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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 CONTENT_COMMON_NOTIFICATION_REGISTRAR_H_ | 5 #ifndef CONTENT_COMMON_NOTIFICATION_REGISTRAR_H_ |
6 #define CONTENT_COMMON_NOTIFICATION_REGISTRAR_H_ | 6 #define CONTENT_COMMON_NOTIFICATION_REGISTRAR_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
12 #include "content/common/content_notification_types.h" | 12 #include "content/common/content_notification_types.h" |
13 #include "content/common/content_export.h" | |
darin (slow to review)
2011/09/04 15:41:04
nit: "export" before "notification"
Dirk Pranke
2011/09/07 01:46:07
Done.
| |
13 | 14 |
14 class NotificationObserver; | 15 class NotificationObserver; |
15 class NotificationSource; | 16 class NotificationSource; |
16 | 17 |
17 // Aids in registering for notifications and ensures that all registered | 18 // Aids in registering for notifications and ensures that all registered |
18 // notifications are unregistered when the class is destroyed. | 19 // notifications are unregistered when the class is destroyed. |
19 // | 20 // |
20 // The intended use is that you make a NotificationRegistrar member in your | 21 // The intended use is that you make a NotificationRegistrar member in your |
21 // class and use it to register your notifications instead of going through the | 22 // class and use it to register your notifications instead of going through the |
22 // notification service directly. It will automatically unregister them for | 23 // notification service directly. It will automatically unregister them for |
23 // you. | 24 // you. |
24 class NotificationRegistrar { | 25 class CONTENT_EXPORT NotificationRegistrar { |
25 public: | 26 public: |
26 // This class must not be derived from (we don't have a virtual destructor so | 27 // This class must not be derived from (we don't have a virtual destructor so |
27 // it won't work). Instead, use it as a member in your class. | 28 // it won't work). Instead, use it as a member in your class. |
28 NotificationRegistrar(); | 29 NotificationRegistrar(); |
29 ~NotificationRegistrar(); | 30 ~NotificationRegistrar(); |
30 | 31 |
31 // Wrappers around NotificationService::[Add|Remove]Observer. | 32 // Wrappers around NotificationService::[Add|Remove]Observer. |
32 void Add(NotificationObserver* observer, | 33 void Add(NotificationObserver* observer, |
33 int type, | 34 int type, |
34 const NotificationSource& source); | 35 const NotificationSource& source); |
(...skipping 22 matching lines...) Expand all Loading... | |
57 // notifications anyway. | 58 // notifications anyway. |
58 typedef std::vector<Record> RecordVector; | 59 typedef std::vector<Record> RecordVector; |
59 | 60 |
60 // Lists all notifications we're currently registered for. | 61 // Lists all notifications we're currently registered for. |
61 RecordVector registered_; | 62 RecordVector registered_; |
62 | 63 |
63 DISALLOW_COPY_AND_ASSIGN(NotificationRegistrar); | 64 DISALLOW_COPY_AND_ASSIGN(NotificationRegistrar); |
64 }; | 65 }; |
65 | 66 |
66 #endif // CONTENT_COMMON_NOTIFICATION_REGISTRAR_H_ | 67 #endif // CONTENT_COMMON_NOTIFICATION_REGISTRAR_H_ |
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