tray_supervised_user.h revision 5f1c94371a64b3196d4be9466099bb892df9b88e
1// Copyright 2014 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_CHROMEOS_SUPERVISED_TRAY_SUPERVISED_USER_H
6#define ASH_SYSTEM_CHROMEOS_SUPERVISED_TRAY_SUPERVISED_USER_H
7
8#include "ash/ash_export.h"
9#include "ash/system/tray/system_tray_item.h"
10#include "ash/system/tray/view_click_listener.h"
11#include "base/strings/string16.h"
12
13namespace ash {
14class LabelTrayView;
15class SystemTray;
16
17class ASH_EXPORT TraySupervisedUser : public SystemTrayItem,
18                                          public ViewClickListener {
19 public:
20  explicit TraySupervisedUser(SystemTray* system_tray);
21  virtual ~TraySupervisedUser();
22
23  // If message is not empty updates content of default view, otherwise hides
24  // tray items.
25  void UpdateMessage();
26
27  // Overridden from SystemTrayItem.
28  virtual views::View* CreateDefaultView(user::LoginStatus status) OVERRIDE;
29  virtual void DestroyDefaultView() OVERRIDE;
30  virtual void UpdateAfterLoginStatusChange(user::LoginStatus status) OVERRIDE;
31
32  // Overridden from ViewClickListener.
33  virtual void OnViewClicked(views::View* sender) OVERRIDE;
34
35 private:
36  friend class TraySupervisedUserTest;
37
38  static const char kNotificationId[];
39
40  void CreateOrUpdateNotification(const base::string16& new_message);
41
42  LabelTrayView* tray_view_;
43  // Previous login status to avoid showing notification upon unlock.
44  user::LoginStatus status_;
45
46  DISALLOW_COPY_AND_ASSIGN(TraySupervisedUser);
47};
48
49} // namespace ash
50
51#endif  // ASH_SYSTEM_CHROMEOS_SUPERVISED_TRAY_SUPERVISED_USER_H
52