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1 // Copyright 2017 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_DISCOVERY_DIAL_DIAL_MEDIA_SINK_SERVICE_DELEG ATE_H_ | |
6 #define CHROME_BROWSER_MEDIA_ROUTER_DISCOVERY_DIAL_DIAL_MEDIA_SINK_SERVICE_DELEG ATE_H_ | |
7 | |
8 #include <memory> | |
9 #include "chrome/common/media_router/discovery/media_sink_service.h" | |
10 #include "content/public/browser/browser_thread.h" | |
11 | |
12 namespace net { | |
13 class URLRequestContextGetter; | |
14 } | |
15 | |
16 namespace media_router { | |
17 | |
18 class DialMediaSinkService; | |
19 | |
20 // A wrapper class of DialMediaSinkService handling thread hopping between UI | |
21 // and IO threads. This class is thread safe. Public APIs should be invoked on | |
22 // UI thread. It then post tasks to IO thread and invoke them on underlying | |
23 // DialMediaSinkService instance. | |
24 class DialMediaSinkServiceDelegate | |
mark a. foltz
2017/05/12 21:37:37
Bikeshed:
Usually I would see a "delegate" and th
zhaobin
2017/05/12 23:03:38
Sure. Will do refactor in another patch and update
| |
25 : public base::RefCountedThreadSafe<DialMediaSinkServiceDelegate> { | |
26 public: | |
27 DialMediaSinkServiceDelegate(); | |
28 | |
29 // Store |callback| and post task to IO thread. | |
mark a. foltz
2017/05/12 21:37:37
Suggested comment:
Starts discovery of DIAL devic
zhaobin
2017/05/12 23:03:38
Done.
| |
30 void Start(const MediaSinkService::OnSinksDiscoveredCallback& callback, | |
31 net::URLRequestContextGetter* request_context); | |
32 | |
33 // Clear |sink_discovery_callback_| and post task to IO thread. | |
mark a. foltz
2017/05/12 21:37:37
Suggest:
Stops discovery of DIAL devices on IO th
zhaobin
2017/05/12 23:03:38
Done.
| |
34 void Stop(); | |
35 | |
36 void SetDialMediaSinkServiceForTest( | |
37 std::unique_ptr<DialMediaSinkService, | |
38 content::BrowserThread::DeleteOnIOThread> | |
39 dial_media_sink_service); | |
40 | |
41 private: | |
42 friend class DialMediaSinkServiceDelegateTest; | |
43 friend class base::RefCountedThreadSafe<DialMediaSinkServiceDelegate>; | |
44 ~DialMediaSinkServiceDelegate(); | |
45 | |
46 // Create |dial_media_sink_service_| if none exists before and start DIAL | |
mark a. foltz
2017/05/12 21:37:37
Creates
zhaobin
2017/05/12 23:03:38
Done.
| |
47 // discvoery. | |
mark a. foltz
2017/05/12 21:37:37
typo in discovery
zhaobin
2017/05/12 23:03:38
Done.
| |
48 void StartOnIOThread(net::URLRequestContextGetter* request_context); | |
49 | |
50 // Stop DIAL discovery. | |
mark a. foltz
2017/05/12 21:37:37
Stops
zhaobin
2017/05/12 23:03:38
Done.
| |
51 void StopOnIOThread(); | |
52 | |
53 // Callback passed to |dial_media_sink_service_| ctor. When invoked, post task | |
54 // to UI thread and invoke |sink_discovery_callback_|; | |
55 void OnSinksDiscoveredOnIOThread(const std::vector<MediaSinkInternal>& sinks); | |
56 | |
57 // Invoke |sink_discovery_callback_| on UI thread. | |
mark a. foltz
2017/05/12 21:37:37
Invokes
zhaobin
2017/05/12 23:03:38
Done.
| |
58 void OnSinksDiscoveredOnUIThread(const std::vector<MediaSinkInternal>& sinks); | |
59 | |
60 private: | |
61 std::unique_ptr<DialMediaSinkService, | |
62 content::BrowserThread::DeleteOnIOThread> | |
63 dial_media_sink_service_; | |
64 | |
65 MediaSinkService::OnSinksDiscoveredCallback sink_discovery_ui_callback_; | |
66 }; | |
67 | |
68 } // namespace media_router | |
69 | |
70 #endif // CHROME_BROWSER_MEDIA_ROUTER_DISCOVERY_DIAL_DIAL_MEDIA_SINK_SERVICE_DE LEGATE_H_ | |
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