/*

* Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

* which accompanies this distribution, and is available

* at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: Interface to get the list of the alert tones from MProEngAlertToneSeeker.

*

*/

#ifndef MPROENGALERTTONESEEKEROBSERVER_H

#define MPROENGALERTTONESEEKEROBSERVER_H

//  INCLUDES

#include <e32def.h>

// FORWARD DECLARATIONS

class MProEngAlertToneSeekerObserverExt;

// CLASS DECLARATION

/**

*  Interface to get the list of the alert tones from MProEngAlertToneSeeker.

*  @lib ProfileEngine.lib

*  @since Series 60 3.1

*/

class MProEngAlertToneSeekerObserver

    {

    public: // New functions

        /**

        * Abstract method to get notification when the MProEngAlertToneSeeker

        * has completed the list of alert tones.

        * @since Series 60 3.1

        * @param aToneList Array containing the path names of the tones found.

        * The ownership of the array is transferred to the observer.

        */

        virtual void HandleAlertToneListCompletedL( MDesCArray* aToneList ) = 0;

        /**

        * Abstract method for handling errors in alert tone list creation

        * process. Also if HandleAlertToneListCompletedL() method leaves, the

        * leave code will be passed to this method.

        * @since Series 60 3.1

        * @param aError System wide error code.

        */

        virtual void HandleError( TInt aError ) = 0;

    protected:

        /**

        * Destructor.

        */

        virtual ~MProEngAlertToneSeekerObserver() {}

    private: // Extension interface

        /**

        * This member is internal and not intended for use.

        */

        virtual MProEngAlertToneSeekerObserverExt* Extension() { return NULL; }

    };

#endif      // MPROENGALERTTONESEEKEROBSERVER_H

// End of File