From 675120232802b220c93600a391ee560742beb17c Mon Sep 17 00:00:00 2001
From: Winson Chung <winsonc@google.com>
Date: Thu, 20 Jan 2022 21:32:45 +0000
Subject: [PATCH] Skip animation if there are no targets

Bug: 210118444
Test: Manual
Change-Id: I362ca30d0e00b647d84b5df38b35b924d5ccfb33
---
 quickstep/src/com/android/quickstep/views/RecentsView.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 02261af499..13a2bda048 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -4139,8 +4139,10 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
             anim.play(ObjectAnimator.ofFloat(getPageAt(centerTaskIndex),
                     mOrientationHandler.getPrimaryViewTranslate(), primaryTranslation));
             int runningTaskIndex = recentsView.getRunningTaskIndex();
-            if (ENABLE_QUICKSTEP_LIVE_TILE.get() && runningTaskIndex != -1
-                    && runningTaskIndex != taskIndex) {
+            if (ENABLE_QUICKSTEP_LIVE_TILE.get()
+                    && runningTaskIndex != -1
+                    && runningTaskIndex != taskIndex
+                    && recentsView.getRemoteTargetHandles() != null) {
                 for (RemoteTargetHandle remoteHandle : recentsView.getRemoteTargetHandles()) {
                     anim.play(ObjectAnimator.ofFloat(
                             remoteHandle.getTaskViewSimulator().taskPrimaryTranslation,