Fix clipped button shadow

app/src/main/java/com/hippo/ehviewer/widget/ImageSearchLayout.java

@@ -85,6 +85,7 @@ public final class ImageSearchLayout extends LinearLayout implements View.OnClic
         setOrientation(VERTICAL);
         setDividerDrawable(context.getResources().getDrawable(R.drawable.spacer_keyline));
         setShowDividers(SHOW_DIVIDER_MIDDLE);
+        setClipChildren(false);
         setClipToPadding(false);
         LayoutInflater.from(context).inflate(R.layout.widget_image_search, this);
 

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

@@ -25,7 +25,9 @@
         android:orientation="vertical"
         android:paddingLeft="@dimen/search_category_padding_h"
         android:paddingRight="@dimen/search_category_padding_h"
-        android:paddingBottom="@dimen/search_category_padding_v">
+        android:paddingBottom="@dimen/search_category_padding_v"
+        android:clipToPadding="false"
+        android:clipChildren="false">
 
         <TextView
             android:id="@+id/category_title"
@@ -37,7 +39,8 @@
         <FrameLayout
             android:id="@+id/category_content"
             android:layout_width="match_parent"
-            android:layout_height="wrap_content" />
+            android:layout_height="wrap_content"
+            android:clipChildren="false" />
 
     </LinearLayout>
 </com.google.android.material.card.MaterialCardView>

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

@@ -26,7 +26,7 @@
         android:maxHeight="@dimen/image_search_max_size"
         android:visibility="gone" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/select_image"
         style="@style/Widget.MaterialComponents.Button"
         android:layout_width="match_parent"