/*

* Copyright (c) 2004 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:   Implements listbox model 

*

*/

#ifndef __CATTENDEE_LB_MODEL_H__

#define __CATTENDEE_LB_MODEL_H__

//  INCLUDES

#include <e32base.h>

#include <bamdesca.h>  // MDesCArray

// FORWARD DECLARATION

class CEikonEnv;

class MAttendeeEng;

class CAttendeeItem;

// CLASS DECLARATION

/**

*  Implements listbox model

*/

class CAttendeeLBModel : public CBase, public MDesCArray

    {

    private: //title structure

        struct CAttendeeTitles

            {

            /**

            * Destructor            

            */

            inline ~CAttendeeTitles()

                {

                delete iOrganizer;

                delete iRequire;

                delete iOptional;

                }

            /// Own: Organizer format text string

            HBufC* iOrganizer;

            /// Own: Require format text string

            HBufC* iRequire;

            /// Own: Optional format text string

            HBufC* iOptional;

            };

    public:

        /**

        * Two-phased constructor.

        * @param aEngine, reference to MAttendeeEng

        * @return CAttendeeLBModel object.

        */

        static CAttendeeLBModel* NewLC( MAttendeeEng& aEngine );

        /**

        * Destructor.

        */

        virtual ~CAttendeeLBModel();

    private:

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

        /**

        * C++ default constructor.

        * @param aEngine, Reference to MAttendeeEng

        * @return CAttendeeLBModel object

        */

        CAttendeeLBModel( MAttendeeEng& aEngine );

    private: // From MDesCArray

        TInt MdcaCount() const;

        TPtrC16 MdcaPoint(TInt aIndex) const;

    private: //new functions

        /**

        * Check if listbox contain only organizers

        * @return ETrue if Entry includes only organizers

        * other EFalse

        */

        TBool CheckIfOnlyOrganizers() const;

        /**

        * Append icon id to buffer

        * @param aPtr

        * @param aItem

        */

        void AppendIconL( TPtr& aPtr, CAttendeeItem& aItem ) const;

        /**

        * Append attendance to buffer

        * @param aPtr

        * @param aItem

        */

        void AppendAttendanceL( TPtr& aPtr, CAttendeeItem& aItem ) const;

        /**

        * Append address or contact title to buffer

        * @param aPtr

        * @param aItem

        */

        void AppendAddressOrTitle( TPtr& aPtr, CAttendeeItem& aItem ) const;

    private:    // data

        ///Own: Conversion buffer

        HBufC* iBuffer; 

        ///Own:

        CAttendeeTitles* iTitles;

        ///Ref:

        MAttendeeEng& iEngine;

    };

#endif // __CATTENDEE_LB_MODEL_H__

// End of File