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
11class TabRestoreService;
12class 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.
17class 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_
42