S60 3rd Edition SDK for Symbian OS Example Applications Guide

SIPExSIPClientEstablishingState.h

/*
* ==============================================================================
*  Name        : SIPExSIPClientEstablishingState.h
*  Part of     : SIPExSIPEngineSIPEngine
*  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 _SIPEXSIPCLIENTESTABLISHINGSTATE_H_
#define _SIPEXSIPCLIENTESTABLISHINGSTATE_H_


//  INCLUDES
#include "SIPExSIPStateBase.h"

// FORWARD DECLARATIONS
class CSIPExSIPEngine;


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

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

        public://new functions
                /**
                * Links the states
                * @param aIdleState The "waiting for something to happen" state.
                * @param aClientOfferingState Provisional response to sent invitiation is received from peer.
                */
                void LinkStates(
                        CSIPExSIPStateBase& aIdleState,
                        CSIPExSIPStateBase& aClientOfferingState,
                        CSIPExSIPStateBase& aEstablishedState );

        public://functions from base class

                /**
                * CancelInviteL
                * Cancel an INVITE sent previously.
                * @param aEngine Reference to Engine object.
                */
                void CancelInviteL( CSIPExSIPEngine& aEngine );


                /**
                * 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 );


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

        private://data members
                CSIPExSIPStateBase* iIdleState;
                CSIPExSIPStateBase* iClientOfferingState;
                CSIPExSIPStateBase* iEstablishedState;
        };

#endif // _SIPEXSIPCLIENTESTABLISHINGSTATE_H_

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