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// 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/memory/ref_counted.h"
#include "chrome/browser/speech/speech_recognition_bubble_controller.h"
#include "content/public/browser/speech_recognition_manager_delegate.h"
namespace speech {
// This is Chrome's implementation of the SpeechRecognitionManagerDelegate
// interface.
class ChromeSpeechRecognitionManagerDelegate
: NON_EXPORTED_BASE(public content::SpeechRecognitionManagerDelegate),
public SpeechRecognitionBubbleControllerDelegate {
public:
ChromeSpeechRecognitionManagerDelegate();
virtual ~ChromeSpeechRecognitionManagerDelegate();
// SpeechRecognitionBubbleControllerDelegate methods.
virtual void InfoBubbleButtonClicked(
int session_id, SpeechRecognitionBubble::Button button) OVERRIDE;
virtual void InfoBubbleFocusChanged(int session_id) OVERRIDE;
protected:
// SpeechRecognitionManagerDelegate methods.
virtual void GetDiagnosticInformation(bool* can_report_metrics,
std::string* hardware_info) OVERRIDE;
virtual void CheckRecognitionIsAllowed(
int session_id,
base::Callback<void(int session_id, bool is_allowed)> callback) OVERRIDE;
virtual void ShowRecognitionRequested(int session_id) OVERRIDE;
virtual void ShowWarmUp(int session_id) OVERRIDE;
virtual void ShowRecognizing(int session_id) OVERRIDE;
virtual void ShowRecording(int session_id) OVERRIDE;
virtual void ShowInputVolume(int session_id,
float volume,
float noise_volume) OVERRIDE;
virtual void ShowError(int session_id,
const content::SpeechRecognitionError& error) OVERRIDE;
virtual void DoClose(int session_id) OVERRIDE;
private:
class OptionalRequestInfo;
// Checks for VIEW_TYPE_WEB_CONTENTS host in the UI thread and notifies back
// the result in the IO thread through |callback|.
static void CheckRenderViewType(
int session_id,
base::Callback<void(int session_id, bool is_allowed)> callback,
int render_process_id,
int render_view_id);
scoped_refptr<SpeechRecognitionBubbleController> bubble_controller_;
scoped_refptr<OptionalRequestInfo> optional_request_info_;
DISALLOW_COPY_AND_ASSIGN(ChromeSpeechRecognitionManagerDelegate);
};
} // namespace speech
#endif // CHROME_BROWSER_SPEECH_CHROME_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_
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