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_CONTENT_SETTINGS_CONTENT_SETTINGS_CUSTOM_EXTENSION_PROVIDER_H_ 6 #define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_CUSTOM_EXTENSION_PROVIDER_H_ 7 8 #include <string> 9 10 #include "base/memory/ref_counted.h" 11 #include "chrome/browser/content_settings/content_settings_observable_provider.h" 12 #include "chrome/browser/extensions/api/content_settings/content_settings_store.h" 13 14 namespace content_settings { 15 16 // A content settings provider which manages settings defined by extensions. 17 class CustomExtensionProvider : public ObservableProvider, 18 public extensions::ContentSettingsStore::Observer { 19 public: 20 CustomExtensionProvider( 21 extensions::ContentSettingsStore* extensions_settings, 22 bool incognito); 23 24 virtual ~CustomExtensionProvider(); 25 26 // ProviderInterface methods: 27 virtual RuleIterator* GetRuleIterator( 28 ContentSettingsType content_type, 29 const ResourceIdentifier& resource_identifier, 30 bool incognito) const OVERRIDE; 31 32 virtual bool SetWebsiteSetting( 33 const ContentSettingsPattern& primary_pattern, 34 const ContentSettingsPattern& secondary_pattern, 35 ContentSettingsType content_type, 36 const ResourceIdentifier& resource_identifier, 37 Value* value) OVERRIDE; 38 ClearAllContentSettingsRules(ContentSettingsType content_type)39 virtual void ClearAllContentSettingsRules(ContentSettingsType content_type) 40 OVERRIDE {} 41 42 virtual void ShutdownOnUIThread() OVERRIDE; 43 44 // extensions::ContentSettingsStore::Observer methods: 45 virtual void OnContentSettingChanged(const std::string& extension_id, 46 bool incognito) OVERRIDE; 47 48 private: 49 // Specifies whether this provider manages settings for incognito or regular 50 // sessions. 51 bool incognito_; 52 53 // The backend storing content setting rules defined by extensions. 54 scoped_refptr<extensions::ContentSettingsStore> extensions_settings_; 55 56 DISALLOW_COPY_AND_ASSIGN(CustomExtensionProvider); 57 }; 58 59 } // namespace content_settings 60 61 #endif // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_CUSTOM_EXTENSION_PROVIDER_H_ 62