chrome/browser/ui/ash/caps_lock_delegate_chromeos.h

   1 // Copyright (c) 2012 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 CHROME_BROWSER_UI_ASH_CAPS_LOCK_DELEGATE_CHROMEOS_H_
   6 #define CHROME_BROWSER_UI_ASH_CAPS_LOCK_DELEGATE_CHROMEOS_H_
   7
   8 #include "ash/caps_lock_delegate.h"
   9 #include "base/basictypes.h"
  10 #include "base/compiler_specific.h"
  11 #include "chrome/browser/chromeos/system_key_event_listener.h"
  12
  13 namespace chromeos {
  14 namespace input_method {
  15 class XKeyboard;
  16 }  // namespace input_method
  17 }  // namespace chromeos
  18
  19 // A class which toggles Caps Lock state when the hotkey for Caps Lock
  20 // is pressed.
  21 class CapsLockDelegate
  22     : public ash::CapsLockDelegate,
  23       public chromeos::SystemKeyEventListener::CapsLockObserver {
  24  public:
  25   explicit CapsLockDelegate(chromeos::input_method::XKeyboard* xkeyboard);
  26   virtual ~CapsLockDelegate();
  27
  28   // Overridden from ash::CapsLockDelegate:
  29   virtual bool IsCapsLockEnabled() const OVERRIDE;
  30   virtual void SetCapsLockEnabled(bool enabled) OVERRIDE;
  31   virtual void ToggleCapsLock() OVERRIDE;
  32
  33   // Overridden from chromeos::SystemKeyEventListener::CapsLockObserver:
  34   virtual void OnCapsLockChange(bool enabled) OVERRIDE;
  35
  36   void set_is_running_on_chromeos_for_test(bool is_running_on_chromeos) {
  37     is_running_on_chromeos_ = is_running_on_chromeos;
  38   }
  39
  40   bool caps_lock_is_on_for_test() const { return caps_lock_is_on_; }
  41
  42  private:
  43   chromeos::input_method::XKeyboard* xkeyboard_;
  44   bool is_running_on_chromeos_;
  45   bool caps_lock_is_on_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(CapsLockDelegate);
  48 };
  49
  50 #endif  // CHROME_BROWSER_UI_ASH_CAPS_LOCK_DELEGATE_CHROMEOS_H_