| // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_OBSERVER_H_ |
| #define CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_OBSERVER_H_ |
| |
| class TabRestoreService; |
| |
| // Observer is notified when the set of entries managed by TabRestoreService |
| // changes in some way. |
| class TabRestoreServiceObserver { |
| public: |
| // Sent when the set of entries changes in some way. |
| virtual void TabRestoreServiceChanged(TabRestoreService* service) = 0; |
| |
| // Sent to all remaining Observers when TabRestoreService's |
| // destructor is run. |
| virtual void TabRestoreServiceDestroyed(TabRestoreService* service) = 0; |
| |
| // Sent when TabRestoreService finishes loading. |
| virtual void TabRestoreServiceLoaded(TabRestoreService* service) {} |
| |
| protected: |
| virtual ~TabRestoreServiceObserver() {} |
| }; |
| |
| #endif // CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_OBSERVER_H_ |
