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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_ | 5 #ifndef ASH_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_ |
| 6 #define ASH_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_ | 6 #define ASH_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_ |
| 7 | 7 |
| 8 #include <list> | 8 #include <list> |
| 9 #include <memory> | 9 #include <memory> |
| 10 | 10 |
| 11 #include "ash/ash_export.h" | 11 #include "ash/ash_export.h" |
| 12 #include "ash/common/wm/shelf/wm_shelf_observer.h" | 12 #include "ash/common/shelf/wm_shelf_observer.h" |
| 13 #include "ash/common/wm/window_state_observer.h" | 13 #include "ash/common/wm/window_state_observer.h" |
| 14 #include "ash/common/wm_activation_observer.h" | 14 #include "ash/common/wm_activation_observer.h" |
| 15 #include "ash/common/wm_display_observer.h" | 15 #include "ash/common/wm_display_observer.h" |
| 16 #include "ash/common/wm_layout_manager.h" | 16 #include "ash/common/wm_layout_manager.h" |
| 17 #include "ash/common/wm_overview_mode_observer.h" | 17 #include "ash/common/wm_overview_mode_observer.h" |
| 18 #include "ash/common/wm_root_window_controller_observer.h" | 18 #include "ash/common/wm_root_window_controller_observer.h" |
| 19 #include "ash/common/wm_window_observer.h" | 19 #include "ash/common/wm_window_observer.h" |
| 20 #include "ash/common/wm_window_tracker.h" | 20 #include "ash/common/wm_window_tracker.h" |
| 21 #include "base/compiler_specific.h" | 21 #include "base/compiler_specific.h" |
| 22 #include "base/macros.h" | 22 #include "base/macros.h" |
| (...skipping 10 matching lines...) Expand all Loading... |
| 33 } | 33 } |
| 34 | 34 |
| 35 namespace views { | 35 namespace views { |
| 36 class Widget; | 36 class Widget; |
| 37 } | 37 } |
| 38 | 38 |
| 39 namespace ash { | 39 namespace ash { |
| 40 class PanelCalloutWidget; | 40 class PanelCalloutWidget; |
| 41 class Shelf; | 41 class Shelf; |
| 42 class ShelfLayoutManager; | 42 class ShelfLayoutManager; |
| 43 class WmShelf; |
| 43 | 44 |
| 44 namespace wm { | 45 namespace wm { |
| 45 class WmRootWindowController; | 46 class WmRootWindowController; |
| 46 class WmShelf; | |
| 47 } | 47 } |
| 48 | 48 |
| 49 // PanelLayoutManager is responsible for organizing panels within the | 49 // PanelLayoutManager is responsible for organizing panels within the |
| 50 // workspace. It is associated with a specific container window (i.e. | 50 // workspace. It is associated with a specific container window (i.e. |
| 51 // kShellWindowId_PanelContainer) and controls the layout of any windows | 51 // kShellWindowId_PanelContainer) and controls the layout of any windows |
| 52 // added to that container. | 52 // added to that container. |
| 53 // | 53 // |
| 54 // The constructor takes a |panel_container| argument which is expected to set | 54 // The constructor takes a |panel_container| argument which is expected to set |
| 55 // its layout manager to this instance, e.g.: | 55 // its layout manager to this instance, e.g.: |
| 56 // panel_container->SetLayoutManager(new PanelLayoutManager(panel_container)); | 56 // panel_container->SetLayoutManager(new PanelLayoutManager(panel_container)); |
| 57 | 57 |
| 58 class ASH_EXPORT PanelLayoutManager | 58 class ASH_EXPORT PanelLayoutManager |
| 59 : public WmLayoutManager, | 59 : public WmLayoutManager, |
| 60 public wm::WindowStateObserver, | 60 public wm::WindowStateObserver, |
| 61 public WmActivationObserver, | 61 public WmActivationObserver, |
| 62 public WmDisplayObserver, | 62 public WmDisplayObserver, |
| 63 public WmOverviewModeObserver, | 63 public WmOverviewModeObserver, |
| 64 public WmRootWindowControllerObserver, | 64 public WmRootWindowControllerObserver, |
| 65 public WmWindowObserver, | 65 public WmWindowObserver, |
| 66 public keyboard::KeyboardControllerObserver, | 66 public keyboard::KeyboardControllerObserver, |
| 67 public wm::WmShelfObserver { | 67 public WmShelfObserver { |
| 68 public: | 68 public: |
| 69 explicit PanelLayoutManager(WmWindow* panel_container); | 69 explicit PanelLayoutManager(WmWindow* panel_container); |
| 70 ~PanelLayoutManager() override; | 70 ~PanelLayoutManager() override; |
| 71 | 71 |
| 72 // Returns the PanelLayoutManager in the specified hierarchy. This searches | 72 // Returns the PanelLayoutManager in the specified hierarchy. This searches |
| 73 // from the root of |window|. | 73 // from the root of |window|. |
| 74 static PanelLayoutManager* Get(WmWindow* window); | 74 static PanelLayoutManager* Get(WmWindow* window); |
| 75 | 75 |
| 76 // Call Shutdown() before deleting children of panel_container. | 76 // Call Shutdown() before deleting children of panel_container. |
| 77 void Shutdown(); | 77 void Shutdown(); |
| 78 | 78 |
| 79 void StartDragging(WmWindow* panel); | 79 void StartDragging(WmWindow* panel); |
| 80 void FinishDragging(); | 80 void FinishDragging(); |
| 81 | 81 |
| 82 void ToggleMinimize(WmWindow* panel); | 82 void ToggleMinimize(WmWindow* panel); |
| 83 | 83 |
| 84 // Hide / Show the panel callout widgets. | 84 // Hide / Show the panel callout widgets. |
| 85 void SetShowCalloutWidgets(bool show); | 85 void SetShowCalloutWidgets(bool show); |
| 86 | 86 |
| 87 // Returns the callout widget (arrow) for |panel|. | 87 // Returns the callout widget (arrow) for |panel|. |
| 88 views::Widget* GetCalloutWidgetForPanel(WmWindow* panel); | 88 views::Widget* GetCalloutWidgetForPanel(WmWindow* panel); |
| 89 | 89 |
| 90 wm::WmShelf* shelf() { return shelf_; } | 90 WmShelf* shelf() { return shelf_; } |
| 91 void SetShelf(wm::WmShelf* shelf); | 91 void SetShelf(WmShelf* shelf); |
| 92 | 92 |
| 93 // Overridden from WmLayoutManager | 93 // Overridden from WmLayoutManager |
| 94 void OnWindowResized() override; | 94 void OnWindowResized() override; |
| 95 void OnWindowAddedToLayout(WmWindow* child) override; | 95 void OnWindowAddedToLayout(WmWindow* child) override; |
| 96 void OnWillRemoveWindowFromLayout(WmWindow* child) override; | 96 void OnWillRemoveWindowFromLayout(WmWindow* child) override; |
| 97 void OnWindowRemovedFromLayout(WmWindow* child) override; | 97 void OnWindowRemovedFromLayout(WmWindow* child) override; |
| 98 void OnChildWindowVisibilityChanged(WmWindow* child, bool visibile) override; | 98 void OnChildWindowVisibilityChanged(WmWindow* child, bool visibile) override; |
| 99 void SetChildBounds(WmWindow* child, | 99 void SetChildBounds(WmWindow* child, |
| 100 const gfx::Rect& requested_bounds) override; | 100 const gfx::Rect& requested_bounds) override; |
| 101 | 101 |
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| 113 void OnPostWindowStateTypeChange(wm::WindowState* window_state, | 113 void OnPostWindowStateTypeChange(wm::WindowState* window_state, |
| 114 wm::WindowStateType old_type) override; | 114 wm::WindowStateType old_type) override; |
| 115 | 115 |
| 116 // Overridden from WmActivationObserver | 116 // Overridden from WmActivationObserver |
| 117 void OnWindowActivated(WmWindow* gained_active, | 117 void OnWindowActivated(WmWindow* gained_active, |
| 118 WmWindow* lost_active) override; | 118 WmWindow* lost_active) override; |
| 119 | 119 |
| 120 // Overridden from WindowTreeHostManager::Observer | 120 // Overridden from WindowTreeHostManager::Observer |
| 121 void OnDisplayConfigurationChanged() override; | 121 void OnDisplayConfigurationChanged() override; |
| 122 | 122 |
| 123 // Overridden from wm::WmShelfObserver | 123 // Overridden from WmShelfObserver |
| 124 void WillChangeVisibilityState(ShelfVisibilityState new_state) override; | 124 void WillChangeVisibilityState(ShelfVisibilityState new_state) override; |
| 125 void OnShelfIconPositionsChanged() override; | 125 void OnShelfIconPositionsChanged() override; |
| 126 | 126 |
| 127 private: | 127 private: |
| 128 friend class PanelLayoutManagerTest; | 128 friend class PanelLayoutManagerTest; |
| 129 friend class PanelWindowResizerTest; | 129 friend class PanelWindowResizerTest; |
| 130 friend class DockedWindowResizerTest; | 130 friend class DockedWindowResizerTest; |
| 131 friend class DockedWindowLayoutManagerTest; | 131 friend class DockedWindowLayoutManagerTest; |
| 132 friend class WorkspaceControllerTest; | 132 friend class WorkspaceControllerTest; |
| 133 friend class AcceleratorControllerTest; | 133 friend class AcceleratorControllerTest; |
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| 185 bool in_add_window_; | 185 bool in_add_window_; |
| 186 // Protect against recursive calls to Relayout(). | 186 // Protect against recursive calls to Relayout(). |
| 187 bool in_layout_; | 187 bool in_layout_; |
| 188 // Indicates if the panel callout widget should be created. | 188 // Indicates if the panel callout widget should be created. |
| 189 bool show_callout_widgets_; | 189 bool show_callout_widgets_; |
| 190 // Ordered list of unowned pointers to panel windows. | 190 // Ordered list of unowned pointers to panel windows. |
| 191 PanelList panel_windows_; | 191 PanelList panel_windows_; |
| 192 // The panel being dragged. | 192 // The panel being dragged. |
| 193 WmWindow* dragged_panel_; | 193 WmWindow* dragged_panel_; |
| 194 // The shelf we are observing for shelf icon changes. | 194 // The shelf we are observing for shelf icon changes. |
| 195 wm::WmShelf* shelf_; | 195 WmShelf* shelf_; |
| 196 | 196 |
| 197 // When not NULL, the shelf is hidden (i.e. full screen) and this tracks the | 197 // When not NULL, the shelf is hidden (i.e. full screen) and this tracks the |
| 198 // set of panel windows which have been temporarily hidden and need to be | 198 // set of panel windows which have been temporarily hidden and need to be |
| 199 // restored when the shelf becomes visible again. | 199 // restored when the shelf becomes visible again. |
| 200 std::unique_ptr<WmWindowTracker> restore_windows_on_shelf_visible_; | 200 std::unique_ptr<WmWindowTracker> restore_windows_on_shelf_visible_; |
| 201 | 201 |
| 202 // The last active panel. Used to maintain stacking order even if no panels | 202 // The last active panel. Used to maintain stacking order even if no panels |
| 203 // are currently focused. | 203 // are currently focused. |
| 204 WmWindow* last_active_panel_; | 204 WmWindow* last_active_panel_; |
| 205 base::WeakPtrFactory<PanelLayoutManager> weak_factory_; | 205 base::WeakPtrFactory<PanelLayoutManager> weak_factory_; |
| 206 | 206 |
| 207 DISALLOW_COPY_AND_ASSIGN(PanelLayoutManager); | 207 DISALLOW_COPY_AND_ASSIGN(PanelLayoutManager); |
| 208 }; | 208 }; |
| 209 | 209 |
| 210 } // namespace ash | 210 } // namespace ash |
| 211 | 211 |
| 212 #endif // ASH_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_ | 212 #endif // ASH_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_ |
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