OLD | NEW |
---|---|
(Empty) | |
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_EXTENSIONS_API_TAB_CAPTURE_TAB_CAPTURE_REGISTRY_H_ | |
6 #define CHROME_BROWSER_EXTENSIONS_API_TAB_CAPTURE_TAB_CAPTURE_REGISTRY_H_ | |
7 | |
8 #include <map> | |
9 | |
10 #include "chrome/browser/media/media_internals.h" | |
11 #include "chrome/browser/media/media_internals_observer.h" | |
12 #include "chrome/browser/profiles/profile_keyed_service.h" | |
13 #include "chrome/common/extensions/api/tab_capture.h" | |
14 #include "content/public/browser/browser_thread.h" | |
15 #include "content/public/browser/media_request_state.h" | |
16 #include "content/public/browser/notification_observer.h" | |
17 #include "content/public/browser/notification_registrar.h" | |
18 #include "content/public/common/media_stream_request.h" | |
19 | |
20 class Profile; | |
21 | |
22 namespace extensions { | |
23 | |
24 namespace tab_capture = extensions::api::tab_capture; | |
25 | |
26 class TabCaptureRegistry : public ProfileKeyedService, | |
27 public content::NotificationObserver { | |
28 public: | |
29 struct TabCaptureRequest { | |
30 std::string extension_id; | |
31 int tab_id; | |
32 tab_capture::TabCaptureState status; | |
33 }; | |
34 // Maps device_id to information about the media stream request. This is | |
35 // expected to be small since maintaining a media stream is expensive. | |
36 typedef std::map<std::string, TabCaptureRequest> DeviceCaptureRequestMap; | |
Aaron Boodman
2012/10/16 04:19:27
This one can be private.
justinlin
2012/10/17 08:32:26
Done.
| |
37 typedef std::vector<TabCaptureRequest> CaptureRequestList; | |
38 | |
39 explicit TabCaptureRegistry(Profile* profile); | |
40 | |
41 const CaptureRequestList GetCapturedTabs(const std::string& extension_id); | |
42 bool AddRequest(const std::string& key, const TabCaptureRequest& request); | |
43 | |
44 private: | |
45 class MediaObserverProxy : public MediaInternalsObserver, | |
46 public base::RefCountedThreadSafe< | |
47 MediaObserverProxy, | |
48 content::BrowserThread::DeleteOnUIThread> { | |
49 public: | |
50 MediaObserverProxy() : handler_(NULL) {} | |
51 void Attach(TabCaptureRegistry* handler); | |
52 void Detach(); | |
53 | |
54 private: | |
55 friend struct content::BrowserThread::DeleteOnThread< | |
56 content::BrowserThread::UI>; | |
57 friend class base::DeleteHelper<MediaObserverProxy>; | |
58 | |
59 // MediaInternalsObserver. | |
60 virtual void OnRequestUpdate( | |
61 const content::MediaStreamDevice& device, | |
62 const content::MediaRequestState state) OVERRIDE; | |
63 | |
64 void RegisterAsMediaObserverOnIOThread(bool unregister); | |
65 void UpdateOnUIThread( | |
66 const content::MediaStreamDevice& device, | |
67 const content::MediaRequestState new_state); | |
68 | |
69 virtual ~MediaObserverProxy() {} | |
70 | |
71 TabCaptureRegistry* handler_; | |
72 }; | |
73 | |
74 virtual ~TabCaptureRegistry(); | |
75 | |
76 void RegisterAsMediaObserverOnIOThread( | |
77 TabCaptureRegistry* tab_capture_registry, bool unregister); | |
78 | |
79 void HandleRequestUpdateOnUIThread( | |
80 const content::MediaStreamDevice& device, | |
81 const content::MediaRequestState state); | |
82 | |
83 // content::NotificationObserver implementation. | |
84 virtual void Observe(int type, | |
85 const content::NotificationSource& source, | |
86 const content::NotificationDetails& details) OVERRIDE; | |
87 | |
88 scoped_refptr<MediaObserverProxy> proxy_; | |
89 content::NotificationRegistrar registrar_; | |
90 Profile* const profile_; | |
91 DeviceCaptureRequestMap requests_; | |
92 | |
93 DISALLOW_COPY_AND_ASSIGN(TabCaptureRegistry); | |
94 }; | |
95 | |
96 } // namespace extension | |
97 | |
98 #endif // CHROME_BROWSER_EXTENSIONS_API_TAB_CAPTURE_TAB_CAPTURE_REGISTRY_H_ | |
OLD | NEW |