1 // Copyright 2013 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_EXTENSIONS_API_PREFERENCE_CHROME_DIRECT_SETTING_API_H__ 6 #define CHROME_BROWSER_EXTENSIONS_API_PREFERENCE_CHROME_DIRECT_SETTING_API_H__ 7 8 #include "base/prefs/pref_change_registrar.h" 9 #include "chrome/browser/extensions/api/profile_keyed_api_factory.h" 10 #include "chrome/browser/extensions/event_router.h" 11 12 class Profile; 13 14 namespace extensions { 15 namespace chromedirectsetting { 16 17 class ChromeDirectSettingAPI : public ProfileKeyedAPI, 18 public EventRouter::Observer { 19 public: 20 explicit ChromeDirectSettingAPI(Profile* profile); 21 22 virtual ~ChromeDirectSettingAPI(); 23 24 // BrowserContextKeyedService implementation. 25 virtual void Shutdown() OVERRIDE; 26 27 // ProfileKeyedAPI implementation. 28 static ProfileKeyedAPIFactory<ChromeDirectSettingAPI>* GetFactoryInstance(); 29 30 // EventRouter::Observer implementation. 31 virtual void OnListenerAdded(const EventListenerInfo& details) OVERRIDE; 32 33 // Returns true if the preference is on the whitelist. 34 bool IsPreferenceOnWhitelist(const std::string& pref_key); 35 36 // Convenience method to get the ChromeDirectSettingAPI for a profile. 37 static ChromeDirectSettingAPI* Get(Profile* profile); 38 39 private: 40 friend class ProfileKeyedAPIFactory<ChromeDirectSettingAPI>; 41 42 // ProfileKeyedAPI implementation. 43 static const char* service_name(); 44 45 void OnPrefChanged(PrefService* pref_service, const std::string& pref_key); 46 47 static const bool kServiceIsNULLWhileTesting = true; 48 static const bool kServiceRedirectedInIncognito = false; 49 50 PrefChangeRegistrar registrar_; 51 Profile* profile_; 52 53 DISALLOW_COPY_AND_ASSIGN(ChromeDirectSettingAPI); 54 }; 55 56 } // namespace chromedirectsetting 57 } // namespace extensions 58 59 #endif // CHROME_BROWSER_EXTENSIONS_API_PREFERENCE_CHROME_DIRECT_SETTING_API_H__ 60 61