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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_SYSTEM_BACKGROUND_CONTROLLER_H_
#define ASH_WM_WORKSPACE_SYSTEM_BACKGROUND_CONTROLLER_H_
#include "ash/ash_export.h"
#include "base/basictypes.h"
namespace aura {
class RootWindow;
};
namespace ash {
namespace internal {
// SystemBackgroundController shows the system level background. See
// kShellWindowId_SystemBackgroundContainer for a description of the system
// level background.
class ASH_EXPORT SystemBackgroundController {
public:
explicit SystemBackgroundController(aura::RootWindow* root);
~SystemBackgroundController();
private:
class View;
// View responsible for rendering the background. This is non-NULL if the
// widget containing it is deleted. It is owned by the widget.
View* view_;
DISALLOW_COPY_AND_ASSIGN(SystemBackgroundController);
};
} // namespace internal
} // namespace ash
#endif // ASH_WM_WORKSPACE_SYSTEM_BACKGROUND_CONTROLLER_H_
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