1 /*

     2 * Copyright (c) 2005 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: 

    15 *

    16 */

    17 

    18 

    19 #ifndef MUSENGAUDIOROUTINGOBSERVER_H

    20 #define MUSENGAUDIOROUTINGOBSERVER_H

    21 

    22 

    23 // CLASS DECLARATION

    24 

    25 /**

    26 * An interface to be implemented by users of Multimedia Sharing Engine if 

    27 * they wish to be notified about changes in audio routing.

    28 *

    29 */

    30 class MMusEngAudioRoutingObserver

    31     {

    32 

    33     public:

    34 

    35         /**

    36         * Indicates that some other application has changed audio routing.

    37         * @param aShowNote ETrue if notification of current change should be

    38         *        shown.

    39         *

    40         */

    41         virtual void AudioRoutingChanged( TBool aShowNote ) = 0;

    42 

    43         /**

    44         * Observer is required to give information whether audio route change

    45         * is allowed currently.

    46         * @param ETrue if change is allowed, otherwise EFalse

    47         *

    48         */

    49         virtual TBool AudioRouteChangeAllowed() const = 0;

    50         

    51     };

    52 

    53 #endif // INCLUDE GUARD