Merge "Fix small bug with DWB banners not animating out promptly" into tm-qpr-dev
diff --git a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
index 76552a3..96504af 100644
--- a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
+++ b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
@@ -385,4 +385,12 @@
         mBanner.setLayerType(View.LAYER_TYPE_HARDWARE, layerPaint);
         mBanner.setLayerPaint(layerPaint);
     }
+
+    void setBannerVisibility(int visibility) {
+        if (mBanner == null) {
+            return;
+        }
+
+        mBanner.setVisibility(visibility);
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
index 44ea0a0..5bc7f18 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
@@ -230,11 +230,12 @@
     }
 
     @Override
-    protected int getChildTaskIndexAtPosition(PointF position) {
-        if (isCoordInView(mIconView2, position) || isCoordInView(mSnapshotView2, position)) {
+    protected int getLastSelectedChildTaskIndex() {
+        if (isCoordInView(mIconView2, mLastTouchDownPosition)
+                || isCoordInView(mSnapshotView2, mLastTouchDownPosition)) {
             return 1;
         }
-        return super.getChildTaskIndexAtPosition(position);
+        return super.getLastSelectedChildTaskIndex();
     }
 
     private boolean isCoordInView(View v, PointF position) {
@@ -336,9 +337,26 @@
         mSnapshotView2.setSplashAlpha(mTaskThumbnailSplashAlpha);
     }
 
+    /**
+     *     Sets visibility for thumbnails and associated elements (DWB banners).
+     *     IconView is unaffected.
+     *
+     *     When setting INVISIBLE, sets the visibility for the last selected child task.
+     *     When setting VISIBLE (as a reset), sets the visibility for both tasks.
+     */
     @Override
     void setThumbnailVisibility(int visibility) {
-        super.setThumbnailVisibility(visibility);
-        mSnapshotView2.setVisibility(visibility);
+        if (visibility == VISIBLE) {
+            mSnapshotView.setVisibility(visibility);
+            mDigitalWellBeingToast.setBannerVisibility(visibility);
+            mSnapshotView2.setVisibility(visibility);
+            mDigitalWellBeingToast2.setBannerVisibility(visibility);
+        } else if (getLastSelectedChildTaskIndex() == 0) {
+            mSnapshotView.setVisibility(visibility);
+            mDigitalWellBeingToast.setBannerVisibility(visibility);
+        } else {
+            mSnapshotView2.setVisibility(visibility);
+            mDigitalWellBeingToast2.setBannerVisibility(visibility);
+        }
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 9b1a92a..4366b4b 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -655,7 +655,7 @@
     @Nullable
     private TaskView mSplitHiddenTaskView;
     @Nullable
-    private View mSecondSplitHiddenView;
+    private TaskView mSecondSplitHiddenView;
     @Nullable
     private SplitBounds mSplitBoundsConfig;
     private final Toast mSplitToast = Toast.makeText(getContext(),
@@ -4211,13 +4211,10 @@
                     aBoolean1 -> RecentsView.this.resetFromSplitSelectionState());
             InteractionJankMonitorWrapper.end(InteractionJankMonitorWrapper.CUJ_SPLIT_SCREEN_ENTER);
         });
-        if (containerTaskView.containsMultipleTasks()) {
-            // If we are launching from a child task, then only hide the thumbnail itself
-            mSecondSplitHiddenView = thumbnailView;
-        } else {
-            mSecondSplitHiddenView = containerTaskView;
-        }
-        mSecondSplitHiddenView.setVisibility(INVISIBLE);
+
+        mSecondSplitHiddenView = containerTaskView;
+        mSecondSplitHiddenView.setThumbnailVisibility(INVISIBLE);
+
         InteractionJankMonitorWrapper.begin(this,
                 InteractionJankMonitorWrapper.CUJ_SPLIT_SCREEN_ENTER, "Second tile selected");
 
@@ -4238,13 +4235,14 @@
             mFirstFloatingTaskView = null;
             mSecondFloatingTaskView = null;
             mSplitInstructionsView = null;
-            if (mSecondSplitHiddenView != null) {
-                mSecondSplitHiddenView.setVisibility(VISIBLE);
-                mSecondSplitHiddenView = null;
-            }
             mSplitSelectSource = null;
         }
 
+        if (mSecondSplitHiddenView != null) {
+            mSecondSplitHiddenView.setThumbnailVisibility(VISIBLE);
+            mSecondSplitHiddenView = null;
+        }
+
         if (mSplitHiddenTaskViewIndex == -1) {
             return;
         }
@@ -4260,10 +4258,6 @@
         onLayout(false /*  changed */, getLeft(), getTop(), getRight(), getBottom());
         resetTaskVisuals();
         mSplitHiddenTaskViewIndex = -1;
-        if (mSplitHiddenTaskView != null) {
-            mSplitHiddenTaskView.setThumbnailVisibility(VISIBLE);
-            mSplitHiddenTaskView = null;
-        }
     }
 
     private void safeRemoveDragLayerView(@Nullable View viewToRemove) {
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index ee8489d..5df03cc 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -387,7 +387,7 @@
 
     private final float[] mIconCenterCoords = new float[2];
 
-    private final PointF mLastTouchDownPosition = new PointF();
+    protected final PointF mLastTouchDownPosition = new PointF();
 
     private boolean mIsClickableAsLiveTile = true;
 
@@ -584,16 +584,16 @@
      *         second app. {@code false} otherwise
      */
     private boolean confirmSecondSplitSelectApp() {
-        int index = getChildTaskIndexAtPosition(mLastTouchDownPosition);
+        int index = getLastSelectedChildTaskIndex();
         TaskIdAttributeContainer container = mTaskIdAttributeContainer[index];
         return getRecentsView().confirmSplitSelect(this, container.getTask(),
                 container.getIconView(), container.getThumbnailView());
     }
 
     /**
-     * Returns the task under the given position in the local coordinates of this task view.
+     * Returns the task index of the last selected child task (0 or 1).
      */
-    protected int getChildTaskIndexAtPosition(PointF position) {
+    protected int getLastSelectedChildTaskIndex() {
         return 0;
     }
 
@@ -1516,8 +1516,17 @@
         return display != null ? display.getDisplayId() : DEFAULT_DISPLAY;
     }
 
+    /**
+     *     Sets visibility for the thumbnail and associated elements (DWB banners and action chips).
+     *     IconView is unaffected.
+     */
     void setThumbnailVisibility(int visibility) {
-        mSnapshotView.setVisibility(visibility);
+        for (int i = 0; i < getChildCount(); i++) {
+            View child = getChildAt(i);
+            if (child != mIconView) {
+                child.setVisibility(visibility);
+            }
+        }
     }
 
     /**