1 /*

     2 * Copyright (c) 2002-2007 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:  Provides functions to read and write from/to long text columns.

    15 *

    16 */

    17 

    18 

    19 #ifndef POSLMLONGTEXTCOLHANDLER_H

    20 #define POSLMLONGTEXTCOLHANDLER_H

    21 

    22 #include <d32dbms.h>

    23 

    24 /**

    25 * Provides functions to read and write from/to long text columns.

    26 */

    27 class PosLmLongTextColHandler

    28     {

    29 

    30     public:  // New functions

    31 

    32         /**

    33         * Reads the data of a long text column.

    34         *

    35         * @param[out] aLongText A buffer of proper size for the specified column.

    36         * @param[in] aView Prepared view.

    37         * @param[in] aCol The number of the column to read from.

    38         */

    39         IMPORT_C static void ReadFromLongTextColumnL(

    40             TDes& aLongText,

    41             RDbRowSet& aView,

    42             TDbColNo aCol

    43         );

    44 

    45         /**

    46         * Writes the specified text to a long text column.

    47         *

    48         * @param[in] aLongText The text to write.

    49         * @param[in] aView Prepared view.

    50         * @param[in] aCol The number of the column to write to.

    51         */

    52         IMPORT_C static void WriteToLongTextColumnL(

    53             const TDesC& aLongText,

    54             RDbRowSet& aView,

    55             TDbColNo aCol

    56         );

    57 

    58         /**

    59         * Reads the data of a long text column.

    60         *

    61         * @param[in] aView Prepared view.

    62         * @param[in] aCol The number of the column to read from.

    63         * @return Data from the column.

    64         */

    65         IMPORT_C static HBufC* ReadFromLongTextColumnLC(

    66             RDbRowSet& aView,

    67             TDbColNo aCol );

    68     };

    69 

    70 #endif      // POSLMLONGTEXTCOLHANDLER_H