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| 1 // Copyright (c) 2010 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 #include "content/browser/speech/speech_input_dispatcher_host.h" | 5 #include "content/browser/speech/speech_input_dispatcher_host.h" |
| 6 | 6 |
| 7 #include "base/lazy_instance.h" | 7 #include "base/lazy_instance.h" |
| 8 #include "content/browser/content_browser_client.h" | 8 #include "content/browser/content_browser_client.h" |
| 9 #include "content/browser/speech/speech_input_preferences.h" |
| 9 #include "content/common/speech_input_messages.h" | 10 #include "content/common/speech_input_messages.h" |
| 10 | 11 |
| 11 namespace speech_input { | 12 namespace speech_input { |
| 12 | 13 |
| 13 //----------------------------- SpeechInputCallers ----------------------------- | 14 //----------------------------- SpeechInputCallers ----------------------------- |
| 14 | 15 |
| 15 // A singleton class to map the tuple | 16 // A singleton class to map the tuple |
| 16 // (render-process-id, render-view-id, requestid) to a single ID which is passed | 17 // (render-process-id, render-view-id, requestid) to a single ID which is passed |
| 17 // through rest of the speech code. | 18 // through rest of the speech code. |
| 18 class SpeechInputDispatcherHost::SpeechInputCallers { | 19 class SpeechInputDispatcherHost::SpeechInputCallers { |
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| 97 } | 98 } |
| 98 | 99 |
| 99 int SpeechInputDispatcherHost::SpeechInputCallers::request_id(int id) { | 100 int SpeechInputDispatcherHost::SpeechInputCallers::request_id(int id) { |
| 100 return callers_[id].request_id; | 101 return callers_[id].request_id; |
| 101 } | 102 } |
| 102 | 103 |
| 103 //-------------------------- SpeechInputDispatcherHost ------------------------- | 104 //-------------------------- SpeechInputDispatcherHost ------------------------- |
| 104 | 105 |
| 105 SpeechInputManager* SpeechInputDispatcherHost::manager_; | 106 SpeechInputManager* SpeechInputDispatcherHost::manager_; |
| 106 | 107 |
| 107 SpeechInputDispatcherHost::SpeechInputDispatcherHost(int render_process_id) | 108 SpeechInputDispatcherHost::SpeechInputDispatcherHost( |
| 109 int render_process_id, |
| 110 net::URLRequestContextGetter* context_getter, |
| 111 SpeechInputPreferences* speech_input_preferences) |
| 108 : render_process_id_(render_process_id), | 112 : render_process_id_(render_process_id), |
| 109 may_have_pending_requests_(false) { | 113 may_have_pending_requests_(false), |
| 114 context_getter_(context_getter), |
| 115 speech_input_preferences_(speech_input_preferences) { |
| 110 // This is initialized by Browser. Do not add any non-trivial | 116 // This is initialized by Browser. Do not add any non-trivial |
| 111 // initialization here, instead do it lazily when required (e.g. see the | 117 // initialization here, instead do it lazily when required (e.g. see the |
| 112 // method |manager()|) or add an Init() method. | 118 // method |manager()|) or add an Init() method. |
| 113 } | 119 } |
| 114 | 120 |
| 115 SpeechInputDispatcherHost::~SpeechInputDispatcherHost() { | 121 SpeechInputDispatcherHost::~SpeechInputDispatcherHost() { |
| 116 // If the renderer crashed for some reason or if we didn't receive a proper | 122 // If the renderer crashed for some reason or if we didn't receive a proper |
| 117 // Cancel/Stop call for an existing session, cancel such active sessions now. | 123 // Cancel/Stop call for an existing session, cancel such active sessions now. |
| 118 // We first check if this dispatcher received any speech IPC requst so that | 124 // We first check if this dispatcher received any speech IPC requst so that |
| 119 // we don't end up creating the speech input manager for web pages which don't | 125 // we don't end up creating the speech input manager for web pages which don't |
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| 148 } | 154 } |
| 149 | 155 |
| 150 void SpeechInputDispatcherHost::OnStartRecognition( | 156 void SpeechInputDispatcherHost::OnStartRecognition( |
| 151 const SpeechInputHostMsg_StartRecognition_Params ¶ms) { | 157 const SpeechInputHostMsg_StartRecognition_Params ¶ms) { |
| 152 int caller_id = g_speech_input_callers.Get().CreateId( | 158 int caller_id = g_speech_input_callers.Get().CreateId( |
| 153 render_process_id_, params.render_view_id, params.request_id); | 159 render_process_id_, params.render_view_id, params.request_id); |
| 154 manager()->StartRecognition(this, caller_id, | 160 manager()->StartRecognition(this, caller_id, |
| 155 render_process_id_, | 161 render_process_id_, |
| 156 params.render_view_id, params.element_rect, | 162 params.render_view_id, params.element_rect, |
| 157 params.language, params.grammar, | 163 params.language, params.grammar, |
| 158 params.origin_url); | 164 params.origin_url, |
| 165 context_getter_.get(), |
| 166 speech_input_preferences_.get()); |
| 159 } | 167 } |
| 160 | 168 |
| 161 void SpeechInputDispatcherHost::OnCancelRecognition(int render_view_id, | 169 void SpeechInputDispatcherHost::OnCancelRecognition(int render_view_id, |
| 162 int request_id) { | 170 int request_id) { |
| 163 int caller_id = g_speech_input_callers.Get().GetId( | 171 int caller_id = g_speech_input_callers.Get().GetId( |
| 164 render_process_id_, render_view_id, request_id); | 172 render_process_id_, render_view_id, request_id); |
| 165 if (caller_id) { | 173 if (caller_id) { |
| 166 manager()->CancelRecognition(caller_id); | 174 manager()->CancelRecognition(caller_id); |
| 167 // Request sequence ended so remove mapping. | 175 // Request sequence ended so remove mapping. |
| 168 g_speech_input_callers.Get().RemoveId(caller_id); | 176 g_speech_input_callers.Get().RemoveId(caller_id); |
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| 208 g_speech_input_callers.Get().render_view_id(caller_id); | 216 g_speech_input_callers.Get().render_view_id(caller_id); |
| 209 int caller_request_id = g_speech_input_callers.Get().request_id(caller_id); | 217 int caller_request_id = g_speech_input_callers.Get().request_id(caller_id); |
| 210 Send(new SpeechInputMsg_RecognitionComplete(caller_render_view_id, | 218 Send(new SpeechInputMsg_RecognitionComplete(caller_render_view_id, |
| 211 caller_request_id)); | 219 caller_request_id)); |
| 212 // Request sequence ended, so remove mapping. | 220 // Request sequence ended, so remove mapping. |
| 213 g_speech_input_callers.Get().RemoveId(caller_id); | 221 g_speech_input_callers.Get().RemoveId(caller_id); |
| 214 VLOG(1) << "SpeechInputDispatcherHost::DidCompleteRecognition exit"; | 222 VLOG(1) << "SpeechInputDispatcherHost::DidCompleteRecognition exit"; |
| 215 } | 223 } |
| 216 | 224 |
| 217 } // namespace speech_input | 225 } // namespace speech_input |
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