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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef ASH_COMMON_SYSTEM_USER_USER_OBSERVER_H_ | 5 #ifndef ASH_SYSTEM_USER_USER_OBSERVER_H_ |
6 #define ASH_COMMON_SYSTEM_USER_USER_OBSERVER_H_ | 6 #define ASH_SYSTEM_USER_USER_OBSERVER_H_ |
7 | 7 |
8 #include "ash/ash_export.h" | 8 #include "ash/ash_export.h" |
9 | 9 |
10 namespace ash { | 10 namespace ash { |
11 | 11 |
12 class ASH_EXPORT UserObserver { | 12 class ASH_EXPORT UserObserver { |
13 public: | 13 public: |
14 virtual ~UserObserver() {} | 14 virtual ~UserObserver() {} |
15 | 15 |
16 // A user got updated / changed. | 16 // A user got updated / changed. |
17 virtual void OnUserUpdate() = 0; | 17 virtual void OnUserUpdate() = 0; |
18 | 18 |
19 // A user was added to the existing session. | 19 // A user was added to the existing session. |
20 virtual void OnUserAddedToSession() = 0; | 20 virtual void OnUserAddedToSession() = 0; |
21 }; | 21 }; |
22 | 22 |
23 } // namespace ash | 23 } // namespace ash |
24 | 24 |
25 #endif // ASH_COMMON_SYSTEM_USER_USER_OBSERVER_H_ | 25 #endif // ASH_SYSTEM_USER_USER_OBSERVER_H_ |
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