Upstream version 7.36.149.0
[platform/framework/web/crosswalk.git] / src / ui / compositor / layer_owner_delegate.h
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef UI_COMPOSITOR_LAYER_OWNER_DELEGATE_H_
6 #define UI_COMPOSITOR_LAYER_OWNER_DELEGATE_H_
7
8 #include "ui/compositor/compositor_export.h"
9
10 namespace ui {
11 class Layer;
12
13 // Called from RecreateLayer() after the new layer was created. old_layer is
14 // the layer that will be returned to the caller of RecreateLayer, new_layer
15 // will be the layer now used. Used when the layer has external content
16 // (SetTextureMailbox / SetDelegatedFrame was called).
17 class COMPOSITOR_EXPORT LayerOwnerDelegate {
18  public:
19   virtual void OnLayerRecreated(Layer* old_layer, Layer* new_layer) = 0;
20
21  protected:
22   virtual ~LayerOwnerDelegate() {}
23 };
24
25 }  // namespace ui
26
27 #endif  // UI_COMPOSITOR_LAYER_OWNER_DELEGATE_H_