1 /*

     2 * Copyright (c) 2007 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:  Event observer for CSVPDTMFEventGenerator

    15 *

    16 */

    17 

    18 

    19 #ifndef MSVPDTMFEVENTOBSERVER_H

    20 #define MSVPDTMFEVENTOBSERVER_H

    21 

    22 /**

    23  * Enumeration for describing different SVP DTMF events

    24  */

    25 enum TSVPDtmfEvent

    26     {

    27     ESvpDtmfSendStarted,

    28     ESvpDtmfSendStopped,

    29     ESvpDtmfSendCompleted

    30     };

    31 

    32 /**

    33  *  Event observer for CSVPDTMFEventGenerator

    34  *

    35  *  @lib svp.dll

    36  *  @since S60 3.2

    37  */

    38 class MSVPDTMFEventObserver

    39     {

    40     

    41 public:

    42     

    43     /**

    44      * Called when a DTMF event needs to be sent CCE

    45      * @since S60 v3.2

    46      * @retun void

    47      */

    48     virtual void InbandDtmfEventOccurred( TSVPDtmfEvent aEvent ) = 0;

    49 				

    50     };

    51 

    52 #endif // SVPDTMFEVENTOBSERVER_H