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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef ASH_WM_WORKSPACE_WORKSPACE_MANAGER_H_ | |
6 #define ASH_WM_WORKSPACE_WORKSPACE_MANAGER_H_ | |
7 | |
8 #include <vector> | |
9 | |
10 #include "ash/ash_export.h" | |
11 #include "ash/wm/workspace/base_workspace_manager.h" | |
12 #include "ash/wm/workspace/workspace.h" | |
13 #include "ash/wm/workspace/workspace_types.h" | |
14 #include "base/basictypes.h" | |
15 #include "base/compiler_specific.h" | |
16 #include "ui/gfx/insets.h" | |
17 #include "ui/gfx/size.h" | |
18 | |
19 namespace aura { | |
20 class Window; | |
21 } | |
22 | |
23 namespace gfx { | |
24 class Point; | |
25 class Rect; | |
26 } | |
27 | |
28 namespace ash { | |
29 namespace internal { | |
30 | |
31 class ShelfLayoutManager; | |
32 class WorkspaceManagerTest; | |
33 | |
34 // WorkspaceManager manages multiple workspaces in the desktop. | |
35 class ASH_EXPORT WorkspaceManager : public BaseWorkspaceManager { | |
36 public: | |
37 explicit WorkspaceManager(aura::Window* viewport); | |
38 virtual ~WorkspaceManager(); | |
39 | |
40 // Returns true if |window| should be managed by the WorkspaceManager. Use | |
41 // Contains() to test if the Window is currently managed by WorkspaceManager. | |
42 static bool ShouldManageWindow(aura::Window* window); | |
43 | |
44 // Returns true if |window| has been added to this WorkspaceManager. | |
45 bool Contains(aura::Window* window) const; | |
46 | |
47 // Adds/removes a window creating/destroying workspace as necessary. | |
48 void AddWindow(aura::Window* window); | |
49 void RemoveWindow(aura::Window* window); | |
50 | |
51 // Returns the Window this WorkspaceManager controls. | |
52 aura::Window* contents_view() { return contents_view_; } | |
53 | |
54 // Updates the visibility and whether any windows overlap the shelf. | |
55 void UpdateShelfVisibility(); | |
56 | |
57 // Invoked when the show state of the specified window changes. | |
58 void ShowStateChanged(aura::Window* window); | |
59 | |
60 // BaseWorkspaceManager overrides: | |
61 virtual bool IsInMaximizedMode() const OVERRIDE; | |
62 virtual WorkspaceWindowState GetWindowState() const OVERRIDE; | |
63 virtual void SetShelf(ShelfLayoutManager* shelf) OVERRIDE; | |
64 virtual void SetActiveWorkspaceByWindow(aura::Window* window) OVERRIDE; | |
65 virtual aura::Window* GetParentForNewWindow(aura::Window* window) OVERRIDE; | |
66 virtual void DoInitialAnimation() OVERRIDE {} | |
67 | |
68 private: | |
69 // Enumeration of whether windows should animate or not. | |
70 enum AnimateChangeType { | |
71 ANIMATE, | |
72 DONT_ANIMATE | |
73 }; | |
74 | |
75 friend class Workspace; | |
76 friend class WorkspaceManagerTest; | |
77 | |
78 void AddWorkspace(Workspace* workspace); | |
79 void RemoveWorkspace(Workspace* workspace); | |
80 | |
81 // Sets the visibility of the windows in |workspace|. | |
82 void SetVisibilityOfWorkspaceWindows(Workspace* workspace, | |
83 AnimateChangeType change_type, | |
84 bool value); | |
85 | |
86 // Implementation of SetVisibilityOfWorkspaceWindows(). | |
87 void SetWindowLayerVisibility(const std::vector<aura::Window*>& windows, | |
88 AnimateChangeType change_type, | |
89 bool value); | |
90 | |
91 // Returns the active workspace. | |
92 Workspace* GetActiveWorkspace() const; | |
93 | |
94 // Returns the workspace that contanis the |window|. | |
95 Workspace* FindBy(aura::Window* window) const; | |
96 | |
97 // Sets the active workspace. | |
98 void SetActiveWorkspace(Workspace* workspace); | |
99 | |
100 // Returns the bounds of the work area. | |
101 gfx::Rect GetWorkAreaBounds() const; | |
102 | |
103 // Returns the index of the workspace that contains the |window|. | |
104 int GetWorkspaceIndexContaining(aura::Window* window) const; | |
105 | |
106 // Sets the bounds of |window|. This sets |ignored_window_| to |window| so | |
107 // that the bounds change is allowed through. | |
108 void SetWindowBounds(aura::Window* window, const gfx::Rect& bounds); | |
109 | |
110 // Invoked when the type of workspace needed for |window| changes. | |
111 void OnTypeOfWorkspacedNeededChanged(aura::Window* window); | |
112 | |
113 // Returns the Workspace whose type is TYPE_MANAGED, or NULL if there isn't | |
114 // one. | |
115 Workspace* GetManagedWorkspace(); | |
116 | |
117 // Creates a new workspace of the specified type. | |
118 Workspace* CreateWorkspace(Workspace::Type type); | |
119 | |
120 // Deletes workspaces of TYPE_MAXIMIZED when they become empty. | |
121 void CleanupWorkspace(Workspace* workspace); | |
122 | |
123 aura::Window* contents_view_; | |
124 | |
125 Workspace* active_workspace_; | |
126 | |
127 std::vector<Workspace*> workspaces_; | |
128 | |
129 // Window being maximized or restored during a workspace type change. | |
130 // It has its own animation and is ignored by workspace show/hide animations. | |
131 aura::Window* maximize_restore_window_; | |
132 | |
133 // See description above setter. | |
134 int grid_size_; | |
135 | |
136 // Owned by the Shell container window LauncherContainer. May be NULL. | |
137 ShelfLayoutManager* shelf_; | |
138 | |
139 DISALLOW_COPY_AND_ASSIGN(WorkspaceManager); | |
140 }; | |
141 | |
142 } // namespace internal | |
143 } // namespace ash | |
144 | |
145 #endif // ASH_WM_WORKSPACE_WORKSPACE_MANAGER_H_ | |
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