/*

* 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:   Download handling interface

*

*/

#ifndef M_NCDDOWNLOADHANDLER_H

#define M_NCDDOWNLOADHANDLER_H

class MNcdFileHandler;

class MCatalogsHttpOperation;

class CNcdNodeIdentifier;

class CNcdNode;

/**

 * Helper interface for simplifying the implementation of different

 * types of file downloads

 */

class MNcdDownloadHandler

    {

public:

    /**

     * Current download number

     */

    virtual TInt CurrentDownload() const = 0;

    /**

     * Total downloads

     */

    virtual TInt DownloadCount() const = 0;

    /**

     * Creates the next download 

     *     

     */        

    virtual MCatalogsHttpOperation* DownloadL() = 0;

    virtual void FinishDownloadL( MCatalogsHttpOperation& aDownload, 

        MNcdFileHandler* aFileHandler ) = 0;

    /**

     * Sets the index for the next download

     *

     */    

    virtual void SetCurrentDownload( TInt aCurrentDownload ) = 0;

    /**

     * Node ID getter

     */

    virtual const CNcdNodeIdentifier& NodeId() const = 0;

    /**

     * Node getter

     * @return Node

     */

    virtual CNcdNode& NodeL() const = 0;

    virtual ~MNcdDownloadHandler()

        {

        }

    };

#endif // M_NCDDOWNLOADCONFIGURATOR_H