Handle taps on the animating bubble

Make the animating bubble touchable and expand the bubble bar when tapping on it.

Demo: http://recall/-/bJtug1HhvXkkeA4MQvIaiP/c4wBVtrT5YIgxL5kVuuoDU

Flag: ACONFIG com.android.wm.shell.enable_bubble_bar DEVELOPMENT
Bug: 280605846
Test: atest BubbleBarViewAnimatorTest
Change-Id: I09281c2ebc9921750ada42dfc27e95d1ad0bd83b

quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java

@@ -139,6 +139,15 @@ public class BubbleBarViewController {
         if (bubble == null) {
             Log.e(TAG, "bubble click listener, bubble was null");
         }
+
+        if (mBarView.isAnimatingNewBubble()) {
+            mBubbleBarViewAnimator.onBubbleClickedWhileAnimating();
+            mBubbleStashController.showBubbleBarImmediate();
+            setExpanded(true);
+            mBubbleBarController.showAndSelectBubble(bubble);
+            return;
+        }
+
         final String currentlySelected = mBubbleBarController.getSelectedBubbleKey();
         if (mBarView.isExpanded() && Objects.equals(bubble.getKey(), currentlySelected)) {
             // Tapping the currently selected bubble while expanded collapses the view.
@@ -214,6 +223,12 @@ public class BubbleBarViewController {
         return mBarView.getBubbleBarBounds();
     }
 
+    /** The bounds of the animating bubble, or {@code null} if no bubble is animating. */
+    @Nullable
+    public Rect getAnimatingBubbleBounds() {
+        return mBarView.getAnimatingBubbleBounds();
+    }
+
     /** The horizontal margin of the bubble bar from the edge of the screen. */
     public int getHorizontalMargin() {
         return mBarView.getHorizontalMargin();