aura: brightness and volume bubble.

views/bubble/bubble_delegate.h

 // Copyright (c) 2011 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 VIEWS_BUBBLE_BUBBLE_DELEGATE_H_
 #define VIEWS_BUBBLE_BUBBLE_DELEGATE_H_
 #pragma once
 
 #include "ui/base/animation/animation_delegate.h"
 #include "views/bubble/bubble_border.h"
@@ skipping 40 matching lines @@
   // Get the arrow's location on the bubble.
   virtual BubbleBorder::ArrowLocation GetArrowLocation() const;
 
   // Get the color used for the background and border.
   virtual SkColor GetColor() const;
 
   // Fade the bubble in or out via Widget transparency.
   // Fade in calls Widget::Show; fade out calls Widget::Close upon completion.
   void StartFade(bool fade_in);
 
+  // Reset fade and opacity of bubble. Restore the opacity of the
+  // bubble to the setting before StartFade() was called.
+  void ResetFade();
+
  protected:
   // View overrides:
   virtual bool AcceleratorPressed(const Accelerator& accelerator) OVERRIDE;
 
   // Perform view initialization on the contents for bubble sizing.
   virtual void Init();
 
  private:
   // ui::AnimationDelegate overrides:
   virtual void AnimationEnded(const ui::Animation* animation);
@@ skipping 12 matching lines @@
   bool close_on_esc_;
 
   // The screen point where this bubble's arrow is anchored.
   gfx::Point anchor_point_;
 
   // The arrow's location on the bubble.
   BubbleBorder::ArrowLocation arrow_location_;
 
   // The background color of the bubble.
   SkColor color_;
+
+  // Original opacity of the bubble.
+  int original_opacity_;
 };
 
 }  // namespace views
 
 #endif  // VIEWS_BUBBLE_BUBBLE_DELEGATE_H_