| // Copyright 2016 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 ASH_DISPLAY_DISPLAY_SHUTDOWN_OBSERVER_H_ |
| #define ASH_DISPLAY_DISPLAY_SHUTDOWN_OBSERVER_H_ |
| |
| #include "ash/session/session_observer.h" |
| #include "base/macros.h" |
| |
| namespace display { |
| class DisplayConfigurator; |
| } |
| |
| namespace ash { |
| |
| // Adds self as SessionObserver and listens for OnChromeTerminating() on |
| // behalf of |display_configurator_|. |
| class DisplayShutdownObserver : public SessionObserver { |
| public: |
| explicit DisplayShutdownObserver( |
| display::DisplayConfigurator* display_configurator); |
| ~DisplayShutdownObserver() override; |
| |
| private: |
| // SessionObserver: |
| void OnChromeTerminating() override; |
| |
| display::DisplayConfigurator* const display_configurator_; |
| ScopedSessionObserver scoped_session_observer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DisplayShutdownObserver); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_DISPLAY_DISPLAY_SHUTDOWN_OBSERVER_H_ |