Implement fullscreen info bubble on Win and Mac

chrome/browser/ui/fullscreen_exit_bubble.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 CHROME_BROWSER_UI_FULLSCREEN_EXIT_BUBBLE_H_
 #define CHROME_BROWSER_UI_FULLSCREEN_EXIT_BUBBLE_H_
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
 #include "base/timer.h"
 #include "chrome/browser/command_updater.h"
+#include "googleurl/src/gurl.h"
 #include "ui/base/animation/animation_delegate.h"
 #include "ui/gfx/point.h"
 
+class Browser;
+
 namespace ui {
 class SlideAnimation;
 }
 
 namespace gfx {
 class Rect;
 }
 
 class FullscreenExitBubble : public ui::AnimationDelegate {
  public:
-  explicit FullscreenExitBubble(
-      CommandUpdater::CommandUpdaterDelegate* delegate);
+  explicit FullscreenExitBubble(Browser* browser);
   virtual ~FullscreenExitBubble();
 
  protected:
-  static const double kOpacity;          // Opacity of the bubble, 0.0 - 1.0
   static const int kPaddingPx;           // Amount of padding around the link
   static const int kInitialDelayMs;      // Initial time bubble remains onscreen
   static const int kIdleTimeMs;          // Time before mouse idle triggers hide
   static const int kPositionCheckHz;     // How fast to check the mouse position
-  static const int kSlideInRegionHeightPx;
-                                         // Height of region triggering slide-in
+  static const int kSlideInRegionHeightPx; // Height of region triggering
+                                           // slide-in
+  static const int kPopupTopPx;          // Space between the popup and the top
+                                         // of the screen.
   static const int kSlideInDurationMs;   // Duration of slide-in animation
   static const int kSlideOutDurationMs;  // Duration of slide-out animation
 
   // Returns the current desirable rect for the popup window.  If
   // |ignore_animation_state| is true this returns the rect assuming the popup
   // is fully onscreen.
   virtual gfx::Rect GetPopupRect(bool ignore_animation_state) const = 0;
-
   virtual gfx::Point GetCursorScreenPoint() = 0;
-
   virtual bool WindowContainsPoint(gfx::Point pos) = 0;
 
   // Returns true if the window is active.
   virtual bool IsWindowActive() = 0;
 
   // Hides the bubble.  This is a separate function so it can be called by a
   // timer.
   virtual void Hide() = 0;
 
   // Shows the bubble.
   virtual void Show() = 0;
 
   virtual bool IsAnimating() = 0;
 
   // Called repeatedly to get the current mouse position and animate the bubble
   // on or off the screen as appropriate.
   void CheckMousePosition();
 
   void StartWatchingMouse();
 
   void ToggleFullscreen();
+  void AcceptFullscreen(const GURL& url);
+  void CancelFullscreen();
+
+  // The browser this bubble is in.
+  Browser* browser_;
 
  private:
-  // Someone who can toggle fullscreen mode on and off when the user requests
-  // it.
-  CommandUpdater::CommandUpdaterDelegate* delegate_;
-
   // Timer to delay before allowing the bubble to hide after it's initially
   // shown.
   base::OneShotTimer<FullscreenExitBubble> initial_delay_;
 
   // Timer to see how long the mouse has been idle.
   base::OneShotTimer<FullscreenExitBubble> idle_timeout_;
 
   // Timer to poll the current mouse position.  We can't just listen for mouse
   // events without putting a non-empty HWND onscreen (or hooking Windows, which
   // has other problems), so instead we run a low-frequency poller to see if the
   // user has moved in or out of our show/hide regions.
   base::RepeatingTimer<FullscreenExitBubble> mouse_position_checker_;
 
   // The most recently seen mouse position, in screen coordinates.  Used to see
   // if the mouse has moved since our last check.
   gfx::Point last_mouse_pos_;
 };
 
 #endif  // CHROME_BROWSER_UI_FULLSCREEN_EXIT_BUBBLE_H_