chromeos: Show onscreen bubble when brightness changes.

chrome/browser/chromeos/setting_level_bubble.h

 // Copyright (c) 2010 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 CHROME_BROWSER_CHROMEOS_SETTING_LEVEL_BUBBLE_H_
 #define CHROME_BROWSER_CHROMEOS_SETTING_LEVEL_BUBBLE_H_
 #pragma once
 
 #include "app/animation_delegate.h"
 #include "app/slide_animation.h"
+#include "base/basictypes.h"

[Charlie Lee, 2010/12/09 21:35:04]

is this new include needed?

[Daniel Erat, 2010/12/09 21:43:54]

It provides DISALLOW_COPY_AND_ASSIGN().  (We get basictypes.h indirectly from
earlier includes, but it ought to be explicitly listed since we depend on it.)

 #include "base/timer.h"
 #include "chrome/browser/views/info_bubble.h"
 
 class SkBitmap;
 
 namespace chromeos {
 
 class SettingLevelBubbleView;
 
 // Singleton class controlling a bubble displaying a level-based setting like
 // volume or brightness.
 class SettingLevelBubble : public InfoBubbleDelegate,
                            public AnimationDelegate {
  public:
   void ShowBubble(int percent);
+  void HideBubble();
 
  protected:
   explicit SettingLevelBubble(SkBitmap* increase_icon,
                               SkBitmap* decrease_icon,
                               SkBitmap* zero_icon);
   virtual ~SettingLevelBubble() {}
 
  private:
   void OnTimeout();
 
@@ skipping 25 matching lines @@
 
   SlideAnimation animation_;
   base::OneShotTimer<SettingLevelBubble> timeout_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(SettingLevelBubble);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_SETTING_LEVEL_BUBBLE_H_