| // Copyright 2017 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_SYSTEM_POWER_SCOPED_BACKLIGHTS_FORCED_OFF_H_ |
| #define ASH_SYSTEM_POWER_SCOPED_BACKLIGHTS_FORCED_OFF_H_ |
| |
| #include "ash/ash_export.h" |
| #include "base/callback.h" |
| #include "base/macros.h" |
| |
| namespace ash { |
| |
| // RAII-style class used to force the backlights off. |
| // Returned by BacklightsForcedOffSetter::ForceBacklightsOff. |
| class ASH_EXPORT ScopedBacklightsForcedOff { |
| public: |
| explicit ScopedBacklightsForcedOff(base::OnceClosure unregister_callback); |
| ~ScopedBacklightsForcedOff(); |
| |
| private: |
| // Callback that should be called in order for |this| to unregister backlights |
| // forced off request. |
| base::OnceClosure unregister_callback_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScopedBacklightsForcedOff); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SYSTEM_POWER_SCOPED_BACKLIGHTS_FORCED_OFF_H_ |