/*

* Copyright (c) 2009 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:  To handle priority feild

 *

*/

#ifndef __CALENEVPRIORITYFIELD_H__

#define __CALENEVPRIORITYFIELD_H__

// system includes

#include <e32base.h>

#include <badesca.h>

#include <calcommon.h>

// user includes

#include "calenunifiededitor.h"

// forward declaration

class CCalEntry;

class CAknQueryValueTextArray;

class CAknQueryValueText;

class TCalRule;

/**

 * Implements event type field for Calendar unified Editor.

 */ 

NONSHARABLE_CLASS( CCalenPriorityField ) : public CBase

    {

    public:

        /**

         * 

         */

        static CCalenPriorityField* NewL( CCalenUnifiedEditor& aUnifiedEditor );

        /**

         * @brief default destructor

         */

        virtual ~CCalenPriorityField();

    public:

        /**

         * @brief To read data from form

         */

        void ReadDataFromFormL( TBool aContinueOnError );

        /**

         * @brief update Priority field in the Editor

         */

        void SetDataToEditorL();

        /**

         * @brief Updates fields just before the form is shown.

         */

        void InitPriorityFieldLayoutL();

        /**

         * @brief Handle Priority field change

         * @param aFocusedId

         */

        void HandleControlStateChangeL(TInt aControlId);

        /**

         * @brief Handle focus transition from Priority field

         * @param aFocusedId

         */

        void PrepareForFocusTransitionL(TInt aFocusedId);

    private:

        /**

         * @brief This function is used when the top item of each form

         */

        void NotifyPriorityChangeL();

    private:

        /**

         * @brief C++ constructor

         * @param aUnifiedEditor referance to CCalenUnifiedEditor

         */

        CCalenPriorityField( CCalenUnifiedEditor& aUnifiedEditor );

        /**

         * @brief Two-Phase constructor

         */

        void ConstructL();

    private: 

        /**

         * @var iUnifiedEditor

         * @brief referanace to CCalenUnifiedEditor

         */

        CCalenUnifiedEditor&       iUnifiedEditor;

        /**

         * @var iPriorityArrayText

         * @brief CDesCArrayFlat for Priority text values 

         */

        CDesCArrayFlat*            iPriorityArrayText;

        /**

         * @var iPriorityArray

         */

        CAknQueryValueTextArray*   iPriorityArray;

        /**

         * @var iPriorityTextValues

         */

        CAknQueryValueText*        iPriorityTextValues;

    };

#endif