/*

* 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:  

*     State machine for sending a delete request to network

*

*/

#ifndef MMSDELETEOPERATION_H

#define MMSDELETEOPERATION_H

//  INCLUDES

#include "mmsbaseoperation.h"

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class CMmsHeaders;

class CMmsEncode;

class CMmsDecode;

class CLogClient;

class CLogViewEvent;

class CLogEvent;

class CMmsLog;

// CLASS DECLARATION

/**

*  State machine for sending forward request

*/

class CMmsDeleteOperation :public CMmsBaseOperation

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * @param aFs file system session

        * @param aLogClient log client for writing into log

        * @param aLogEvent log event for writing entries into log

        */

        static CMmsDeleteOperation* NewL( RFs& aFs,  CMmsSettings* aMmsSettings );

        /**

        * Destructor.

        */

        virtual ~CMmsDeleteOperation();

    public: // New functions

        /**

        * Start the state machine.

        * @param aDeleteType specifies the scope of the notification delete

        * @param aSelection list of message entry ids to be handled.

        * @param aServerEntry CMsvServerEntry pointer from CMmsServer

        * @param aSettings MMSC settings (entry points)

        * @param aService current MMS service id

        * @param aStatus TRequestStatus of the calling active object

        */

        void StartL(

            TMmsDeleteOperationType aDeleteType,

            CMsvEntrySelection& aSelection,

            CMsvServerEntry& aServerEntry,

            TMsvId aService,

            TRequestStatus& aStatus );

    public: // Functions from base classes

        /**

        * Overriding the StartL of the base operation

        * This should not be called with DeleteOperation.

        * Leaves with Not implemented

        */

        void StartL(

            CMsvEntrySelection& aSelection,

            CMsvServerEntry& aServerEntry,

            TMsvId aService,

            TRequestStatus& aStatus );

    protected:  // New functions

    protected:  // Functions from base classes

        /**

        * DoCancel

        */

        virtual void DoCancel();

    private:

        /**

        * Default constructor

        */

        CMmsDeleteOperation( RFs& aFs );

        /**

        * By default Symbian OS constructor is private.

        */

        void ConstructL( CMmsSettings* aMmsSettings );

        // We don't need to prohibit copy & assignment constructors here,

        // as they are in CBase already

    private: // Methods representing states that are overriden

        /**

        * Encode one message

        */

        void EncodePDUL();

        /**

        * Connect to GPRS AP

        */

        void ConnectToIAPL();

        /**

        * Initialize the session

        */

        void InitializeSessionL();

        /**

        * Submit transaction

        */

        void SubmitTransactionL();

        /**

        * Decode Response

        */

        void DecodeResponseL();

        /**

        * Update the trigger entry status

        */

        void UpdateEntryStatusL();

    private: // Other private methods

        /**

        * DeleteNotificationEntryL deletes the entry

        */

        void DeleteNotificationEntryL();

        /**

        * MarkSelectionAsFailed clears the flags of all the entries in iSelection

        */

        void MarkSelectionAsFailed();

    public:     // Data

    protected:  // Data

    private:    // Data

        TMmsDeleteOperationType iDeleteType; // specifies the type of the delete operation

        CMmsHeaders* iMmsRequestHeaders; // request PDU

    public:     // Friend classes

    protected:  // Friend classes

    private:    // Friend classes

    };

#endif      // MMSDELETEOPERATION_H   

// End of File