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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 ASH_WM_RESIZE_SHADOW_CONTROLLER_H_ | 5 #ifndef ASH_WM_RESIZE_SHADOW_CONTROLLER_H_ |
6 #define ASH_WM_RESIZE_SHADOW_CONTROLLER_H_ | 6 #define ASH_WM_RESIZE_SHADOW_CONTROLLER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
| 9 #include <memory> |
9 | 10 |
10 #include "ash/ash_export.h" | 11 #include "ash/ash_export.h" |
11 #include "base/compiler_specific.h" | 12 #include "base/compiler_specific.h" |
12 #include "base/macros.h" | 13 #include "base/macros.h" |
13 #include "base/memory/linked_ptr.h" | |
14 #include "ui/aura/window_observer.h" | 14 #include "ui/aura/window_observer.h" |
15 | 15 |
16 namespace aura { | 16 namespace aura { |
17 class Window; | 17 class Window; |
18 } | 18 } |
19 | 19 |
20 namespace ash { | 20 namespace ash { |
21 class ResizeShadow; | 21 class ResizeShadow; |
22 | 22 |
23 // ResizeShadowController observes changes to resizable windows and shows | 23 // ResizeShadowController observes changes to resizable windows and shows |
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35 | 35 |
36 ResizeShadow* GetShadowForWindowForTest(aura::Window* window); | 36 ResizeShadow* GetShadowForWindowForTest(aura::Window* window); |
37 | 37 |
38 // aura::WindowObserver overrides: | 38 // aura::WindowObserver overrides: |
39 void OnWindowBoundsChanged(aura::Window* window, | 39 void OnWindowBoundsChanged(aura::Window* window, |
40 const gfx::Rect& old_bounds, | 40 const gfx::Rect& old_bounds, |
41 const gfx::Rect& new_bounds) override; | 41 const gfx::Rect& new_bounds) override; |
42 void OnWindowDestroyed(aura::Window* window) override; | 42 void OnWindowDestroyed(aura::Window* window) override; |
43 | 43 |
44 private: | 44 private: |
45 typedef std::map<aura::Window*, linked_ptr<ResizeShadow>> WindowShadowMap; | |
46 | |
47 // Creates a shadow for a given window and returns it. |window_shadows_| | 45 // Creates a shadow for a given window and returns it. |window_shadows_| |
48 // owns the memory. | 46 // owns the memory. |
49 ResizeShadow* CreateShadow(aura::Window* window); | 47 ResizeShadow* CreateShadow(aura::Window* window); |
50 | 48 |
51 // Returns the resize shadow for |window| or NULL if no shadow exists. | 49 // Returns the resize shadow for |window| or NULL if no shadow exists. |
52 ResizeShadow* GetShadowForWindow(aura::Window* window); | 50 ResizeShadow* GetShadowForWindow(aura::Window* window); |
53 | 51 |
54 WindowShadowMap window_shadows_; | 52 std::map<aura::Window*, std::unique_ptr<ResizeShadow>> window_shadows_; |
55 | 53 |
56 DISALLOW_COPY_AND_ASSIGN(ResizeShadowController); | 54 DISALLOW_COPY_AND_ASSIGN(ResizeShadowController); |
57 }; | 55 }; |
58 | 56 |
59 } // namespace ash | 57 } // namespace ash |
60 | 58 |
61 #endif // ASH_WM_RESIZE_SHADOW_CONTROLLER_H_ | 59 #endif // ASH_WM_RESIZE_SHADOW_CONTROLLER_H_ |
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