/*

* Copyright (c) 2002-2007 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:  Virtual Phonebook interface for date/time type of contact 

*                field data.

*

*/

#ifndef MVPBKCONTACTFIELDDATETIMEDATA_H

#define MVPBKCONTACTFIELDDATETIMEDATA_H

// INCLUDES

// CLASS DECLARATIONS

/**

 * Virtual Phonebook date/time field data.

 * This class is used to manipulate contact field data, which contains

 * a date/time type of data.

 */

class MVPbkContactFieldDateTimeData : 

        public MVPbkContactFieldData

    {

    public:  // Destructor

        /**

         * Destructor.

         */

        virtual ~MVPbkContactFieldDateTimeData() { }

    public:  // from MVPbkContactFieldData

        TVPbkFieldStorageType DataType() const

            {

            return EVPbkFieldStorageTypeDateTime;

            }

    public:  // Interface

        /**

         * Casts MVPbkContactFieldData to this interface.

         *

         * @precond aFieldData.DataType() == EVPbkFieldStorageTypeDateTime

         *          VPbkError::Panic(VPbkError::EFieldDataTypeMismatch)

         *          is raised if the precondition does not hold.

         * @param aFieldData    Data of the field.

         * @return Casted inteface for the date/time field data.

         */

        IMPORT_C static MVPbkContactFieldDateTimeData& Cast

            ( MVPbkContactFieldData& aFieldData );

        /**

         * Casts const MVPbkContactFieldData to this interface.

         *

         * @precond aFieldData.DataType() == EVPbkFieldStorageTypeDateTime

         *          VPbkError::Panic(VPbkError::EFieldDataTypeMismatch)

         *          is raised if the precondition does not hold.

         * @param aFieldData    Data of the field.

         * @return Casted inteface for the date/time field data.

         */

        IMPORT_C static const MVPbkContactFieldDateTimeData& Cast

            ( const MVPbkContactFieldData& aFieldData );

        /**

         * Returns the date/time data.

         * @return Date/time data.

         */

        virtual TTime DateTime() const = 0;

        /**

         * Sets the date/time data.

         * @param aTime Date/time to be set.

         */

        virtual void SetDateTime( const TTime& aTime ) = 0;

        /**

         * Returns an extension point for this interface or NULL.

         * @param aExtensionUid Uid of extension.

         * @return Extension point or NULL.

         */

        virtual TAny* ContactFieldDateTimeDataExtension( 

                TUid /*aExtensionUid*/ ) { return NULL; }

    };

#endif  // MVPBKCONTACTFIELDDATETIMEDATA_H

//End of file