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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 #include "chrome/browser/media/audio_stream_indicator.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "chrome/browser/tab_contents/tab_util.h" | |
9 #include "content/public/browser/browser_thread.h" | |
10 #include "content/public/browser/invalidate_type.h" | |
11 #include "content/public/browser/render_process_host.h" | |
12 #include "content/public/browser/render_view_host.h" | |
13 #include "content/public/browser/web_contents.h" | |
14 | |
15 using content::BrowserThread; | |
16 using content::WebContents; | |
17 | |
18 AudioStreamIndicator::AudioStreamIndicator() {} | |
19 AudioStreamIndicator::~AudioStreamIndicator() {} | |
20 | |
21 void AudioStreamIndicator::UpdateWebContentsStatus(int render_process_id, | |
22 int render_view_id, | |
tommi (sloooow) - chröme
2012/12/19 11:47:29
fix indentation throughout.
Bernhard Bauer
2013/02/05 18:45:18
Done.
| |
23 bool playing) { | |
24 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | |
25 | |
26 BrowserThread::PostTask( | |
27 BrowserThread::UI, FROM_HERE, | |
28 base::Bind(&AudioStreamIndicator::UpdateWebContentsStatusOnUIThread, | |
29 this, render_process_id, render_view_id, playing)); | |
30 } | |
31 | |
32 bool AudioStreamIndicator::IsPlayingAudio(WebContents* contents) { | |
33 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
34 | |
35 std::pair<int, int> id = std::make_pair( | |
36 contents->GetRenderProcessHost()->GetID(), | |
37 contents->GetRenderViewHost()->GetRoutingID()); | |
38 return audio_streams_.find(id) != audio_streams_.end(); | |
39 } | |
40 | |
41 void AudioStreamIndicator::UpdateWebContentsStatusOnUIThread( | |
42 int render_process_id, | |
43 int render_view_id, | |
44 bool playing) { | |
45 std::pair<int, int> id = std::make_pair(render_process_id, render_view_id); | |
46 if (playing) { | |
47 audio_streams_.insert(id); | |
48 } else { | |
49 std::multiset<std::pair<int, int> >::iterator it = audio_streams_.find(id); | |
50 DCHECK(it != audio_streams_.end()); | |
51 audio_streams_.erase(it); | |
52 } | |
53 | |
54 WebContents* web_contents = tab_util::GetWebContentsByID(render_process_id, | |
55 render_view_id); | |
56 if (web_contents) | |
57 web_contents->NotifyNavigationStateChanged(content::INVALIDATE_TYPE_TAB); | |
58 } | |
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