Adding device selection menus to the content setting bubble

chrome/browser/ui/gtk/content_setting_bubble_gtk.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_GTK_CONTENT_SETTING_BUBBLE_GTK_H_
 #define CHROME_BROWSER_UI_GTK_CONTENT_SETTING_BUBBLE_GTK_H_
 
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/gtk/bubble/bubble_gtk.h"
+#include "chrome/browser/ui/gtk/menu_gtk.h"
 #include "chrome/common/content_settings_types.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "content/public/common/media_stream_request.h"
 #include "ui/base/gtk/gtk_signal.h"
+#include "ui/base/gtk/owned_widget_gtk.h"
 
 class ContentSettingBubbleModel;
+class ContentSettingMediaMenuModel;
 class Profile;
 
 namespace content {
 class WebContents;
 }
 
+namespace ui {
+class SimpleMenuModel;
+}
+
 // ContentSettingBubbleGtk is used when the user turns on different kinds of
 // content blocking (e.g. "block images"). An icon appears in the location bar,
 // and when clicked, an instance of this class is created specialized for the
 // type of content being blocked.
 class ContentSettingBubbleGtk : public BubbleDelegateGtk,
                                 public content::NotificationObserver {
  public:
    ContentSettingBubbleGtk(
        GtkWidget* anchor,
        BubbleDelegateGtk* delegate,
        ContentSettingBubbleModel* content_setting_bubble_model,
        Profile* profile, content::WebContents* web_contents);
   virtual ~ContentSettingBubbleGtk();
 
+  // Callback to allow ContentSettingMediaMenuModel to update the menu label.
+  void UpdateMenuLabel(content::MediaStreamType type,
+                       const std::string& label);
+
   // Dismisses the bubble.
   void Close();
 
  private:
+  // A map from a GtkWidget* to a MediaMenuGtk*. MediaMenuGtk struct is used
+  // to store the UI members that a media menu owns.
+  struct MediaMenuGtk {
+    explicit MediaMenuGtk(content::MediaStreamType type);
+    ~MediaMenuGtk();
+
+    content::MediaStreamType type;
+    scoped_ptr<ui::SimpleMenuModel> menu_model;
+    scoped_ptr<MenuGtk> menu;
+    ui::OwnedWidgetGtk label;
+
+   private:
+    DISALLOW_COPY_AND_ASSIGN(MediaMenuGtk);
+  };
+  typedef std::map<GtkWidget*, MediaMenuGtk*> GtkMediaMenuMap;
+
   typedef std::map<GtkWidget*, int> PopupMap;
 
   // BubbleDelegateGtk:
   virtual void BubbleClosing(BubbleGtk* bubble, bool closed_by_escape) OVERRIDE;
 
   // content::NotificationObserver:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // Builds the bubble and all the widgets that it displays.
   void BuildBubble();
 
   // Widget callback methods.
   CHROMEGTK_CALLBACK_1(ContentSettingBubbleGtk, void, OnPopupIconButtonPress,
                        GdkEventButton*);
   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnPopupLinkClicked);
   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnRadioToggled);
   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnCustomLinkClicked);
   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnManageLinkClicked);
   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnCloseButtonClicked);
+  CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnMenuButtonClicked);
 
   // We position the bubble near this widget.
   GtkWidget* anchor_;
 
   // The active profile.
   Profile* profile_;
 
   // The active web contents.
   content::WebContents* web_contents_;
 
   // A registrar for listening for WEB_CONTENTS_DESTROYED notifications.
   content::NotificationRegistrar registrar_;
 
   // Pass on delegate messages to this.
   BubbleDelegateGtk* delegate_;
 
   // Provides data for this bubble.
   scoped_ptr<ContentSettingBubbleModel> content_setting_bubble_model_;
 
   // The bubble.
   BubbleGtk* bubble_;
 
   // Stored controls so we can figure out what was clicked.
   PopupMap popup_links_;
   PopupMap popup_icons_;
 
   typedef std::vector<GtkWidget*> RadioGroupGtk;
   RadioGroupGtk radio_group_gtk_;
+
+  GtkMediaMenuMap media_menus_;
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_CONTENT_SETTING_BUBBLE_GTK_H_