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_USER_STYLE_SHEET_WATCHER_FACTORY_H_
6#define CHROME_BROWSER_USER_STYLE_SHEET_WATCHER_FACTORY_H_
7
8#include "base/memory/singleton.h"
9#include "components/browser_context_keyed_service/refcounted_browser_context_keyed_service_factory.h"
10
11class Profile;
12class UserStyleSheetWatcher;
13
14// Singleton that owns all UserStyleSheetWatcher and associates them with
15// Profiles.
16class UserStyleSheetWatcherFactory
17    : public RefcountedBrowserContextKeyedServiceFactory {
18 public:
19  static scoped_refptr<UserStyleSheetWatcher> GetForProfile(Profile* profile);
20
21  static UserStyleSheetWatcherFactory* GetInstance();
22
23 private:
24  friend struct DefaultSingletonTraits<UserStyleSheetWatcherFactory>;
25
26  UserStyleSheetWatcherFactory();
27  virtual ~UserStyleSheetWatcherFactory();
28
29  // BrowserContextKeyedServiceFactory:
30  virtual scoped_refptr<RefcountedBrowserContextKeyedService>
31      BuildServiceInstanceFor(content::BrowserContext* context) const OVERRIDE;
32  virtual content::BrowserContext* GetBrowserContextToUse(
33      content::BrowserContext* context) const OVERRIDE;
34  virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
35
36  DISALLOW_COPY_AND_ASSIGN(UserStyleSheetWatcherFactory);
37};
38
39#endif  // CHROME_BROWSER_USER_STYLE_SHEET_WATCHER_FACTORY_H_
40