1 /*

     2 * Copyright (c) 2007-2009 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: This file defines class MESMRFieldStorage.

    15 *

    16 */

    17 

    18 

    19 #ifndef MESMRFIELDSTORAGE_H

    20 #define MESMRFIELDSTORAGE_H

    21 

    22 #include <e32std.h>

    23 

    24 class MESMRCalEntry;

    25 class CESMRField;

    26 

    27 /**

    28  * Pure virtual class to be inherited by field storage classes.

    29  */

    30 class MESMRFieldStorage

    31     {

    32 public:

    33     virtual ~MESMRFieldStorage(){}

    34 public:

    35     /**

    36      * Returns the count for all the fields in the storage

    37      *

    38      * @return TInt - field count

    39      */

    40     virtual TInt Count() const = 0;

    41 

    42     /**

    43      * Returns field for given index.

    44      *

    45      * @param aInd - index of the wanted field.

    46      * @return CESMRField pointer

    47      */

    48     virtual CESMRField* Field( TInt aInd ) const = 0;

    49 

    50     /**

    51      * Returns field for given field id.

    52      * 

    53      * @param aId field id

    54      * @return CESMRField poiter or NULL. 

    55      */

    56     virtual CESMRField* FieldById( TESMREntryFieldId aId ) const = 0;

    57     

    58     /**

    59      * Called in the construction phase to set needed

    60      * entry informations to fields.

    61      *

    62      * @param aEntry - contains needed information.

    63      */

    64     virtual void InternalizeL( MESMRCalEntry& aEntry ) = 0;

    65 

    66     /**

    67      * Called when editing the entry is done. Information from edited fields

    68      * is collected to aEntry.

    69      *

    70      * @param aEntry - entry where all the edited information is stored

    71      */

    72     virtual void ExternalizeL( MESMRCalEntry& aEntry ) = 0;

    73 

    74     /**

    75      * Validates the content of fields

    76      *

    77      * @param aId Field id where focus is set if validation fails

    78      * @param aForceValidate ETrue if force validation is used

    79      * @return TInt

    80      */

    81     virtual TInt Validate( 

    82     		TESMREntryFieldId& aId, 

    83     		TBool aForceValidate = EFalse ) = 0;

    84     };

    85 

    86 #endif