sipvoipprovider/inc/svpvolumeupdateobserver.h
branchRCL_3
changeset 21 f742655b05bf
parent 20 65a3ef1d5bd0
child 22 d38647835c2e
equal deleted inserted replaced
20:65a3ef1d5bd0 21:f742655b05bf
     1 /*
       
     2 * Copyright (c) 2009 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:  Observers changes in volume levels, used by SVPVolumeObserver
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #ifndef M_SVPVOLUMEUPDATEOBSERVER_H
       
    20 #define M_SVPVOLUMEUPDATEOBSERVER_H
       
    21 
       
    22 /**
       
    23  *  Observers volume level changes 
       
    24  *
       
    25  *  @lib svp.dll
       
    26  *  @since S60 3.2
       
    27  */
       
    28 class MSVPVolumeUpdateObserver
       
    29     {
       
    30 
       
    31 public:
       
    32 
       
    33     /**
       
    34      * CSVPVolumeObserver calls this when volume level changes
       
    35      * changed. 
       
    36      *
       
    37      * @since S60 3.2
       
    38      * @param aVolume New volume level
       
    39      */
       
    40     virtual void VolumeChanged( TInt aVolume ) = 0;
       
    41     
       
    42     };
       
    43 
       
    44 #endif // M_SVPVOLUMEUPDATEOBSERVER_H