Merge "Launch activity if click on a TaskView which has the task running on different display wit root."
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 3e0eb91..2a442a7 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -16,6 +16,7 @@
 
 package com.android.quickstep.views;
 
+import static android.view.Display.DEFAULT_DISPLAY;
 import static android.widget.Toast.LENGTH_SHORT;
 
 import static com.android.launcher3.AbstractFloatingView.TYPE_TASK_MENU;
@@ -51,6 +52,7 @@
 import android.util.AttributeSet;
 import android.util.FloatProperty;
 import android.util.Log;
+import android.view.Display;
 import android.view.MotionEvent;
 import android.view.TouchDelegate;
 import android.view.View;
@@ -638,6 +640,7 @@
                 // If the recents animation is cancelled somehow between the parent if block and
                 // here, try to launch the task as a non live tile task.
                 launchTaskAnimated();
+                mIsClickableAsLiveTile = true;
                 return;
             }
 
@@ -659,6 +662,9 @@
 
                 @Override
                 public void onAnimationEnd(Animator animator) {
+                    if (mTask != null && mTask.key.displayId != getRootViewDisplayId()) {
+                        launchTaskAnimated();
+                    }
                     mIsClickableAsLiveTile = true;
                 }
             });
@@ -1519,7 +1525,8 @@
 
 
     private int getRootViewDisplayId() {
-        return getRootView().getDisplay().getDisplayId();
+        Display  display = getRootView().getDisplay();
+        return display != null ? display.getDisplayId() : DEFAULT_DISPLAY;
     }
 
     /**