| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_SPEECH_CHROME_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ |
| #define CHROME_BROWSER_SPEECH_CHROME_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ |
| |
| #include "base/compiler_specific.h" |
| #include "base/macros.h" |
| #include "content/public/browser/speech_recognition_event_listener.h" |
| #include "content/public/browser/speech_recognition_manager_delegate.h" |
| #include "content/public/browser/speech_recognition_session_config.h" |
| |
| namespace speech { |
| |
| // This is Chrome's implementation of the SpeechRecognitionManagerDelegate |
| // interface. |
| class ChromeSpeechRecognitionManagerDelegate |
| : public content::SpeechRecognitionManagerDelegate, |
| public content::SpeechRecognitionEventListener { |
| public: |
| ChromeSpeechRecognitionManagerDelegate(); |
| ~ChromeSpeechRecognitionManagerDelegate() override; |
| |
| protected: |
| // SpeechRecognitionEventListener methods. |
| void OnRecognitionStart(int session_id) override; |
| void OnAudioStart(int session_id) override; |
| void OnEnvironmentEstimationComplete(int session_id) override; |
| void OnSoundStart(int session_id) override; |
| void OnSoundEnd(int session_id) override; |
| void OnAudioEnd(int session_id) override; |
| void OnRecognitionEnd(int session_id) override; |
| void OnRecognitionResults( |
| int session_id, |
| const std::vector<blink::mojom::SpeechRecognitionResultPtr>& result) |
| override; |
| void OnRecognitionError( |
| int session_id, |
| const blink::mojom::SpeechRecognitionError& error) override; |
| void OnAudioLevelsChange(int session_id, |
| float volume, |
| float noise_volume) override; |
| |
| // SpeechRecognitionManagerDelegate methods. |
| void CheckRecognitionIsAllowed( |
| int session_id, |
| base::OnceCallback<void(bool ask_user, bool is_allowed)> callback) |
| override; |
| content::SpeechRecognitionEventListener* GetEventListener() override; |
| bool FilterProfanities(int render_process_id) override; |
| |
| private: |
| // Checks for VIEW_TYPE_TAB_CONTENTS host in the UI thread and notifies back |
| // the result in the IO thread through |callback|. |
| static void CheckRenderFrameType( |
| base::OnceCallback<void(bool ask_user, bool is_allowed)> callback, |
| int render_process_id, |
| int render_frame_id); |
| |
| DISALLOW_COPY_AND_ASSIGN(ChromeSpeechRecognitionManagerDelegate); |
| }; |
| |
| } // namespace speech |
| |
| #endif // CHROME_BROWSER_SPEECH_CHROME_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ |