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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_DATE_TRAY_DATE_H_
#define ASH_SYSTEM_DATE_TRAY_DATE_H_
#include "ash/system/date/clock_observer.h"
#include "ash/system/tray/system_tray_item.h"
#include "base/memory/scoped_ptr.h"
namespace views {
class Label;
}
namespace ash {
namespace internal {
#if defined(OS_CHROMEOS)
class SystemClockObserver;
#endif
class DateDefaultView;
namespace tray {
class TimeView;
}
class TrayDate : public SystemTrayItem,
public ClockObserver {
public:
enum ClockLayout {
HORIZONTAL_CLOCK,
VERTICAL_CLOCK,
};
explicit TrayDate(SystemTray* system_tray);
virtual ~TrayDate();
// Returns view for help button if it is exists. Returns NULL otherwise.
views::View* GetHelpButtonView() const;
private:
// Overridden from SystemTrayItem.
virtual views::View* CreateTrayView(user::LoginStatus status) OVERRIDE;
virtual views::View* CreateDefaultView(user::LoginStatus status) OVERRIDE;
virtual views::View* CreateDetailedView(user::LoginStatus status) OVERRIDE;
virtual void DestroyTrayView() OVERRIDE;
virtual void DestroyDefaultView() OVERRIDE;
virtual void DestroyDetailedView() OVERRIDE;
virtual void UpdateAfterLoginStatusChange(user::LoginStatus status) OVERRIDE;
virtual void UpdateAfterShelfAlignmentChange(
ShelfAlignment alignment) OVERRIDE;
// Overridden from ClockObserver.
virtual void OnDateFormatChanged() OVERRIDE;
virtual void OnSystemClockTimeUpdated() OVERRIDE;
virtual void Refresh() OVERRIDE;
void SetupLabelForTimeTray(views::Label* label);
tray::TimeView* time_tray_;
DateDefaultView* default_view_;
#if defined(OS_CHROMEOS)
scoped_ptr<SystemClockObserver> system_clock_observer_;
#endif
DISALLOW_COPY_AND_ASSIGN(TrayDate);
};
} // namespace internal
} // namespace ash
#endif // ASH_SYSTEM_DATE_TRAY_DATE_H_
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