R;
-import com.hippo.yorozuya.AssertUtils;
-
-public class MaxSizeContainer extends ViewGroup {
-
-    private int mMaxWidth;
-    private int mMaxHeight;
-
-    public MaxSizeContainer(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        init(context, attrs);
-    }
-
-    public MaxSizeContainer(Context context, AttributeSet attrs, int defStyleAttr) {
-        super(context, attrs, defStyleAttr);
-        init(context, attrs);
-    }
-
-    private void init(Context context, AttributeSet attrs) {
-        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.MaxSizeContainer);
-        mMaxWidth = a.getDimensionPixelOffset(R.styleable.MaxSizeContainer_maxWidth, -1);
-        mMaxHeight = a.getDimensionPixelOffset(R.styleable.MaxSizeContainer_maxHeight, -1);
-        a.recycle();
-    }
-
-    private int getMeasureSpec(int measureSpec, int max) {
-        if (max < 0) {
-            return measureSpec;
-        }
-
-        int size = MeasureSpec.getSize(measureSpec);
-        int mode = MeasureSpec.getMode(measureSpec);
-
-        switch (mode) {
-            case MeasureSpec.AT_MOST:
-                size = Math.min(size, max);
-                break;
-            case MeasureSpec.UNSPECIFIED:
-                size = max;
-                mode = MeasureSpec.AT_MOST;
-                break;
-        }
-        return MeasureSpec.makeMeasureSpec(size, mode);
-    }
-
-    @Override
-    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
-        AssertUtils.assertEquals("getChildCount() must be 1", 1, getChildCount());
-
-        View child = getChildAt(0);
-        if (child.getVisibility() != GONE) {
-            child.measure(getMeasureSpec(widthMeasureSpec, mMaxWidth),
-                    getMeasureSpec(heightMeasureSpec, mMaxHeight));
-            setMeasuredDimension(child.getMeasuredWidth(), child.getMeasuredHeight());
-        } else {
-            setMeasuredDimension(0, 0);
-        }
-    }
-
-    @Override
-    protected void onLayout(boolean changed, int l, int t, int r, int b) {
-        AssertUtils.assertEquals("getChildCount() must be 1", 1, getChildCount());
-
-        View child = getChildAt(0);
-        if (child.getVisibility() != GONE) {
-            child.layout(0, 0, r - l, b - t);
-        }
-    }
-}

app/src/main/java/com/hippo/widget/TextClock.java

@@ -66,8 +66,13 @@ public class TextClock extends AppCompatTextView {
             onTimeChanged();
         }
     };
+
     public TextClock(Context context) {
         this(context, null);
+    }
+
+    public TextClock(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
     }    private final Runnable mTicker = new Runnable() {
         @Override
         public void run() {
@@ -80,10 +85,6 @@ public class TextClock extends AppCompatTextView {
         }
     };
 
-    public TextClock(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
-    }
-
     public TextClock(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
 
@@ -98,6 +99,18 @@ public class TextClock extends AppCompatTextView {
         createTime(mTimeZone);
         // Wait until onAttachedToWindow() to handle the ticker
         chooseFormat(false);
+    }
+
+    private void createTime(String timeZone) {
+        if (timeZone != null) {
+            mTime = Calendar.getInstance(TimeZone.getTimeZone(timeZone));
+        } else {
+            mTime = Calendar.getInstance();
+        }
+    }
+
+    public CharSequence getFormat12Hour() {
+        return mFormat12;
     }    private final ContentObserver mFormatChangeObserver = new ContentObserver(new Handler()) {
         @Override
         public void onChange(boolean selfChange) {
@@ -112,18 +125,6 @@ public class TextClock extends AppCompatTextView {
         }
     };
 
-    private void createTime(String timeZone) {
-        if (timeZone != null) {
-            mTime = Calendar.getInstance(TimeZone.getTimeZone(timeZone));
-        } else {
-            mTime = Calendar.getInstance();
-        }
-    }
-
-    public CharSequence getFormat12Hour() {
-        return mFormat12;
-    }
-
     public void setFormat12Hour(CharSequence format) {
         mFormat12 = format;
 

app/src/main/java/com/hippo/widget/lockpattern/LockPatternUtils.java

@@ -1,63 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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.widget.lockpattern;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Utilities for the lock pattern and its settings.
- */
-public class LockPatternUtils {
-
-    /**
-     * Deserialize a pattern.
-     *
-     * @param string The pattern serialized with {@link #patternToString}
-     * @return The pattern.
-     */
-    public static List<LockPatternView.Cell> stringToPattern(String string) {
-        List<LockPatternView.Cell> result = new ArrayList<>();
-
-        final byte[] bytes = string.getBytes();
-        for (byte b : bytes) {
-            result.add(LockPatternView.Cell.of(b / 3, b % 3));
-        }
-        return result;
-    }
-
-    /**
-     * Serialize a pattern.
-     *
-     * @param pattern The pattern.
-     * @return The pattern in string form.
-     */
-    public static String patternToString(List<LockPatternView.Cell> pattern) {
-        if (pattern == null) {
-            return "";
-        }
-        final int patternSize = pattern.size();
-
-        byte[] res = new byte[patternSize];
-        for (int i = 0; i < patternSize; i++) {
-            LockPatternView.Cell cell = pattern.get(i);
-            res[i] = (byte) (cell.getRow() * 3 + cell.getColumn());
-        }
-        return new String(res);
-    }
-
-}

app/src/main/java/com/hippo/yorozuya/AnimationUtils.java

@@ -0,0 +1,32 @@
+/*
+ * 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.yorozuya;
+
+import android.view.animation.Interpolator;
+
+import androidx.interpolator.view.animation.FastOutLinearInInterpolator;
+import androidx.interpolator.view.animation.FastOutSlowInInterpolator;
+import androidx.interpolator.view.animation.LinearOutSlowInInterpolator;
+
+public final class AnimationUtils {
+    private AnimationUtils() {
+    }
+
+    public static final Interpolator FAST_SLOW_INTERPOLATOR = new LinearOutSlowInInterpolator();
+    public static final Interpolator SLOW_FAST_INTERPOLATOR = new FastOutLinearInInterpolator();
+    public static final Interpolator SLOW_FAST_SLOW_INTERPOLATOR = new FastOutSlowInInterpolator();
+}

app/src/main/java/com/hippo/yorozuya/AssertError.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2015 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.yorozuya;
+
+public class AssertError extends Error {
+
+    public AssertError(String detailMessage) {
+        super(detailMessage);
+    }
+}

app/src/main/java/com/hippo/yorozuya/AssertException.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2015 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.yorozuya;
+
+public class AssertException extends Exception {
+
+    public AssertException(String detailMessage) {
+        super(detailMessage);
+    }
+}

app/src/main/java/com/hippo/yorozuya/AssertUtils.java

@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2015 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.yorozuya;
+
+public final class AssertUtils {
+    private AssertUtils() {}
+
+    public static void assertTrue(boolean cond) {
+        assertTrue("Condition has to be true.", cond);
+    }
+
+    public static void assertTrueEx(boolean cond) throws AssertException {
+        assertTrueEx("Condition has to be true.", cond);
+    }
+
+    public static void assertTrue(String message, boolean cond) {
+        if (!cond) {
+            throw new AssertError(message);
+        }
+    }
+
+    public static void assertTrueEx(String message, boolean cond) throws AssertException {
+        if (!cond) {
+            throw new AssertException(message);
+        }
+    }
+
+    public static void assertNull(Object object) {
+        assertNull("Should be null", object);
+    }
+
+    public static void assertNullEx(Object object) throws AssertException {
+        assertNullEx("Should be null", object);
+    }
+
+    public static void assertNull(String message, Object object) {
+        if (object != null) {
+            throw new AssertError(message);
+        }
+    }
+
+    public static void assertNullEx(String message, Object object) throws AssertException {
+        if (object != null) {
+            throw new AssertException(message);
+        }
+    }
+
+    public static void assertNotNull(Object object) {
+        assertNotNull("Should not be null", object);
+    }
+
+    public static void assertNotNullEx(Object object) throws AssertException {
+        assertNotNullEx("Should not be null", object);
+    }
+
+    public static void assertNotNull(String message, Object object) {
+        if (object == null) {
+            throw new AssertError(message);
+        }
+    }
+
+    public static void assertNotNullEx(String message, Object object) throws AssertException {
+        if (object == null) {
+            throw new AssertException(message);
+        }
+    }
+
+    public static void assertEquals(int expected, int actual) {
+        assertEquals("Should be " + expected + ", but it is " + actual, expected, actual);
+    }
+
+    public static void assertEqualsEx(int expected, int actual) throws AssertException {
+        assertEqualsEx("Should be " + expected + ", but it is " + actual, expected, actual);
+    }
+
+    public static void assertEquals(String message, int expected, int actual) {
+        if (expected != actual) {
+            throw new AssertError(message);
+        }
+    }
+
+    public static void assertEqualsEx(String message, int expected, int actual) throws AssertException {
+        if (expected != actual) {
+            throw new AssertException(message);
+        }
+    }
+
+    public static void assertInstanceOf(Object obj, Class clazz) {
+        assertInstanceOf("The object should be instance of " + clazz.getName(), obj, clazz);
+    }
+
+    public static void assertInstanceOfEx(Object obj, Class clazz) throws AssertException {
+        assertInstanceOfEx("The object should be instance of " + clazz.getName(), obj, clazz);
+    }
+
+    public static void assertInstanceOf(String message, Object obj, Class clazz) {
+        if (!clazz.isInstance(obj)) {
+            throw new AssertError(message);
+        }
+    }
+
+    public static void assertInstanceOfEx(String message, Object obj, Class clazz) throws AssertException {
+        if (!clazz.isInstance(obj)) {
+            throw new AssertException(message);
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/ColorUtils.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+public final class ColorUtils {
+    private ColorUtils() {}
+
+    /**
+     * Check is it the color opaque
+     *
+     * @param color the color
+     * @return true if it is opaque
+     */
+    public static boolean isOpaque(int color) {
+        return color >>> 24 == 0xFF;
+    }
+}

app/src/main/java/com/hippo/yorozuya/ConcurrentPool.java

@@ -0,0 +1,50 @@
+/*
+ * 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.yorozuya;
+
+public class ConcurrentPool<T> {
+
+    private final T[] mArray;
+    private final int mMaxSize;
+    private int mSize;
+
+    @SuppressWarnings("unchecked")
+    public ConcurrentPool(int size) {
+        if (size <= 0) {
+            throw new IllegalStateException("Pool size must > 0, it is " + size);
+        }
+        mArray = (T[]) new Object[size];
+        mMaxSize = size;
+        mSize = 0;
+    }
+
+    public synchronized void push(T t) {
+        if (t != null && mSize < mMaxSize) {
+            mArray[mSize++] = t;
+        }
+    }
+
+    public synchronized T pop() {
+        if (mSize > 0) {
+            T t = mArray[--mSize];
+            mArray[mSize] = null;
+            return t;
+        } else {
+            return null;
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/FileUtils.java

@@ -0,0 +1,326 @@
+/*
+ * Copyright (C) 2015 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.yorozuya;
+
+import android.text.TextUtils;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.Locale;
+
+public final class FileUtils {
+    private FileUtils() {}
+
+    public static boolean ensureFile(File file) {
+        return file != null && (!file.exists() || file.isFile());
+    }
+
+    public static boolean ensureDirectory(File file) {
+        if (file != null) {
+            if (file.exists()) {
+                return file.isDirectory();
+            } else {
+                return file.mkdirs();
+            }
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Convert byte to human readable string.<br/>
+     * http://stackoverflow.com/questions/3758606/
+     *
+     * @param bytes the bytes to convert
+     * @param si si units
+     * @return the human readable string
+     */
+    public static String humanReadableByteCount(long bytes, boolean si) {
+        int unit = si ? 1000 : 1024;
+        if (bytes < unit) return bytes + " B";
+        int exp = (int) (Math.log(bytes) / Math.log(unit));
+        String pre = (si ? "kMGTPE" : "KMGTPE").charAt(exp-1) + (si ? "" : "i");
+        return String.format(Locale.US, "%.1f %sB", bytes / Math.pow(unit, exp), pre);
+    }
+
+    /**
+     * Try to delete file, dir and it's children
+     *
+     * @param file the file to delete
+     * The dir to deleted
+     */
+    public static boolean delete(File file) {
+        if (file == null) {
+            return false;
+        }
+        boolean success = true;
+        File[] files = file.listFiles();
+        if (files != null) {
+            for (File f : files) {
+                success &= delete(f);
+            }
+        }
+        /*
+        final File to = new File(file.getAbsolutePath()
+                + System.currentTimeMillis());
+        if (file.renameTo(to)) {
+            success &= to.delete();
+        } else
+            success &= file.delete();
+        }
+        */
+        success &= file.delete();
+        return success;
+    }
+
+    public static boolean deleteContent(File file) {
+        if (file == null) {
+            return false;
+        }
+
+        boolean success = true;
+        File[] files = file.listFiles();
+        if (files != null) {
+            for (File f : files) {
+                success &= delete(f);
+            }
+        }
+        return success;
+    }
+
+    /**
+     * @return {@code null} for get exception
+     */
+    @Nullable
+    public static String read(File file) {
+        if (file == null) {
+            return null;
+        }
+
+        InputStream is = null;
+        try {
+            is = new FileInputStream(file);
+            return IOUtils.readString(is, "utf-8");
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        } finally {
+            IOUtils.closeQuietly(is);
+        }
+    }
+
+    public static boolean write(File file, String str) {
+        if (file == null) {
+            return false;
+        }
+        if (str == null) {
+            return true;
+        }
+
+        OutputStream os = null;
+        try {
+            os = new FileOutputStream(file);
+            os.write(str.getBytes("utf-8"));
+            return true;
+        } catch (IOException e) {
+            e.printStackTrace();
+            return false;
+        } finally {
+            IOUtils.closeQuietly(os);
+        }
+    }
+
+    private static final char[] FORBIDDEN_FILENAME_CHARACTERS = {
+            '\\',
+            '/',
+            ':',
+            '*',
+            '?',
+            '"',
+            '<',
+            '>',
+            '|',
+    };
+
+    public static String sanitizeFilename(@NonNull String filename) {
+        // Remove forbidden_filename_characters
+        filename = StringUtils.remove(filename, FORBIDDEN_FILENAME_CHARACTERS);
+
+        // Ensure utf-8 byte count <= 255
+        int byteCount = 0;
+        int length = 0;
+        for (int len = filename.length(); length < len; length++) {
+            char ch = filename.charAt(length);
+            if (ch <= 0x7F) {
+                byteCount++;
+            } else if (ch <= 0x7FF) {
+                byteCount += 2;
+            } else if (Character.isHighSurrogate(ch)) {
+                byteCount += 4;
+                ++length;
+            } else {
+                byteCount += 3;
+            }
+            // Meet max byte count
+            if (byteCount > 255) {
+                filename = filename.substring(0, length);
+                break;
+            }
+        }
+
+        // Trim
+        return StringUtils.trim(filename);
+    }
+
+    /**
+     * Get extension from filename
+     *
+     * @param filename the complete filename
+     * @return null for can't find extension, "" empty String for ending with . dot
+     */
+    public static String getExtensionFromFilename(@Nullable String filename) {
+        if (null == filename) {
+            return null;
+        }
+
+        int index = filename.lastIndexOf('.');
+        if (index != -1) {
+            return filename.substring(index + 1);
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * Get name from filename
+     *
+     * @param filename the complete filename
+     * @return null for start with . dot
+     */
+    public static String getNameFromFilename(@Nullable String filename) {
+        if (null == filename) {
+            return null;
+        }
+
+        int index = filename.lastIndexOf('.');
+        if (index != -1) {
+            String name = filename.substring(0, index);
+            return TextUtils.isEmpty(name) ? null : name;
+        } else {
+            return filename;
+        }
+    }
+
+    /**
+     * Create a temp file, you need to delete it by you self.
+     *
+     * @param parent The temp file's parent
+     * @param extension The extension of temp file
+     * @return The temp file or null
+     */
+    @Nullable
+    public static File createTempFile(@Nullable File parent, @Nullable String extension) {
+        if (parent == null) {
+            return null;
+        }
+
+        long now = System.currentTimeMillis();
+        for (int i = 0; i < 100; i++) {
+            String filename = Long.toString(now + i);
+            if (extension != null) {
+                filename = filename + '.' + extension;
+            }
+            File tempFile = new File(parent, filename);
+            if (!tempFile.exists()) {
+                return tempFile;
+            }
+        }
+
+        // Unbelievable
+        return null;
+    }
+
+    /**
+     * Create a temp dir, you need to delete it by you self.
+     *
+     * @param parent The temp file's parent
+     * @return The temp dir or null
+     */
+    @Nullable
+    public static File createTempDir(@Nullable File parent) {
+        if (parent == null) {
+            return null;
+        }
+
+        long now = System.currentTimeMillis();
+        for (int i = 0; i < 100; i++) {
+            String filename = Long.toString(now + i);
+            File tempFile = new File(parent, filename);
+            if (!tempFile.exists() && tempFile.mkdirs()) {
+                return tempFile;
+            }
+        }
+
+        // Unbelievable
+        return null;
+    }
+
+    /**
+     * Only support file now
+     */
+    public static boolean rename(@NonNull File from, @NonNull File to) {
+        if (!from.isFile() || to.exists()) {
+            return false;
+        }
+
+        boolean ok = from.renameTo(to);
+        if (ok && !from.exists() && to.isFile()) {
+            return true;
+        }
+
+        // Copy content
+        InputStream is = null;
+        OutputStream os = null;
+        try {
+            is = new FileInputStream(from);
+            os = new FileOutputStream(to);
+            IOUtils.copy(is, os);
+            ok = true;
+        } catch (IOException e) {
+            IOUtils.closeQuietly(is);
+            IOUtils.closeQuietly(os);
+            ok = false;
+        }
+
+        if (!ok) {
+            to.delete();
+            return false;
+        }
+
+        // delete old one
+        from.delete();
+
+        return true;
+    }
+}

app/src/main/java/com/hippo/yorozuya/IOUtils.java

@@ -0,0 +1,114 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import java.io.ByteArrayOutputStream;
+import java.io.Closeable;
+import java.io.EOFException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+
+public final class IOUtils {
+    private IOUtils() {}
+
+    private static final int EOF = -1;
+
+    private static final int DEFAULT_BUFFER_SIZE = 1024 * 4;
+
+    /**
+     * Close the closeable stuff. Don't worry about anything.
+     *
+     * @param is the closeable stuff
+     */
+    public static void closeQuietly(Closeable is) {
+        try {
+            if (is != null) {
+                is.close();
+            }
+        } catch (IOException e) {
+            // Ignore
+        }
+    }
+
+    /**
+     * Copy bytes from an <code>InputStream</code> to an
+     * <code>OutputStream</code>.
+     *
+     * @param input the InputStream
+     * @param output the OutputStream
+     * @return the number of bytes copied
+     * @throws IOException
+     */
+    public static long copy(InputStream input, OutputStream output)
+            throws IOException {
+        byte[] buffer = new byte[DEFAULT_BUFFER_SIZE];
+        long count = 0;
+        int n;
+        while (EOF != (n = input.read(buffer))) {
+            output.write(buffer, 0, n);
+            count += n;
+        }
+        return count;
+    }
+
+    /**
+     * Returns the ASCII characters up to but not including the next "\r\n", or
+     * "\n".
+     *
+     * @throws java.io.EOFException if the stream is exhausted before the next
+     *             newline character.
+     */
+    public static String readAsciiLine(final InputStream in) throws IOException {
+        final StringBuilder result = new StringBuilder(80);
+        while (true) {
+            final int c = in.read();
+            if (c == -1) {
+                throw new EOFException();
+            } else if (c == '\n') {
+                break;
+            }
+
+            result.append((char)c);
+        }
+        final int length = result.length();
+        if (length > 0 && result.charAt(length - 1) == '\r') {
+            result.setLength(length - 1);
+        }
+        return result.toString();
+    }
+
+    public static String readString(final InputStream is, String encoding) throws IOException {
+        InputStreamReader reader = new InputStreamReader(is, encoding);
+        StringBuilder sb = new StringBuilder();
+
+        char[] buffer = new char[DEFAULT_BUFFER_SIZE];
+        int n;
+        while (EOF != (n = reader.read(buffer))) {
+            sb.append(buffer, 0, n);
+        }
+
+        return sb.toString();
+    }
+
+    public static byte[] getAllByte(InputStream is) throws IOException {
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        copy(is, baos);
+        return baos.toByteArray();
+    }
+}

app/src/main/java/com/hippo/yorozuya/IntIdGenerator.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import java.util.concurrent.atomic.AtomicInteger;
+
+public final class IntIdGenerator {
+
+    public static final int INVALID_ID = -1;
+
+    private final AtomicInteger mId = new AtomicInteger();
+
+    public IntIdGenerator() {}
+
+    public IntIdGenerator(int init) {
+        setNextId(init);
+    }
+
+    @SuppressWarnings("StatementWithEmptyBody")
+    public int nextId() {
+        int id;
+        while ((id = mId.getAndIncrement()) == INVALID_ID);
+        return id;
+    }
+
+    public void setNextId(int id) {
+        checkInValidId(id);
+        mId.set(id);
+    }
+
+    private void checkInValidId(int id) {
+        if (INVALID_ID == id) {
+            throw new IllegalStateException("Can't set INVALID_ID");
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/LayoutUtils.java

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import android.content.Context;
+
+public final class LayoutUtils {
+    private LayoutUtils() {}
+
+    /**
+     * dp conversion to pix
+     *
+     * @param context The context
+     * @param dp The value you want to conversion
+     * @return value in pix
+     */
+    public static int dp2pix(Context context, float dp) {
+        return (int) (dp * context.getResources().getDisplayMetrics().density + 0.5f);
+    }
+
+    /**
+     * pix conversion to dp
+     *
+     * @param context The context
+     * @param pix The value you want to conversion
+     * @return value in dp
+     */
+    public static float pix2dp(Context context, int pix) {
+        return pix / context.getResources().getDisplayMetrics().density;
+    }
+
+    /**
+     * sp conversion to pix
+     *
+     * @param sp The value you want to conversion
+     * @return value in pix
+     */
+    public static int sp2pix(Context context, float sp) {
+        return (int) (sp * context.getResources().getDisplayMetrics().scaledDensity + 0.5f);
+    }
+
+    /**
+     * pix conversion to sp
+     *
+     * @param pix The value you want to conversion
+     * @return value in sp
+     */
+    public static float pix2sp(Context context, float pix) {
+        return pix / context.getResources().getDisplayMetrics().scaledDensity;
+    }
+}

app/src/main/java/com/hippo/yorozuya/LongIdGenerator.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import java.util.concurrent.atomic.AtomicLong;
+
+public final class LongIdGenerator {
+
+    public static final long INVALID_ID = -1L;
+
+    private final AtomicLong mId = new AtomicLong();
+
+    public LongIdGenerator() {}
+
+    public LongIdGenerator(long init) {
+        setNextId(init);
+    }
+
+    @SuppressWarnings("StatementWithEmptyBody")
+    public long nextId() {
+        long id;
+        while ((id = mId.getAndIncrement()) == INVALID_ID);
+        return id;
+    }
+
+    public void setNextId(long id) {
+        checkInValidId(id);
+        mId.set(id);
+    }
+
+    private void checkInValidId(long id) {
+        if (INVALID_ID == id) {
+            throw new IllegalStateException("Can't set INVALID_ID");
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/MathUtils.java

@@ -0,0 +1,395 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import java.util.Random;
+
+// Get most code from android.util.MathUtils
+public final class MathUtils {
+    private MathUtils() {}
+
+    private static final Random sRandom = new Random();
+    private static final float DEG_TO_RAD = 3.1415926f / 180.0f;
+    private static final float RAD_TO_DEG = 180.0f / 3.1415926f;
+
+    public static float abs(float v) {
+        return v > 0 ? v : -v;
+    }
+
+    public static float log(float a) {
+        return (float) Math.log(a);
+    }
+
+    public static float exp(float a) {
+        return (float) Math.exp(a);
+    }
+
+    public static float pow(float a, float b) {
+        return (float) Math.pow(a, b);
+    }
+
+    public static float max(float a, float b) {
+        return a > b ? a : b;
+    }
+
+    public static float max(int a, int b) {
+        return a > b ? a : b;
+    }
+
+    public static float max(float a, float b, float c) {
+        return a > b ? (a > c ? a : c) : (b > c ? b : c);
+    }
+
+    public static float max(int a, int b, int c) {
+        return a > b ? (a > c ? a : c) : (b > c ? b : c);
+    }
+
+    public static float max(float... arg) {
+        int length = arg.length;
+        if (length <= 0) {
+            throw new IllegalArgumentException("Empty argument");
+        } else {
+            float n = arg[0];
+            float m;
+            for (int i = 1; i < length; i++) {
+                m = arg[i];
+                if (m > n)
+                    n = m;
+            }
+            return n;
+        }
+    }
+
+    public static int max(int... arg) {
+        int length = arg.length;
+        if (length <= 0) {
+            throw new IllegalArgumentException("Empty argument");
+        } else {
+            int n = arg[0];
+            int m;
+            for (int i = 1; i < length; i++) {
+                m = arg[i];
+                if (m > n)
+                    n = m;
+            }
+            return n;
+        }
+    }
+
+    public static float min(float a, float b) {
+        return a < b ? a : b;
+    }
+
+    public static float min(int a, int b) {
+        return a < b ? a : b;
+    }
+
+    public static float min(float a, float b, float c) {
+        return a < b ? (a < c ? a : c) : (b < c ? b : c);
+    }
+
+    public static float min(int a, int b, int c) {
+        return a < b ? (a < c ? a : c) : (b < c ? b : c);
+    }
+
+    public static float min(float... args) {
+        int length = args.length;
+        if (length <= 0) {
+            throw new IllegalArgumentException("Empty argument");
+        } else {
+            float n = args[0];
+            float m;
+            for (int i = 1; i < length; i++) {
+                m = args[i];
+                if (m < n)
+                    n = m;
+            }
+            return n;
+        }
+    }
+
+    public static int min(int... args) {
+        int length = args.length;
+        if (length <= 0) {
+            throw new IllegalArgumentException("Empty argument");
+        } else {
+            int n = args[0];
+            int m;
+            for (int i = 1; i < length; i++) {
+                m = args[i];
+                if (m < n)
+                    n = m;
+            }
+            return n;
+        }
+    }
+
+    public static float dist(float x1, float y1, float x2, float y2) {
+        final float x = (x2 - x1);
+        final float y = (y2 - y1);
+        return (float) Math.hypot(x, y);
+    }
+
+    public static float dist(float x1, float y1, float z1, float x2, float y2, float z2) {
+        final float x = (x2 - x1);
+        final float y = (y2 - y1);
+        final float z = (z2 - z1);
+        return (float) Math.sqrt(x * x + y * y + z * z);
+    }
+
+    public static boolean near(float x1, float y1, float x2, float y2, float slop) {
+        return dist(x1, y1, x2, y2) < slop;
+    }
+
+    public static boolean near(float x1, float y1, float z1, float x2, float y2, float z2, float slop) {
+        return dist(x1, y1, z1, x2, y2, z2) < slop;
+    }
+
+    public static float mag(float a, float b) {
+        return (float) Math.hypot(a, b);
+    }
+
+    public static float mag(float a, float b, float c) {
+        return (float) Math.sqrt(a * a + b * b + c * c);
+    }
+
+    public static float sq(float v) {
+        return v * v;
+    }
+
+    public static float cross(float v1x, float v1y, float v2x, float v2y) {
+        return v1x * v2y - v1y * v2x;
+    }
+
+    public static float radians(float degrees) {
+        return degrees * DEG_TO_RAD;
+    }
+
+    public static float degrees(float radians) {
+        return radians * RAD_TO_DEG;
+    }
+
+    public static float acos(float value) {
+        return (float) Math.acos(value);
+    }
+
+    public static float asin(float value) {
+        return (float) Math.asin(value);
+    }
+
+    public static float atan(float value) {
+        return (float) Math.atan(value);
+    }
+
+    public static float atan2(float a, float b) {
+        return (float) Math.atan2(a, b);
+    }
+
+    public static float tan(float angle) {
+        return (float) Math.tan(angle);
+    }
+
+    public static int lerp(int start, int stop, float amount) {
+        return start + (int) ((stop - start) * amount);
+    }
+
+    public static float lerp(float start, float stop, float amount) {
+        return start + (stop - start) * amount;
+    }
+
+    public static float delerp(int start, int stop, int value) {
+        if (stop == start) {
+            return 1.0f;
+        } else {
+            return (float) (value - start) / (float) (stop - start);
+        }
+    }
+
+    public static float delerp(float start, float stop, float value) {
+        if (stop == start) {
+            return 1.0f;
+        } else {
+            return (value - start) / (stop - start);
+        }
+    }
+
+    public static float norm(float start, float stop, float value) {
+        return (value - start) / (stop - start);
+    }
+
+    public static float map(float minStart, float minStop, float maxStart, float maxStop, float value) {
+        return maxStart + (maxStart - maxStop) * ((value - minStart) / (minStop - minStart));
+    }
+
+    /**
+     * Returns the input value x clamped to the range [min, max].
+     */
+    public static int clamp(int x, int min, int max) {
+        if (x > max) return max;
+        if (x < min) return min;
+        return x;
+    }
+
+    /**
+     * Returns the input value x clamped to the range [min, max].
+     */
+    public static float clamp(float x, float min, float max) {
+        if (x > max) return max;
+        if (x < min) return min;
+        return x;
+    }
+
+    /**
+     * Returns the input value x clamped to the range [min, max].
+     */
+    public static long clamp(long x, long min, long max) {
+        if (x > max) return max;
+        if (x < min) return min;
+        return x;
+    }
+
+    /**
+     * Returns the next power of two.
+     * Returns the input if it is already power of 2.
+     * Throws IllegalArgumentException if the input is <= 0 or
+     * the answer overflows.
+     */
+    public static int nextPowerOf2(int n) {
+        if (n <= 0 || n > (1 << 30)) throw new IllegalArgumentException("n is invalid: " + n);
+        n -= 1;
+        n |= n >> 16;
+        n |= n >> 8;
+        n |= n >> 4;
+        n |= n >> 2;
+        n |= n >> 1;
+        return n + 1;
+    }
+
+    /**
+     * Returns the previous power of two.
+     * Returns the input if it is already power of 2.
+     * Throws IllegalArgumentException if the input is <= 0 or
+     * the answer overflows.
+     */
+    public static int previousPowerOf2 (int n) {
+        if (n <= 0 || n > (1 << 30)) throw new IllegalArgumentException("n is invalid: " + n);
+        n |= n >> 1;
+        n |= n >> 2;
+        n |= n >> 4;
+        n |= n >> 8;
+        n |= n >> 16;
+        return n - (n >> 1);
+    }
+
+    // http://stackoverflow.com/questions/109023/how-to-count-the-number-of-set-bits-in-a-32-bit-integer
+    public static int hammingWeight(int n) {
+        n = n - ((n >>> 1) & 0x55555555);
+        n = (n & 0x33333333) + ((n >>> 2) & 0x33333333);
+        return (((n + (n >>> 4)) & 0x0F0F0F0F) * 0x01010101) >>> 24;
+    }
+
+    /**
+     * divide and ceil
+     */
+    public static int ceilDivide(int a, int b) {
+        return (a + b - 1) / b;
+    }
+
+    /**
+     * divide and ceil
+     */
+    public static long ceilDivide(long a, long b) {
+        return (a + b - 1) / b;
+    }
+
+    /**
+     * Get coverage radius of a area
+     *
+     * @param w the width of the area
+     * @param h the height of the area
+     * @param x the x of point in area
+     * @param y the y of point in area
+     * @return the radius
+     */
+    public static float coverageRadius(float w, float h, float x, float y) {
+        float x2;
+        float y2;
+        if (x > w / 2) {
+            x2 = 0;
+        } else {
+            x2 = w;
+        }
+        if (y > h / 2) {
+            y2 = 0;
+        } else {
+            y2 = h;
+        }
+        return dist(x, y, x2, y2);
+    }
+
+    public static float positiveModulo(float x, float y) {
+        float result = x % y;
+        if (x < 0) {
+            result += y;
+        }
+        return result;
+    }
+
+    public static float negativeModulo(float x, float y) {
+        float result = x % y;
+        if (x > 0) {
+            result -= y;
+        }
+        return result;
+    }
+
+    /**
+     * [0, howbig)
+     */
+    public static int random(int howbig) {
+        return (int) (sRandom.nextFloat() * howbig);
+    }
+
+    /**
+     * [howsmall, howbig)
+     */
+    public static int random(int howsmall, int howbig) {
+        if (howsmall >= howbig)
+            return howsmall;
+        return lerp(howsmall, howbig, sRandom.nextFloat());
+    }
+
+    /**
+     * [0, howbig)
+     */
+    public static float random(float howbig) {
+        return sRandom.nextFloat() * howbig;
+    }
+
+    /**
+     * [howsmall, howbig)
+     */
+    public static float random(float howsmall, float howbig) {
+        if (howsmall >= howbig)
+            return howsmall;
+        return lerp(howsmall, howbig, sRandom.nextFloat());
+    }
+
+    public static void randomSeed(long seed) {
+        sRandom.setSeed(seed);
+    }
+}

app/src/main/java/com/hippo/yorozuya/Messenger.java

@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2015 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.yorozuya;
+
+import android.util.SparseArray;
+
+import java.util.ArrayList;
+import java.util.LinkedList;
+import java.util.List;
+
+public final class Messenger {
+
+    private final IntIdGenerator mIdGenerator;
+    private final SparseArray<List<Receiver>> mReceiverListMap;
+
+    private static Messenger sInstance;
+
+    public static Messenger getInstance() {
+        if (sInstance == null) {
+            sInstance = new Messenger();
+        }
+        return sInstance;
+    }
+
+    private Messenger() {
+        mIdGenerator = new IntIdGenerator();
+        mReceiverListMap = new SparseArray<>();
+    }
+
+    public int newId() {
+        return mIdGenerator.nextId();
+    }
+
+    private void notifyInternal(int id, Object obj) {
+        List<Receiver> receiverList = mReceiverListMap.get(id);
+        if (receiverList != null) {
+            List<Receiver> temp = new LinkedList<>(receiverList);
+            for (Receiver r : temp) {
+                r.onReceive(id, obj);
+            }
+        }
+    }
+
+    public void notify(final int id, final Object obj) {
+        // Make sure do it in UI thread
+        SimpleHandler.getInstance().post(new Runnable() {
+            @Override
+            public void run() {
+                notifyInternal(id, obj);
+            }
+        });
+    }
+
+    public void notifyAtOnce(int id, Object obj) {
+        notifyInternal(id, obj);
+    }
+
+    public void register(int id, Receiver receiver) {
+        List<Receiver> receiverList = mReceiverListMap.get(id);
+        if (receiverList == null) {
+            receiverList = new ArrayList<>();
+            mReceiverListMap.put(id, receiverList);
+        }
+
+        receiverList.add(receiver);
+    }
+
+    public void unregister(int id, Receiver receiver) {
+        List<Receiver> receiverList = mReceiverListMap.get(id);
+        if (receiverList != null) {
+            receiverList.remove(receiver);
+            if (receiverList.isEmpty()) {
+                mReceiverListMap.remove(id);
+            }
+        }
+    }
+
+    public interface Receiver {
+        void onReceive(final int id, final Object obj);
+    }
+}

app/src/main/java/com/hippo/yorozuya/NumberUtils.java

@@ -0,0 +1,86 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+public final class NumberUtils {
+    private NumberUtils() {}
+
+    /**
+     * 0 for false, Non 0 for true
+     *
+     * @param integer the int
+     * @return the boolean
+     */
+    public static boolean int2boolean(int integer) {
+        return integer != 0;
+    }
+
+    /**
+     * false for 0, true for 1
+     *
+     * @param bool the boolean
+     * @return the int
+     */
+    public static int boolean2int(boolean bool) {
+        return bool ? 1 : 0;
+    }
+
+    /**
+     * Do not throw NumberFormatException, use default value
+     *
+     * @param str the string to be parsed
+     * @param defaultValue the value to return when get error
+     * @return the value of the string
+     */
+    public static int parseIntSafely(String str, int defaultValue) {
+        try {
+            return Integer.parseInt(str);
+        } catch (Throwable e) {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * Do not throw NumberFormatException, use default value
+     *
+     * @param str the string to be parsed
+     * @param defaultValue the value to return when get error
+     * @return the value of the string
+     */
+    public static long parseLongSafely(String str, long defaultValue) {
+        try {
+            return Long.parseLong(str);
+        } catch (Throwable e) {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * Do not throw NumberFormatException, use default value
+     *
+     * @param str the string to be parsed
+     * @param defaultValue the value to return when get error
+     * @return the value of the string
+     */
+    public static float parseFloatSafely(String str, float defaultValue) {
+        try {
+            return Float.parseFloat(str);
+        } catch (Throwable e) {
+            return defaultValue;
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/OSUtils.java

@@ -0,0 +1,88 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import android.os.Looper;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public final class OSUtils {
+    private OSUtils() {}
+
+    private static final String PROCFS_MEMFILE = "/proc/meminfo";
+    private static final Pattern PROCFS_MEMFILE_FORMAT =
+            Pattern.compile("^([a-zA-Z]*):[ \t]*([0-9]*)[ \t]kB");
+    private static final String MEMTOTAL_STRING = "MemTotal";
+
+    private static long sTotalMem = Long.MIN_VALUE;
+
+    public static void checkMainLoop() {
+        if (Looper.myLooper() != Looper.getMainLooper()) {
+            throw new IllegalStateException("It is in not main loop!");
+        }
+    }
+
+    /**
+     * Get application allocated memory size
+     */
+    public static long getAppAllocatedMemory() {
+        return Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
+    }
+
+    /**
+     * Get application max memory size
+     */
+    public static long getAppMaxMemory() {
+        return Runtime.getRuntime().maxMemory();
+    }
+
+    /**
+     * Get device RAM size
+     */
+    public static long getTotalMemory() {
+        if (sTotalMem == Long.MIN_VALUE) {
+            BufferedReader reader = null;
+            try {
+                reader = new BufferedReader(new FileReader(PROCFS_MEMFILE), 64);
+                String line;
+                while ((line = reader.readLine()) != null) {
+                    Matcher matcher = PROCFS_MEMFILE_FORMAT.matcher(line);
+                    if (matcher.find() && MEMTOTAL_STRING.equals(matcher.group(1))) {
+                        long mem = NumberUtils.parseLongSafely(matcher.group(2), -1L);
+                        if (mem != -1L) {
+                            mem *= 1024;
+                        }
+                        sTotalMem = mem;
+                        break;
+                    }
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            } finally {
+                IOUtils.closeQuietly(reader);
+            }
+            if (sTotalMem == Long.MIN_VALUE) {
+                sTotalMem = -1L;
+            }
+        }
+        return sTotalMem;
+    }
+}

app/src/main/java/com/hippo/yorozuya/ObjectUtils.java

@@ -0,0 +1,206 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import androidx.annotation.Nullable;
+
+import java.io.PrintWriter;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+public final class ObjectUtils {
+    private ObjectUtils() {}
+
+    /**
+     * Returns true if two possibly-null objects are equal.
+     */
+    public static boolean equal(@Nullable Object a, @Nullable Object b) {
+        return a == b || (a != null && a.equals(b));
+    }
+
+    /**
+     * Returns "null" for null or {@code o.toString()}.
+     */
+    public static String toString(Object o) {
+        return (o == null) ? "null" : o.toString();
+    }
+
+    private static void dumpObject(Object o, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(o.getClass().getName());writer.write('\n');
+    }
+
+    private static void dumpBoolean(boolean z, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Boolean.toString(z));writer.write('\n');
+    }
+
+    private static void dumpByte(byte b, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Byte.toString(b));writer.write('\n');
+    }
+
+    private static void dumpChar(char c, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Character.toString(c));writer.write('\n');
+    }
+
+    private static void dumpShort(short s, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Short.toString(s));writer.write('\n');
+    }
+
+    private static void dumpInt(int i, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Integer.toString(i));writer.write('\n');
+    }
+
+    private static void dumpLong(long j, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Long.toString(j));writer.write('\n');
+    }
+
+    private static void dumpFloat(float f, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Float.toString(f));writer.write('\n');
+    }
+
+    private static void dumpDouble(double d, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(Double.toString(d));writer.write('\n');
+    }
+
+    private static void dumpArray(Object array, PrintWriter writer, String prefix, boolean skipFirstPrefix) {
+        if (skipFirstPrefix) {
+            dumpObject(array, writer, "");
+        } else {
+            dumpObject(array, writer, prefix);
+        }
+
+        String newPrefix = prefix + "    ";
+        writer.write(newPrefix);writer.write('[');writer.write('\n');
+
+        if (array instanceof Object[]) {
+            Object[] a = (Object[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dump(a[i], writer, newPrefix, false);
+            }
+        } else if (array instanceof boolean[]) {
+            boolean[] a = (boolean[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpBoolean(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof byte[]) {
+            byte[] a = (byte[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpByte(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof char[]) {
+            char[] a = (char[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpChar(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof short[]) {
+            short[] a = (short[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpShort(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof int[]) {
+            int[] a = (int[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpInt(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof long[]) {
+            long[] a = (long[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpLong(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof float[]) {
+            float[] a = (float[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpFloat(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof double[]) {
+            double[] a = (double[]) array;
+            for (int i = 0, l = a.length; i < l; i++) {
+                dumpDouble(a[i], writer, newPrefix);
+            }
+        } else if (array instanceof List) {
+            for (Object o : (List) array) {
+                dump(o, writer, newPrefix);
+            }
+        } else if (array instanceof Set) {
+            for (Object o : (Set) array) {
+                dump(o, writer, newPrefix);
+            }
+        } else if (array instanceof Map) {
+            Map map = (Map) array;
+            for (Object key : map.keySet()) {
+                Object value = map.get(key);
+                writer.write(newPrefix);writer.write(key.toString());writer.write(": ");dump(value, writer, newPrefix, true);
+            }
+        } else {
+            throw new IllegalStateException(array + " is not array");
+        }
+
+        writer.write(newPrefix);writer.write(']');writer.write('\n');
+    }
+
+    public static void dump(Object o, PrintWriter writer) {
+        dump(o, writer, "", false);
+    }
+
+    public static void dump(Object o, PrintWriter writer, String prefix) {
+        dump(o, writer, prefix, false);
+    }
+
+    public static void dump(Object o, PrintWriter writer, String prefix, boolean skipFirstPrefix) {
+        if (o == null) {
+            if (!skipFirstPrefix) {
+                writer.write(prefix);
+            }
+            writer.write("null\n");
+        } else if (o.getClass().isArray() || o instanceof List || o instanceof Set || o instanceof Map) {
+            dumpArray(o, writer, prefix, skipFirstPrefix);
+        } else if (o.getClass().isPrimitive() || o instanceof Boolean ||
+                o instanceof Byte || o instanceof Character || o instanceof Short ||
+                o instanceof Integer || o instanceof Long || o instanceof Float ||
+                o instanceof Double || o instanceof String) {
+            if (!skipFirstPrefix) {
+                writer.write(prefix);
+            }
+            writer.write(o.toString());
+            writer.write('\n');
+        } else {
+            if (skipFirstPrefix) {
+                dumpObject(o, writer, "");
+            } else {
+                dumpObject(o, writer, prefix);
+            }
+
+            String newPrefix = prefix + "    ";
+            for (Field field : o.getClass().getDeclaredFields()) {
+                // Skip static filed
+                if (Modifier.isStatic(field.getModifiers())) {
+                    continue;
+                }
+                field.setAccessible(true);
+                String name = field.getName();
+                try {
+                    Object value = field.get(o);
+                    writer.write(newPrefix);writer.write(name);writer.write(": ");dump(value, writer, newPrefix, true);
+                } catch (IllegalAccessException e) {
+                    // Ignore
+                }
+            }
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/Pool.java

@@ -0,0 +1,50 @@
+/*
+ * 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.yorozuya;
+
+public class Pool<T> {
+
+    private final T[] mArray;
+    private final int mMaxSize;
+    private int mSize;
+
+    @SuppressWarnings("unchecked")
+    public Pool(int size) {
+        if (size <= 0) {
+            throw new IllegalStateException("Pool size must > 0, it is " + size);
+        }
+        mArray = (T[]) new Object[size];
+        mMaxSize = size;
+        mSize = 0;
+    }
+
+    public void push(T t) {
+        if (t != null && mSize < mMaxSize) {
+            mArray[mSize++] = t;
+        }
+    }
+
+    public T pop() {
+        if (mSize > 0) {
+            T t = mArray[--mSize];
+            mArray[mSize] = null;
+            return t;
+        } else {
+            return null;
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/ResourcesUtils.java

@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2015 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.yorozuya;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.util.TypedValue;
+
+import androidx.annotation.AttrRes;
+
+public final class ResourcesUtils {
+    private ResourcesUtils() {}
+
+    private static final Object mAccessLock = new Object();
+    private static TypedValue mTmpValue = new TypedValue();
+
+    public static float getFloat(Resources resources, int resId) {
+        TypedValue outValue = new TypedValue();
+        resources.getValue(resId, outValue, true);
+        return outValue.getFloat();
+    }
+
+    private static void getAttrValue(Context context, int attrId, TypedValue value) {
+        context.getTheme().resolveAttribute(attrId, value, true);
+    }
+
+    public static int getAttrColor(Context context, @AttrRes int attrId) {
+        TypedValue value;
+        synchronized (mAccessLock) {
+            value = mTmpValue;
+            if (value == null) {
+                value = new TypedValue();
+            }
+            getAttrValue(context, attrId, value);
+            if (value.type >= TypedValue.TYPE_FIRST_INT
+                    && value.type <= TypedValue.TYPE_LAST_INT) {
+                mTmpValue = value;
+                return value.data;
+            } else {
+                throw new Resources.NotFoundException(
+                        "Attribute ID #0x" + Integer.toHexString(attrId) + " type #0x"
+                                + Integer.toHexString(value.type) + " is not valid");
+            }
+        }
+    }
+
+    public static boolean getAttrBoolean(Context context, @AttrRes int attrId) {
+        synchronized (mAccessLock) {
+            TypedValue value = mTmpValue;
+            if (value == null) {
+                mTmpValue = value = new TypedValue();
+            }
+            getAttrValue(context, attrId, value);
+            if (value.type >= TypedValue.TYPE_FIRST_INT
+                    && value.type <= TypedValue.TYPE_LAST_INT) {
+                return value.data != 0;
+            }
+            throw new Resources.NotFoundException(
+                    "Attribute ID #0x" + Integer.toHexString(attrId) + " type #0x"
+                            + Integer.toHexString(value.type) + " is not valid");
+        }
+    }
+
+    public static int getAttrDimensionPixelOffset(Context context, @AttrRes int attrId) {
+        synchronized (mAccessLock) {
+            TypedValue value = mTmpValue;
+            if (value == null) {
+                mTmpValue = value = new TypedValue();
+            }
+            getAttrValue(context, attrId, value);
+            if (value.type == TypedValue.TYPE_DIMENSION) {
+                return TypedValue.complexToDimensionPixelOffset(
+                        value.data, context.getResources().getDisplayMetrics());
+            }
+            throw new Resources.NotFoundException(
+                    "Attribute ID #0x" + Integer.toHexString(attrId) + " type #0x"
+                            + Integer.toHexString(value.type) + " is not valid");
+        }
+    }
+}

app/src/main/java/com/hippo/yorozuya/SimpleAnimationListener.java

@@ -0,0 +1,34 @@
+/*
+ * 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.yorozuya;
+
+import android.view.animation.Animation;
+
+public class SimpleAnimationListener implements Animation.AnimationListener {
+
+    @Override
+    public void onAnimationStart(Animation animation) {
+    }
+
+    @Override
+    public void onAnimationEnd(Animation animation) {
+    }
+
+    @Override
+    public void onAnimationRepeat(Animation animation) {
+    }
+}

app/src/main/java/com/hippo/yorozuya/SimpleAnimatorListener.java

@@ -0,0 +1,38 @@
+/*
+ * 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.yorozuya;
+
+import android.animation.Animator;
+
+public abstract class SimpleAnimatorListener implements Animator.AnimatorListener {
+
+    @Override
+    public void onAnimationStart(Animator animation) {
+    }
+
+    @Override
+    public void onAnimationEnd(Animator animation) {
+    }
+
+    @Override
+    public void onAnimationCancel(Animator animation) {
+    }
+
+    @Override
+    public void onAnimationRepeat(Animator animation) {
+    }
+}

app/src/main/java/com/hippo/yorozuya/SimpleHandler.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2015 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.yorozuya;
+
+import android.os.Handler;
+import android.os.Looper;
+
+public final class SimpleHandler extends Handler {
+
+    private static Handler sInstance;
+
+    public static Handler getInstance() {
+        if (sInstance == null) {
+            sInstance = new Handler(Looper.getMainLooper());
+        }
+        return sInstance;
+    }
+
+    private SimpleHandler(Looper mainLooper) {
+        super(mainLooper);
+    }
+}

app/src/main/java/com/hippo/yorozuya/StringUtils.java

@@ -0,0 +1,580 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import android.text.TextUtils;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public final class StringUtils {
+    private StringUtils() {}
+
+    public static final String[] EMPTY_STRING_ARRAY = new String[0];
+
+    private static final String[] ESCAPE_CHARATER_LIST = {
+            "&",
+            "<",
+            ">",
+            """,
+            "'",
+            "×",
+            " "
+    };
+
+    private static final String[] UNESCAPE_CHARATER_LIST = {
+            "&",
+            "<",
+            ">",
+            "\"",
+            "'",
+            "×",
+            " "
+    };
+
+    /**
+     * Unescape xml. It do not work perfectly.
+     */
+    public static String unescapeXml(String str) {
+        return replaceEach(str, ESCAPE_CHARATER_LIST, UNESCAPE_CHARATER_LIST);
+    }
+
+    /**
+     * <p>Replaces all occurrences of a String within another String.</p>
+     *
+     * <p>A {@code null} reference passed to this method is a no-op.</p>
+     *
+     * <pre>
+     * StringUtils.replace(null, *, *)        = null
+     * StringUtils.replace("", *, *)          = ""
+     * StringUtils.replace("any", null, *)    = "any"
+     * StringUtils.replace("any", *, null)    = "any"
+     * StringUtils.replace("any", "", *)      = "any"
+     * StringUtils.replace("aba", "a", null)  = "aba"
+     * StringUtils.replace("aba", "a", "")    = "b"
+     * StringUtils.replace("aba", "a", "z")   = "zbz"
+     * </pre>
+     *
+     * @see #replace(String text, String searchString, String replacement, int max)
+     * @param text  text to search and replace in, may be null
+     * @param searchString  the String to search for, may be null
+     * @param replacement  the String to replace it with, may be null
+     * @return the text with any replacements processed,
+     *  {@code null} if null String input
+     */
+    public static String replace(final String text, final String searchString, final String replacement) {
+        return replace(text, searchString, replacement, -1);
+    }
+
+    /**
+     * <p>Replaces a String with another String inside a larger String,
+     * for the first {@code max} values of the search String.</p>
+     *
+     * <p>A {@code null} reference passed to this method is a no-op.</p>
+     *
+     * <pre>
+     * StringUtils.replace(null, *, *, *)         = null
+     * StringUtils.replace("", *, *, *)           = ""
+     * StringUtils.replace("any", null, *, *)     = "any"
+     * StringUtils.replace("any", *, null, *)     = "any"
+     * StringUtils.replace("any", "", *, *)       = "any"
+     * StringUtils.replace("any", *, *, 0)        = "any"
+     * StringUtils.replace("abaa", "a", null, -1) = "abaa"
+     * StringUtils.replace("abaa", "a", "", -1)   = "b"
+     * StringUtils.replace("abaa", "a", "z", 0)   = "abaa"
+     * StringUtils.replace("abaa", "a", "z", 1)   = "zbaa"
+     * StringUtils.replace("abaa", "a", "z", 2)   = "zbza"
+     * StringUtils.replace("abaa", "a", "z", -1)  = "zbzz"
+     * </pre>
+     *
+     * @param text  text to search and replace in, may be null
+     * @param searchString  the String to search for, may be null
+     * @param replacement  the String to replace it with, may be null
+     * @param max  maximum number of values to replace, or {@code -1} if no maximum
+     * @return the text with any replacements processed,
+     *  {@code null} if null String input
+     */
+    public static String replace(final String text, final String searchString, final String replacement, int max) {
+        if (TextUtils.isEmpty(text) || TextUtils.isEmpty(searchString) || replacement == null || max == 0) {
+            return text;
+        }
+        int start = 0;
+        int end = text.indexOf(searchString, start);
+        if (end < 0) {
+            return text;
+        }
+        final int replLength = searchString.length();
+        int increase = replacement.length() - replLength;
+        increase = increase < 0 ? 0 : increase;
+        increase *= max < 0 ? 16 : max > 64 ? 64 : max;
+        final StringBuilder buf = new StringBuilder(text.length() + increase);
+        while (end >= 0) {
+            buf.append(text.substring(start, end)).append(replacement);
+            start = end + replLength;
+            if (--max == 0) {
+                break;
+            }
+            end = text.indexOf(searchString, start);
+        }
+        buf.append(text.substring(start));
+        return buf.toString();
+    }
+
+    /**
+     * <p>
+     * Replaces all occurrences of Strings within another String.
+     * </p>
+     *
+     * <p>
+     * A {@code null} reference passed to this method is a no-op, or if
+     * any "search string" or "string to replace" is null, that replace will be
+     * ignored. This will not repeat. For repeating replaces, call the
+     * overloaded method.
+     * </p>
+     *
+     * <pre>
+     *  StringUtils.replaceEach(null, *, *)        = null
+     *  StringUtils.replaceEach("", *, *)          = ""
+     *  StringUtils.replaceEach("aba", null, null) = "aba"
+     *  StringUtils.replaceEach("aba", new String[0], null) = "aba"
+     *  StringUtils.replaceEach("aba", null, new String[0]) = "aba"
+     *  StringUtils.replaceEach("aba", new String[]{"a"}, null)  = "aba"
+     *  StringUtils.replaceEach("aba", new String[]{"a"}, new String[]{""})  = "b"
+     *  StringUtils.replaceEach("aba", new String[]{null}, new String[]{"a"})  = "aba"
+     *  StringUtils.replaceEach("abcde", new String[]{"ab", "d"}, new String[]{"w", "t"})  = "wcte"
+     *  (example of how it does not repeat)
+     *  StringUtils.replaceEach("abcde", new String[]{"ab", "d"}, new String[]{"d", "t"})  = "dcte"
+     * </pre>
+     *
+     * @param text
+     *            text to search and replace in, no-op if null
+     * @param searchList
+     *            the Strings to search for, no-op if null
+     * @param replacementList
+     *            the Strings to replace them with, no-op if null
+     * @return the text with any replacements processed, {@code null} if
+     *         null String input
+     * @throws IllegalArgumentException
+     *             if the lengths of the arrays are not the same (null is ok,
+     *             and/or size 0)
+     */
+    // Get from org.apache.commons.lang3.StringUtils
+    public static String replaceEach(final String text, final String[] searchList,
+            final String[] replacementList) {
+        return replaceEach(text, searchList, replacementList, false, 0);
+    }
+
+    /**
+     * <p>
+     * Replaces all occurrences of Strings within another String.
+     * </p>
+     *
+     * <p>
+     * A {@code null} reference passed to this method is a no-op, or if
+     * any "search string" or "string to replace" is null, that replace will be
+     * ignored.
+     * </p>
+     *
+     * <pre>
+     *  StringUtils.replaceEach(null, *, *, *) = null
+     *  StringUtils.replaceEach("", *, *, *) = ""
+     *  StringUtils.replaceEach("aba", null, null, *) = "aba"
+     *  StringUtils.replaceEach("aba", new String[0], null, *) = "aba"
+     *  StringUtils.replaceEach("aba", null, new String[0], *) = "aba"
+     *  StringUtils.replaceEach("aba", new String[]{"a"}, null, *) = "aba"
+     *  StringUtils.replaceEach("aba", new String[]{"a"}, new String[]{""}, *) = "b"
+     *  StringUtils.replaceEach("aba", new String[]{null}, new String[]{"a"}, *) = "aba"
+     *  StringUtils.replaceEach("abcde", new String[]{"ab", "d"}, new String[]{"w", "t"}, *) = "wcte"
+     *  (example of how it repeats)
+     *  StringUtils.replaceEach("abcde", new String[]{"ab", "d"}, new String[]{"d", "t"}, false) = "dcte"
+     *  StringUtils.replaceEach("abcde", new String[]{"ab", "d"}, new String[]{"d", "t"}, true) = "tcte"
+     *  StringUtils.replaceEach("abcde", new String[]{"ab", "d"}, new String[]{"d", "ab"}, *) = IllegalStateException
+     * </pre>
+     *
+     * @param text
+     *            text to search and replace in, no-op if null
+     * @param searchList
+     *            the Strings to search for, no-op if null
+     * @param replacementList
+     *            the Strings to replace them with, no-op if null
+     * @param repeat if true, then replace repeatedly
+     *       until there are no more possible replacements or timeToLive < 0
+     * @param timeToLive
+     *            if less than 0 then there is a circular reference and endless
+     *            loop
+     * @return the text with any replacements processed, {@code null} if
+     *         null String input
+     * @throws IllegalStateException
+     *             if the search is repeating and there is an endless loop due
+     *             to outputs of one being inputs to another
+     * @throws IllegalArgumentException
+     *             if the lengths of the arrays are not the same (null is ok,
+     *             and/or size 0)
+     */
+    // Get from org.apache.commons.lang3.StringUtils
+    private static String replaceEach(
+            final String text, final String[] searchList,
+            final String[] replacementList, final boolean repeat,
+            final int timeToLive) {
+
+        // mchyzer Performance note: This creates very few new objects (one major goal)
+        // let me know if there are performance requests, we can create a harness to measure
+
+        if (text == null || TextUtils.isEmpty(text) || searchList == null ||
+                searchList.length == 0 || replacementList == null || replacementList.length == 0) {
+            return text;
+        }
+
+        // if recursing, this shouldn't be less than 0
+        if (timeToLive < 0) {
+            throw new IllegalStateException("Aborting to protect against StackOverflowError - " +
+                    "output of one loop is the input of another");
+        }
+
+        final int searchLength = searchList.length;
+        final int replacementLength = replacementList.length;
+
+        // make sure lengths are ok, these need to be equal
+        if (searchLength != replacementLength) {
+            throw new IllegalArgumentException("Search and Replace array lengths don't match: "
+                    + searchLength
+                    + " vs "
+                    + replacementLength);
+        }
+
+        // keep track of which still have matches
+        final boolean[] noMoreMatchesForReplIndex = new boolean[searchLength];
+
+        // index on index that the match was found
+        int textIndex = -1;
+        int replaceIndex = -1;
+        int tempIndex = -1;
+
+        // index of replace array that will replace the search string found
+        // NOTE: logic duplicated below START
+        for (int i = 0; i < searchLength; i++) {
+            if (noMoreMatchesForReplIndex[i] || searchList[i] == null ||
+                    TextUtils.isEmpty(searchList[i]) || replacementList[i] == null) {
+                continue;
+            }
+            tempIndex = text.indexOf(searchList[i]);
+
+            // see if we need to keep searching for this
+            if (tempIndex == -1) {
+                noMoreMatchesForReplIndex[i] = true;
+            } else {
+                if (textIndex == -1 || tempIndex < textIndex) {
+                    textIndex = tempIndex;
+                    replaceIndex = i;
+                }
+            }
+        }
+        // NOTE: logic mostly below END
+
+        // no search strings found, we are done
+        if (textIndex == -1) {
+            return text;
+        }
+
+        int start = 0;
+
+        // get a good guess on the size of the result buffer so it doesn't have to double if it goes over a bit
+        int increase = 0;
+
+        // count the replacement text elements that are larger than their corresponding text being replaced
+        for (int i = 0; i < searchList.length; i++) {
+            if (searchList[i] == null || replacementList[i] == null) {
+                continue;
+            }
+            final int greater = replacementList[i].length() - searchList[i].length();
+            if (greater > 0) {
+                increase += 3 * greater; // assume 3 matches
+            }
+        }
+        // have upper-bound at 20% increase, then let Java take over
+        increase = Math.min(increase, text.length() / 5);
+
+        final StringBuilder buf = new StringBuilder(text.length() + increase);
+
+        while (textIndex != -1) {
+
+            for (int i = start; i < textIndex; i++) {
+                buf.append(text.charAt(i));
+            }
+            buf.append(replacementList[replaceIndex]);
+
+            start = textIndex + searchList[replaceIndex].length();
+
+            textIndex = -1;
+            replaceIndex = -1;
+            tempIndex = -1;
+            // find the next earliest match
+            // NOTE: logic mostly duplicated above START
+            for (int i = 0; i < searchLength; i++) {
+                if (noMoreMatchesForReplIndex[i] || searchList[i] == null ||
+                        TextUtils.isEmpty(searchList[i]) || replacementList[i] == null) {
+                    continue;
+                }
+                tempIndex = text.indexOf(searchList[i], start);
+
+                // see if we need to keep searching for this
+                if (tempIndex == -1) {
+                    noMoreMatchesForReplIndex[i] = true;
+                } else {
+                    if (textIndex == -1 || tempIndex < textIndex) {
+                        textIndex = tempIndex;
+                        replaceIndex = i;
+                    }
+                }
+            }
+            // NOTE: logic duplicated above END
+
+        }
+        final int textLength = text.length();
+        for (int i = start; i < textLength; i++) {
+            buf.append(text.charAt(i));
+        }
+        final String result = buf.toString();
+        if (!repeat) {
+            return result;
+        }
+
+        return replaceEach(result, searchList, replacementList, repeat, timeToLive - 1);
+    }
+
+    public static boolean endsWith(String string, String[] suffixs) {
+        for (int i = 0, n = suffixs.length; i < n; i++) {
+            if (string.endsWith(suffixs[i])) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * <p>Splits the provided text into an array, separator specified.
+     * This is an alternative to using StringTokenizer.</p>
+     *
+     * <p>The separator is not included in the returned String array.
+     * Adjacent separators are treated as one separator.
+     * For more control over the split use the StrTokenizer class.</p>
+     *
+     * <p>A {@code null} input String returns {@code null}.</p>
+     *
+     * <pre>
+     * StringUtils.split(null, *)         = null
+     * StringUtils.split("", *)           = []
+     * StringUtils.split("a.b.c", '.')    = ["a", "b", "c"]
+     * StringUtils.split("a..b.c", '.')   = ["a", "b", "c"]
+     * StringUtils.split("a:b:c", '.')    = ["a:b:c"]
+     * StringUtils.split("a b c", ' ')    = ["a", "b", "c"]
+     * </pre>
+     *
+     * @param str  the String to parse, may be null
+     * @param separatorChar  the character used as the delimiter
+     * @return an array of parsed Strings, {@code null} if null String input
+     * @since 2.0
+     */
+    // Get from org.apache.commons.lang3.StringUtils
+    public static String[] split(final String str, final char separatorChar) {
+        return splitWorker(str, separatorChar, false);
+    }
+
+    /**
+     * Performs the logic for the {@code split} and
+     * {@code splitPreserveAllTokens} methods that do not return a
+     * maximum array length.
+     *
+     * @param str  the String to parse, may be {@code null}
+     * @param separatorChar the separate character
+     * @param preserveAllTokens if {@code true}, adjacent separators are
+     * treated as empty token separators; if {@code false}, adjacent
+     * separators are treated as one separator.
+     * @return an array of parsed Strings, {@code null} if null String input
+     */
+    // Get from org.apache.commons.lang3.StringUtils
+    private static String[] splitWorker(final String str, final char separatorChar, final boolean preserveAllTokens) {
+        // Performance tuned for 2.0 (JDK1.4)
+
+        if (str == null) {
+            return null;
+        }
+        final int len = str.length();
+        if (len == 0) {
+            return EMPTY_STRING_ARRAY;
+        }
+        final List<String> list = new ArrayList<>();
+        int i = 0, start = 0;
+        boolean match = false;
+        boolean lastMatch = false;
+        while (i < len) {
+            if (str.charAt(i) == separatorChar) {
+                if (match || preserveAllTokens) {
+                    list.add(str.substring(start, i));
+                    match = false;
+                    lastMatch = true;
+                }
+                start = ++i;
+                continue;
+            }
+            lastMatch = false;
+            match = true;
+            i++;
+        }
+        if (match || preserveAllTokens && lastMatch) {
+            list.add(str.substring(start, i));
+        }
+        return list.toArray(new String[list.size()]);
+    }
+
+    public static String avoidNull(String value) {
+        return avoidNull(value, "");
+    }
+
+    public static String avoidNull(String value, String defaultValue) {
+        return value == null ? defaultValue : value;
+    }
+
+    public static boolean isAllDigit(String str) {
+        if (TextUtils.isEmpty(str)) {
+            return false;
+        } else {
+            for (int i = 0, n = str.length(); i < n; i++) {
+                char ch = str.charAt(i);
+                if (ch < '0' || ch > '9') {
+                    return false;
+                }
+            }
+            return true;
+        }
+    }
+
+    public static int length(String str) {
+        return null == str ? 0 : str.length();
+    }
+
+    /**
+     * <p>Counts how many times the char appears in the given string.</p>
+     *
+     * <p>A {@code null} or empty ("") String input returns {@code 0}.</p>
+     *
+     * <pre>
+     * StringUtils.countMatches(null, *)       = 0
+     * StringUtils.countMatches("", *)         = 0
+     * StringUtils.countMatches("abba", 0)  = 0
+     * StringUtils.countMatches("abba", 'a')   = 2
+     * StringUtils.countMatches("abba", 'b')  = 2
+     * StringUtils.countMatches("abba", 'x') = 0
+     * </pre>
+     *
+     * @param str  the CharSequence to check, may be null
+     * @param ch  the char to count
+     * @return the number of occurrences, 0 if the CharSequence is {@code null}
+     */
+    public static int countMatches(final CharSequence str, final char ch) {
+        if (TextUtils.isEmpty(str)) {
+            return 0;
+        }
+        int count = 0;
+        // We could also call str.toCharArray() for faster look ups but that would generate more garbage.
+        for (int i = 0; i < str.length(); i++) {
+            if (ch == str.charAt(i)) {
+                count++;
+            }
+        }
+        return count;
+    }
+
+    /**
+     * All null or empty, or all not
+     */
+    public static boolean equals(String str1, String str2) {
+        return (TextUtils.isEmpty(str1) && TextUtils.isEmpty(str2)) ||
+                (!TextUtils.isEmpty(str1) && !TextUtils.isEmpty(str2) && str1.equals(str2));
+    }
+
+    public static int ordinalIndexOf(String str, char c, int n) {
+        if (null == str || n < 0) {
+            return -1;
+        }
+
+        int pos = -1;
+        do {
+            pos = str.indexOf(c, pos + 1);
+        } while (n-- > 0 && pos != -1);
+
+        return pos;
+    }
+
+    public static final char[] WHITE_SPACE_ARRAY = {
+            '\u0009', // TAB
+            '\u0020', // SPACE
+            '\u00A0', // NO-BREAK SPACE
+            '\u3000', // IDEOGRAPHIC SPACE
+    };
+
+    /**
+     * Works like {@link String#trim()}, but more white space is excluded.
+     * The white space characters is {@link #WHITE_SPACE_ARRAY}.
+     *
+     * @see {@link #trim(String, char[])}
+     */
+    public static String trim(String str) {
+        return trim(str, WHITE_SPACE_ARRAY);
+    }
+
+    /**
+     * Works like {@link String#trim()}, but custom characters is excluded.
+     *
+     * @see {@link #trim(String)}
+     */
+    public static String trim(String str, char[] excluded) {
+        if (null == str) {
+            return null;
+        }
+
+        int start = 0, last = str.length() - 1;
+        int end = last;
+        while ((start <= end) && (Arrays.binarySearch(excluded, str.charAt(start)) >= 0)) {
+            start++;
+        }
+        while ((end >= start) && (Arrays.binarySearch(excluded, str.charAt(end)) >= 0)) {
+            end--;
+        }
+        if (start == 0 && end == last) {
+            return str;
+        }
+
+        return str.substring(start, end + 1);
+    }
+
+    public static String remove(String str, char[] removed) {
+        if (TextUtils.isEmpty(str) || null == removed || 0 == removed.length) {
+            return str;
+        }
+
+        final char[] chars = str.toCharArray();
+        int pos = 0;
+        for (int i = 0; i < chars.length; i++) {
+            if (!Utilities.contain(removed, chars[i])) {
+                chars[pos++] = chars[i];
+            }
+        }
+        return new String(chars, 0, pos);
+    }
+}

app/src/main/java/com/hippo/yorozuya/Utilities.java

@@ -0,0 +1,119 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import android.text.TextUtils;
+import android.webkit.MimeTypeMap;
+
+import androidx.annotation.Nullable;
+
+import java.util.regex.Pattern;
+
+public final class Utilities {
+
+    /**
+     * Whether the array contain the element
+     *
+     * @param array the array
+     * @param obj the element
+     * @return true for the array contain the element
+     */
+    public static boolean contain(@Nullable Object[] array, @Nullable Object obj) {
+        if (null == array) {
+            return false;
+        }
+
+        for (Object o : array) {
+            if (ObjectUtils.equal(o, obj)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Whether the array contain the element
+     *
+     * @param array the array
+     * @param ch the element
+     * @return true for the array contain the element
+     */
+    public static boolean contain(@Nullable char[] array, char ch) {
+        if (null == array) {
+            return false;
+        }
+
+        for (char c: array) {
+            if (c == ch) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public static String getNameFromUrl(String url) {
+        if (!TextUtils.isEmpty(url)) {
+            int fragment = url.lastIndexOf('#');
+            if (fragment > 0) {
+                url = url.substring(0, fragment);
+            }
+
+            int query = url.lastIndexOf('?');
+            if (query > 0) {
+                url = url.substring(0, query);
+            }
+
+            int filenamePos = url.lastIndexOf('/');
+            String filename =
+                    0 <= filenamePos ? url.substring(filenamePos + 1) : url;
+
+            // if the filename contains special characters, we don't
+            // consider it valid for our matching purposes:
+            if (filename.length() != 0 &&
+                    Pattern.matches("[a-zA-Z_0-9\\.\\-\\(\\)%]+", filename)) {
+                int dotPos = filename.lastIndexOf('.');
+                if (0 < dotPos) {
+                    return filename.substring(0, dotPos);
+                }
+            }
+        }
+
+        return null;
+    }
+
+    private static final String[] MIME_TYPE_ARRAY = {
+            "image/jpg"
+    };
+
+    private static final String[] EXTENSION_ARRAY = {
+            "jpg"
+    };
+
+    public static String getExtensionFromMimeType(String mimeType) {
+        if (TextUtils.isEmpty(mimeType)) {
+            return null;
+        }
+
+        for (int i = 0, n = MIME_TYPE_ARRAY.length; i < n; i++) {
+            if (MIME_TYPE_ARRAY[i].equals(mimeType)) {
+                return EXTENSION_ARRAY[i];
+            }
+        }
+
+        return MimeTypeMap.getSingleton().getExtensionFromMimeType(mimeType);
+    }
+}

app/src/main/java/com/hippo/yorozuya/ViewUtils.java

@@ -0,0 +1,515 @@
+/*
+ * Copyright 2015 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.yorozuya;
+
+import android.annotation.TargetApi;
+import android.app.Activity;
+import android.app.Dialog;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.os.Build;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewParent;
+import android.view.ViewTreeObserver;
+
+import androidx.annotation.IdRes;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import java.io.PrintWriter;
+import java.util.concurrent.atomic.AtomicInteger;
+
+public final class ViewUtils {
+    private ViewUtils() {}
+
+    public static final int MAX_SIZE = Integer.MAX_VALUE & ~(0x3 << 30);
+
+    private static final AtomicInteger sNextGeneratedId = new AtomicInteger(1);
+
+    /**
+     * Get view center location in window
+     *
+     * @param view the view to check
+     * @param location an array of two integers in which to hold the coordinates
+     */
+    public static void getCenterInWindows(View view, int[] location) {
+        getLocationInWindow(view, location);
+        location[0] += view.getWidth() / 2;
+        location[1] += view.getHeight() / 2;
+    }
+
+    /**
+     * Get view location in window
+     *
+     * @param view the view to check
+     * @param location an array of two integers in which to hold the coordinates
+     */
+    public static void getLocationInWindow(View view, int[] location) {
+        getLocationInAncestor(view, location, android.R.id.content);
+    }
+
+    /**
+     * Get view center in ths ancestor
+     *
+     * @param view the view to start with
+     * @param location the container of result
+     * @param ancestorId the ancestor id
+     */
+    public static void getCenterInAncestor(View view, int[] location, int ancestorId) {
+        getLocationInAncestor(view, location, ancestorId);
+        location[0] += view.getWidth() / 2;
+        location[1] += view.getHeight() / 2;
+    }
+
+    /**
+     * Get view location in ths ancestor
+     *
+     * @param view the view to start with
+     * @param location the container of result
+     * @param ancestorId the ancestor id
+     */
+    public static void getLocationInAncestor(View view, int[] location, int ancestorId) {
+        if (location == null || location.length < 2) {
+            throw new IllegalArgumentException(
+                    "location must be an array of two integers");
+        }
+
+        float[] position = new float[2];
+
+        position[0] = view.getLeft();
+        position[1] = view.getTop();
+
+        ViewParent viewParent = view.getParent();
+        while (viewParent instanceof View) {
+            view = (View) viewParent;
+            if (view.getId() == ancestorId) {
+                break;
+            }
+
+            position[0] -= view.getScrollX();
+            position[1] -= view.getScrollY();
+
+            position[0] += view.getLeft();
+            position[1] += view.getTop();
+
+            viewParent = view.getParent();
+        }
+
+        location[0] = (int) (position[0] + 0.5f);
+        location[1] = (int) (position[1] + 0.5f);
+    }
+
+    /**
+     * Get view center in ths ancestor
+     *
+     * @param view the view to start with
+     * @param location the container of result
+     * @param ancestor the ancestor
+     */
+    public static void getCenterInAncestor(View view, int[] location, View ancestor) {
+        getLocationInAncestor(view, location, ancestor);
+        location[0] += view.getWidth() / 2;
+        location[1] += view.getHeight() / 2;
+    }
+
+    /**
+     * Get view location in ths ancestor
+     *
+     * @param view the view to start with
+     * @param location the container of result
+     * @param ancestor the ancestor
+     */
+    public static void getLocationInAncestor(View view, int[] location, View ancestor) {
+        if (location == null || location.length < 2) {
+            throw new IllegalArgumentException(
+                    "location must be an array of two integers");
+        }
+
+        float[] position = new float[2];
+
+        position[0] = view.getLeft();
+        position[1] = view.getTop();
+
+        ViewParent viewParent = view.getParent();
+        while (viewParent instanceof View) {
+            view = (View) viewParent;
+            if (viewParent == ancestor) {
+                break;
+            }
+
+            position[0] -= view.getScrollX();
+            position[1] -= view.getScrollY();
+
+            position[0] += view.getLeft();
+            position[1] += view.getTop();
+
+            viewParent = view.getParent();
+        }
+
+        location[0] = (int) (position[0] + 0.5f);
+        location[1] = (int) (position[1] + 0.5f);
+    }
+
+    /**
+     * Look for a ancestor view with the given id. If this view has the given
+     * id, return this view.
+     *
+     * @param view the view to start with
+     * @param id The id to search for.
+     * @return The view that has the given id in the hierarchy or null
+     */
+    public static View getAncestor(View view, int id) {
+        if (view.getId() == id) {
+            return view;
+        }
+
+        ViewParent viewParent = view.getParent();
+        while (viewParent instanceof View) {
+            view = (View) viewParent;
+            if (view.getId() == id) {
+                return view;
+            }
+            viewParent = view.getParent();
+        }
+        return null;
+    }
+
+    /**
+     * Look for a child view with the given id. If this view has the given
+     * id, return this view.
+     *
+     * @param view the view to start with
+     * @param id the id to search for
+     * @return the view that has the given id in the hierarchy or null
+     */
+    public static View getChild(View view, int id) {
+        if (view.getId() == id) {
+            return view;
+        }
+
+        if (view instanceof ViewGroup) {
+            ViewGroup viewGroup = (ViewGroup) view;
+            for (int i = 0, n = viewGroup.getChildCount(); i < n; i++) {
+                View child = viewGroup.getChildAt(i);
+                View result = getChild(child, id);
+                if (result != null) {
+                    return result;
+                }
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Returns a bitmap showing a screenshot of the view passed in.
+     *
+     * @param v The view to get screenshot
+     * @return The screenshot
+     */
+    public static Bitmap getBitmapFromView(View v) {
+        int width = v.getWidth();
+        int height = v.getHeight();
+        if (width == 0 && height == 0) {
+            width = v.getMeasuredWidth();
+            height = v.getMeasuredHeight();
+        }
+        Bitmap bitmap = Bitmap.createBitmap(width, height,
+                Bitmap.Config.ARGB_8888);
+        Canvas canvas = new Canvas(bitmap);
+        canvas.translate(-v.getScrollX(), -v.getScrollY());
+        v.draw(canvas);
+        return bitmap;
+    }
+
+    /**
+     * Remove view from its parent
+     *
+     * @param view the view to remove
+     */
+    public static void removeFromParent(View view) {
+        ViewParent vp = view.getParent();
+        if (vp instanceof ViewGroup)
+            ((ViewGroup) vp).removeView(view);
+    }
+
+    /**
+     * Method that removes the support for HardwareAcceleration from a
+     * {@link View}.<br/>
+     * <br/>
+     * Check AOSP notice:<br/>
+     *
+     * <pre>
+     * 'ComposeShader can only contain shaders of different types (a BitmapShader and a
+     * LinearGradient for instance, but not two instances of BitmapShader)'. But, 'If your
+     * application is affected by any of these missing features or limitations, you can turn
+     * off hardware acceleration for just the affected portion of your application by calling
+     * setLayerType(View.LAYER_TYPE_SOFTWARE, null).'
+     * </pre>
+     *
+     * @param v
+     *            The view
+     */
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public static void removeHardwareAccelerationSupport(View v) {
+        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB) {
+            if (v.getLayerType() != View.LAYER_TYPE_SOFTWARE) {
+                v.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
+            }
+        }
+    }
+
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public static void addHardwareAccelerationSupport(View v) {
+        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB) {
+            if (v.getLayerType() != View.LAYER_TYPE_HARDWARE) {
+                v.setLayerType(View.LAYER_TYPE_HARDWARE, null);
+            }
+        }
+    }
+
+    public static void measureView(View v, int width, int height) {
+        int widthMeasureSpec;
+        int heightMeasureSpec;
+        if (width == ViewGroup.LayoutParams.WRAP_CONTENT)
+            widthMeasureSpec = View.MeasureSpec.makeMeasureSpec(0,
+                    View.MeasureSpec.UNSPECIFIED);
+        else
+            widthMeasureSpec = View.MeasureSpec.makeMeasureSpec(Math.max(width, 0),
+                    View.MeasureSpec.EXACTLY);
+        if (height == ViewGroup.LayoutParams.WRAP_CONTENT)
+            heightMeasureSpec = View.MeasureSpec.makeMeasureSpec(0,
+                    View.MeasureSpec.UNSPECIFIED);
+        else
+            heightMeasureSpec = View.MeasureSpec.makeMeasureSpec(Math.max(height, 0),
+                    View.MeasureSpec.EXACTLY);
+
+        v.measure(widthMeasureSpec, heightMeasureSpec);
+    }
+
+    /**
+     * Determine if the supplied view is under the given point in the
+     * parent view's coordinate system.
+     *
+     * @param view Child view of the parent to hit test
+     * @param x X position to test in the parent's coordinate system
+     * @param y Y position to test in the parent's coordinate system
+     * @param slop the slop out of the view, or negative for inside
+     * @return true if the supplied view is under the given point, false otherwise
+     */
+    public static boolean isViewUnder(@Nullable View view, int x, int y, int slop) {
+        if (view == null) {
+            return false;
+        } else {
+            float translationX = 0.0f;
+            float translationY = 0.0f;
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
+                translationX = view.getTranslationX();
+                translationY = view.getTranslationY();
+            }
+            return x >= view.getLeft() + translationX - slop &&
+                    x < view.getRight() + translationX + slop &&
+                    y >= view.getTop() + translationY - slop &&
+                    y < view.getBottom() + translationY + slop;
+        }
+    }
+
+    /**
+     * Utility to return a default size. Uses the supplied size if the
+     * MeasureSpec imposed no constraints. Will get suitable if allowed
+     * by the MeasureSpec.
+     *
+     * @param size Default size for this view
+     * @param measureSpec Constraints imposed by the parent
+     * @return The size this view should be.
+     */
+    public static int getSuitableSize(int size, int measureSpec) {
+        int result = size;
+        int specMode = View.MeasureSpec.getMode(measureSpec);
+        int specSize = View.MeasureSpec.getSize(measureSpec);
+
+        switch (specMode) {
+            case View.MeasureSpec.UNSPECIFIED:
+                result = size;
+                break;
+            case View.MeasureSpec.EXACTLY:
+                result = specSize;
+                break;
+            case View.MeasureSpec.AT_MOST:
+                return size == 0 ? specSize : Math.min(size, specSize);
+        }
+        return result;
+    }
+
+    /**
+     * removeOnGlobalLayoutListener
+     *
+     * @param viewTreeObserver the ViewTreeObserver
+     * @param l the OnGlobalLayoutListener
+     */
+    @SuppressWarnings("deprecation")
+    public static void removeOnGlobalLayoutListener(ViewTreeObserver viewTreeObserver,
+            ViewTreeObserver.OnGlobalLayoutListener l) {
+        if(Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
+            viewTreeObserver.removeGlobalOnLayoutListener(l);
+        } else {
+            viewTreeObserver.removeOnGlobalLayoutListener(l);
+        }
+    }
+
+    /**
+     * Get index in parent
+     *
+     * @param view The view
+     * @return The index
+     */
+    public static int getIndexInParent(View view) {
+        ViewParent parent =  view.getParent();
+        if (parent instanceof ViewGroup) {
+            ViewGroup viewParent = (ViewGroup) parent;
+            int count = viewParent.getChildCount();
+            for (int i = 0; i < count; i++) {
+                View v = viewParent.getChildAt(i);
+                if (v == view) {
+                    return i;
+                }
+            }
+        }
+        return -1;
+    }
+
+    /**
+     * Transform point from parent to child
+     *
+     * @param point the point
+     * @param parent the parent
+     * @param child the child
+     */
+    public static void transformPointToViewLocal(float[] point, View parent, View child) {
+        point[0] += parent.getScrollX() - child.getLeft();
+        point[1] += parent.getScrollY() - child.getTop();
+    }
+
+    public static void setEnabledRecursively(View view, boolean enabled) {
+        if (view instanceof ViewGroup) {
+            ViewGroup viewGroup = (ViewGroup) view;
+            for (int i = 0, n = viewGroup.getChildCount(); i < n; i++) {
+                setEnabledRecursively(viewGroup.getChildAt(i), enabled);
+            }
+        }
+        view.setEnabled(enabled);
+    }
+
+    public static void dumpViewHierarchy(View view, PrintWriter writer) {
+        dumpViewHierarchy(view, writer, "");
+    }
+
+    private static void dumpViewHierarchy(View view, PrintWriter writer, String prefix) {
+        writer.write(prefix);writer.write(view.getClass().getName());writer.write('\n');
+        if (view instanceof ViewGroup) {
+            String newPrefix = prefix + "    ";
+            ViewGroup viewGroup = (ViewGroup) view;
+            for (int i = 0, count = viewGroup.getChildCount(); i < count; i++) {
+                View child = viewGroup.getChildAt(i);
+                dumpViewHierarchy(child, writer, newPrefix);
+            }
+        }
+        writer.flush();
+    }
+
+    /**
+     * Generate a value suitable for use in {@link View#setId(int)}.
+     * This value will not collide with ID values generated at build time by aapt for R.id.
+     *
+     * @return a generated ID value
+     */
+    public static int generateViewId() {
+        for (;;) {
+            final int result = sNextGeneratedId.get();
+            // aapt-generated IDs have the high byte nonzero; clamp to the range under that.
+            int newValue = result + 1;
+            if (newValue > 0x00FFFFFF) newValue = 1; // Roll over to 1, not 0.
+            if (sNextGeneratedId.compareAndSet(result, newValue)) {
+                return result;
+            }
+        }
+    }
+
+    /**
+     * Offset this view translationX
+     */
+    public static void translationXBy(View view, float offset) {
+        view.setTranslationX(view.getTranslationX() + offset);
+    }
+
+    /**
+     * Offset this view translationY
+     */
+    public static void translationYBy(View view, float offset) {
+        view.setTranslationY(view.getTranslationY() + offset);
+    }
+
+    /**
+     * The visual right position of this view, in pixels. This is equivalent to the
+     * {@link View#setTranslationX(float) translationX} property plus the current
+     * {@link View#getRight() right} property.
+     *
+     * @return The visual right position of this view, in pixels.
+     */
+    public static float getX2(View view) {
+        return view.getRight() + view.getTranslationX();
+    }
+
+    /**
+     * The visual bottom position of this view, in pixels. This is equivalent to the
+     * {@link View#setTranslationY(float) translationY} property plus the current
+     * {@link View#getBottom()} () bottom} property.
+     *
+     * @return The visual bottom position of this view, in pixels.
+     */
+    public static float getY2(View view) {
+        return view.getBottom() + view.getTranslationY();
+    }
+
+    @NonNull
+    public static View $$(Activity activity, @IdRes int id) {
+        View result = activity.findViewById(id);
+        if (null == result) {
+            throw new NullPointerException("Can't find view with id: " + id);
+        }
+        return result;
+    }
+
+    @NonNull
+    public static View $$(Dialog dialog, @IdRes int id) {
+        View result = dialog.findViewById(id);
+        if (null == result) {
+            throw new NullPointerException("Can't find view with id: " + id);
+        }
+        return result;
+    }
+
+    @NonNull
+    public static View $$(View view, @IdRes int id) {
+        View result = view.findViewById(id);
+        if (null == result) {
+            throw new NullPointerException("Can't find view with id: " + id);
+        }
+        return result;
+    }
+}

app/src/main/res/drawable-v25/ic_shortcut_start.xml

@@ -6,10 +6,10 @@
     android:viewportHeight="48">
     <path
         android:fillAlpha="1"
-        android:fillColor="@color/shortcut_bg"
+        android:fillColor="@android:color/white"
         android:pathData="M46,24A22,22 0,0 1,24 46,22 22,0 0,1 2,24 22,22 0,0 1,24 2,22 22,0 0,1 46,24Z" />
     <path
         android:fillAlpha="1"
-        android:fillColor="@color/colorPrimary"
+        android:fillColor="@android:color/black"
         android:pathData="M20,17V31L31,24Z" />
 </vector>

app/src/main/res/drawable-v25/ic_shortcut_stop.xml

@@ -6,10 +6,10 @@
     android:viewportHeight="48">
     <path
         android:fillAlpha="1"
-        android:fillColor="@color/shortcut_bg"
+        android:fillColor="@android:color/white"
         android:pathData="M46,24A22,22 0,0 1,24 46,22 22,0 0,1 2,24 22,22 0,0 1,24 2,22 22,0 0,1 46,24Z" />
     <path
         android:fillAlpha="1"
-        android:fillColor="@color/colorPrimary"
+        android:fillColor="@android:color/black"
         android:pathData="m18,31h4L22,17h-4zM26,17v14h4L30,17Z" />
 </vector>

app/src/main/res/drawable/category_background.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item>
-        <color android:color="@android:color/system_neutral1_50" />
-    </item>
-    <item android:drawable="?android:attr/selectableItemBackground" />
-</layer-list>

app/src/main/res/drawable/check_text_view_foreground.xml

@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item>
-        <selector
-            android:enterFadeDuration="@android:integer/config_shortAnimTime"
-            android:exitFadeDuration="@android:integer/config_shortAnimTime">
-            <item android:state_checked="true">
-                <color android:color="@color/check_text_view_mask" />
-            </item>
-        </selector>
-    </item>
-    <item android:drawable="?android:attr/selectableItemBackground" />
-</layer-list>

app/src/main/res/drawable/default_avatar.xml

@@ -1,47 +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.
-  -->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="64dp"
-    android:height="64dp"
-    android:viewportWidth="24"
-    android:viewportHeight="24">
-
-    <path
-        android:fillColor="@color/teal_500"
-        android:pathData="M0,12a12,12 0 1,0 24,0a12,12 0 1,0 -24,0" />
-
-    <path
-        android:fillColor="@android:color/black"
-        android:pathData="M16.5,9.9L16.1,9.6L19.1,5.9C19.2,5.8,19.4,5.8,19.5,5.9L19.5,5.9C19.6,6,19.6,6.2,19.5,6.3L16.5,9.9Z" />
-
-    <path
-        android:fillColor="@android:color/black"
-        android:pathData="M9.1,8.8L8.6,9.1L6.2,5C6.1,4.9,6.2,4.7,6.3,4.6L6.3,4.6C6.4,4.5,6.6,4.6,6.7,4.7L9.1,8.8Z" />
-
-    <path
-        android:fillColor="@android:color/white"
-        android:pathData="M1.8,14.6L22.1,16.4C21.4,11.3,17.6,7.9,12.6,7.5C7.8,7,3.4,9.7,1.8,14.6Z" />
-
-    <path
-        android:fillColor="@android:color/black"
-        android:pathData="M15.4,11.9a1.1,1.1 0 1,0 2.2,0a1.1,1.1 0 1,0 -2.2,0" />
-
-    <path
-        android:fillColor="@android:color/black"
-        android:pathData="M7.1,11.2a1.1,1.1 0 1,0 2.2,0a1.1,1.1 0 1,0 -2.2,0" />
-
-</vector>

app/src/main/res/drawable/ic_baseline_dark_mode_24.xml

@@ -1,10 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:tint="?attr/colorControlNormal"
-    android:viewportWidth="24"
-    android:viewportHeight="24">
-    <path
-        android:fillColor="@android:color/white"
-        android:pathData="M12,3c-4.97,0 -9,4.03 -9,9s4.03,9 9,9s9,-4.03 9,-9c0,-0.46 -0.04,-0.92 -0.1,-1.36c-0.98,1.37 -2.58,2.26 -4.4,2.26c-2.98,0 -5.4,-2.42 -5.4,-5.4c0,-1.81 0.89,-3.42 2.26,-4.4C12.92,3.04 12.46,3 12,3L12,3z" />
-</vector>

app/src/main/res/drawable/ic_pause_108dp.xml

@@ -5,6 +5,6 @@
     android:viewportHeight="108">
     <path
         android:fillAlpha="1"
-        android:fillColor="@color/colorPrimary"
+        android:fillColor="@android:color/white"
         android:pathData="m42,68h8V40H42ZM58,40v28h8V40Z" />
 </vector>

app/src/main/res/drawable/ic_play_arrow_108dp.xml

@@ -5,6 +5,6 @@
     android:viewportHeight="108">
     <path
         android:fillAlpha="1"
-        android:fillColor="@color/colorPrimary"
+        android:fillColor="@android:color/white"
         android:pathData="M46,40V68L68,54Z" />
 </vector>

app/src/main/res/layout-land/activity_set_security.xml

@@ -1,92 +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:baselineAligned="true"
-    android:orientation="horizontal"
-    android:paddingHorizontal="@dimen/keyline_margin"
-    app:fitsSystemWindowsInsets="bottom">
-
-    <FrameLayout
-        android:layout_width="0dp"
-        android:layout_height="match_parent"
-        android:layout_weight="1">
-
-        <TextView
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center_horizontal|top"
-            android:gravity="center"
-            android:padding="@dimen/keyline_margin"
-            android:text="@string/set_pattern_protection_tip"
-            android:textAppearance="@style/TextAppearance.AppCompat.Medium" />
-
-        <androidx.appcompat.widget.AppCompatCheckBox
-            android:id="@+id/fingerprint_checkbox"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center"
-            android:layout_marginBottom="20dp"
-            android:text="@string/enable_biometric"
-            android:visibility="gone" />
-
-        <LinearLayout
-            android:id="@+id/buttonPanel"
-            style="?attr/buttonBarStyle"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_gravity="bottom"
-            android:clipToPadding="false"
-            android:orientation="vertical"
-            android:paddingLeft="12dp"
-            android:paddingTop="4dp"
-            android:paddingRight="12dp"
-            android:paddingBottom="4dp">
-
-            <Button
-                android:id="@+id/set"
-                style="@style/Widget.MaterialComponents.Button"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_weight="1"
-                android:text="@string/set" />
-
-            <Button
-                android:id="@+id/cancel"
-                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_weight="1"
-                android:text="@android:string/cancel" />
-
-        </LinearLayout>
-    </FrameLayout>
-
-    <FrameLayout
-        android:layout_width="0dp"
-        android:layout_height="match_parent"
-        android:layout_weight="1">
-
-        <com.hippo.widget.lockpattern.LockPatternView
-            android:id="@+id/pattern_view"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
-
-    </FrameLayout>
-</LinearLayout>

app/src/main/res/layout/activity_preference.xml

@@ -11,13 +11,12 @@
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:elevation="4dp"
         android:fitsSystemWindows="true">
 
         <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize" />
+            android:layout_height="wrap_content" />
     </com.google.android.material.appbar.AppBarLayout>
 
     <androidx.coordinatorlayout.widget.CoordinatorLayout

app/src/main/res/layout/activity_set_security.xml

@@ -1,95 +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"
-    app:fitsSystemWindowsInsets="bottom">
-
-    <TextView
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="center"
-        android:padding="@dimen/keyline_margin"
-        android:text="@string/set_pattern_protection_tip"
-        android:textAppearance="@style/TextAppearance.AppCompat.Medium" />
-
-    <FrameLayout
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:layout_weight="1">
-
-        <com.hippo.widget.MaxSizeContainer xmlns:app="http://schemas.android.com/apk/res-auto"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center"
-            android:layout_margin="32dp"
-            app:maxHeight="320dp"
-            app:maxWidth="320dp">
-
-            <com.hippo.widget.lockpattern.LockPatternView
-                android:id="@+id/pattern_view"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content" />
-
-        </com.hippo.widget.MaxSizeContainer>
-    </FrameLayout>
-
-    <androidx.appcompat.widget.AppCompatCheckBox
-        android:id="@+id/fingerprint_checkbox"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center_horizontal"
-        android:layout_marginBottom="20dp"
-        android:text="@string/enable_biometric"
-        android:visibility="gone" />
-
-    <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/cancel"
-            style="@style/Widget.MaterialComponents.Button.OutlinedButton"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginHorizontal="4dp"
-            android:layout_weight="1"
-            android:text="@android:string/cancel" />
-
-        <Button
-            android:id="@+id/set"
-            style="@style/Widget.MaterialComponents.Button"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginHorizontal="4dp"
-            android:layout_weight="1"
-            android:text="@string/set" />
-
-    </LinearLayout>
-</LinearLayout>

app/src/main/res/layout/dialog_gallery_menu.xml

@@ -137,56 +137,56 @@
 
         </LinearLayout>
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/keep_screen_on"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_keep_screen_on" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/show_clock"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_show_clock" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/show_progress"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_show_progress" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/show_battery"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_show_battery" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/show_page_interval"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_show_page_interval" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/volume_page"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_volume_page"
             android:textColor="?android:attr/textColorPrimary" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/reverse_volume_page"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_reverse_volume" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/reading_fullscreen"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/settings_read_reading_fullscreen" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.materialswitch.MaterialSwitch
             android:id="@+id/custom_screen_lightness"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"

app/src/main/res/layout/gallery_detail_header.xml

@@ -105,8 +105,7 @@
                 android:paddingTop="16dp"
                 android:paddingRight="12dp"
                 android:paddingBottom="16dp"
-                app:srcCompat="@drawable/v_dots_vertical_secondary_dark_x24"
-                app:tint="@color/primary_drawable_black" />
+                app:srcCompat="@drawable/v_dots_vertical_secondary_dark_x24" />
 
         </RelativeLayout>
 

app/src/main/res/layout/item_gallery_list.xml

@@ -19,8 +19,7 @@
     style="@style/Widget.Material3.CardView.Elevated"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_margin="2dp"
-    android:background="?selectableItemBackground"
+    android:layout_margin="4dp"
     android:checkable="true"
     android:clickable="true"
     android:focusable="true">
@@ -61,7 +60,7 @@
             style="@style/CardMessage"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_below="@id/title"
+            android:layout_above="@id/rating"
             android:layout_alignStart="@id/title"
             android:layout_marginTop="2dp" />
 
@@ -86,7 +85,7 @@
             android:layout_height="wrap_content"
             android:layout_above="@id/category"
             android:layout_alignStart="@id/title"
-            android:layout_marginBottom="4dp" />
+            android:layout_marginBottom="2dp" />
 
         <TextView
             android:id="@+id/posted"

app/src/main/res/layout/scene_security.xml

@@ -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.
-  -->
-
-<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"
-    app:fitsSystemWindowsInsets="top|bottom">
-
-    <com.hippo.widget.MaxSizeContainer xmlns:app="http://schemas.android.com/apk/res-auto"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center"
-        android:layout_margin="32dp"
-        app:maxHeight="360dp"
-        app:maxWidth="320dp">
-
-        <com.hippo.widget.lockpattern.LockPatternView
-            android:id="@+id/pattern_view"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
-
-
-    </com.hippo.widget.MaxSizeContainer>
-</FrameLayout>

app/src/main/res/layout/search_normal.xml

@@ -89,7 +89,7 @@
             android:layout_height="wrap_content"
             android:layout_weight="1" />
 
-        <com.google.android.material.switchmaterial.SwitchMaterial
+        <com.google.android.material.checkbox.MaterialCheckBox
             android:id="@+id/search_enable_advance"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"

app/src/main/res/values-night/colors.xml

@@ -15,18 +15,8 @@
   -->
 
 <resources>
-
-    <color name="primary_drawable">#ffffffff</color>
-
     <!-- divider -->
     <color name="divider">#20ffffff</color>
 
-    <!-- shadow -->
-
-    <!-- Gallery Activity -->
-
     <!-- Lock pattern view -->
-    <color name="lock_pattern_view_regular_color">#8affffff</color>
-
-    <!--Shortcut background-->
 </resources>

app/src/main/res/values-th/strings.xml

@@ -519,7 +519,6 @@
     <string name="settings_about_declaration" translatable="false">EhViewer</string>
     <string name="settings_about_declaration_summary">EhViewer ไม่มีความแตกต่างจากตัวเว็บ E-Hentai.org แต่อย่างใด</string>
     <string name="settings_about_author">นักพัฒนา</string>
-    <string name="settings_about_author_summary" translatable="false">Hippo &lt;ehviewersu$gmail.com&gt;</string>
     <string name="settings_about_telegram">Telegram</string>
     <string name="settings_about_website">เว็บไซต์</string>
     <string name="settings_about_source">ซอร์สโค้ด</string>

app/src/main/res/values-zh-rCN/strings.xml

@@ -761,4 +761,5 @@
     <string name="open_by_default">默认打开</string>
 
     <string name="show_library_version">依赖库之版本</string>
+    <string name="settings_privacy_require_unlock">需要解锁</string>
 </resources>

app/src/main/res/values/colors.xml

@@ -15,12 +15,9 @@
   -->
 
 <resources>
-    <color name="primary_drawable">#8a000000</color>
-    <color name="primary_drawable_dark">#ffffffff</color>
     <color name="primary_drawable_black">#ccffffff</color>
     <color name="secondary_drawable_black">#3dffffff</color>
     <color name="red_500">#fff44336</color>
-    <color name="teal_500">#ff009688</color>
     <color name="purple_a700">#ffaa00ff</color>
     <color name="cyan_600">#ff00acc1</color>
     <color name="light_green_600">#ff7cb342</color>
@@ -28,7 +25,6 @@
     <color name="deep_orange_400">#ffff7043</color>
     <color name="grey_500">#ff9e9e9e</color>
     <color name="brown_500">#ff795548</color>
-    <color name="colorPrimary">@color/teal_500</color>
     <color name="loading_indicator_red">#ffe53935</color>
     <color name="loading_indicator_purple">@color/purple_a700</color>
     <color name="loading_indicator_blue">#ff1d87e4</color>
@@ -36,28 +32,17 @@
     <color name="loading_indicator_green">@color/light_green_600</color>
     <color name="loading_indicator_yellow">@color/yellow_800</color>
     <color name="loading_indicator_orange">@color/deep_orange_400</color>
-    <color name="check_text_view_mask">#4a000000</color>
 
     <!-- Red -->
-    <color name="doujinshi">#fff44336</color>
     <!-- Orange -->
-    <color name="manga">#ffff9800</color>
     <!-- Yellow 700 -->
-    <color name="artist_cg">#ffFbc02d</color>
     <!-- Green -->
-    <color name="game_cg">#ff4caf50</color>
     <!-- Light Green -->
-    <color name="western">#ff8bc34a</color>
     <!-- Blue -->
-    <color name="non_h">#ff2196f3</color>
     <!-- Indigo -->
-    <color name="image_set">#ff3f51b5</color>
     <!-- Purple -->
-    <color name="cosplay">#ff9c27b0</color>
     <!-- Deep Purple 300 -->
-    <color name="asian_porn">#ff9575cd</color>
     <!-- Pink 300 -->
-    <color name="misc">#fff06292</color>
 
     <!-- divider -->
     <color name="divider">#20000000</color>
@@ -68,9 +53,6 @@
     <!-- Gallery Activity -->
 
     <!-- Lock pattern view -->
-    <color name="lock_pattern_view_regular_color">#8a000000</color>
-    <color name="lock_pattern_view_success_color">@color/colorPrimary</color>
-    <color name="lock_pattern_view_error_color">@color/red_500</color>
 
     <!--Shortcut background-->
     <color name="shortcut_bg">#F5F5F5</color>

app/src/main/res/values/dimens.xml

@@ -82,8 +82,6 @@
     <dimen name="add_thickness">2dp</dimen>
 
     <!-- CategoryTable -->
-    <dimen name="category_table_item_height">40dp</dimen>
-    <dimen name="category_table_item_margin">4dp</dimen>
 
     <!-- AdvanceSearchTable -->
     <dimen name="advance_search_table_item_margin">4dp</dimen>
@@ -97,7 +95,6 @@
     <dimen name="image_search_max_size">240dp</dimen>
 
     <!-- Switch padding -->
-    <dimen name="switch_padding">8dp</dimen>
 
     <!-- FabLayout -->
     <dimen name="fab_layout_primary_margin">24dp</dimen>
@@ -120,9 +117,6 @@
     <dimen name="gallery_guide_divider_width">3dp</dimen>
 
     <!-- Lock pattern view -->
-    <dimen name="lock_pattern_dot_line_width">3dp</dimen>
-    <dimen name="lock_pattern_dot_size">12dp</dimen>
-    <dimen name="lock_pattern_dot_size_activated">28dp</dimen>
 
     <!-- Custom preference -->
 

app/src/main/res/values/drawables.xml

@@ -17,6 +17,5 @@
 
     <drawable name="transparent">@android:color/transparent</drawable>
     <drawable name="tile_background_activated">#7f9c27b0</drawable>
-    <drawable name="sadpanda_low_poly">@color/colorPrimary</drawable>
 
 </resources>

app/src/main/res/values/strings.xml

@@ -620,7 +620,7 @@
     <string name="settings_about_declaration" translatable="false">EhViewer</string>
     <string name="settings_about_declaration_summary">EhViewer is not affiliated with E-Hentai.org in any way</string>
     <string name="settings_about_author">Author</string>
-    <string name="settings_about_author_summary" translatable="false">&lt;del&gt;Hippo &amp;lt;ehviewersu$gmail.com&amp;gt;&lt;/del&gt;&lt;br&gt;NekoInverter &amp;lt;nekoworkshop$protonmail.com&amp;gt;</string>
+    <string name="settings_about_author_summary" translatable="false">&lt;del&gt;Hippo &amp;lt;ehviewersu$gmail.com&amp;gt;&lt;/del&gt;&lt;br&gt;NekoInverter &amp;lt;nekoworkshop$protonmail.com&amp;gt; &lt;br&gt;飛鳥澪</string>
     <string name="settings_about_telegram">Telegram</string>
     <string name="settings_about_latest_release">Latest release</string>
     <string name="settings_about_website">Website</string>
@@ -825,4 +825,5 @@
     <string name="open_by_default">Open by default</string>
 
     <string name="show_library_version">Library Version</string>
+    <string name="settings_privacy_require_unlock">Require Unlock</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -19,7 +19,6 @@
     <style name="AppTheme" parent="Base.AppTheme" />
 
     <!-- TextAppearance -->
-    <style name="TextAppearance" parent="TextAppearance.Material3.TitleMedium" />
 
     <!-- Progress View -->
     <style name="ProgressView">
@@ -28,38 +27,19 @@
         <item name="android:minHeight">48dp</item>
     </style>
 
-    <style name="TextAppearance.CardTitle">
-        <item name="android:textSize">@dimen/text_little_small</item>
-    </style>
-
     <style name="CardTitle">
-        <item name="android:textAppearance">@style/TextAppearance.CardTitle</item>
+        <item name="android:textAppearance">@style/TextAppearance.Material3.TitleSmall</item>
         <item name="android:ellipsize">end</item>
         <item name="android:maxLines">2</item>
-        <item name="android:lineSpacingExtra">0sp</item>
-    </style>
-
-    <style name="TextAppearance.CardMessage">
-        <item name="android:textSize">@dimen/text_small</item>
     </style>
 
     <style name="CardMessage">
-        <item name="android:textAppearance">@style/TextAppearance.CardMessage</item>
+        <item name="android:textAppearance">@style/TextAppearance.Material3.BodyMedium</item>
         <item name="android:ellipsize">end</item>
         <item name="android:singleLine">true</item>
         <item name="android:maxLines">1</item>
     </style>
 
-    <!-- CategoryText -->
-    <style name="CategoryText">
-        <item name="android:textAppearance">@style/TextAppearance.Material3.ActionBar.Subtitle
-        </item>
-        <item name="android:textStyle">bold</item>
-        <item name="android:gravity">center</item>
-        <item name="android:minHeight">@dimen/category_table_item_height</item>
-        <item name="android:foreground">@drawable/check_text_view_foreground</item>
-    </style>
-
     <style name="TextAppearance.CategoryTitle" parent="TextAppearance.Material3.TitleMedium">
         <item name="android:textStyle">bold</item>
     </style>
@@ -71,15 +51,6 @@
         <item name="android:gravity">center_vertical</item>
     </style>
 
-    <style name="ButtonInCard">
-        <item name="android:textAppearance">@style/TextAppearance.Material3.LabelLarge</item>
-        <item name="android:textStyle">bold</item>
-        <item name="android:gravity">center</item>
-        <item name="android:minHeight">48dp</item>
-        <item name="android:minWidth">88dp</item>
-        <item name="android:padding">8dp</item>
-    </style>
-
     <style name="Slider">
         <item name="thickness">2dp</item>
         <item name="radius">6dp</item>

app/src/main/res/values/themes.xml

@@ -21,10 +21,8 @@
     <!-- ========== -->
 
     <style name="Base.AppTheme" parent="Theme.Material3.DynamicColors.DayNight">
-        <item name="colorControlActivated">@color/colorPrimary</item>
         <item name="colorEdgeEffect">@color/grey_500</item>
         <item name="dividerColor">@color/divider</item>
-        <item name="colorControlNormal">@color/primary_drawable</item>
         <item name="drawableColorSecondary">@color/material_dynamic_secondary50</item>
         <item name="drawableColorThemePrimary">@color/material_dynamic_primary50</item>
         <item name="guideBackgroundColor">@color/material_dynamic_neutral80</item>
@@ -36,6 +34,8 @@
         <item name="android:windowNoTitle">true</item>
         <item name="windowActionBar">false</item>
         <item name="windowNoTitle">true</item>
+        <item name="materialSwitchStyle">@style/Widget.Material3.CompoundButton.MaterialSwitch</item>
+        <item name="switchStyle">@style/Widget.Material3.CompoundButton.MaterialSwitch</item>
     </style>
 
     <style name="ThemeOverlay" />
@@ -45,10 +45,8 @@
         <item name="android:colorBackground">@android:color/black</item>
         <item name="toolbarColor">@android:color/black</item>
         <item name="dividerColor">@color/divider_black</item>
-        <item name="colorControlNormal">@color/primary_drawable_black</item>
         <item name="drawableColorSecondary">@color/secondary_drawable_black</item>
         <item name="drawableColorThemePrimary">@color/primary_drawable_black</item>
-        <item name="guideBackgroundColor">#e5000000</item>
     </style>
 
     <!-- ============ -->

app/src/main/res/xml-v25/shortcuts.xml

@@ -11,7 +11,7 @@
         <intent
             android:action="start_all"
             android:targetClass="com.hippo.ehviewer.shortcuts.ShortcutsActivity"
-            android:targetPackage="io.github.nekoinverter.ehviewer" />
+            android:targetPackage="moe.tarsin.ehviewer" />
         <categories android:name="android.shortcut.conversation" />
     </shortcut>
 
@@ -25,7 +25,7 @@
         <intent
             android:action="stop_all"
             android:targetClass="com.hippo.ehviewer.shortcuts.ShortcutsActivity"
-            android:targetPackage="io.github.nekoinverter.ehviewer" />
+            android:targetPackage="moe.tarsin.ehviewer" />
         <categories android:name="android.shortcut.conversation" />
     </shortcut>
 

app/src/main/res/xml/privacy_settings.xml

@@ -2,10 +2,10 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
-    <Preference
-        android:fragment="com.hippo.ehviewer.ui.fragment.SetSecurityFragment"
-        android:key="pattern_protection"
-        android:title="@string/settings_privacy_pattern_protection_title"
+    <SwitchPreferenceCompat
+        android:defaultValue="false"
+        android:key="require_unlock"
+        android:title="@string/settings_privacy_require_unlock"
         app:iconSpaceReserved="false" />
 
     <SwitchPreferenceCompat

build.gradle

@@ -5,7 +5,7 @@ buildscript {
 }
 
 plugins {
-    id 'com.android.application' version '7.2.0' apply false
+    id 'com.android.application' version '7.2.1' apply false
     id 'org.jetbrains.kotlin.android' version '1.6.21' apply false
 }
 

native/build.gradle

@@ -14,7 +14,7 @@ android {
 
         externalNativeBuild {
             cmake {
-                arguments '-DANDROID_STL=c++_shared'
+                arguments '-DANDROID_STL=none'
             }
         }
 
@@ -25,7 +25,6 @@ android {
 
     externalNativeBuild {
         cmake {
-            version "3.23.1"
             path 'src/main/jni/CMakeLists.txt'
         }
     }

native/src/main/jni/CMakeLists.txt

@@ -1,11 +1,11 @@
 project(ehviewer)
 cmake_minimum_required(VERSION 3.4.1)
 
-# Build liblzma as shared lib
-set(BUILD_SHARED_LIBS ON)
+# Build liblzma
 add_subdirectory(liblzma)
 
 # Build libzstd
+SET(ZSTD_BUILD_SHARED OFF)
 add_subdirectory(libzstd/build/cmake)
 
 # Configure libarchive for android platform
@@ -38,4 +38,4 @@ include_directories(libfuse/libfuse/include)
 # Build and link our app's native lib
 add_library(${PROJECT_NAME} SHARED main.c archive.c)
 target_include_directories(${PROJECT_NAME} PUBLIC image/image libarchive/libarchive)
-target_link_libraries(${PROJECT_NAME} image archive fuse)
+target_link_libraries(${PROJECT_NAME} image archive_static fuse)

native/src/main/jni/fuse_archive.h

@@ -1,8 +0,0 @@
-//
-// Created by tarsin on 2022/5/24.
-//
-
-#ifndef EHVIEWER_FUSE_ARCHIVE_H
-#define EHVIEWER_FUSE_ARCHIVE_H
-
-#endif //EHVIEWER_FUSE_ARCHIVE_H

native/src/main/jni/image/giflib/CMakeLists.txt

@@ -23,5 +23,5 @@ set(GIFLIB_SOURCES
         )
 set(GIFLIB_INCLUDES ${CMAKE_CURRENT_SOURCE_DIR}/giflib)
 
-add_library(gif SHARED ${GIFLIB_SOURCES})
+add_library(gif STATIC ${GIFLIB_SOURCES})
 target_include_directories(gif PUBLIC ${GIFLIB_INCLUDES})

native/src/main/jni/image/image/CMakeLists.txt

@@ -39,6 +39,6 @@ set(IMAGE_LIBRARIES
         gif
         )
 
-add_library(image SHARED ${IMAGE_SOURCES})
+add_library(image STATIC ${IMAGE_SOURCES})
 target_include_directories(image PRIVATE ${IMAGE_INCLUDES})
 target_link_libraries(image PRIVATE ${IMAGE_LIBRARIES})

native/src/main/jni/image/libjpeg-turbo/CMakeLists.txt

@@ -207,5 +207,5 @@ else ()
 
 endif ()
 
-add_library(jpeg SHARED ${LIBJPEG_TURBO_SOURCES})
+add_library(jpeg STATIC ${LIBJPEG_TURBO_SOURCES})
 target_include_directories(jpeg PUBLIC ${LIBJPEG_TURBO_INCLUDES})

native/src/main/jni/image/libpng/CMakeLists.txt

@@ -91,7 +91,7 @@ elseif (${ANDROID_ABI} STREQUAL "arm64-v8a")
 
 endif ()
 
-add_library(png SHARED ${LIBPNG_SOURCES})
+add_library(png STATIC ${LIBPNG_SOURCES})
 target_include_directories(png PUBLIC ${LIBPNG_INCLUDES})
 target_compile_definitions(png PRIVATE ${LIBPNG_DEFINITIONS})
 target_link_libraries(png PRIVATE ${LIBPNG_LIBRARIES})

native/src/main/jni/image/stream/CMakeLists.txt

@@ -24,6 +24,5 @@ set(STREAM_SOURCES
 )
 set(STREAM_INCLUDES ${CMAKE_CURRENT_SOURCE_DIR})
 
-add_library(stream SHARED ${STREAM_SOURCES})
+add_library(stream STATIC ${STREAM_SOURCES})
 target_include_directories(stream PUBLIC ${STREAM_INCLUDES})
-target_link_libraries(stream PRIVATE log)

native/src/main/jni/libfuse/CMakeLists.txt

@@ -26,5 +26,5 @@ set(FUSE_INCLUDES
         libfuse/lib
         libfuse/include)
 set(CMAKE_SHARED_LINKER_FLAGS  "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--version-script=${CMAKE_SOURCE_DIR}/libfuse/libfuse/lib/fuse_versionscript")
-add_library(${PROJECT_NAME} SHARED ${FUSE_SOURCES})
+add_library(${PROJECT_NAME} STATIC ${FUSE_SOURCES})
 target_include_directories(${PROJECT_NAME} PRIVATE ${FUSE_INCLUDES})