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 10namespace ui { 11class 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). 17class 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_ 28