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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 // This file describes a central switchboard for notifications that might | 5 // This file describes a central switchboard for notifications that might |
| 6 // happen in various parts of the application, and allows users to register | 6 // happen in various parts of the application, and allows users to register |
| 7 // observers for various classes of events that they're interested in. | 7 // observers for various classes of events that they're interested in. |
| 8 | 8 |
| 9 #ifndef CHROME_COMMON_NOTIFICATION_SERVICE_H_ | 9 #ifndef CHROME_COMMON_NOTIFICATION_SERVICE_H_ |
| 10 #define CHROME_COMMON_NOTIFICATION_SERVICE_H_ | 10 #define CHROME_COMMON_NOTIFICATION_SERVICE_H_ |
| 11 #pragma once | 11 #pragma once |
| 12 | 12 |
| 13 #include <map> | 13 #include <map> |
| 14 | 14 |
| 15 #include "base/observer_list.h" | 15 #include "base/observer_list.h" |
| 16 #include "chrome/common/notification_details.h" | 16 #include "chrome/common/notification_details.h" |
| 17 #include "chrome/common/notification_observer.h" | |
| 18 #include "chrome/common/notification_source.h" | 17 #include "chrome/common/notification_source.h" |
| 19 #include "chrome/common/notification_type.h" | 18 #include "chrome/common/notification_type.h" |
| 20 | 19 |
| 21 class NotificationObserver; | 20 class NotificationObserver; |
| 22 | 21 |
| 23 class NotificationService { | 22 class NotificationService { |
| 24 public: | 23 public: |
| 25 // Returns the NotificationService object for the current thread, or NULL if | 24 // Returns the NotificationService object for the current thread, or NULL if |
| 26 // none. | 25 // none. |
| 27 static NotificationService* current(); | 26 static NotificationService* current(); |
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| 100 #ifndef NDEBUG | 99 #ifndef NDEBUG |
| 101 // Used to check to see that AddObserver and RemoveObserver calls are | 100 // Used to check to see that AddObserver and RemoveObserver calls are |
| 102 // balanced. | 101 // balanced. |
| 103 int observer_counts_[NotificationType::NOTIFICATION_TYPE_COUNT]; | 102 int observer_counts_[NotificationType::NOTIFICATION_TYPE_COUNT]; |
| 104 #endif | 103 #endif |
| 105 | 104 |
| 106 DISALLOW_COPY_AND_ASSIGN(NotificationService); | 105 DISALLOW_COPY_AND_ASSIGN(NotificationService); |
| 107 }; | 106 }; |
| 108 | 107 |
| 109 #endif // CHROME_COMMON_NOTIFICATION_SERVICE_H_ | 108 #endif // CHROME_COMMON_NOTIFICATION_SERVICE_H_ |
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