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aw_speech_recognition_manager_delegate.h
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aw_speech_recognition_manager_delegate.h
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// 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 "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 android_webview {
// Android WebView implementation of the SpeechRecognitionManagerDelgate
// interface.
class AwSpeechRecognitionManagerDelegate
: public content::SpeechRecognitionManagerDelegate,
public content::SpeechRecognitionEventListener {
public:
AwSpeechRecognitionManagerDelegate();
~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<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(AwSpeechRecognitionManagerDelegate);
};
} // namespace android_webview
#endif // ANDROID_WEBVIEW_BROWSER_AW_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_