/*

* Copyright (c) 2004-2005 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:  Monitoring startup and reading/writing to shared data.

*

*/

#ifndef CSOSENPOLICYENLISTHANDLER_H

#define CSOSENPOLICYENLISTHANDLER_H

// INCLUDES

#include    <cenrepnotifyhandler.h>

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*  It is the monitor for startup status, and provides services for

*  reading and writing to/from shared data.

*

*  @since Series60_2.6

*/

NONSHARABLE_CLASS( CSosEnPolicyENListHandler ) : public CBase,

    public MCenRepNotifyHandlerCallback

    {

    public:  // Constructors and destructor

        /**

        * Creates a new monitor and starts it.

        *

        * @return Pointer to created CSosEnPolicyENListHandler instance.

        */

        static CSosEnPolicyENListHandler* NewL(); 

        /**

        * Destructor.

        */

        ~CSosEnPolicyENListHandler();

    public: // New functions

        /** 

        * Reads product specific numbers.

        *

        * @return Returns space separated list of emergency numbers, in case

        *         of error, empty list is returned.

        */

        const TDesC& ReadProductSpecificNumbers();

        /** 

        * Adds Emergency number to list to be written to Central Repository

        *

        * @param aNumber This is emergency number to be added.

        * @param aPermanent If this is set to ETrue, number will not be

        *                   cleared with ClearCurrentList function.

        *                   For numbers which are read in the startup.

        *   Permanent numbers should be written first. Also adding new permanent

        *   number removes all non permanent numbers.

        */

        void AddToList( const TDesC& aNumber, TBool aPermanent = EFalse );

        /** 

        * Clears Current list.

        * Does not touch to permanent numbers.

        */

        void ClearCurrentList();

        /** 

        * Writes current list to Central Repository.

        */

        void WriteListToCentralRepository();

        /** 

        * Is number in current list with normal mode.

        *

        * @param aNumber This is number to be checked. 

        * @return Returns ETrue if in list, otherwice EFalse.

        */

        TBool IsInListByNormalMode ( const TDesC& aNumber );

        /** 

        * Is number in current list with advanced mode.

        *

        * @param aNumber This is number to be checked. 

        * @return Returns ETrue if in list, otherwice EFalse.

        */

        TBool IsInListByAdvancedMode ( TDes& aNumber );

    private: // From MCenRepNotifyHandlerCallback

        void HandleNotifyString( TUint32 aId, const TDesC16& aNewValue );

    private:

        /** 

        * C++ constructor.

        *

        */

        CSosEnPolicyENListHandler();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    private:  // Data

        // Central repository instance.

        CRepository*    iRepository;

        // The product specific emergency numbers.

        TBuf< KEnPolicySDEmergencyNumberListLength >   iProductSpecificList;

        // The current emergency number list.

        TBuf< KEnPolicySDEmergencyNumberListLength >   iCurrentList;

        // The current place in the emergency number list.

        TInt    iCurrentListPlace;

        // The start point of current emergency number list.

        TInt    iCurrentListStart;

        /**

         * CenRep listener

         * 

         * Own

         */

        CCenRepNotifyHandler* iListener;

    };

#endif  // CSOSENPOLICYENLISTHANDLER_H

// End of File