1// Copyright (c) 2010 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_CHROMEOS_BRIGHTNESS_BUBBLE_H_
6#define CHROME_BROWSER_CHROMEOS_BRIGHTNESS_BUBBLE_H_
7#pragma once
8
9#include "base/basictypes.h"
10#include "chrome/browser/chromeos/setting_level_bubble.h"
11
12template <typename T> struct DefaultSingletonTraits;
13
14namespace chromeos {
15
16// Singleton class controlling brightness bubble.
17class BrightnessBubble : public SettingLevelBubble {
18 public:
19  static BrightnessBubble* GetInstance();
20
21 private:
22  friend struct DefaultSingletonTraits<BrightnessBubble>;
23
24  BrightnessBubble();
25  virtual ~BrightnessBubble() {}
26
27  DISALLOW_COPY_AND_ASSIGN(BrightnessBubble);
28};
29
30}  // namespace chromeos
31
32#endif  // CHROME_BROWSER_CHROMEOS_BRIGHTNESS_BUBBLE_H_
33