1 /*

     2 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   

    15 *

    16 */

    17 

    18 

    19 #ifndef C_HNMDVALUEBASE_H

    20 #define C_HNMDVALUEBASE_H

    21  

    22 #include <e32base.h>

    23 

    24 class CLiwGenericParamList;

    25 struct THnMdCommonPointers;

    26 class TXmlEngElement;

    27 class CHnAttributeBase;

    28 

    29 enum THnMdValueType

    30     {

    31     EHnTextType, 

    32     EHnImageType

    33     };

    34 

    35 /**

    36  * Value Base

    37  * 

    38  * Based class used for output transformation.

    39  * Specific classes based on information from XML make correct transformation

    40  * 

    41  * @lib hnmetadatamodel

    42  * @since S60 5.0

    43  * @ingroup group_hnmetadatamodel

    44  */

    45 NONSHARABLE_CLASS(CHnMdValueBase) : public CBase

    46     {

    47 public:

    48     /**

    49      * Create specific class based on parameter

    50      * 

    51      * @param aElement XML element.

    52      * @param aCmnPtrs Pointer to common pointer structure.

    53      */

    54     static CHnMdValueBase* CreateL( const TXmlEngElement& aElement, 

    55                                 THnMdCommonPointers* aCmnPtrs );

    56 

    57     /**

    58      * Get value from spefic class

    59      * 

    60      * @param aQueriesResultsList query results use for dynnamic data

    61      * @param aPos position if data are in list format.

    62      * @return A pointer to the CHnAttributeBase object.

    63      */

    64     

    65     virtual CHnAttributeBase* CreateAttributeL( 

    66             const CLiwGenericParamList* aQueriesResultsList, TInt aPos ) = 0;

    67             

    68     };

    69 

    70 #endif /*C_HNMDVALUEBASE_H*/