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_IMAGE_ITEM_H_
6#define ASH_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_
7
8#include "ash/system/tray/system_tray_item.h"
9
10namespace views {
11class ImageView;
12}
13
14namespace ash {
15class TrayItemView;
16
17class TrayImageItem : public SystemTrayItem {
18 public:
19  TrayImageItem(SystemTray* system_tray, int resource_id);
20  virtual ~TrayImageItem();
21
22  views::View* tray_view();
23
24  // Changes the icon of the tray-view to the specified resource.
25  void SetImageFromResourceId(int resource_id);
26
27 protected:
28  virtual bool GetInitialVisibility() = 0;
29
30  // Overridden from SystemTrayItem.
31  virtual views::View* CreateTrayView(user::LoginStatus status) OVERRIDE;
32  virtual views::View* CreateDefaultView(user::LoginStatus status) OVERRIDE;
33  virtual views::View* CreateDetailedView(user::LoginStatus status) OVERRIDE;
34  virtual void DestroyTrayView() OVERRIDE;
35  virtual void DestroyDefaultView() OVERRIDE;
36  virtual void DestroyDetailedView() OVERRIDE;
37  virtual void UpdateAfterLoginStatusChange(user::LoginStatus status) OVERRIDE;
38  virtual void UpdateAfterShelfAlignmentChange(
39      ShelfAlignment alignment) OVERRIDE;
40
41 private:
42  // Set the alignment of the image depending on the shelf alignment.
43  void SetItemAlignment(ShelfAlignment alignment);
44
45  int resource_id_;
46  TrayItemView* tray_view_;
47
48  DISALLOW_COPY_AND_ASSIGN(TrayImageItem);
49};
50
51}  // namespace ash
52
53#endif  // ASH_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_
54