1 files changed, 24 insertions, 6 deletions
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityControllerHelper.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityControllerHelper.java
index dc58a4efc..2c42fd63a 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityControllerHelper.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityControllerHelper.java
@@ -17,6 +17,7 @@ package com.android.quickstep;
 
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.quickstep.SysUINavigationMode.Mode.NO_BUTTON;
+import static com.android.quickstep.fallback.FallbackRecentsView.ZOOM_PROGRESS;
 import static com.android.quickstep.views.RecentsView.CONTENT_ALPHA;
 
 import android.animation.Animator;
@@ -33,6 +34,7 @@ import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.quickstep.fallback.FallbackRecentsView;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.util.RemoteAnimationTargetSet;
 import com.android.quickstep.views.RecentsView;
@@ -120,11 +122,14 @@ public final class FallbackActivityControllerHelper implements
             return (transitionLength) -> { };
         }
 
-        RecentsView rv = activity.getOverviewPanel();
+        FallbackRecentsView rv = activity.getOverviewPanel();
         rv.setContentAlpha(0);
         rv.getClearAllButton().setVisibilityAlpha(0);
         rv.setDisallowScrollToClearAll(true);
 
+        boolean fromState = !animateActivity;
+        rv.setInOverviewState(fromState);
+
         return new AnimationFactory() {
 
             boolean isAnimatingToRecents = false;
@@ -141,15 +146,28 @@ public final class FallbackActivityControllerHelper implements
 
             @Override
             public void createActivityController(long transitionLength) {
-                if (!isAnimatingToRecents) {
-                    return;
+                AnimatorSet animatorSet = new AnimatorSet();
+                if (isAnimatingToRecents) {
+                    ObjectAnimator anim = ObjectAnimator.ofFloat(rv, CONTENT_ALPHA, 0, 1);
+                    anim.setDuration(transitionLength).setInterpolator(LINEAR);
+                    animatorSet.play(anim);
                 }
 
-                ObjectAnimator anim = ObjectAnimator.ofFloat(rv, CONTENT_ALPHA, 0, 1);
+                ObjectAnimator anim = ObjectAnimator.ofFloat(rv, ZOOM_PROGRESS, 1, 0);
                 anim.setDuration(transitionLength).setInterpolator(LINEAR);
-                AnimatorSet animatorSet = new AnimatorSet();
                 animatorSet.play(anim);
-                callback.accept(AnimatorPlaybackController.wrap(animatorSet, transitionLength));
+
+                AnimatorPlaybackController controller =
+                        AnimatorPlaybackController.wrap(animatorSet, transitionLength);
+
+                // Since we are changing the start position of the UI, reapply the state, at the end
+                controller.setEndAction(() -> {
+                    boolean endState = true;
+                    rv.setInOverviewState(controller.getInterpolatedProgress() > 0.5 ?
+                                    endState : fromState);
+                });
+
+                callback.accept(controller);
             }
         };
     }