Index: ui/gfx/compositor/compositor_observer.h |
diff --git a/ui/gfx/compositor/compositor_observer.h b/ui/gfx/compositor/compositor_observer.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..437ed5b811c1820a52c882a3be61d4d7357d9ad6 |
--- /dev/null |
+++ b/ui/gfx/compositor/compositor_observer.h |
@@ -0,0 +1,23 @@ |
+// Copyright (c) 2011 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef UI_GFX_COMPOSITOR_COMPOSITOR_OBSERVER_H_ |
+#define UI_GFX_COMPOSITOR_COMPOSITOR_OBSERVER_H_ |
+#pragma once |
+ |
+namespace ui { |
+ |
+// A compositor observer is notified when compositing completes. |
+class CompositorObserver { |
+ public: |
+ // Called when compositing completes. |
+ virtual void OnCompositingEnded() = 0; |
+ |
+ protected: |
+ virtual ~CompositorObserver() {} |
+}; |
+ |
+} // namespace ui |
+ |
+#endif // UI_GFX_COMPOSITOR_COMPOSITOR_OBSERVER_H_ |