Create end of animation callback for Activity

Activities cannot draw while their entering animations are active.
This change introduces a callback, onEnterAnimationComplete() so
that activities can know when their draws will be effective.

Fixes bug 13658460.

Change-Id: Ic48540cd4c7e37538f10cb2dc0852aa3f55d11e1

1 files changed, 18 insertions, 0 deletions

diff --git a/core/java/android/app/ApplicationThreadNative.java b/core/java/android/app/ApplicationThreadNative.java
index 0b4510f..e9d4bd9 100644
--- a/core/java/android/app/ApplicationThreadNative.java
+++ b/core/java/android/app/ApplicationThreadNative.java
@@ -666,6 +666,15 @@ public abstract class ApplicationThreadNative extends Binder
             reply.writeNoException();
             return true;
         }
+
+        case ENTER_ANIMATION_COMPLETE_TRANSACTION:
+        {
+            data.enforceInterface(IApplicationThread.descriptor);
+            IBinder token = data.readStrongBinder();
+            scheduleEnterAnimationComplete(token);
+            reply.writeNoException();
+            return true;
+        }
         }
 
         return super.onTransact(code, data, reply, flags);
@@ -1342,4 +1351,13 @@ class ApplicationThreadProxy implements IApplicationThread {
         mRemote.transact(BACKGROUND_MEDIA_PLAYING_CHANGED_TRANSACTION, data, null, IBinder.FLAG_ONEWAY);
         data.recycle();
     }
+
+    @Override
+    public void scheduleEnterAnimationComplete(IBinder token) throws RemoteException {
+        Parcel data = Parcel.obtain();
+        data.writeInterfaceToken(IApplicationThread.descriptor);
+        data.writeStrongBinder(token);
+        mRemote.transact(ENTER_ANIMATION_COMPLETE_TRANSACTION, data, null, IBinder.FLAG_ONEWAY);
+        data.recycle();
+    }
 }