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      1 // Copyright (c) 2011 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_GTK_CONTENT_SETTING_BUBBLE_GTK_H_
      6 #define CHROME_BROWSER_UI_GTK_CONTENT_SETTING_BUBBLE_GTK_H_
      7 
      8 #include <map>
      9 
     10 #include "base/compiler_specific.h"
     11 #include "base/memory/scoped_ptr.h"
     12 #include "chrome/browser/ui/gtk/bubble/bubble_gtk.h"
     13 #include "chrome/browser/ui/gtk/menu_gtk.h"
     14 #include "chrome/common/content_settings_types.h"
     15 #include "content/public/browser/notification_observer.h"
     16 #include "content/public/browser/notification_registrar.h"
     17 #include "content/public/common/media_stream_request.h"
     18 #include "ui/base/gtk/gtk_signal.h"
     19 #include "ui/base/gtk/owned_widget_gtk.h"
     20 
     21 class ContentSettingBubbleModel;
     22 class ContentSettingMediaMenuModel;
     23 class Profile;
     24 
     25 namespace content {
     26 class WebContents;
     27 }
     28 
     29 namespace ui {
     30 class SimpleMenuModel;
     31 }
     32 
     33 // ContentSettingBubbleGtk is used when the user turns on different kinds of
     34 // content blocking (e.g. "block images"). An icon appears in the location bar,
     35 // and when clicked, an instance of this class is created specialized for the
     36 // type of content being blocked.
     37 class ContentSettingBubbleGtk : public BubbleDelegateGtk,
     38                                 public content::NotificationObserver {
     39  public:
     40    ContentSettingBubbleGtk(
     41        GtkWidget* anchor,
     42        BubbleDelegateGtk* delegate,
     43        ContentSettingBubbleModel* content_setting_bubble_model,
     44        Profile* profile, content::WebContents* web_contents);
     45   virtual ~ContentSettingBubbleGtk();
     46 
     47   // Callback to allow ContentSettingMediaMenuModel to update the menu label.
     48   void UpdateMenuLabel(content::MediaStreamType type,
     49                        const std::string& label);
     50 
     51   // Dismisses the bubble.
     52   void Close();
     53 
     54  private:
     55   // A map from a GtkWidget* to a MediaMenuGtk*. MediaMenuGtk struct is used
     56   // to store the UI members that a media menu owns.
     57   struct MediaMenuGtk {
     58     explicit MediaMenuGtk(content::MediaStreamType type);
     59     ~MediaMenuGtk();
     60 
     61     content::MediaStreamType type;
     62     scoped_ptr<ui::SimpleMenuModel> menu_model;
     63     scoped_ptr<MenuGtk> menu;
     64     ui::OwnedWidgetGtk label;
     65 
     66    private:
     67     DISALLOW_COPY_AND_ASSIGN(MediaMenuGtk);
     68   };
     69   typedef std::map<GtkWidget*, MediaMenuGtk*> GtkMediaMenuMap;
     70 
     71   typedef std::map<GtkWidget*, int> PopupMap;
     72 
     73   // BubbleDelegateGtk:
     74   virtual void BubbleClosing(BubbleGtk* bubble, bool closed_by_escape) OVERRIDE;
     75 
     76   // content::NotificationObserver:
     77   virtual void Observe(int type,
     78                        const content::NotificationSource& source,
     79                        const content::NotificationDetails& details) OVERRIDE;
     80 
     81   // Builds the bubble and all the widgets that it displays.
     82   void BuildBubble();
     83 
     84   // Widget callback methods.
     85   CHROMEGTK_CALLBACK_1(ContentSettingBubbleGtk, void, OnPopupIconButtonPress,
     86                        GdkEventButton*);
     87   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnPopupLinkClicked);
     88   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnRadioToggled);
     89   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnCustomLinkClicked);
     90   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnManageLinkClicked);
     91   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnCloseButtonClicked);
     92   CHROMEGTK_CALLBACK_0(ContentSettingBubbleGtk, void, OnMenuButtonClicked);
     93 
     94   // We position the bubble near this widget.
     95   GtkWidget* anchor_;
     96 
     97   // The active profile.
     98   Profile* profile_;
     99 
    100   // The active web contents.
    101   content::WebContents* web_contents_;
    102 
    103   // A registrar for listening for WEB_CONTENTS_DESTROYED notifications.
    104   content::NotificationRegistrar registrar_;
    105 
    106   // Pass on delegate messages to this.
    107   BubbleDelegateGtk* delegate_;
    108 
    109   // Provides data for this bubble.
    110   scoped_ptr<ContentSettingBubbleModel> content_setting_bubble_model_;
    111 
    112   // The bubble.
    113   BubbleGtk* bubble_;
    114 
    115   // Stored controls so we can figure out what was clicked.
    116   PopupMap popup_links_;
    117   PopupMap popup_icons_;
    118 
    119   typedef std::vector<GtkWidget*> RadioGroupGtk;
    120   RadioGroupGtk radio_group_gtk_;
    121 
    122   GtkMediaMenuMap media_menus_;
    123 };
    124 
    125 #endif  // CHROME_BROWSER_UI_GTK_CONTENT_SETTING_BUBBLE_GTK_H_
    126