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_WEBUI_OPTIONS_CONTENT_SETTINGS_HANDLER_H_ 6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CONTENT_SETTINGS_HANDLER_H_ 7 #pragma once 8 9 #include "chrome/browser/plugin_data_remover_helper.h" 10 #include "chrome/browser/prefs/pref_change_registrar.h" 11 #include "chrome/browser/ui/webui/options/options_ui.h" 12 #include "chrome/common/content_settings_types.h" 13 #include "content/common/notification_observer.h" 14 #include "content/common/notification_registrar.h" 15 16 class HostContentSettingsMap; 17 18 class ContentSettingsHandler : public OptionsPageUIHandler { 19 public: 20 ContentSettingsHandler(); 21 virtual ~ContentSettingsHandler(); 22 23 // OptionsPageUIHandler implementation. 24 virtual void GetLocalizedValues(DictionaryValue* localized_strings); 25 26 virtual void Initialize(); 27 28 virtual void RegisterMessages(); 29 30 // NotificationObserver implementation. 31 virtual void Observe(NotificationType type, 32 const NotificationSource& source, 33 const NotificationDetails& details); 34 35 // Gets a string identifier for the group name, for use in HTML. 36 static std::string ContentSettingsTypeToGroupName(ContentSettingsType type); 37 38 private: 39 // Functions that call into the page ----------------------------------------- 40 41 // Updates the page with the default settings (allow, ask, block, etc.) 42 void UpdateSettingDefaultFromModel(ContentSettingsType type); 43 44 // Clobbers and rebuilds the specific content setting type exceptions table. 45 void UpdateExceptionsViewFromModel(ContentSettingsType type); 46 // Clobbers and rebuilds the specific content setting type exceptions 47 // OTR table. 48 void UpdateOTRExceptionsViewFromModel(ContentSettingsType type); 49 // Clobbers and rebuilds all the exceptions tables in the page (both normal 50 // and OTR tables). 51 void UpdateAllExceptionsViewsFromModel(); 52 // As above, but only OTR tables. 53 void UpdateAllOTRExceptionsViewsFromModel(); 54 // Clobbers and rebuilds just the geolocation exception table. 55 void UpdateGeolocationExceptionsView(); 56 // Clobbers and rebuilds just the desktop notification exception table. 57 void UpdateNotificationExceptionsView(); 58 // Clobbers and rebuilds an exception table that's managed by the host content 59 // settings map. 60 void UpdateExceptionsViewFromHostContentSettingsMap(ContentSettingsType type); 61 // As above, but acts on the OTR table for the content setting type. 62 void UpdateExceptionsViewFromOTRHostContentSettingsMap( 63 ContentSettingsType type); 64 65 // Callbacks used by the page ------------------------------------------------ 66 67 // Sets the default value for a specific content type. |args| includes the 68 // content type and a string describing the new default the user has 69 // chosen. 70 void SetContentFilter(const ListValue* args); 71 72 // Removes the given row from the table. The first entry in |args| is the 73 // content type, and the rest of the arguments depend on the content type 74 // to be removed. 75 void RemoveException(const ListValue* args); 76 77 // Changes the value of an exception. Called after the user is done editing an 78 // exception. 79 void SetException(const ListValue* args); 80 81 // Called to decide whether a given pattern is valid, or if it should be 82 // rejected. Called while the user is editing an exception pattern. 83 void CheckExceptionPatternValidity(const ListValue* args); 84 85 // Sets the global 3rd party cookies pref. 86 void SetAllowThirdPartyCookies(const ListValue* args); 87 88 // Utility functions --------------------------------------------------------- 89 90 // Gets the HostContentSettingsMap for the normal profile. 91 HostContentSettingsMap* GetContentSettingsMap(); 92 93 // Gets the HostContentSettingsMap for the incognito profile, or NULL if there 94 // is no active incognito session. 95 HostContentSettingsMap* GetOTRContentSettingsMap(); 96 97 // Gets the default setting in string form. 98 std::string GetSettingDefaultFromModel(ContentSettingsType type); 99 100 // Returns true if the default setting for the given content settings type 101 // |type| is managed. 102 bool GetDefaultSettingManagedFromModel(ContentSettingsType type); 103 104 // Member variables --------------------------------------------------------- 105 106 NotificationRegistrar notification_registrar_; 107 PrefChangeRegistrar pref_change_registrar_; 108 109 DISALLOW_COPY_AND_ASSIGN(ContentSettingsHandler); 110 }; 111 112 #endif // CHROME_BROWSER_UI_WEBUI_OPTIONS_CONTENT_SETTINGS_HANDLER_H_ 113