/*

* Copyright (c) 2007-2008 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:   CIAUpdatePurchaseOperation 

*

*/

#ifndef IA_UPDATE_PURCHASE_OPERATION_H

#define IA_UPDATE_PURCHASE_OPERATION_H

#include <ncdpurchaseoperationobserver.h>

#include "iaupdatenormalcontentoperation.h"

class CIAUpdateNode;

/**

 * CIAUpdatePurchaseOperation can handle purchasing of hidden

 * dependency nodes when one operation is requested

 * for one visible node.

 */

class CIAUpdatePurchaseOperation : public CIAUpdateNormalContentOperation,

                                   public MNcdPurchaseOperationObserver

    {

public:

    /**

     * @see CIAUpdatePurchaseOperation::CIAUpdatePurchaseOperation

     * @return CIAUpdatePurchaseOperation* Created object.

     * Ownership is transferred.

     */

    static CIAUpdatePurchaseOperation* NewL(

        CIAUpdateNode& aNode,

        MIAUpdateContentOperationObserver& aObserver );

    /**

     * @see CIAUpdatePurchaseOperation::NewL

     */ 

    static CIAUpdatePurchaseOperation* NewLC(

        CIAUpdateNode& aNode,

        MIAUpdateContentOperationObserver& aObserver );

    /**

     * Destructor

     */

    virtual ~CIAUpdatePurchaseOperation();

public: // MNcdPurchaseOperationObserver

    /**

     * @see MNcdPurchaseOperationObserver::PurchaseProgress    

     */

    virtual void PurchaseProgress( 

        MNcdPurchaseOperation& aOperation, TNcdProgress aProgress );

    /**

     * @see MNcdPurchaseOperationObserver::QueryReceived

     */

    virtual void QueryReceived( 

        MNcdPurchaseOperation& aOperation, MNcdQuery* aQuery );

    /**

     * @see MNcdPurchaseOperationObserver::OperationComplete

     */

    virtual void OperationComplete( 

        MNcdPurchaseOperation& aOperation, TInt aError );    

protected: // CIAUpdateNormalContentOperation

    /**

     * @see CIAUpdateContentOperation::HandleContentL

     */ 

    virtual MNcdOperation* HandleContentL();

private:

    // Prevent these if not implemented

    CIAUpdatePurchaseOperation( 

        const CIAUpdatePurchaseOperation& aObject );

    CIAUpdatePurchaseOperation& operator =( 

        const CIAUpdatePurchaseOperation& aObject );

    /**

     * @see CIAUpdateNormalContentOperation::CIAUpdateNormalContentOperation

     */

    CIAUpdatePurchaseOperation( 

        CIAUpdateNode& aNode,

        MIAUpdateContentOperationObserver& aObserver );

    /**

     * ConstructL

     */

    virtual void ConstructL();

    /** 

     * Starts the purchase operation for given node.

     *

     * @return MNcdOperation* Operation that is started.

     */

    MNcdOperation* PurchaseL();

private: // data

    };

#endif // IA_UPDATE_PURCHASE_OPERATION_H