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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_H_ | 5 #ifndef ASH_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_H_ |
6 #define ASH_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_H_ | 6 #define ASH_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_H_ |
7 | 7 |
8 #include "ash/ash_export.h" | 8 #include "ash/ash_export.h" |
9 #include "ash/shelf/shelf_layout_manager_observer.h" | 9 #include "ash/shelf/shelf_layout_manager_observer.h" |
10 #include "ash/shell_observer.h" | 10 #include "ash/shell_observer.h" |
11 #include "ash/wm/dock/dock_types.h" | 11 #include "ash/wm/dock/dock_types.h" |
12 #include "ash/wm/dock/docked_window_layout_manager_observer.h" | 12 #include "ash/wm/dock/docked_window_layout_manager_observer.h" |
13 #include "ash/wm/window_state_observer.h" | 13 #include "ash/wm/window_state_observer.h" |
14 #include "ash/wm/workspace/snap_types.h" | 14 #include "ash/wm/workspace/snap_types.h" |
15 #include "base/basictypes.h" | 15 #include "base/basictypes.h" |
16 #include "base/compiler_specific.h" | 16 #include "base/compiler_specific.h" |
17 #include "base/gtest_prod_util.h" | 17 #include "base/gtest_prod_util.h" |
18 #include "base/memory/scoped_ptr.h" | 18 #include "base/memory/scoped_ptr.h" |
19 #include "base/observer_list.h" | 19 #include "base/observer_list.h" |
| 20 #include "base/time/time.h" |
20 #include "ui/aura/client/activation_change_observer.h" | 21 #include "ui/aura/client/activation_change_observer.h" |
21 #include "ui/aura/layout_manager.h" | 22 #include "ui/aura/layout_manager.h" |
22 #include "ui/aura/window.h" | 23 #include "ui/aura/window.h" |
23 #include "ui/aura/window_observer.h" | 24 #include "ui/aura/window_observer.h" |
24 #include "ui/gfx/rect.h" | 25 #include "ui/gfx/rect.h" |
25 #include "ui/keyboard/keyboard_controller_observer.h" | 26 #include "ui/keyboard/keyboard_controller_observer.h" |
26 | 27 |
27 namespace aura { | 28 namespace aura { |
28 class Window; | 29 class Window; |
29 } | 30 } |
30 | 31 |
31 namespace gfx { | 32 namespace gfx { |
32 class Point; | 33 class Point; |
33 } | 34 } |
34 | 35 |
35 namespace views { | 36 namespace views { |
36 class Widget; | 37 class Widget; |
37 } | 38 } |
38 | 39 |
39 namespace ash { | 40 namespace ash { |
40 class Launcher; | 41 class Launcher; |
41 | 42 |
42 namespace internal { | 43 namespace internal { |
43 class DockedWindowLayoutManagerObserver; | 44 class DockedWindowLayoutManagerObserver; |
44 class DockedWindowResizerTest; | 45 class DockedWindowResizerTest; |
45 class ShelfLayoutManager; | 46 class ShelfLayoutManager; |
46 class WorkspaceController; | 47 class WorkspaceController; |
47 | 48 |
| 49 // User action recorded for use in UMA histograms. |
| 50 enum DockedAction { |
| 51 DOCKED_ACTION_NONE, // Regular drag of undocked window. Not recorded. |
| 52 DOCKED_ACTION_DOCK, // Dragged and docked a window. |
| 53 DOCKED_ACTION_UNDOCK, // Dragged and undocked a window. |
| 54 DOCKED_ACTION_RESIZE, // Resized a docked window. |
| 55 DOCKED_ACTION_REORDER, // Possibly reordered docked windows. |
| 56 DOCKED_ACTION_EVICT, // A docked window could not stay docked. |
| 57 DOCKED_ACTION_MAXIMIZE, // Maximized a docked window. |
| 58 DOCKED_ACTION_MINIMIZE, // Minimized a docked window. |
| 59 DOCKED_ACTION_RESTORE, // Restored a docked window that was minimized. |
| 60 DOCKED_ACTION_CLOSE, // Closed a window while it was docked. |
| 61 DOCKED_ACTION_COUNT, // Maximum value of this enum for histograms use. |
| 62 }; |
| 63 |
| 64 // Event source for the docking user action (when known). |
| 65 enum DockedActionSource { |
| 66 DOCKED_ACTION_SOURCE_UNKNOWN, |
| 67 DOCKED_ACTION_SOURCE_MOUSE, |
| 68 DOCKED_ACTION_SOURCE_TOUCH, |
| 69 |
| 70 // Maximum value of this enum for histograms use. |
| 71 DOCKED_ACTION_SOURCE_COUNT, |
| 72 }; |
| 73 |
48 struct WindowWithHeight { | 74 struct WindowWithHeight { |
49 explicit WindowWithHeight(aura::Window* window) : | 75 explicit WindowWithHeight(aura::Window* window) : |
50 window_(window), | 76 window_(window), |
51 height_(window->bounds().height()) { } | 77 height_(window->bounds().height()) { } |
52 aura::Window* window() { return window_; } | 78 aura::Window* window() { return window_; } |
53 const aura::Window* window() const { return window_; } | 79 const aura::Window* window() const { return window_; } |
54 aura::Window* window_; | 80 aura::Window* window_; |
55 int height_; | 81 int height_; |
56 }; | 82 }; |
57 | 83 |
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97 void StartDragging(aura::Window* window); | 123 void StartDragging(aura::Window* window); |
98 | 124 |
99 // Called by a DockedWindowResizer when a dragged window is docked. | 125 // Called by a DockedWindowResizer when a dragged window is docked. |
100 void DockDraggedWindow(aura::Window* window); | 126 void DockDraggedWindow(aura::Window* window); |
101 | 127 |
102 // Called by a DockedWindowResizer when a dragged window is no longer docked. | 128 // Called by a DockedWindowResizer when a dragged window is no longer docked. |
103 void UndockDraggedWindow(); | 129 void UndockDraggedWindow(); |
104 | 130 |
105 // Called by a DockedWindowResizer when a window is no longer being dragged. | 131 // Called by a DockedWindowResizer when a window is no longer being dragged. |
106 // Stops observing the window unless it is a child. | 132 // Stops observing the window unless it is a child. |
107 void FinishDragging(); | 133 // Records |action| by |source| in UMA. |
| 134 void FinishDragging(DockedAction action, DockedActionSource source); |
108 | 135 |
109 ash::Launcher* launcher() { return launcher_; } | 136 ash::Launcher* launcher() { return launcher_; } |
110 void SetLauncher(ash::Launcher* launcher); | 137 void SetLauncher(ash::Launcher* launcher); |
111 | 138 |
112 // Calculates if a window is touching the screen edges and returns edge. | 139 // Calculates if a window is touching the screen edges and returns edge. |
113 DockedAlignment GetAlignmentOfWindow(const aura::Window* window) const; | 140 DockedAlignment GetAlignmentOfWindow(const aura::Window* window) const; |
114 | 141 |
115 // Used to snap docked windows to the side of screen during drag. | 142 // Used to snap docked windows to the side of screen during drag. |
116 DockedAlignment CalculateAlignment() const; | 143 DockedAlignment CalculateAlignment() const; |
117 | 144 |
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173 static const int kIdealWidth; | 200 static const int kIdealWidth; |
174 | 201 |
175 // Keep at most kMaxVisibleWindows visible in the dock and minimize the rest | 202 // Keep at most kMaxVisibleWindows visible in the dock and minimize the rest |
176 // (except for |child|). | 203 // (except for |child|). |
177 void MaybeMinimizeChildrenExcept(aura::Window* child); | 204 void MaybeMinimizeChildrenExcept(aura::Window* child); |
178 | 205 |
179 // Minimize / restore window and relayout. | 206 // Minimize / restore window and relayout. |
180 void MinimizeDockedWindow(wm::WindowState* window_state); | 207 void MinimizeDockedWindow(wm::WindowState* window_state); |
181 void RestoreDockedWindow(wm::WindowState* window_state); | 208 void RestoreDockedWindow(wm::WindowState* window_state); |
182 | 209 |
| 210 // Record user-initiated |action| by |source| in UMA metrics. |
| 211 void RecordUmaAction(DockedAction action, DockedActionSource source); |
| 212 |
| 213 // Updates |docked_width_| and UMA histograms. |
| 214 void UpdateDockedWidth(int width); |
| 215 |
183 // Updates docked layout state when a window gets inside the dock. | 216 // Updates docked layout state when a window gets inside the dock. |
184 void OnDraggedWindowDocked(aura::Window* window); | 217 void OnDraggedWindowDocked(aura::Window* window); |
185 | 218 |
186 // Updates docked layout state when a window gets outside the dock. | 219 // Updates docked layout state when a window gets outside the dock. |
187 void OnDraggedWindowUndocked(); | 220 void OnDraggedWindowUndocked(); |
188 | 221 |
189 // Returns true if there are any windows currently docked. | 222 // Returns true if there are any windows currently docked. |
190 bool IsAnyWindowDocked(); | 223 bool IsAnyWindowDocked(); |
191 | 224 |
192 // Called whenever the window layout might change. | 225 // Called whenever the window layout might change. |
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260 // Target bounds of a docked window being dragged. | 293 // Target bounds of a docked window being dragged. |
261 gfx::Rect dragged_bounds_; | 294 gfx::Rect dragged_bounds_; |
262 | 295 |
263 // Side of the screen that the dock is positioned at. | 296 // Side of the screen that the dock is positioned at. |
264 DockedAlignment alignment_; | 297 DockedAlignment alignment_; |
265 | 298 |
266 // The last active window. Used to maintain stacking order even if no windows | 299 // The last active window. Used to maintain stacking order even if no windows |
267 // are currently focused. | 300 // are currently focused. |
268 aura::Window* last_active_window_; | 301 aura::Window* last_active_window_; |
269 | 302 |
| 303 // Timestamp of the last user-initiated action that changed docked state. |
| 304 // Used in UMA metrics. |
| 305 base::Time last_action_time_; |
| 306 |
270 // Widget used to paint a background for the docked area. | 307 // Widget used to paint a background for the docked area. |
271 scoped_ptr<views::Widget> background_widget_; | 308 scoped_ptr<views::Widget> background_widget_; |
272 | 309 |
273 // Observers of dock bounds changes. | 310 // Observers of dock bounds changes. |
274 ObserverList<DockedWindowLayoutManagerObserver> observer_list_; | 311 ObserverList<DockedWindowLayoutManagerObserver> observer_list_; |
275 | 312 |
276 DISALLOW_COPY_AND_ASSIGN(DockedWindowLayoutManager); | 313 DISALLOW_COPY_AND_ASSIGN(DockedWindowLayoutManager); |
277 }; | 314 }; |
278 | 315 |
279 } // namespace internal | 316 } // namespace internal |
280 } // namespace ash | 317 } // namespace ash |
281 | 318 |
282 #endif // ASH_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_H_ | 319 #endif // ASH_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_H_ |
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