Fix rotation tile animation

Don't call setAllowAnimation unless there is a state change.
Also don't bother updating the rest of the state as it hasn't
changed.

Bug: 21337755
Change-Id: Ia3357e075c8e65fdb83232b685332c98e16c291d

1 files changed, 4 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
index 7c378f0..915867b 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
@@ -73,6 +73,10 @@ public class RotationLockTile extends QSTile<QSTile.BooleanState> {
                 : mController.isRotationLocked();
         final boolean userInitiated = arg != null ? ((UserBoolean) arg).userInitiated : false;
         state.visible = mController.isRotationLockAffordanceVisible();
+        if (state.value == rotationLocked) {
+            // No change, no need to update all the values.
+            return;
+        }
         state.value = rotationLocked;
         final boolean portrait = mContext.getResources().getConfiguration().orientation
                 != Configuration.ORIENTATION_LANDSCAPE;