| // Copyright 2020 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_EXO_GAMEPAD_OBSERVER_H_ |
| #define COMPONENTS_EXO_GAMEPAD_OBSERVER_H_ |
| |
| namespace exo { |
| |
| class Gamepad; |
| |
| // Observers to the gamepad are notified when the gamepad destructs. |
| class GamepadObserver { |
| public: |
| virtual ~GamepadObserver() = default; |
| |
| // Called at the top of the gamepad's destructor, to give observers a change |
| // to remove themselves. |
| virtual void OnGamepadDestroying(Gamepad* gamepad) = 0; |
| }; |
| |
| } // namespace exo |
| |
| #endif // COMPONENTS_EXO_GAMEPAD_OBSERVER_H_ |