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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 ASH_WM_OVERVIEW_WINDOW_SELECTOR_H_ | 5 #ifndef ASH_WM_OVERVIEW_WINDOW_SELECTOR_H_ |
6 #define ASH_WM_OVERVIEW_WINDOW_SELECTOR_H_ | 6 #define ASH_WM_OVERVIEW_WINDOW_SELECTOR_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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24 namespace views { | 24 namespace views { |
25 class Textfield; | 25 class Textfield; |
26 class Widget; | 26 class Widget; |
27 } | 27 } |
28 | 28 |
29 namespace ash { | 29 namespace ash { |
30 class WindowSelectorDelegate; | 30 class WindowSelectorDelegate; |
31 class WindowSelectorItem; | 31 class WindowSelectorItem; |
32 class WindowSelectorTest; | 32 class WindowSelectorTest; |
33 class WindowGrid; | 33 class WindowGrid; |
34 class WmWindow; | |
35 | 34 |
36 // The WindowSelector shows a grid of all of your windows, allowing to select | 35 // The WindowSelector shows a grid of all of your windows, allowing to select |
37 // one by clicking or tapping on it. | 36 // one by clicking or tapping on it. |
38 class ASH_EXPORT WindowSelector : public display::DisplayObserver, | 37 class ASH_EXPORT WindowSelector : public display::DisplayObserver, |
39 public aura::WindowObserver, | 38 public aura::WindowObserver, |
40 public aura::client::ActivationChangeObserver, | 39 public aura::client::ActivationChangeObserver, |
41 public views::TextfieldController { | 40 public views::TextfieldController { |
42 public: | 41 public: |
43 // Returns true if the window can be selected in overview mode. | 42 // Returns true if the window can be selected in overview mode. |
44 static bool IsSelectable(WmWindow* window); | 43 static bool IsSelectable(aura::Window* window); |
45 | 44 |
46 enum Direction { LEFT, UP, RIGHT, DOWN }; | 45 enum Direction { LEFT, UP, RIGHT, DOWN }; |
47 | 46 |
48 using WindowList = std::vector<WmWindow*>; | 47 using WindowList = std::vector<aura::Window*>; |
49 | 48 |
50 explicit WindowSelector(WindowSelectorDelegate* delegate); | 49 explicit WindowSelector(WindowSelectorDelegate* delegate); |
51 ~WindowSelector() override; | 50 ~WindowSelector() override; |
52 | 51 |
53 // Initialize with the windows that can be selected. | 52 // Initialize with the windows that can be selected. |
54 void Init(const WindowList& windows); | 53 void Init(const WindowList& windows); |
55 | 54 |
56 // Perform cleanup that cannot be done in the destructor. | 55 // Perform cleanup that cannot be done in the destructor. |
57 void Shutdown(); | 56 void Shutdown(); |
58 | 57 |
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105 | 104 |
106 // views::TextfieldController: | 105 // views::TextfieldController: |
107 void ContentsChanged(views::Textfield* sender, | 106 void ContentsChanged(views::Textfield* sender, |
108 const base::string16& new_contents) override; | 107 const base::string16& new_contents) override; |
109 bool HandleKeyEvent(views::Textfield* sender, | 108 bool HandleKeyEvent(views::Textfield* sender, |
110 const ui::KeyEvent& key_event) override; | 109 const ui::KeyEvent& key_event) override; |
111 | 110 |
112 private: | 111 private: |
113 friend class WindowSelectorTest; | 112 friend class WindowSelectorTest; |
114 | 113 |
115 // Returns the WmWindow for |text_filter_widget_|. | 114 // Returns the aura::Window for |text_filter_widget_|. |
116 WmWindow* GetTextFilterWidgetWindow(); | 115 aura::Window* GetTextFilterWidgetWindow(); |
117 | 116 |
118 // Position all of the windows in the overview. | 117 // Position all of the windows in the overview. |
119 void PositionWindows(bool animate); | 118 void PositionWindows(bool animate); |
120 | 119 |
121 // Repositions and resizes |text_filter_widget_| on | 120 // Repositions and resizes |text_filter_widget_| on |
122 // DisplayMetricsChanged event. | 121 // DisplayMetricsChanged event. |
123 void RepositionTextFilterOnDisplayMetricsChange(); | 122 void RepositionTextFilterOnDisplayMetricsChange(); |
124 | 123 |
125 // |focus|, restores focus to the stored window. | 124 // |focus|, restores focus to the stored window. |
126 void ResetFocusRestoreWindow(bool focus); | 125 void ResetFocusRestoreWindow(bool focus); |
127 | 126 |
128 // Helper function that moves the selection widget to |direction| on the | 127 // Helper function that moves the selection widget to |direction| on the |
129 // corresponding window grid. | 128 // corresponding window grid. |
130 void Move(Direction direction, bool animate); | 129 void Move(Direction direction, bool animate); |
131 | 130 |
132 // Removes all observers that were registered during construction and/or | 131 // Removes all observers that were registered during construction and/or |
133 // initialization. | 132 // initialization. |
134 void RemoveAllObservers(); | 133 void RemoveAllObservers(); |
135 | 134 |
136 // Tracks observed windows. | 135 // Tracks observed windows. |
137 std::set<WmWindow*> observed_windows_; | 136 std::set<aura::Window*> observed_windows_; |
138 | 137 |
139 // Weak pointer to the selector delegate which will be called when a | 138 // Weak pointer to the selector delegate which will be called when a |
140 // selection is made. | 139 // selection is made. |
141 WindowSelectorDelegate* delegate_; | 140 WindowSelectorDelegate* delegate_; |
142 | 141 |
143 // A weak pointer to the window which was focused on beginning window | 142 // A weak pointer to the window which was focused on beginning window |
144 // selection. If window selection is canceled the focus should be restored to | 143 // selection. If window selection is canceled the focus should be restored to |
145 // this window. | 144 // this window. |
146 WmWindow* restore_focus_window_; | 145 aura::Window* restore_focus_window_; |
147 | 146 |
148 // True when performing operations that may cause window activations. This is | 147 // True when performing operations that may cause window activations. This is |
149 // used to prevent handling the resulting expected activation. | 148 // used to prevent handling the resulting expected activation. |
150 bool ignore_activations_; | 149 bool ignore_activations_; |
151 | 150 |
152 // List of all the window overview grids, one for each root window. | 151 // List of all the window overview grids, one for each root window. |
153 std::vector<std::unique_ptr<WindowGrid>> grid_list_; | 152 std::vector<std::unique_ptr<WindowGrid>> grid_list_; |
154 | 153 |
155 // Tracks the index of the root window the selection widget is in. | 154 // Tracks the index of the root window the selection widget is in. |
156 size_t selected_grid_index_; | 155 size_t selected_grid_index_; |
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193 int text_filter_bottom_; | 192 int text_filter_bottom_; |
194 | 193 |
195 bool is_shut_down_ = false; | 194 bool is_shut_down_ = false; |
196 | 195 |
197 DISALLOW_COPY_AND_ASSIGN(WindowSelector); | 196 DISALLOW_COPY_AND_ASSIGN(WindowSelector); |
198 }; | 197 }; |
199 | 198 |
200 } // namespace ash | 199 } // namespace ash |
201 | 200 |
202 #endif // ASH_WM_OVERVIEW_WINDOW_SELECTOR_H_ | 201 #endif // ASH_WM_OVERVIEW_WINDOW_SELECTOR_H_ |
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