1 /*

     2  * Copyright (c) 2010 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:  Audio stream controlling interface

    15  *

    16  */

    17 

    18 #ifndef CSPAUDIOHANDLERBASE_H_

    19 #define CSPAUDIOHANDLERBASE_H_

    20 

    21 class MCSPAudioHandlerObserver;

    22 

    23 /**

    24  * Provides interface for controlling audio streams.

    25  *

    26  */

    27 class CSPAudioHandlerBase : public CBase

    28     {

    29 public:    

    30 

    31     /*

    32      * Set observer to receive call audio stream events.

    33      */

    34     virtual void SetObserver(MCSPAudioHandlerObserver& aObserver) = 0;

    35 

    36     /**

    37      * Start audio streams.

    38      */

    39     virtual void Start() = 0;

    40 

    41     /**

    42      * Stop audio streams.

    43      */

    44     virtual void Stop() = 0;

    45 

    46     /*

    47      * Specify timeout after which stream start retry will be terminated.

    48      */

    49     virtual void ReportAudioFailureAfterTimeout(TInt aTimeout) = 0;

    50 

    51     };

    52 

    53 #endif /* CSPAUDIOHANDLERBASE_H_ */