S60 3rd Edition SDK for Symbian OS Example Applications Guide

SIPExSIPEstablishedState.h

/*
* ==============================================================================
*  Name        : SIPExSIPEstablishedState.h
*  Part of     : SIPExSIPEngine
*  Interface   : 
*  Description : 
*  Version     : 
*
*  Copyright (c) 2004-2006 Nokia Corporation.
*  This material, including documentation and any related 
*  computer programs, is protected by copyright controlled by 
*  Nokia Corporation.
* ==============================================================================
*/

#ifndef _SIPEXSIPESTABLISHEDSTATE_H_
#define _SIPEXSIPESTABLISHEDSTATE_H_


//  INCLUDES
#include "SIPExSIPStateBase.h"

// FORWARD DECLARATIONS
class CSIPExSIPEngine;


// CLASS DECLARATION
/**
* Reacts to events that are possible in 
* "Established" state.
*/
class CSIPExSIPEstablishedState: public CSIPExSIPStateBase
        {
        public:// Constructors and destructor
        /**
        * Two-phased constructor.
        */
                IMPORT_C static CSIPExSIPEstablishedState* NewL();

                /**
                * Destructor
                */
                IMPORT_C virtual ~CSIPExSIPEstablishedState();

        public://new functions
                /**
                * Links the states
                * @param aTerminatingState BYE sent, waiting for response.
                * @param aTerminatedState SIP Session has been ended.
                */
                void LinkStates(
                        CSIPExSIPStateBase& aTerminatingState,
                        CSIPExSIPStateBase& aTerminatedState );

        public://functions from base class

                /**
                * EndSessionL
                * Send BYE in an established session.
                * @param aEngine Reference to Engine object.
                */
                void EndSessionL( CSIPExSIPEngine& aEngine );


                /**
                * ByeReceivedL
                * BYE has been received.
                * @param aEngine Reference to Engine object.
                * @param aTransaction Contains response elements.
                */
                void ByeReceivedL( CSIPExSIPEngine& aEngine,
                                                   CSIPServerTransaction& aTransaction );

                /**
                * ResponseReceivedL
                * A SIP response has been received from the network.
                * @param aEngine Reference to Engine object.
                * @param aTransaction Contains response elements.
                */
                void ResponseReceivedL( CSIPExSIPEngine& aEngine,
                                                                CSIPClientTransaction& aTransaction );


                /**
                * AckReceivedL
                * ACK has been received.
                * @param aEngine Reference to Engine object.
                * @param aTransaction Contains response elements.
                */
                void AckReceivedL(
                                                   CSIPExSIPEngine& aEngine,
                                                   CSIPServerTransaction& aTransaction );

        private:
            /**
                * C++ default constructor.
                */
                CSIPExSIPEstablishedState();

        private://data members
                CSIPExSIPStateBase* iTerminatingState;
                CSIPExSIPStateBase* iTerminatedState;
        };

#endif // _SIPEXSIPESTABLISHEDSTATE_H_

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© Nokia 2006