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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_SYSTEM_LOGOUT_BUTTON_TRAY_LOGOUT_BUTTON_H_
#define ASH_SYSTEM_LOGOUT_BUTTON_TRAY_LOGOUT_BUTTON_H_
#include "ash/system/logout_button/logout_button_observer.h"
#include "ash/system/tray/system_tray_item.h"
#include "base/basictypes.h"
#include "base/compiler_specific.h"
namespace ash {
namespace internal {
namespace tray {
class LogoutButton;
}
// Adds a logout button to the system tray if enabled by the
// kShowLogoutButtonInTray pref.
class TrayLogoutButton : public SystemTrayItem, public LogoutButtonObserver {
public:
explicit TrayLogoutButton(SystemTray* system_tray);
virtual ~TrayLogoutButton();
// Overridden from SystemTrayItem.
virtual views::View* CreateTrayView(user::LoginStatus status) OVERRIDE;
virtual void DestroyTrayView() OVERRIDE;
virtual void UpdateAfterLoginStatusChange(user::LoginStatus status) OVERRIDE;
// Overridden from LogoutButtonObserver.
virtual void OnShowLogoutButtonInTrayChanged(bool show) OVERRIDE;
private:
tray::LogoutButton* logout_button_;
DISALLOW_COPY_AND_ASSIGN(TrayLogoutButton);
};
} // namespace internal
} // namespace ash
#endif // ASH_SYSTEM_LOGOUT_BUTTON_TRAY_LOGOUT_BUTTON_H_
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