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_UI_APP_LIST_SEARCH_HISTORY_FACTORY_H_ 6 #define CHROME_BROWSER_UI_APP_LIST_SEARCH_HISTORY_FACTORY_H_ 7 8 #include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h" 9 10 template<typename T> struct DefaultSingletonTraits; 11 12 namespace content { 13 class BrowserContext; 14 } 15 16 namespace app_list { 17 18 class History; 19 20 // Singleton that owns all History and associates them with profiles; 21 class HistoryFactory : public BrowserContextKeyedServiceFactory { 22 public: 23 // Returns singleton instance of HistoryFactory. 24 static HistoryFactory* GetInstance(); 25 26 // Returns History associated with |context|. 27 static History* GetForBrowserContext(content::BrowserContext* context); 28 29 private: 30 friend struct DefaultSingletonTraits<HistoryFactory>; 31 32 HistoryFactory(); 33 virtual ~HistoryFactory(); 34 35 // BrowserContextKeyedServiceFactory overrides: 36 virtual BrowserContextKeyedService* BuildServiceInstanceFor( 37 content::BrowserContext* context) const OVERRIDE; 38 39 DISALLOW_COPY_AND_ASSIGN(HistoryFactory); 40 }; 41 42 } // namespace app_list 43 44 #endif // CHROME_BROWSER_UI_APP_LIST_SEARCH_HISTORY_FACTORY_H_ 45