chrome/browser/media/router/media_router_factory.h

   1 // Copyright 2015 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_MEDIA_ROUTER_MEDIA_ROUTER_FACTORY_H_
   6 #define CHROME_BROWSER_MEDIA_ROUTER_MEDIA_ROUTER_FACTORY_H_
   7
   8 #include "base/lazy_instance.h"
   9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  10
  11 namespace content {
  12 class BrowserContext;
  13 }
  14
  15 namespace media_router {
  16
  17 class MediaRouter;
  18
  19 // A factory that lazily returns a MediaRouter implementation for a given
  20 // BrowserContext.
  21 class MediaRouterFactory : public BrowserContextKeyedServiceFactory {
  22  public:
  23   static MediaRouter* GetApiForBrowserContext(content::BrowserContext* context);
  24
  25  private:
  26   friend struct base::DefaultLazyInstanceTraits<MediaRouterFactory>;
  27
  28   MediaRouterFactory();
  29   ~MediaRouterFactory() override;
  30
  31   // BrowserContextKeyedServiceFactory interface.
  32   KeyedService* BuildServiceInstanceFor(
  33       content::BrowserContext* context) const override;
  34   content::BrowserContext* GetBrowserContextToUse(
  35       content::BrowserContext* context) const override;
  36
  37   DISALLOW_COPY_AND_ASSIGN(MediaRouterFactory);
  38 };
  39
  40 }  // namespace media_router
  41
  42 #endif  // CHROME_BROWSER_MEDIA_ROUTER_MEDIA_ROUTER_FACTORY_H_