/** @file

* Copyright (c) 2005-2006 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: 

*

*/

#ifndef C_CUPNPTRANSFERHANDLER_H

#define C_CUPNPTRANSFERHANDLER_H

//  INCLUDES

#include <e32std.h>

#include "upnpnotifytimer.h"

#include "upnperrors.h"

#include "upnpfiletransfertimerobserver.h"

#include "upnptransferinterface.h"

#include "upnptransferobserver.h"

// FORWARD DECLARATIONS

class CUpnpContentDirectory;

class CUpnpTransferDownloader;

class CUpnpTransferUploader;

/**

*  This is a facade class used for communication between CD and uploader/downloader

*

*  @lib ContentDirectory

*  @since Series 60 2.6

*/

class CUpnpTransferHandler: public CBase,

                            public MUpnpTransferInterface,

                            public MUpnpTransferObserver

    {

public: // Constructors and destructors

    /**

    * Two-phased constructor

    * @since Series60 2.6

    * @param aService Parent service

    */

    static CUpnpTransferHandler* NewL( );

    /**

    * Destructor.

    */

    virtual ~CUpnpTransferHandler();

    void SetObserver( MUpnpTransferObserver* aObserver );

public: // form MUpnpTransferInterface

    virtual void UploadFileL( TInt aKey,

                              const TDesC8& aUri,

                              const TDesC& aTargetPath,

                              const TDesC8& aContentType

                             );

    virtual void DownloadFileL( TInt aKey,

                                const TDesC8& aUri,

                                const TDesC& aTargetPath

                              );

    virtual void TrackUploadProgress( TInt aKey, TBool aSwitchOn );

    virtual void TrackDownloadProgress( TInt aKey, TBool aSwitchOn );

    virtual void CancelUpload( TInt aKey );

    virtual void CancelDownload( TInt aKey );

public: // form MUpnpTransferObserver

    virtual void TransferCompletedL( TInt aKey, TInt aResultCode );

    virtual void TransferProgress( TInt akey,

                                   TInt aBytes,

                                   TInt aTotalBytes);

protected:

    /**

    * C++ default constructor.

    */

    CUpnpTransferHandler();

    /**

    * Second phase of the constructor.

    * Initialises a DOM tree.

    * By default Symbian 2nd phase constructor is private.

    * @param service Parent service

    */

    void ConstructL();

private:

    MUpnpTransferObserver* iObserver;

    CUpnpTransferDownloader* iDownloader;

    CUpnpTransferUploader* iUploader;

    };

#endif      // C_CUPNPTRANSFERHANDLER_H

// End of File