/*

* 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:   

*

*/

#ifndef HNMDKEYFACTORY_H

#define HNMDKEYFACTORY_H

#include <e32base.h>

#include <xmlengdom.h>

class CHnMdBaseKey;

/**

 * Provides static methods for creating particular key classes.

 *

 * @lib hnutilities.lib

 * @since S60 v3.0

 * @ingroup group_hnutilities

 */

NONSHARABLE_CLASS( HnMdKeyFactory )

    {  

public:

    /**

     * Creates particular key type depending on XML element.

     * Sets name and value of the key read also from XML. 

     * 

     * since S60 v5.0

     * @param aElement XML DOM Element.

     * @return Pointer to created key.

     */

    IMPORT_C static CHnMdBaseKey* CreateLC( TXmlEngElement aElement );

    /**

     * Creates particular key type depending on XML element.

     * Sets name and value of the key read also from XML. 

     *

     * since S60 v5.0

     * @param aElement XML DOM Element.

     * @return Pointer to created key.

     */

    IMPORT_C static CHnMdBaseKey* CreateL( TXmlEngElement aElement );

    /**

     * Creates particular key type depending on passed argument.

     * Sets name and value of the key. 

     * 

     * since S60 v5.0

     * @param aName Key name.

     * @param aType Key type.

     * @param aValue Key value.

     * @return Pointer to created key.

     */

    IMPORT_C static CHnMdBaseKey* CreateL(

        const TDesC8& aName,

        const TDesC8& aType,

        const TDesC8& aValue );

    /**

    * Creates particular key type depending on passed argument.

    * Sets name and value of the key. 

    * 

    * since S60 v5.0

    * @param aName Key name.

    * @param aType Key type.

    * @param aValue Key value.

    * @return Pointer to created key.

    */

   IMPORT_C static CHnMdBaseKey* CreateL(

       const TDesC8& aName,

       const TDesC8& aType,

       const TDesC& aValue );    

 private:

    /**

     * Creates particular key type depending on passed argument.

     *

     * since S60 v5.0

     * @param aKeyType Key type.

     * @return Pointer to created key.

     */

    static CHnMdBaseKey* CreateL( const TDesC8& aKeyType );

    };

#endif // HNMDKEYFACTORY_H