chrome/browser/ui/views/fullscreen_exit_bubble_views.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_VIEWS_FULLSCREEN_EXIT_BUBBLE_VIEWS_H_
   6 #define CHROME_BROWSER_UI_VIEWS_FULLSCREEN_EXIT_BUBBLE_VIEWS_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "chrome/browser/ui/fullscreen/fullscreen_exit_bubble.h"
  11 #include "content/public/browser/notification_observer.h"
  12 #include "content/public/browser/notification_registrar.h"
  13 #include "ui/views/widget/widget_observer.h"
  14
  15 class BrowserView;
  16 class GURL;
  17 namespace gfx {
  18 class SlideAnimation;
  19 }
  20 namespace views {
  21 class View;
  22 class Widget;
  23 }
  24
  25 // FullscreenExitBubbleViews is responsible for showing a bubble atop the
  26 // screen in fullscreen mode, telling users how to exit and providing a click
  27 // target. The bubble auto-hides, and re-shows when the user moves to the
  28 // screen top.
  29 class FullscreenExitBubbleViews : public FullscreenExitBubble,
  30                                   public content::NotificationObserver,
  31                                   public views::WidgetObserver {
  32  public:
  33   FullscreenExitBubbleViews(BrowserView* browser,
  34                             const GURL& url,
  35                             FullscreenExitBubbleType bubble_type);
  36   virtual ~FullscreenExitBubbleViews();
  37
  38   void UpdateContent(const GURL& url, FullscreenExitBubbleType bubble_type);
  39
  40   // Repositions |popup_| if it is visible.
  41   void RepositionIfVisible();
  42
  43  private:
  44   class FullscreenExitView;
  45
  46   enum AnimatedAttribute {
  47     ANIMATED_ATTRIBUTE_BOUNDS,
  48     ANIMATED_ATTRIBUTE_OPACITY
  49   };
  50
  51   // Starts or stops polling the mouse location based on |popup_| and
  52   // |bubble_type_|.
  53   void UpdateMouseWatcher();
  54
  55   // Updates any state which depends on whether the user is in immersive
  56   // fullscreen.
  57   void UpdateForImmersiveState();
  58
  59   // Updates |popup|'s bounds given |animation_| and |animated_attribute_|.
  60   void UpdateBounds();
  61
  62   // Returns the root view containing |browser_view_|.
  63   views::View* GetBrowserRootView() const;
  64
  65   // FullScreenExitBubble overrides:
  66   virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE;
  67   virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE;
  68   virtual gfx::Rect GetPopupRect(bool ignore_animation_state) const OVERRIDE;
  69   virtual gfx::Point GetCursorScreenPoint() OVERRIDE;
  70   virtual bool WindowContainsPoint(gfx::Point pos) OVERRIDE;
  71   virtual bool IsWindowActive() OVERRIDE;
  72   virtual void Hide() OVERRIDE;
  73   virtual void Show() OVERRIDE;
  74   virtual bool IsAnimating() OVERRIDE;
  75   virtual bool CanMouseTriggerSlideIn() const OVERRIDE;
  76
  77   // content::NotificationObserver override:
  78   virtual void Observe(int type,
  79                        const content::NotificationSource& source,
  80                        const content::NotificationDetails& details) OVERRIDE;
  81
  82   // views::WidgetObserver override:
  83   virtual void OnWidgetVisibilityChanged(views::Widget* widget,
  84                                          bool visible) OVERRIDE;
  85
  86   BrowserView* browser_view_;
  87
  88   views::Widget* popup_;
  89
  90   // Animation controlling showing/hiding of the exit bubble.
  91   scoped_ptr<gfx::SlideAnimation> animation_;
  92
  93   // Attribute animated by |animation_|.
  94   AnimatedAttribute animated_attribute_;
  95
  96   // The contents of the popup.
  97   FullscreenExitView* view_;
  98
  99   content::NotificationRegistrar registrar_;
 100
 101   DISALLOW_COPY_AND_ASSIGN(FullscreenExitBubbleViews);
 102 };
 103
 104 #endif  // CHROME_BROWSER_UI_VIEWS_FULLSCREEN_EXIT_BUBBLE_VIEWS_H_