// Copyright 2018 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 ANDROID_WEBVIEW_BROWSER_AW_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ #define ANDROID_WEBVIEW_BROWSER_AW_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ #include "base/compiler_specific.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 android_webview { // Android WebView implementation of the SpeechRecognitionManagerDelgate // interface. class AwSpeechRecognitionManagerDelegate : public content::SpeechRecognitionManagerDelegate, public content::SpeechRecognitionEventListener { public: AwSpeechRecognitionManagerDelegate(); AwSpeechRecognitionManagerDelegate( const AwSpeechRecognitionManagerDelegate&) = delete; AwSpeechRecognitionManagerDelegate& operator=( const AwSpeechRecognitionManagerDelegate&) = delete; ~AwSpeechRecognitionManagerDelegate() 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& 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 callback) override; content::SpeechRecognitionEventListener* GetEventListener() override; bool FilterProfanities(int render_process_id) override; private: // Checks for mojom::ViewType::kTabContents host in the UI thread and notifies // back the result in the IO thread through |callback|. static void CheckRenderFrameType( base::OnceCallback callback, int render_process_id, int render_frame_id); }; } // namespace android_webview #endif // ANDROID_WEBVIEW_BROWSER_AW_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_