Merge "Polish home-key from split to pip transition" into udc-dev am: ca08d75e4a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23833485

Change-Id: I4074f76d60524d37c28408ea5744bde8bb790cbe
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index dfea515..ca9c577 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -18,6 +18,7 @@
 
 import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME;
 import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD;
+import static android.app.WindowConfiguration.WINDOWING_MODE_MULTI_WINDOW;
 import static android.provider.Settings.Secure.LAUNCHER_TASKBAR_EDUCATION_SHOWING;
 import static android.view.RemoteAnimationTarget.MODE_CLOSING;
 import static android.view.RemoteAnimationTarget.MODE_OPENING;
@@ -1210,14 +1211,15 @@
         return false;
     }
 
-    private boolean hasMultipleTargetsWithMode(RemoteAnimationTarget[] targets, int mode) {
+    private boolean shouldPlayFallbackClosingAnimation(RemoteAnimationTarget[] targets) {
         int numTargets = 0;
         for (RemoteAnimationTarget target : targets) {
-            if (target.mode == mode) {
+            if (target.mode == MODE_CLOSING) {
                 numTargets++;
-            }
-            if (numTargets > 1) {
-                return true;
+                if (numTargets > 1 || target.windowConfiguration.getWindowingMode()
+                        == WINDOWING_MODE_MULTI_WINDOW) {
+                    return true;
+                }
             }
         }
         return false;
@@ -1604,7 +1606,7 @@
             boolean playFallBackAnimation = (launcherView == null
                     && launcherIsForceInvisibleOrOpening)
                     || mLauncher.getWorkspace().isOverlayShown()
-                    || hasMultipleTargetsWithMode(appTargets, MODE_CLOSING);
+                    || shouldPlayFallbackClosingAnimation(appTargets);
 
             boolean playWorkspaceReveal = true;
             boolean skipAllAppsScale = false;