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- // Copyright (c) 2012 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_KEYBOARD_BRIGHTNESS_CONTROL_DELEGATE_H_
- #define ASH_SYSTEM_KEYBOARD_BRIGHTNESS_CONTROL_DELEGATE_H_
- namespace ui {
- class Accelerator;
- } // namespace ui
- namespace ash {
- // Delegate for controlling the keyboard brightness.
- class KeyboardBrightnessControlDelegate {
- public:
- virtual ~KeyboardBrightnessControlDelegate() {}
- // Handles an accelerator-driven request to decrease or increase
- // the keyboard brightness, or toggle the backlight itself on/off.
- virtual void HandleKeyboardBrightnessDown(
- const ui::Accelerator& accelerator) = 0;
- virtual void HandleKeyboardBrightnessUp(
- const ui::Accelerator& accelerator) = 0;
- virtual void HandleToggleKeyboardBacklight() = 0;
- };
- } // namespace ash
- #endif // ASH_SYSTEM_KEYBOARD_BRIGHTNESS_CONTROL_DELEGATE_H_
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