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      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_BOOKMARKS_BOOKMARK_MODEL_FACTORY_H_
      6 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_FACTORY_H_
      7 
      8 #include "base/macros.h"
      9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
     10 
     11 template <typename T> struct DefaultSingletonTraits;
     12 
     13 class BookmarkModel;
     14 class Profile;
     15 
     16 // Singleton that owns all BookmarkModels and associates them with Profiles.
     17 class BookmarkModelFactory : public BrowserContextKeyedServiceFactory {
     18  public:
     19   static BookmarkModel* GetForProfile(Profile* profile);
     20 
     21   static BookmarkModel* GetForProfileIfExists(Profile* profile);
     22 
     23   static BookmarkModelFactory* GetInstance();
     24 
     25  private:
     26   friend struct DefaultSingletonTraits<BookmarkModelFactory>;
     27 
     28   BookmarkModelFactory();
     29   virtual ~BookmarkModelFactory();
     30 
     31   // BrowserContextKeyedServiceFactory:
     32   virtual KeyedService* BuildServiceInstanceFor(
     33       content::BrowserContext* context) const OVERRIDE;
     34   virtual void RegisterProfilePrefs(
     35       user_prefs::PrefRegistrySyncable* registry) OVERRIDE;
     36   virtual content::BrowserContext* GetBrowserContextToUse(
     37       content::BrowserContext* context) const OVERRIDE;
     38   virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
     39 
     40   DISALLOW_COPY_AND_ASSIGN(BookmarkModelFactory);
     41 };
     42 
     43 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_FACTORY_H_
     44