1// Copyright 2013 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 ASH_SYSTEM_CHROMEOS_BRIGHTNESS_BRIGHTNESS_CONTROLLER_CHROMEOS_H_ 6#define ASH_SYSTEM_CHROMEOS_BRIGHTNESS_BRIGHTNESS_CONTROLLER_CHROMEOS_H_ 7 8#include "ash/ash_export.h" 9#include "ash/system/brightness_control_delegate.h" 10#include "base/basictypes.h" 11#include "base/compiler_specific.h" 12 13namespace ash { 14namespace system { 15 16// A class which controls brightness when F6, F7 or a multimedia key for 17// brightness is pressed. 18class ASH_EXPORT BrightnessControllerChromeos 19 : public ash::BrightnessControlDelegate { 20 public: 21 BrightnessControllerChromeos() {} 22 virtual ~BrightnessControllerChromeos() {} 23 24 // Overridden from ash::BrightnessControlDelegate: 25 virtual bool HandleBrightnessDown( 26 const ui::Accelerator& accelerator) OVERRIDE; 27 virtual bool HandleBrightnessUp(const ui::Accelerator& accelerator) OVERRIDE; 28 virtual void SetBrightnessPercent(double percent, bool gradual) OVERRIDE; 29 virtual void GetBrightnessPercent( 30 const base::Callback<void(double)>& callback) OVERRIDE; 31 32 private: 33 DISALLOW_COPY_AND_ASSIGN(BrightnessControllerChromeos); 34}; 35 36} // namespace system 37} // namespace ash 38 39#endif // ASH_SYSTEM_CHROMEOS_BRIGHTNESS_BRIGHTNESS_CONTROLLER_CHROMEOS_H_ 40