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1 // Copyright (c) 2013 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/extensions/api/audio/audio_api.h" | |
6 | |
7 #include "base/lazy_instance.h" | |
8 #include "base/values.h" | |
9 #include "chrome/browser/extensions/event_names.h" | |
10 #include "chrome/browser/extensions/event_router.h" | |
11 #include "chrome/browser/extensions/extension_system.h" | |
12 | |
13 namespace extensions { | |
14 | |
15 static base::LazyInstance<ProfileKeyedAPIFactory<AudioAPI> > | |
16 g_factory = LAZY_INSTANCE_INITIALIZER; | |
17 | |
18 // static | |
19 ProfileKeyedAPIFactory<AudioAPI>* AudioAPI::GetFactoryInstance() { | |
20 return &g_factory.Get(); | |
21 } | |
22 | |
23 AudioAPI::AudioAPI(Profile* profile) | |
24 : profile_(profile), | |
25 service_(AudioService::CreateInstance()) { | |
26 service_->AddObserver(this); | |
27 } | |
28 | |
29 AudioAPI::~AudioAPI() { | |
30 service_->RemoveObserver(this); | |
31 delete service_; | |
32 service_ = NULL; | |
33 } | |
34 | |
35 AudioService* AudioAPI::GetService() const { | |
36 return service_; | |
37 } | |
38 | |
39 void AudioAPI::OnDeviceChanged() { | |
40 if (profile_ && extensions::ExtensionSystem::Get(profile_)->event_router()) { | |
41 scoped_ptr<extensions::Event> event(new extensions::Event( | |
42 event_names::kOnAudioDeviceChanged, | |
43 scoped_ptr<ListValue>(new ListValue()))); | |
44 extensions::ExtensionSystem::Get(profile_)->event_router()->BroadcastEvent( | |
45 event.Pass()); | |
46 } | |
47 } | |
48 | |
49 bool AudioGetInfoFunction::RunImpl() { | |
50 AudioService* service = | |
51 AudioAPI::GetFactoryInstance()->GetForProfile(profile())->GetService(); | |
52 DCHECK(service); | |
53 service->StartGetInfo(base::Bind(&AudioGetInfoFunction::OnGetInfoCompleted, | |
54 this)); | |
55 return true; | |
56 } | |
57 | |
58 void AudioGetInfoFunction::OnGetInfoCompleted(const OutputInfo& output_info, | |
59 const InputInfo& input_info, | |
60 bool success) { | |
61 if (success) | |
62 results_ = api::audio::GetInfo::Results::Create(output_info, input_info); | |
63 else | |
64 SetError("Error occured when querying audio device information."); | |
65 SendResponse(success); | |
66 } | |
67 | |
68 bool AudioSetActiveDevicesFunction::RunImpl() { | |
69 return false; | |
rkc
2013/04/22 22:54:19
Add TODO here and below.
hshi1
2013/04/22 23:02:16
Done.
| |
70 } | |
71 | |
72 bool AudioSetPropertiesFunction::RunImpl() { | |
73 return false; | |
74 } | |
75 | |
76 } // namespace extensions | |
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