chrome/browser/sessions/tab_restore_service_factory.h

   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_SESSIONS_TAB_RESTORE_SERVICE_FACTORY_H_
   6 #define CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_FACTORY_H_
   7
   8 #include "base/memory/singleton.h"
   9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  10
  11 class TabRestoreService;
  12 class Profile;
  13
  14 // Singleton that owns all TabRestoreServices and associates them with
  15 // Profiles. Listens for the Profile's destruction notification and cleans up
  16 // the associated TabRestoreService.
  17 class TabRestoreServiceFactory : public BrowserContextKeyedServiceFactory {
  18  public:
  19   static TabRestoreService* GetForProfile(Profile* profile);
  20
  21   // Variant of GetForProfile() that returns NULL if TabRestoreService does not
  22   // exist.
  23   static TabRestoreService* GetForProfileIfExisting(Profile* profile);
  24
  25   static void ResetForProfile(Profile* profile);
  26
  27   static TabRestoreServiceFactory* GetInstance();
  28
  29  private:
  30   friend struct DefaultSingletonTraits<TabRestoreServiceFactory>;
  31
  32   TabRestoreServiceFactory();
  33   virtual ~TabRestoreServiceFactory();
  34
  35   // BrowserContextKeyedServiceFactory:
  36   virtual KeyedService* BuildServiceInstanceFor(
  37       content::BrowserContext* profile) const OVERRIDE;
  38   virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
  39 };
  40
  41 #endif  // CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_FACTORY_H_