| [email protected] | 5d9829491 | 2012-06-27 22:57:40 | [diff] [blame^] | 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 |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef CHROME_BROWSER_COMMAND_OBSERVER_H_ |
| 6 | #define CHROME_BROWSER_COMMAND_OBSERVER_H_ |
| 7 | #pragma once |
| 8 | |
| 9 | // An Observer interface implemented by objects that want to be informed when |
| 10 | // the state of a particular command ID is modified. See CommandUpdater. |
| 11 | class CommandObserver { |
| 12 | public: |
| 13 | // Notifies the observer that the enabled state has changed for the |
| 14 | // specified command id. |
| 15 | virtual void EnabledStateChangedForCommand(int id, bool enabled) = 0; |
| 16 | |
| 17 | protected: |
| 18 | virtual ~CommandObserver(); |
| 19 | }; |
| 20 | |
| 21 | #endif // CHROME_BROWSER_COMMAND_OBSERVER_H_ |
