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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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_WINDOW_CYCLE_CONTROLLER_H_ | 5 #ifndef ASH_WM_WINDOW_CYCLE_CONTROLLER_H_ |
6 #define ASH_WM_WINDOW_CYCLE_CONTROLLER_H_ | 6 #define ASH_WM_WINDOW_CYCLE_CONTROLLER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "ash/ash_export.h" | 10 #include "ash/ash_export.h" |
11 #include "base/macros.h" | 11 #include "base/macros.h" |
12 #include "base/time/time.h" | 12 #include "base/time/time.h" |
13 | 13 |
| 14 namespace aura { |
| 15 class Window; |
| 16 } |
| 17 |
14 namespace ash { | 18 namespace ash { |
15 | 19 |
16 class WindowCycleEventFilter; | 20 class WindowCycleEventFilter; |
17 class WindowCycleList; | 21 class WindowCycleList; |
18 class WmWindow; | |
19 | 22 |
20 // Controls cycling through windows with the keyboard via alt-tab. | 23 // Controls cycling through windows with the keyboard via alt-tab. |
21 // Windows are sorted primarily by most recently used, and then by screen order. | 24 // Windows are sorted primarily by most recently used, and then by screen order. |
22 // We activate windows as you cycle through them, so the order on the screen | 25 // We activate windows as you cycle through them, so the order on the screen |
23 // may change during the gesture, but the most recently used list isn't updated | 26 // may change during the gesture, but the most recently used list isn't updated |
24 // until the cycling ends. Thus we maintain the state of the windows | 27 // until the cycling ends. Thus we maintain the state of the windows |
25 // at the beginning of the gesture so you can cycle through in a consistent | 28 // at the beginning of the gesture so you can cycle through in a consistent |
26 // order. | 29 // order. |
27 class ASH_EXPORT WindowCycleController { | 30 class ASH_EXPORT WindowCycleController { |
28 public: | 31 public: |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
60 private: | 63 private: |
61 // Cycles to the next or previous window based on |direction|. | 64 // Cycles to the next or previous window based on |direction|. |
62 void Step(Direction direction); | 65 void Step(Direction direction); |
63 | 66 |
64 void StopCycling(); | 67 void StopCycling(); |
65 | 68 |
66 std::unique_ptr<WindowCycleList> window_cycle_list_; | 69 std::unique_ptr<WindowCycleList> window_cycle_list_; |
67 | 70 |
68 // Tracks what Window was active when starting to cycle and used to determine | 71 // Tracks what Window was active when starting to cycle and used to determine |
69 // if the active Window changed in when ending cycling. | 72 // if the active Window changed in when ending cycling. |
70 WmWindow* active_window_before_window_cycle_ = nullptr; | 73 aura::Window* active_window_before_window_cycle_ = nullptr; |
71 | 74 |
72 // Non-null while actively cycling. | 75 // Non-null while actively cycling. |
73 std::unique_ptr<WindowCycleEventFilter> event_filter_; | 76 std::unique_ptr<WindowCycleEventFilter> event_filter_; |
74 | 77 |
75 base::Time cycle_start_time_; | 78 base::Time cycle_start_time_; |
76 | 79 |
77 DISALLOW_COPY_AND_ASSIGN(WindowCycleController); | 80 DISALLOW_COPY_AND_ASSIGN(WindowCycleController); |
78 }; | 81 }; |
79 | 82 |
80 } // namespace ash | 83 } // namespace ash |
81 | 84 |
82 #endif // ASH_WM_WINDOW_CYCLE_CONTROLLER_H_ | 85 #endif // ASH_WM_WINDOW_CYCLE_CONTROLLER_H_ |
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