1// Copyright 2014 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 EXTENSIONS_BROWSER_IMAGE_LOADER_FACTORY_H_
6#define EXTENSIONS_BROWSER_IMAGE_LOADER_FACTORY_H_
7
8#include "base/memory/singleton.h"
9#include "components/keyed_service/content/browser_context_keyed_service_factory.h"
10
11namespace content {
12class BrowserContext;
13}
14
15namespace extensions {
16
17class ImageLoader;
18
19// Singleton that owns all ImageLoaders and associates them with
20// BrowserContexts. Listens for the BrowserContext's destruction notification
21// and cleans up the associated ImageLoader. Uses the original BrowserContext
22// for incognito contexts.
23class ImageLoaderFactory : public BrowserContextKeyedServiceFactory {
24 public:
25  static ImageLoader* GetForBrowserContext(content::BrowserContext* context);
26
27  static ImageLoaderFactory* GetInstance();
28
29 private:
30  friend struct DefaultSingletonTraits<ImageLoaderFactory>;
31
32  ImageLoaderFactory();
33  virtual ~ImageLoaderFactory();
34
35  // BrowserContextKeyedServiceFactory:
36  virtual KeyedService* BuildServiceInstanceFor(
37      content::BrowserContext* context) const OVERRIDE;
38  virtual bool ServiceIsCreatedWithBrowserContext() const OVERRIDE;
39  virtual content::BrowserContext* GetBrowserContextToUse(
40      content::BrowserContext* context) const OVERRIDE;
41};
42
43}  // namespace extensions
44
45#endif  // EXTENSIONS_BROWSER_IMAGE_LOADER_FACTORY_H_
46