ncdengine/inc/ncdpurchaseoperation.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:   ?Description
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*
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*/
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#ifndef M_NCD_PURCHASE_OPERATION_H
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#define M_NCD_PURCHASE_OPERATION_H
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#include <e32cmn.h>
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#include "ncdoperation.h"
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#include "ncdinterfaceids.h"
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class MNcdPurchaseOperationObserver;
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class MNcdPurchaseOption;
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/**
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 *  Purchase operation interface.
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 *
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 *  Purchase operation handles the purchasing of one purchasable node.
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 *
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 *  Purchase operations will query the user for information needed to
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 *  complete the purchase. For example payment method, credit card number,
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 *  -owner, etc will be be queried during a credit card purchase.
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 *
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 *  
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 *  @see MNcdNodePurchase
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 *  @see MNcdPurchaseOperationObserver
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 */
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class MNcdPurchaseOperation : public MNcdOperation	
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    {
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public:
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    /**
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     * Unique identifier for the interface, required for all MCatalogsBase interfaces.
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     *
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     * 
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     */
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    enum { KInterfaceUid = ENcdPurchaseOperationUid };
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    /**
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     * Gets the purchase option selected for this operation.
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     *
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     * 
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     * @return Selected purchase option. Uncounted reference.
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     */
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    virtual const MNcdPurchaseOption& PurchaseOption() = 0;
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protected:
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    /**
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    * Destructor.
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    *
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    * @see MCatalogsBase::~MCatalogsBase
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    */
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    virtual ~MNcdPurchaseOperation() {}
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	};
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#endif //  M_NCD_PURCHASE_OPERATION_H