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      1 // Copyright (c) 2011 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_DOWNLOAD_DOWNLOAD_SERVICE_FACTORY_H_
      6 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SERVICE_FACTORY_H_
      7 
      8 #include "base/compiler_specific.h"
      9 #include "base/memory/singleton.h"
     10 #include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
     11 
     12 class DownloadService;
     13 
     14 // Singleton that owns all DownloadServices and associates them with
     15 // Profiles. Listens for the Profile's destruction notification and cleans up
     16 // the associated DownloadService.
     17 class DownloadServiceFactory : public BrowserContextKeyedServiceFactory {
     18  public:
     19   // Returns the DownloadService for |context|, creating if not yet created.
     20   static DownloadService* GetForBrowserContext(
     21       content::BrowserContext* context);
     22 
     23   static DownloadServiceFactory* GetInstance();
     24 
     25  protected:
     26   // BrowserContextKeyedServiceFactory:
     27   virtual BrowserContextKeyedService* BuildServiceInstanceFor(
     28       content::BrowserContext* profile) const OVERRIDE;
     29   virtual content::BrowserContext* GetBrowserContextToUse(
     30       content::BrowserContext* context) const OVERRIDE;
     31 
     32  private:
     33   friend struct DefaultSingletonTraits<DownloadServiceFactory>;
     34 
     35   DownloadServiceFactory();
     36   virtual ~DownloadServiceFactory();
     37 };
     38 
     39 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SERVICE_FACTORY_H_
     40