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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 CONTENT_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_ | 5 #ifndef CONTENT_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_ |
6 #define CONTENT_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_ | 6 #define CONTENT_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
12 #include "content/browser/speech/speech_recognizer.h" | 12 #include "base/memory/ref_counted.h" |
13 #include "content/common/content_export.h" | 13 #include "content/common/content_export.h" |
| 14 #include "content/public/browser/speech_recognizer_delegate.h" |
14 #include "ui/gfx/rect.h" | 15 #include "ui/gfx/rect.h" |
15 | 16 |
| 17 class AudioManager; |
| 18 |
16 namespace content { | 19 namespace content { |
17 class ResourceContext; | 20 class ResourceContext; |
18 class SpeechInputPreferences; | 21 class SpeechInputPreferences; |
19 struct SpeechInputResult; | 22 struct SpeechInputResult; |
20 } | 23 } |
21 | 24 |
| 25 namespace net { |
| 26 class URLRequestContextGetter; |
| 27 } |
| 28 |
22 namespace speech_input { | 29 namespace speech_input { |
| 30 class SpeechRecognizer; |
23 | 31 |
24 // This is the gatekeeper for speech recognition in the browser process. It | 32 // This is the gatekeeper for speech recognition in the browser process. It |
25 // handles requests received from various render views and makes sure only one | 33 // handles requests received from various render views and makes sure only one |
26 // of them can use speech recognition at a time. It also sends recognition | 34 // of them can use speech recognition at a time. It also sends recognition |
27 // results and status events to the render views when required. | 35 // results and status events to the render views when required. |
28 class CONTENT_EXPORT SpeechInputManager : public SpeechRecognizerDelegate { | 36 class CONTENT_EXPORT SpeechInputManager |
| 37 : public content::SpeechRecognizerDelegate { |
29 public: | 38 public: |
30 // Implemented by the dispatcher host to relay events to the render views. | 39 // Implemented by the dispatcher host to relay events to the render views. |
31 class Delegate { | 40 class Delegate { |
32 public: | 41 public: |
33 virtual void SetRecognitionResult( | 42 virtual void SetRecognitionResult( |
34 int caller_id, | 43 int caller_id, |
35 const content::SpeechInputResult& result) = 0; | 44 const content::SpeechInputResult& result) = 0; |
36 virtual void DidCompleteRecording(int caller_id) = 0; | 45 virtual void DidCompleteRecording(int caller_id) = 0; |
37 virtual void DidCompleteRecognition(int caller_id) = 0; | 46 virtual void DidCompleteRecognition(int caller_id) = 0; |
38 | 47 |
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77 const std::string& language, | 86 const std::string& language, |
78 const std::string& grammar, | 87 const std::string& grammar, |
79 const std::string& origin_url, | 88 const std::string& origin_url, |
80 net::URLRequestContextGetter* context_getter, | 89 net::URLRequestContextGetter* context_getter, |
81 content::SpeechInputPreferences* speech_input_prefs, | 90 content::SpeechInputPreferences* speech_input_prefs, |
82 AudioManager* audio_manager); | 91 AudioManager* audio_manager); |
83 virtual void CancelRecognition(int caller_id); | 92 virtual void CancelRecognition(int caller_id); |
84 virtual void CancelAllRequestsWithDelegate(Delegate* delegate); | 93 virtual void CancelAllRequestsWithDelegate(Delegate* delegate); |
85 virtual void StopRecording(int caller_id); | 94 virtual void StopRecording(int caller_id); |
86 | 95 |
87 // SpeechRecognizerDelegate methods. | 96 // Overridden from content::SpeechRecognizerDelegate: |
88 virtual void DidStartReceivingAudio(int caller_id) OVERRIDE; | 97 virtual void DidStartReceivingAudio(int caller_id) OVERRIDE; |
89 virtual void SetRecognitionResult( | 98 virtual void SetRecognitionResult( |
90 int caller_id, | 99 int caller_id, |
91 const content::SpeechInputResult& result) OVERRIDE; | 100 const content::SpeechInputResult& result) OVERRIDE; |
92 virtual void DidCompleteRecording(int caller_id) OVERRIDE; | 101 virtual void DidCompleteRecording(int caller_id) OVERRIDE; |
93 virtual void DidCompleteRecognition(int caller_id) OVERRIDE; | 102 virtual void DidCompleteRecognition(int caller_id) OVERRIDE; |
94 virtual void DidStartReceivingSpeech(int caller_id) OVERRIDE; | 103 virtual void DidStartReceivingSpeech(int caller_id) OVERRIDE; |
95 virtual void DidStopReceivingSpeech(int caller_id) OVERRIDE; | 104 virtual void DidStopReceivingSpeech(int caller_id) OVERRIDE; |
96 | 105 |
97 virtual void OnRecognizerError(int caller_id, | 106 virtual void OnRecognizerError(int caller_id, |
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176 | 185 |
177 // This typedef is to workaround the issue with certain versions of | 186 // This typedef is to workaround the issue with certain versions of |
178 // Visual Studio where it gets confused between multiple Delegate | 187 // Visual Studio where it gets confused between multiple Delegate |
179 // classes and gives a C2500 error. (I saw this error on the try bots - | 188 // classes and gives a C2500 error. (I saw this error on the try bots - |
180 // the workaround was not needed for my machine). | 189 // the workaround was not needed for my machine). |
181 typedef SpeechInputManager::Delegate SpeechInputManagerDelegate; | 190 typedef SpeechInputManager::Delegate SpeechInputManagerDelegate; |
182 | 191 |
183 } // namespace speech_input | 192 } // namespace speech_input |
184 | 193 |
185 #endif // CONTENT_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_ | 194 #endif // CONTENT_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_ |
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