| Avi Drissman | 4a8573c | 2022-09-09 19:35:54 | [diff] [blame] | 1 | // Copyright 2012 The Chromium Authors |
| [email protected] | 5d9829491 | 2012-06-27 22:57:40 | [diff] [blame] | 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 CHROME_BROWSER_COMMAND_OBSERVER_H_ |
| 6 | #define CHROME_BROWSER_COMMAND_OBSERVER_H_ |
| [email protected] | 5d9829491 | 2012-06-27 22:57:40 | [diff] [blame] | 7 | |
| 8 | // An Observer interface implemented by objects that want to be informed when |
| 9 | // the state of a particular command ID is modified. See CommandUpdater. |
| 10 | class CommandObserver { |
| 11 | public: |
| 12 | // Notifies the observer that the enabled state has changed for the |
| 13 | // specified command id. |
| 14 | virtual void EnabledStateChangedForCommand(int id, bool enabled) = 0; |
| 15 | |
| 16 | protected: |
| [email protected] | de0d0f4 | 2012-12-06 21:27:11 | [diff] [blame] | 17 | virtual ~CommandObserver() {} |
| [email protected] | 5d9829491 | 2012-06-27 22:57:40 | [diff] [blame] | 18 | }; |
| 19 | |
| 20 | #endif // CHROME_BROWSER_COMMAND_OBSERVER_H_ |
