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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_OVERVIEW_WINDOW_GRID_H_ | 5 #ifndef ASH_WM_OVERVIEW_WINDOW_GRID_H_ |
6 #define ASH_WM_OVERVIEW_WINDOW_GRID_H_ | 6 #define ASH_WM_OVERVIEW_WINDOW_GRID_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 #include <set> | 11 #include <set> |
12 #include <vector> | 12 #include <vector> |
13 | 13 |
14 #include "ash/common/wm/wm_window_observer.h" | 14 #include "ash/common/wm_window_observer.h" |
15 #include "ash/wm/overview/window_selector.h" | 15 #include "ash/wm/overview/window_selector.h" |
16 #include "base/macros.h" | 16 #include "base/macros.h" |
17 #include "base/memory/scoped_vector.h" | 17 #include "base/memory/scoped_vector.h" |
18 | 18 |
19 namespace views { | 19 namespace views { |
20 class Widget; | 20 class Widget; |
21 } | 21 } |
22 | 22 |
23 namespace ash { | 23 namespace ash { |
24 | 24 |
(...skipping 12 matching lines...) Expand all Loading... |
37 // +-------+ | 37 // +-------+ |
38 // | 6 | | 38 // | 6 | |
39 // +-------+ | 39 // +-------+ |
40 // Example sequences: | 40 // Example sequences: |
41 // - Going right to left | 41 // - Going right to left |
42 // 0, 1, 2, 3, 4, 5, 6 | 42 // 0, 1, 2, 3, 4, 5, 6 |
43 // - Going "top" to "bottom" | 43 // - Going "top" to "bottom" |
44 // 0, 3, 6, 1, 4, 2, 5 | 44 // 0, 3, 6, 1, 4, 2, 5 |
45 // The selector is switched to the next window grid (if available) or wrapped if | 45 // The selector is switched to the next window grid (if available) or wrapped if |
46 // it reaches the end of its movement sequence. | 46 // it reaches the end of its movement sequence. |
47 class ASH_EXPORT WindowGrid : public wm::WmWindowObserver { | 47 class ASH_EXPORT WindowGrid : public WmWindowObserver { |
48 public: | 48 public: |
49 WindowGrid(wm::WmWindow* root_window, | 49 WindowGrid(WmWindow* root_window, |
50 const std::vector<wm::WmWindow*>& window_list, | 50 const std::vector<WmWindow*>& window_list, |
51 WindowSelector* window_selector); | 51 WindowSelector* window_selector); |
52 ~WindowGrid() override; | 52 ~WindowGrid() override; |
53 | 53 |
54 // Prepares the windows in this grid for overview. This will restore all | 54 // Prepares the windows in this grid for overview. This will restore all |
55 // minimized windows and ensure they are visible. | 55 // minimized windows and ensure they are visible. |
56 void PrepareForOverview(); | 56 void PrepareForOverview(); |
57 | 57 |
58 // Positions all the windows in the grid. | 58 // Positions all the windows in the grid. |
59 void PositionWindows(bool animate); | 59 void PositionWindows(bool animate); |
60 | 60 |
61 // Updates |selected_index_| according to the specified |direction| and calls | 61 // Updates |selected_index_| according to the specified |direction| and calls |
62 // MoveSelectionWidget(). Returns |true| if the new selection index is out of | 62 // MoveSelectionWidget(). Returns |true| if the new selection index is out of |
63 // this window grid bounds. | 63 // this window grid bounds. |
64 bool Move(WindowSelector::Direction direction, bool animate); | 64 bool Move(WindowSelector::Direction direction, bool animate); |
65 | 65 |
66 // Returns the target selected window, or NULL if there is none selected. | 66 // Returns the target selected window, or NULL if there is none selected. |
67 WindowSelectorItem* SelectedWindow() const; | 67 WindowSelectorItem* SelectedWindow() const; |
68 | 68 |
69 // Returns true if a window is contained in any of the WindowSelectorItems | 69 // Returns true if a window is contained in any of the WindowSelectorItems |
70 // this grid owns. | 70 // this grid owns. |
71 bool Contains(const wm::WmWindow* window) const; | 71 bool Contains(const WmWindow* window) const; |
72 | 72 |
73 // Dims the items whose titles do not contain |pattern| and prevents their | 73 // Dims the items whose titles do not contain |pattern| and prevents their |
74 // selection. The pattern has its accents removed and is converted to | 74 // selection. The pattern has its accents removed and is converted to |
75 // lowercase in a l10n sensitive context. | 75 // lowercase in a l10n sensitive context. |
76 // If |pattern| is empty, no item is dimmed. | 76 // If |pattern| is empty, no item is dimmed. |
77 void FilterItems(const base::string16& pattern); | 77 void FilterItems(const base::string16& pattern); |
78 | 78 |
79 // Returns true if the grid has no more windows. | 79 // Returns true if the grid has no more windows. |
80 bool empty() const { return window_list_.empty(); } | 80 bool empty() const { return window_list_.empty(); } |
81 | 81 |
82 // Returns how many window selector items are in the grid. | 82 // Returns how many window selector items are in the grid. |
83 size_t size() const { return window_list_.size(); } | 83 size_t size() const { return window_list_.size(); } |
84 | 84 |
85 // Returns true if the selection widget is active. | 85 // Returns true if the selection widget is active. |
86 bool is_selecting() const { return selection_widget_ != nullptr; } | 86 bool is_selecting() const { return selection_widget_ != nullptr; } |
87 | 87 |
88 // Returns the root window in which the grid displays the windows. | 88 // Returns the root window in which the grid displays the windows. |
89 const wm::WmWindow* root_window() const { return root_window_; } | 89 const WmWindow* root_window() const { return root_window_; } |
90 | 90 |
91 const std::vector<WindowSelectorItem*>& window_list() const { | 91 const std::vector<WindowSelectorItem*>& window_list() const { |
92 return window_list_.get(); | 92 return window_list_.get(); |
93 } | 93 } |
94 | 94 |
95 // wm::WmWindowObserver: | 95 // WmWindowObserver: |
96 void OnWindowDestroying(wm::WmWindow* window) override; | 96 void OnWindowDestroying(WmWindow* window) override; |
97 // TODO(flackr): Handle window bounds changed in WindowSelectorItem. | 97 // TODO(flackr): Handle window bounds changed in WindowSelectorItem. |
98 void OnWindowBoundsChanged(wm::WmWindow* window, | 98 void OnWindowBoundsChanged(WmWindow* window, |
99 const gfx::Rect& old_bounds, | 99 const gfx::Rect& old_bounds, |
100 const gfx::Rect& new_bounds) override; | 100 const gfx::Rect& new_bounds) override; |
101 | 101 |
102 private: | 102 private: |
103 friend class WindowSelectorTest; | 103 friend class WindowSelectorTest; |
104 | 104 |
105 // Internal function to initialize the selection widget. | 105 // Internal function to initialize the selection widget. |
106 void InitSelectionWidget(WindowSelector::Direction direction); | 106 void InitSelectionWidget(WindowSelector::Direction direction); |
107 | 107 |
108 // Moves the selection widget to the specified |direction|. | 108 // Moves the selection widget to the specified |direction|. |
109 void MoveSelectionWidget(WindowSelector::Direction direction, | 109 void MoveSelectionWidget(WindowSelector::Direction direction, |
110 bool recreate_selection_widget, | 110 bool recreate_selection_widget, |
111 bool out_of_bounds, | 111 bool out_of_bounds, |
112 bool animate); | 112 bool animate); |
113 | 113 |
114 // Moves the selection widget to the targeted window. | 114 // Moves the selection widget to the targeted window. |
115 void MoveSelectionWidgetToTarget(bool animate); | 115 void MoveSelectionWidgetToTarget(bool animate); |
116 | 116 |
117 // Returns the target bounds of the currently selected item. | 117 // Returns the target bounds of the currently selected item. |
118 const gfx::Rect GetSelectionBounds() const; | 118 const gfx::Rect GetSelectionBounds() const; |
119 | 119 |
120 // Root window the grid is in. | 120 // Root window the grid is in. |
121 wm::WmWindow* root_window_; | 121 WmWindow* root_window_; |
122 | 122 |
123 // Pointer to the window selector that spawned this grid. | 123 // Pointer to the window selector that spawned this grid. |
124 WindowSelector* window_selector_; | 124 WindowSelector* window_selector_; |
125 | 125 |
126 // Vector containing all the windows in this grid. | 126 // Vector containing all the windows in this grid. |
127 ScopedVector<WindowSelectorItem> window_list_; | 127 ScopedVector<WindowSelectorItem> window_list_; |
128 | 128 |
129 // Vector containing the observed windows. | 129 // Vector containing the observed windows. |
130 std::set<wm::WmWindow*> observed_windows_; | 130 std::set<WmWindow*> observed_windows_; |
131 | 131 |
132 // Widget that indicates to the user which is the selected window. | 132 // Widget that indicates to the user which is the selected window. |
133 std::unique_ptr<views::Widget> selection_widget_; | 133 std::unique_ptr<views::Widget> selection_widget_; |
134 | 134 |
135 // Current selected window position. | 135 // Current selected window position. |
136 size_t selected_index_; | 136 size_t selected_index_; |
137 | 137 |
138 // Number of columns in the grid. | 138 // Number of columns in the grid. |
139 size_t num_columns_; | 139 size_t num_columns_; |
140 | 140 |
141 DISALLOW_COPY_AND_ASSIGN(WindowGrid); | 141 DISALLOW_COPY_AND_ASSIGN(WindowGrid); |
142 }; | 142 }; |
143 | 143 |
144 } // namespace ash | 144 } // namespace ash |
145 | 145 |
146 #endif // ASH_WM_OVERVIEW_WINDOW_GRID_H_ | 146 #endif // ASH_WM_OVERVIEW_WINDOW_GRID_H_ |
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