Add shortcuts for keyboard brightness

ash/accelerators/accelerator_controller.h

 // 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_ACCELERATORS_ACCELERATOR_CONTROLLER_H_
 #define ASH_ACCELERATORS_ACCELERATOR_CONTROLLER_H_
 #pragma once
 
 #include <map>
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "ash/ash_export.h"
 #include "ui/base/accelerators/accelerator.h"
 
 namespace ui {
 class AcceleratorManager;
 }
 
 namespace ash {
 
 class BrightnessControlDelegate;
 class CapsLockDelegate;
 class ImeControlDelegate;
+class KeyboardBrightnessControlDelegate;
 class ScreenshotDelegate;
 class VolumeControlDelegate;
 
 // AcceleratorController provides functions for registering or unregistering
 // global keyboard accelerators, which are handled earlier than any windows. It
 // also implements several handlers as an accelerator target.
 class ASH_EXPORT AcceleratorController : public ui::AcceleratorTarget {
  public:
   AcceleratorController();
   virtual ~AcceleratorController();
@@ skipping 33 matching lines @@
 
   // Overridden from ui::AcceleratorTarget:
   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
   virtual bool CanHandleAccelerators() const OVERRIDE;
 
   void SetBrightnessControlDelegate(
       scoped_ptr<BrightnessControlDelegate> brightness_control_delegate);
   void SetCapsLockDelegate(scoped_ptr<CapsLockDelegate> caps_lock_delegate);
   void SetImeControlDelegate(
       scoped_ptr<ImeControlDelegate> ime_control_delegate);
+  void SetKeyboardBrightnessControlDelegate(
+      scoped_ptr<KeyboardBrightnessControlDelegate>
+      keyboard_brightness_control_delegate);
   void SetScreenshotDelegate(
       scoped_ptr<ScreenshotDelegate> screenshot_delegate);
   void SetVolumeControlDelegate(
       scoped_ptr<VolumeControlDelegate> volume_control_delegate);
 
   BrightnessControlDelegate* brightness_control_delegate() const {
     return brightness_control_delegate_.get();
   }
 
   VolumeControlDelegate* volume_control_delegate() const {
     return volume_control_delegate_.get();
   }
 
  private:
   // Initializes the accelerators this class handles as a target.
   void Init();
 
   // Switches to a 0-indexed (in order of creation) window.
   // A negative index switches to the last window in the list.
   void SwitchToWindow(int window);
 
   scoped_ptr<ui::AcceleratorManager> accelerator_manager_;
 
   // TODO(derat): BrightnessControlDelegate is also used by the system tray;
   // move it outside of this class.
   scoped_ptr<BrightnessControlDelegate> brightness_control_delegate_;
   scoped_ptr<CapsLockDelegate> caps_lock_delegate_;
   scoped_ptr<ImeControlDelegate> ime_control_delegate_;
+  scoped_ptr<KeyboardBrightnessControlDelegate>
+      keyboard_brightness_control_delegate_;
   scoped_ptr<ScreenshotDelegate> screenshot_delegate_;
   scoped_ptr<VolumeControlDelegate> volume_control_delegate_;
 
   // A map from accelerators to the AcceleratorAction values, which are used in
   // the implementation.
   std::map<ui::Accelerator, int> accelerators_;
 
   // Actions allowed when the user is not signed in.
   std::set<int> actions_allowed_at_login_screen_;
   // Actions allowed when the screen is locked.
   std::set<int> actions_allowed_at_lock_screen_;
   // Reserved actions. See accelerator_table.h for details.
   std::set<int> reserved_actions_;
 
   DISALLOW_COPY_AND_ASSIGN(AcceleratorController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_ACCELERATORS_ACCELERATOR_CONTROLLER_H_