/*

* 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:  factory plugin interface.

*

*/

#ifndef I_ALFFACTORYPLUGIN_H

#define I_ALFFACTORYPLUGIN_H

#include <alf/ialfinterfacebase.h>

#include <alf/alftypes.h>

namespace Alf

    {

namespace alffactoryplugin

    {

static const IfId ident=

    {

    0,"alffactoryplugin"

    };

    }

/**

 *  @class IAlfFactoryPlugin ialffactoryplugin.h "alf/ialffactoryplugin.h"

 *  Base class for factory plugins.

 *

 *  @lib alfwidgetutils.lib

 *  @since S60 ?S60_version

 *  @status Draft

 */

class IAlfFactoryPlugin : public IAlfInterfaceBase

    {

public:

    static const IfId& type()

        {

        return alffactoryplugin::ident;

        }

public:

    /**

     * Create factory product.

     * @param aProduct Product to create.

     * @param aInitData Initialization data for product.

     * @return Instance or 0.

     */

    virtual IAlfInterfaceBase* createProduct( 

                                   const char* aProduct, void* aInitData ) = 0;

    /**

     * Count available products.

     *

     * @return Product count.

     */

    virtual int productCount() const = 0;

    /**

     * Fetch product info by index.

     *

     * @param aIndex List index.

     * @return String describing product.

     */

    virtual const char* productInfo( int aIndex ) const = 0;

    /**

     * Destructor.

     */

    virtual ~IAlfFactoryPlugin() {};

    };

    }

#endif

// End of File