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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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_WM_CORE_DEFAULT_ACTIVATION_CLIENT_H_ | 5 #ifndef UI_WM_CORE_DEFAULT_ACTIVATION_CLIENT_H_ |
6 #define UI_WM_CORE_DEFAULT_ACTIVATION_CLIENT_H_ | 6 #define UI_WM_CORE_DEFAULT_ACTIVATION_CLIENT_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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26 // that just need basic behavior (e.g. activate windows whenever requested, | 26 // that just need basic behavior (e.g. activate windows whenever requested, |
27 // restack windows at the top when they're activated, etc.). This object deletes | 27 // restack windows at the top when they're activated, etc.). This object deletes |
28 // itself when the root window it is associated with is destroyed. | 28 // itself when the root window it is associated with is destroyed. |
29 class WM_EXPORT DefaultActivationClient : public aura::client::ActivationClient, | 29 class WM_EXPORT DefaultActivationClient : public aura::client::ActivationClient, |
30 public aura::WindowObserver { | 30 public aura::WindowObserver { |
31 public: | 31 public: |
32 explicit DefaultActivationClient(aura::Window* root_window); | 32 explicit DefaultActivationClient(aura::Window* root_window); |
33 | 33 |
34 // Overridden from aura::client::ActivationClient: | 34 // Overridden from aura::client::ActivationClient: |
35 virtual void AddObserver( | 35 virtual void AddObserver( |
36 aura::client::ActivationChangeObserver* observer) OVERRIDE; | 36 aura::client::ActivationChangeObserver* observer) override; |
37 virtual void RemoveObserver( | 37 virtual void RemoveObserver( |
38 aura::client::ActivationChangeObserver* observer) OVERRIDE; | 38 aura::client::ActivationChangeObserver* observer) override; |
39 virtual void ActivateWindow(aura::Window* window) OVERRIDE; | 39 virtual void ActivateWindow(aura::Window* window) override; |
40 virtual void DeactivateWindow(aura::Window* window) OVERRIDE; | 40 virtual void DeactivateWindow(aura::Window* window) override; |
41 virtual aura::Window* GetActiveWindow() OVERRIDE; | 41 virtual aura::Window* GetActiveWindow() override; |
42 virtual aura::Window* GetActivatableWindow(aura::Window* window) OVERRIDE; | 42 virtual aura::Window* GetActivatableWindow(aura::Window* window) override; |
43 virtual aura::Window* GetToplevelWindow(aura::Window* window) OVERRIDE; | 43 virtual aura::Window* GetToplevelWindow(aura::Window* window) override; |
44 virtual bool CanActivateWindow(aura::Window* window) const OVERRIDE; | 44 virtual bool CanActivateWindow(aura::Window* window) const override; |
45 | 45 |
46 // Overridden from WindowObserver: | 46 // Overridden from WindowObserver: |
47 virtual void OnWindowDestroyed(aura::Window* window) OVERRIDE; | 47 virtual void OnWindowDestroyed(aura::Window* window) override; |
48 | 48 |
49 private: | 49 private: |
50 class Deleter; | 50 class Deleter; |
51 | 51 |
52 virtual ~DefaultActivationClient(); | 52 virtual ~DefaultActivationClient(); |
53 void RemoveActiveWindow(aura::Window* window); | 53 void RemoveActiveWindow(aura::Window* window); |
54 | 54 |
55 // This class explicitly does NOT store the active window in a window property | 55 // This class explicitly does NOT store the active window in a window property |
56 // to make sure that ActivationChangeObserver is not treated as part of the | 56 // to make sure that ActivationChangeObserver is not treated as part of the |
57 // aura API. Assumptions to that end will cause tests that use this client to | 57 // aura API. Assumptions to that end will cause tests that use this client to |
58 // fail. | 58 // fail. |
59 std::vector<aura::Window*> active_windows_; | 59 std::vector<aura::Window*> active_windows_; |
60 | 60 |
61 // The window which was active before the currently active one. | 61 // The window which was active before the currently active one. |
62 aura::Window* last_active_; | 62 aura::Window* last_active_; |
63 | 63 |
64 ObserverList<aura::client::ActivationChangeObserver> observers_; | 64 ObserverList<aura::client::ActivationChangeObserver> observers_; |
65 | 65 |
66 DISALLOW_COPY_AND_ASSIGN(DefaultActivationClient); | 66 DISALLOW_COPY_AND_ASSIGN(DefaultActivationClient); |
67 }; | 67 }; |
68 | 68 |
69 } // namespace wm | 69 } // namespace wm |
70 | 70 |
71 #endif // UI_WM_CORE_DEFAULT_ACTIVATION_CLIENT_H_ | 71 #endif // UI_WM_CORE_DEFAULT_ACTIVATION_CLIENT_H_ |
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