| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_THUMBNAILS_THUMBNAIL_SERVICE_FACTORY_H_ |
| #define CHROME_BROWSER_THUMBNAILS_THUMBNAIL_SERVICE_FACTORY_H_ |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/singleton.h" |
| #include "components/keyed_service/content/refcounted_browser_context_keyed_service_factory.h" |
| |
| class Profile; |
| |
| namespace thumbnails { |
| class ThumbnailService; |
| } |
| |
| class ThumbnailServiceFactory |
| : public RefcountedBrowserContextKeyedServiceFactory { |
| public: |
| // Returns an instance of ThumbnailService associated with this profile |
| // (creating one if none exists). Returns NULL if this profile cannot have a |
| // ThumbnailService (for example, if |profile| is incognito). |
| // Depending on the settings, the implementation of the service interface |
| // can be provided either by TopSites (stored in the profile itself) or |
| // be an instance of a real RefcountedBrowserContextKeyedService |
| // implementation. |
| static scoped_refptr<thumbnails::ThumbnailService> GetForProfile( |
| Profile* profile); |
| |
| static ThumbnailServiceFactory* GetInstance(); |
| |
| private: |
| friend struct DefaultSingletonTraits<ThumbnailServiceFactory>; |
| |
| ThumbnailServiceFactory(); |
| virtual ~ThumbnailServiceFactory(); |
| |
| // BrowserContextKeyedServiceFactory: |
| virtual scoped_refptr<RefcountedBrowserContextKeyedService> |
| BuildServiceInstanceFor(content::BrowserContext* profile) const OVERRIDE; |
| |
| DISALLOW_COPY_AND_ASSIGN(ThumbnailServiceFactory); |
| }; |
| |
| #endif // CHROME_BROWSER_THUMBNAILS_THUMBNAIL_SERVICE_FACTORY_H_ |