/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:      File tranfer session

*

*/

#ifndef M_UPNPFILETRANSERSESSION_H

#define M_UPNPFILETRANSERSESSION_H

// EXTERNAL INCLUDES

#include <e32std.h>

// FORWARD DECLARATIONS

class MUPnPFileTransferSessionObserver;

// CLASS DECLARATION

/**

 *  AV Controller file transfer session interface.

 *

 *  @since S60 v3.2

 */

 class MUPnPFileTransferSession

    {

public:

    /**

     * Sets the file transfer session observer

     *

     * @param aObserver file transfer session observer

     */

    virtual void SetObserver(

        MUPnPFileTransferSessionObserver& aObserver ) = 0;

    /**

     * Removes file transfer session observer

     */

    virtual void RemoveObserver() = 0;

    /**

     * Returns the file transfer session observer

     *

     * @return observer

     */

    virtual MUPnPFileTransferSessionObserver* Observer() const = 0;   

public:

    /**

     * Start tracking progress

     * NOTE: Transfer progress is not guaranteed

     *

     * @param aKey identifies the transfer

     */        

    virtual void StartTrackingProgressL( TInt aKey ) = 0;

    /**

     * Cancel transfer

     *

     * @param aKey identifies the transfer

     */        

    virtual void CancelTransfer( TInt aKey ) = 0;

    /**

     * Cancel all transfers

     *

     * @param aKey identifies the transfer

     */        

    virtual void CancelAllTransfers() = 0;

    };

#endif // M_UPNPFILETRANSERSESSION_H

// End of file