/*

* Copyright (c) 2007 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_UPNPFILETRANSERSESSIONOBSERVER_H

#define M_UPNPFILETRANSERSESSIONOBSERVER_H

// EXTERNAL INCLUDES

#include <e32std.h>

// INTERNAL INCLUDES

#include "upnpavsessionobserverbase.h"

// CLASS DECLARATION

/**

 *  AV Controller file transfer session observer interface.

 *

 *  @since S60 v3.2

 */

 class MUPnPFileTransferSessionObserver : public MUPnPAVSessionObserverBase

    {   

public:

    /**

     * Notifies that the transfer has been started

     *

     * @param aKey identifies the transfer

     * @param aStatus status (error) code

     */        

    virtual void TransferStarted( TInt aKey, TInt aStatus ) = 0;

    /**

     * Notifies that the transfer has been completed

     *

     * @param aKey identifies the transfer

     * @param aStatus status (error) code

     * @param aFilePath 

     */        

    virtual void TransferCompleted( TInt aKey, TInt aStatus,

        const TDesC& aFilePath ) = 0;

    /**

     * Notifies transfer progress

     * NOTE: Transfer progress is not guaranteed

     *

     * @param aKey identifies the transfer

     * @param aBytes amount of bytes downloaded

     * @param aTotalBytes total amount of bytes

     */        

    virtual void TransferProgress( TInt aKey, TInt aBytes,

        TInt aTotalBytes ) = 0;

    /**

     * Notifies that the Media Server we have a session with has

     * disappeared. Session is now unusable and must be closed. 

     *

     * @since Series 60 3.1

     * @param aReason reason code

     * @return None

     */        

    virtual void MediaServerDisappeared(

        TUPnPDeviceDisconnectedReason aReason ) = 0;

    };

#endif // M_UPNPFILETRANSERSESSIONOBSERVER_H

// End of file