ui/compositor/layer_observer.h - Issue 2383263002: Generalize layer mirroring for phantom windows

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Side by Side Diff: ui/compositor/layer_observer.h

Issue 2383263002: Generalize layer mirroring for phantom windows (Closed)

Patch Set: Revert layer renaming Created 4 years, 2 months ago

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1 // Copyright 2016 The Chromium Authors. All rights reserved.	1 // Copyright 2016 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef UI_COMPOSITOR_LAYER_OBSERVER_H_	5 #ifndef UI_COMPOSITOR_LAYER_OBSERVER_H_

6 #define UI_COMPOSITOR_LAYER_OBSERVER_H_	6 #define UI_COMPOSITOR_LAYER_OBSERVER_H_

7	7

8 #include "ui/compositor/compositor_export.h"	8 #include "ui/compositor/compositor_export.h"

9	9

10 namespace ui {	10 namespace ui {

11	11

12 class Layer;	12 class Layer;

13	13

14 class COMPOSITOR_EXPORT LayerObserver {	14 class COMPOSITOR_EXPORT LayerObserver {

15 public:	15 public:

16 virtual void DidPaintLayer(Layer* layer, const gfx::Rect& region) {}	16 virtual void DidPaintLayer(Layer* layer, const gfx::Rect& region) {}

17 virtual void SurfaceChanged(Layer* layer) {}

18 virtual void LayerDestroyed(Layer* layer) {}	17 virtual void LayerDestroyed(Layer* layer) {}

19	18

20 protected:	19 protected:

21 virtual ~LayerObserver() {}	20 virtual ~LayerObserver() {}

22 };	21 };

23	22

24 } // namespace ui	23 } // namespace ui

25	24

26 #endif // UI_COMPOSITOR_LAYER_OBSERVER_H_	25 #endif // UI_COMPOSITOR_LAYER_OBSERVER_H_

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