Merge "Fix RTL bug when swiping up to home." into ub-launcher3-qt-dev
diff --git a/go/quickstep/res/layout/icon_recents_root_view.xml b/go/quickstep/res/layout/icon_recents_root_view.xml
index b64b7fd..595a380 100644
--- a/go/quickstep/res/layout/icon_recents_root_view.xml
+++ b/go/quickstep/res/layout/icon_recents_root_view.xml
@@ -18,14 +18,16 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:orientation="vertical">
+    android:orientation="vertical"
+    android:clipChildren="false">
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/recent_task_recycler_view"
         android:layout_width="@dimen/recents_list_width"
         android:layout_height="match_parent"
         android:layout_gravity="center_horizontal"
         android:scrollbars="none"
-        android:clipToPadding="false"/>
+        android:clipToPadding="false"
+        android:clipChildren="false"/>
     <TextView
         android:id="@+id/recent_task_empty_view"
         android:layout_width="match_parent"
diff --git a/go/quickstep/src/com/android/quickstep/TaskListLoader.java b/go/quickstep/src/com/android/quickstep/TaskListLoader.java
index 850c7e6..1335cac 100644
--- a/go/quickstep/src/com/android/quickstep/TaskListLoader.java
+++ b/go/quickstep/src/com/android/quickstep/TaskListLoader.java
@@ -80,7 +80,8 @@
             return;
         }
         // TODO: Look into error checking / more robust handling for when things go wrong.
-        mTaskListChangeId = mRecentsModel.getTasks(tasks -> {
+        mTaskListChangeId = mRecentsModel.getTasks(loadedTasks -> {
+            ArrayList<Task> tasks = new ArrayList<>(loadedTasks);
             // Reverse tasks to put most recent at the bottom of the view
             Collections.reverse(tasks);
             // Load task content
diff --git a/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java b/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java
index 19951bb..7686543 100644
--- a/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java
+++ b/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java
@@ -19,6 +19,8 @@
 
 import static com.android.quickstep.TaskAdapter.ITEM_TYPE_CLEAR_ALL;
 
+import android.graphics.Canvas;
+
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.ItemTouchHelper;
 import androidx.recyclerview.widget.RecyclerView;
@@ -50,6 +52,18 @@
     }
 
     @Override
+    public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView,
+            @NonNull ViewHolder viewHolder, float dX, float dY, int actionState,
+            boolean isCurrentlyActive) {
+        if (actionState == ItemTouchHelper.ACTION_STATE_SWIPE) {
+            float alpha = 1.0f - dX / (float) viewHolder.itemView.getWidth();
+            viewHolder.itemView.setAlpha(alpha);
+        }
+        super.onChildDraw(c, recyclerView, viewHolder, dX, dY,
+                    actionState, isCurrentlyActive);
+    }
+
+    @Override
     public int getSwipeDirs(@NonNull RecyclerView recyclerView,
             @NonNull ViewHolder viewHolder) {
         if (viewHolder.getItemViewType() == ITEM_TYPE_CLEAR_ALL) {