1 /*

     2 * Copyright (c) 2003-2006 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  The MNssTrainVoiceEventHandler class provides the call back methods to handle 

    15 *               the events during Train operation.

    16 *

    17 */

    18 

    19 

    20 #ifndef NSSVASMTRAINVOICEEVENTHANDLER_H

    21 #define NSSVASMTRAINVOICEEVENTHANDLER_H

    22 

    23 /**

    24 * The MNssTrainVoiceEventHandler class provides the call back methods to handle 

    25 * the events during Train operation.

    26 *

    27 * @lib NssVASApi.lib

    28 * @since 2.0

    29 */

    30 class MNssTrainVoiceEventHandler

    31   {

    32    public:  //enum

    33 

    34     /**

    35     * TNssTrainResult will have all the enums to represent the result values from

    36     * HandleTrainFailed method.

    37     * 

    38     * NOTE:

    39     * The HandleTrainFailed() should handle the undefined error for TNssTrainResult.

    40     */         

    41     enum TNssTrainResult

    42         {

    43         EVasTrainFailed = 1,  

    44         EVasRecordFailed,

    45         EVasTrainFailedNoSpeech,

    46         EVasTrainFailedTooEarly,

    47         EVasTrainFailedTooLong,

    48         EVasTrainFailedTooShort,

    49         EVasTagSpaceUnavailable,

    50         EVasTrainNoMemory,

    51         EVasTrainAccessDeny,

    52         EVasTrainUndefinedError10,   // for place holder

    53         EVasTrainUndefinedError9,

    54         EVasTrainUndefinedError8,

    55         EVasTrainUndefinedError7,

    56         EVasTrainUndefinedError6,

    57         EVasTrainUndefinedError5,

    58         EVasTrainUndefinedError4,

    59         EVasTrainUndefinedError3,

    60         EVasTrainUndefinedError2,

    61         EVasTrainUndefinedError1

    62         };

    63 

    64         

    65    public: 

    66         

    67 

    68     /**

    69     * Ready To Record Event - Recognizer is ready to receive the input speech

    70     * @since 2.0

    71     * @param no parameter

    72     * @return no return value

    73     */       

    74     virtual void HandleReadyToRecord() = 0;

    75 

    76 		

    77 	/**

    78 	* Record Started Event - Recognizer is receiving the input speech 

    79     * @since 2.0

    80     * @param no parameter

    81     * @return no return value

    82     */

    83 	virtual void HandleRecordStarted() = 0;

    84 

    85 	/**

    86 	* End Of Utterance Event - Recognizer has finished receiving the input speech 

    87     * @since 2.0

    88     * @param no parameter

    89     * @return no return value

    90     */

    91 	virtual void HandleEouDetected() = 0;

    92 

    93 	/**

    94 	* Train Complete Event - Recognizer has trained the input speech

    95 	* by creating a model.

    96     * @since 2.0

    97     * @param aErrorCode KErrNone if training was successfull

    98     * @return no return value

    99 	*/

   100 	virtual void HandleTrainComplete( TInt aErrorCode ) = 0;

   101 

   102 };

   103 

   104 #endif // NSSVASMTRAINVOICEEVENTHANDLER_H   

   105             

   106 // End of File