Merge "Hide window immediately if itself doesn't run hide animation" into sc-dev
diff --git a/services/core/java/com/android/server/wm/WindowState.java b/services/core/java/com/android/server/wm/WindowState.java
index 6c3d543..8c4f104 100644
--- a/services/core/java/com/android/server/wm/WindowState.java
+++ b/services/core/java/com/android/server/wm/WindowState.java
@@ -3239,8 +3239,10 @@
             return false;
         }
         if (doAnimation) {
-            mWinAnimator.applyAnimationLocked(TRANSIT_EXIT, false);
-            if (!isAnimating(TRANSITION | PARENTS)) {
+            // If a hide animation is applied, then let onAnimationFinished
+            // -> checkPolicyVisibilityChange hide the window. Otherwise make doAnimation false
+            // to commit invisible immediately.
+            if (!mWinAnimator.applyAnimationLocked(TRANSIT_EXIT, false /* isEntrance */)) {
                 doAnimation = false;
             }
         }
diff --git a/services/tests/wmtests/src/com/android/server/wm/WindowStateTests.java b/services/tests/wmtests/src/com/android/server/wm/WindowStateTests.java
index d88ac25..6fcdcde 100644
--- a/services/tests/wmtests/src/com/android/server/wm/WindowStateTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/WindowStateTests.java
@@ -215,6 +215,26 @@
         assertTrue(window.isOnScreen());
         window.hide(false /* doAnimation */, false /* requestAnim */);
         assertFalse(window.isOnScreen());
+
+        // Verifies that a window without animation can be hidden even if its parent is animating.
+        window.show(false /* doAnimation */, false /* requestAnim */);
+        assertTrue(window.isVisibleByPolicy());
+        window.getParent().startAnimation(mTransaction, mock(AnimationAdapter.class),
+                false /* hidden */, SurfaceAnimator.ANIMATION_TYPE_WINDOW_ANIMATION);
+        window.mAttrs.windowAnimations = 0;
+        window.hide(true /* doAnimation */, true /* requestAnim */);
+        assertFalse(window.isSelfAnimating(0, SurfaceAnimator.ANIMATION_TYPE_WINDOW_ANIMATION));
+        assertFalse(window.isVisibleByPolicy());
+        assertFalse(window.isOnScreen());
+
+        // Verifies that a window with animation can be hidden after the hide animation is finished.
+        window.show(false /* doAnimation */, false /* requestAnim */);
+        window.mAttrs.windowAnimations = android.R.style.Animation_Dialog;
+        window.hide(true /* doAnimation */, true /* requestAnim */);
+        assertTrue(window.isSelfAnimating(0, SurfaceAnimator.ANIMATION_TYPE_WINDOW_ANIMATION));
+        assertTrue(window.isVisibleByPolicy());
+        window.cancelAnimation();
+        assertFalse(window.isVisibleByPolicy());
     }
 
     @Test