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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
#define ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
#include <set>
#include "ash/shell_observer.h"
#include "ash/wm/base_layout_manager.h"
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "ui/base/ui_base_types.h"
#include "ui/aura/window_observer.h"
#include "ui/gfx/rect.h"
namespace aura {
class RootWindow;
class Window;
}
namespace ui {
class Layer;
}
namespace ash {
namespace internal {
class ShelfLayoutManager;
// LayoutManager used on the window created for a workspace.
class ASH_EXPORT WorkspaceLayoutManager : public BaseLayoutManager {
public:
explicit WorkspaceLayoutManager(aura::Window* window);
virtual ~WorkspaceLayoutManager();
void SetShelf(internal::ShelfLayoutManager* shelf);
// Overridden from aura::LayoutManager:
virtual void OnWindowResized() OVERRIDE {}
virtual void OnWindowAddedToLayout(aura::Window* child) OVERRIDE;
virtual void OnWillRemoveWindowFromLayout(aura::Window* child) OVERRIDE;
virtual void OnWindowRemovedFromLayout(aura::Window* child) OVERRIDE;
virtual void OnChildWindowVisibilityChanged(aura::Window* child,
bool visibile) OVERRIDE;
virtual void SetChildBounds(aura::Window* child,
const gfx::Rect& requested_bounds) OVERRIDE;
// ash::ShellObserver overrides:
virtual void OnDisplayWorkAreaInsetsChanged() OVERRIDE;
// Overriden from WindowObserver:
virtual void OnWindowPropertyChanged(aura::Window* window,
const void* key,
intptr_t old) OVERRIDE;
// ash::WindowSettings::Observer overrides:
virtual void OnTrackedByWorkspaceChanged(aura::Window* window,
bool old) OVERRIDE;
private:
// Overridden from BaseLayoutManager:
virtual void ShowStateChanged(aura::Window* window,
ui::WindowShowState last_show_state) OVERRIDE;
virtual void AdjustAllWindowsBoundsForWorkAreaChange(
AdjustWindowReason reason) OVERRIDE;
virtual void AdjustWindowBoundsForWorkAreaChange(
aura::Window* window,
AdjustWindowReason reason) OVERRIDE;
void AdjustWindowBoundsWhenAdded(aura::Window* window);
void UpdateDesktopVisibility();
// Updates the bounds of the window for a show state change from
// |last_show_state|.
void UpdateBoundsFromShowState(aura::Window* window,
ui::WindowShowState last_show_state);
// If |window| is maximized or fullscreen the bounds of the window are set and
// true is returned. Does nothing otherwise.
bool SetMaximizedOrFullscreenBounds(aura::Window* window);
internal::ShelfLayoutManager* shelf_;
aura::Window* window_;
// The work area. Cached to avoid unnecessarily moving windows during a
// workspace switch.
gfx::Rect work_area_;
DISALLOW_COPY_AND_ASSIGN(WorkspaceLayoutManager);
};
} // namespace internal
} // namespace ash
#endif // ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
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