Use active window if on current workspace for fullscreen mode.
[chromium-blink-merge.git] / ash / wm / workspace / workspace_layout_manager.h
blob45a8e95a0925efabc8d5f816f111c1ee958bcda4
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.
5 #ifndef ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
6 #define ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
8 #include <set>
10 #include "ash/ash_export.h"
11 #include "ash/shell_observer.h"
12 #include "ash/wm/window_state_observer.h"
13 #include "ash/wm/wm_types.h"
14 #include "base/basictypes.h"
15 #include "base/compiler_specific.h"
16 #include "ui/aura/client/activation_change_observer.h"
17 #include "ui/aura/layout_manager.h"
18 #include "ui/aura/window_observer.h"
19 #include "ui/gfx/rect.h"
21 namespace aura {
22 class RootWindow;
23 class Window;
26 namespace ui {
27 class Layer;
30 namespace ash {
31 namespace wm {
32 class WindowState;
35 namespace internal {
37 class ShelfLayoutManager;
39 // LayoutManager used on the window created for a workspace.
40 class ASH_EXPORT WorkspaceLayoutManager
41 : public aura::LayoutManager,
42 public aura::WindowObserver,
43 public aura::client::ActivationChangeObserver,
44 public ShellObserver,
45 public wm::WindowStateObserver {
46 public:
47 explicit WorkspaceLayoutManager(aura::Window* window);
48 virtual ~WorkspaceLayoutManager();
50 void SetShelf(internal::ShelfLayoutManager* shelf);
52 // Overridden from aura::LayoutManager:
53 virtual void OnWindowResized() OVERRIDE {}
54 virtual void OnWindowAddedToLayout(aura::Window* child) OVERRIDE;
55 virtual void OnWillRemoveWindowFromLayout(aura::Window* child) OVERRIDE;
56 virtual void OnWindowRemovedFromLayout(aura::Window* child) OVERRIDE;
57 virtual void OnChildWindowVisibilityChanged(aura::Window* child,
58 bool visibile) OVERRIDE;
59 virtual void SetChildBounds(aura::Window* child,
60 const gfx::Rect& requested_bounds) OVERRIDE;
62 // ash::ShellObserver overrides:
63 virtual void OnDisplayWorkAreaInsetsChanged() OVERRIDE;
65 // Overriden from WindowObserver:
66 virtual void OnWindowHierarchyChanged(
67 const WindowObserver::HierarchyChangeParams& params) OVERRIDE;
68 virtual void OnWindowPropertyChanged(aura::Window* window,
69 const void* key,
70 intptr_t old) OVERRIDE;
71 virtual void OnWindowStackingChanged(aura::Window* window) OVERRIDE;
72 virtual void OnWindowDestroying(aura::Window* window) OVERRIDE;
73 virtual void OnWindowBoundsChanged(aura::Window* window,
74 const gfx::Rect& old_bounds,
75 const gfx::Rect& new_bounds) OVERRIDE;
77 // aura::client::ActivationChangeObserver overrides:
78 virtual void OnWindowActivated(aura::Window* gained_active,
79 aura::Window* lost_active) OVERRIDE;
81 // WindowStateObserver overrides:
82 virtual void OnPostWindowShowTypeChange(wm::WindowState* window_state,
83 wm::WindowShowType old_type) OVERRIDE;
85 private:
86 typedef std::set<aura::Window*> WindowSet;
88 // Adjusts the bounds of all managed windows when the display area changes.
89 // This happens when the display size, work area insets has changed.
90 // If this is called for a display size change (i.e. |event|
91 // is DISPLAY_RESIZED), the non-maximized/non-fullscreen
92 // windows are readjusted to make sure the window is completely within the
93 // display region. Otherwise, it makes sure at least some parts of the window
94 // is on display.
95 void AdjustAllWindowsBoundsForWorkAreaChange(wm::WMEvent event);
97 // Updates the visibility state of the shelf.
98 void UpdateShelfVisibility();
100 // Updates the fullscreen state of the workspace and notifies Shell if it
101 // has changed.
102 void UpdateFullscreenState();
104 // Updates the bounds of the window for a show type change from
105 // |old_show_type|.
106 void UpdateBoundsFromShowType(wm::WindowState* window_state,
107 wm::WindowShowType old_show_type);
109 // If |window_state| is maximized or fullscreen the bounds of the
110 // window are set and true is returned. Does nothing otherwise.
111 bool SetMaximizedOrFullscreenBounds(wm::WindowState* window_state);
113 // Animates the window bounds to |bounds|.
114 void SetChildBoundsAnimated(aura::Window* child, const gfx::Rect& bounds);
116 internal::ShelfLayoutManager* shelf_;
117 aura::Window* window_;
118 aura::Window* root_window_;
120 // Set of windows we're listening to.
121 WindowSet windows_;
123 // The work area in the coordinates of |window_|.
124 gfx::Rect work_area_in_parent_;
126 // True if this workspace is currently in fullscreen mode.
127 bool is_fullscreen_;
129 DISALLOW_COPY_AND_ASSIGN(WorkspaceLayoutManager);
132 } // namespace internal
133 } // namespace ash
135 #endif // ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_