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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_PROXY_H_ | 5 #ifndef CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_PROXY_H_ |
6 #define CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_PROXY_H_ | 6 #define CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_PROXY_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/string16.h" | 10 #include "base/string16.h" |
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21 class ListValue; | 21 class ListValue; |
22 class Value; | 22 class Value; |
23 } | 23 } |
24 | 24 |
25 // This class is a proxy between MediaInternals (on the IO thread) and | 25 // This class is a proxy between MediaInternals (on the IO thread) and |
26 // MediaInternalsMessageHandler (on the UI thread). | 26 // MediaInternalsMessageHandler (on the UI thread). |
27 // It is ref_counted to ensure that it completes all pending Tasks on both | 27 // It is ref_counted to ensure that it completes all pending Tasks on both |
28 // threads before destruction. | 28 // threads before destruction. |
29 class MediaInternalsProxy | 29 class MediaInternalsProxy |
30 : public MediaInternalsObserver, | 30 : public MediaInternalsObserver, |
31 public base::RefCountedThreadSafe<MediaInternalsProxy, | 31 public base::RefCountedThreadSafe< |
32 BrowserThread::DeleteOnUIThread>, | 32 MediaInternalsProxy, |
| 33 content::BrowserThread::DeleteOnUIThread>, |
33 public ChromeNetLog::ThreadSafeObserverImpl, | 34 public ChromeNetLog::ThreadSafeObserverImpl, |
34 public content::NotificationObserver { | 35 public content::NotificationObserver { |
35 public: | 36 public: |
36 MediaInternalsProxy(); | 37 MediaInternalsProxy(); |
37 | 38 |
38 // content::NotificationObserver implementation. | 39 // content::NotificationObserver implementation. |
39 virtual void Observe(int type, | 40 virtual void Observe(int type, |
40 const content::NotificationSource& source, | 41 const content::NotificationSource& source, |
41 const content::NotificationDetails& details); | 42 const content::NotificationDetails& details); |
42 | 43 |
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53 virtual void OnUpdate(const string16& update); | 54 virtual void OnUpdate(const string16& update); |
54 | 55 |
55 // ChromeNetLog::ThreadSafeObserver implementation. Callable from any thread: | 56 // ChromeNetLog::ThreadSafeObserver implementation. Callable from any thread: |
56 virtual void OnAddEntry(net::NetLog::EventType type, | 57 virtual void OnAddEntry(net::NetLog::EventType type, |
57 const base::TimeTicks& time, | 58 const base::TimeTicks& time, |
58 const net::NetLog::Source& source, | 59 const net::NetLog::Source& source, |
59 net::NetLog::EventPhase phase, | 60 net::NetLog::EventPhase phase, |
60 net::NetLog::EventParameters* params) OVERRIDE; | 61 net::NetLog::EventParameters* params) OVERRIDE; |
61 | 62 |
62 private: | 63 private: |
63 friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>; | 64 friend struct content::BrowserThread::DeleteOnThread< |
| 65 content::BrowserThread::UI>; |
64 friend class DeleteTask<MediaInternalsProxy>; | 66 friend class DeleteTask<MediaInternalsProxy>; |
65 virtual ~MediaInternalsProxy(); | 67 virtual ~MediaInternalsProxy(); |
66 | 68 |
67 // Build a dictionary mapping constant names to values. | 69 // Build a dictionary mapping constant names to values. |
68 base::Value* GetConstants(); | 70 base::Value* GetConstants(); |
69 | 71 |
70 void ObserveMediaInternalsOnIOThread(); | 72 void ObserveMediaInternalsOnIOThread(); |
71 void StopObservingMediaInternalsOnIOThread(); | 73 void StopObservingMediaInternalsOnIOThread(); |
72 void GetEverythingOnIOThread(); | 74 void GetEverythingOnIOThread(); |
73 void UpdateUIOnUIThread(const string16& update); | 75 void UpdateUIOnUIThread(const string16& update); |
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84 | 86 |
85 MediaInternalsMessageHandler* handler_; | 87 MediaInternalsMessageHandler* handler_; |
86 IOThread* io_thread_; | 88 IOThread* io_thread_; |
87 scoped_ptr<base::ListValue> pending_net_updates_; | 89 scoped_ptr<base::ListValue> pending_net_updates_; |
88 content::NotificationRegistrar registrar_; | 90 content::NotificationRegistrar registrar_; |
89 | 91 |
90 DISALLOW_COPY_AND_ASSIGN(MediaInternalsProxy); | 92 DISALLOW_COPY_AND_ASSIGN(MediaInternalsProxy); |
91 }; | 93 }; |
92 | 94 |
93 #endif // CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_PROXY_H_ | 95 #endif // CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_PROXY_H_ |
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