/*
* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: The MNssRecognizeEventHandler interface class handles events
* generated by RecognizeHandler::Recognize().
*
*/
#ifndef MNSSRECOGNIZEEVENTHANDLER_H
#define MNSSRECOGNIZEEVENTHANDLER_H
// INCLUDES
#include <e32base.h>
#include <e32def.h>
#include "nssvasmtag.h"
// CLASS DECLARATION
/**
*
* The MNssRecognizeEventHandler class provides the call back methods to handle
* the events generated by MNssRecognitionHandler::recognize().
*
* @lib NssVASApi.lib
* @since 2.0
*/
class MNssRecognizeEventHandler
{
public: //enum
enum TNssRecognizeError
{
EVasErrorNone,
EVasRecognizeFailed,
EVasRecognitionFailedNoSpeech,
EVasRecognitionFailedTooEarly,
EVasRecognitionFailedTooLong,
EVasRecognitionFailedTooShort,
EVasRecognitionFailedNoMatch,
EVasRecognizeAccessDeny,
EVasRecognizeUndefinedError10, // for place holder
EVasRecognizeUndefinedError9,
EVasRecognizeUndefinedError8,
EVasRecognizeUndefinedError7,
EVasRecognizeUndefinedError6,
EVasRecognizeUndefinedError5,
EVasRecognizeUndefinedError4,
EVasRecognizeUndefinedError3,
EVasRecognizeUndefinedError2,
EVasRecognizeUndefinedError1
};
public: // New functions
/**
* Record Started Event - Recognizer is recording and ready to
* receive the input speech
* @since 2.0
* @return void
*/
virtual void HandleRecordStarted() = 0;
/**
* End Of Utterance Event - Recognizer has received the input speech
* @since 2.0
* @return void
*/
virtual void HandleEouDetected() = 0;
/**
* Recognize Complete Event - Recognizer has analyzed the input speech.
* @since 2.0
* @param aClientTagList A list of recognized voice tags returned by
* Recognize. The client is responsible for
* deleting the list and its associated tags.
* @param EVasErrorNone if recognition completed successfully
* @return void
*/
virtual void HandleRecognizeComplete(
CArrayPtrFlat<MNssTag> *aClientTagList,
TNssRecognizeError aErrorCode ) = 0;
};
#endif // MRECOGNIZEEVENTHANDLER_H
// End of File