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.
4
5#ifndef ASH_SYSTEM_TRAY_TRAY_EMPTY_H_
6#define ASH_SYSTEM_TRAY_TRAY_EMPTY_H_
7
8#include "ash/system/tray/system_tray_item.h"
9
10namespace ash {
11namespace internal {
12
13class TrayEmpty : public SystemTrayItem {
14 public:
15  explicit TrayEmpty(SystemTray* system_tray);
16  virtual ~TrayEmpty();
17
18 private:
19  // Overridden from SystemTrayItem.
20  virtual views::View* CreateTrayView(user::LoginStatus status) OVERRIDE;
21  virtual views::View* CreateDefaultView(user::LoginStatus status) OVERRIDE;
22  virtual views::View* CreateDetailedView(user::LoginStatus status) OVERRIDE;
23  virtual void DestroyTrayView() OVERRIDE;
24  virtual void DestroyDefaultView() OVERRIDE;
25  virtual void DestroyDetailedView() OVERRIDE;
26  virtual void UpdateAfterLoginStatusChange(user::LoginStatus status) OVERRIDE;
27
28  DISALLOW_COPY_AND_ASSIGN(TrayEmpty);
29};
30
31}  // namespace internal
32}  // namespace ash
33
34#endif  // ASH_SYSTEM_TRAY_TRAY_EMPTY_H_
35