S60 3rd Edition SDK for Symbian OS Example Applications Guide

SIPExSIPClientOfferingState.cpp

/*
* ==============================================================================
*  Name        : SIPExSIPClientOfferingState.cpp
*  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.
* ==============================================================================
*/

// INCLUDE FILES
#include        "SIPExSIPClientOfferingState.h"
#include        "SIPExSIPEngine.h"

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------
// CSIPExSIPClientOfferingState::CSIPExSIPClientOfferingState
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
CSIPExSIPClientOfferingState::CSIPExSIPClientOfferingState()
        {
        }

// -----------------------------------------------------------------------------
// CSIPExSIPClientOfferingState::~CSIPExSIPClientOfferingState
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
EXPORT_C CSIPExSIPClientOfferingState::~CSIPExSIPClientOfferingState()
        {
        }

// -----------------------------------------------------------------------------
// CSIPExSIPClientOfferingState::NewL()
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
EXPORT_C CSIPExSIPClientOfferingState* CSIPExSIPClientOfferingState::NewL()
        {
        CSIPExSIPClientOfferingState* self =
                new (ELeave) CSIPExSIPClientOfferingState();
        return self;
        }

// -----------------------------------------------------------------------------
// CSIPExSIPClientOfferingState::LinkStates()
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
void CSIPExSIPClientOfferingState::LinkStates(
        CSIPExSIPStateBase& aIdleState,
        CSIPExSIPStateBase& aEstablishedState,
        CSIPExSIPStateBase& aTerminatedState )
        {
        iIdleState = &aIdleState;
        iEstablishedState = &aEstablishedState;
        iTerminatedState = &aTerminatedState;
        }


// -----------------------------------------------------------------------------
// CSIPExSIPClientOfferingState::CancelInviteL()
// (other items were commented in a header).
// -----------------------------------------------------------------------------
void CSIPExSIPClientOfferingState::CancelInviteL( CSIPExSIPEngine& aEngine )
        {
        // Get the current Client Transaction
        CSIPClientTransaction& clientTA = aEngine.ClientTx();

        // Use it the to send CANCEL request
    CSIPClientTransaction* ta = clientTA.CancelL();
    delete ta;

        aEngine.SetCurrentState( iIdleState );
        aEngine.Observer()->InvitationCancelled();
        }



// -----------------------------------------------------------------------------
// CSIPExSIPClientOfferingState::ResponseReceivedL()
// (other items were commented in a header).
// -----------------------------------------------------------------------------
void CSIPExSIPClientOfferingState::ResponseReceivedL( 
    CSIPExSIPEngine& aEngine,
    CSIPClientTransaction& aTransaction )
        {
        const CSIPResponseElements* respElem = aTransaction.ResponseElements();

        TUint statusCode = respElem->StatusCode();

        if ( statusCode >= 200 && statusCode < 300 )
                {
                // Final Response received from network.
                // Get the IP Address of the remote party from the Response Elements
                const TInetAddr addr = 
                            aEngine.IPAddressFromResponseElementsL( *respElem );


                // Then, send ACK to remote party
                CSIPInviteDialogAssoc& dialogAssoc = aEngine.DialogAssoc();
                dialogAssoc.SendAckL( aTransaction );

        // Get used iap's id
                TUint32 iapId( 0 );
                CSIPConnection* conn = aEngine.DialogAssoc().Dialog().Connection();
                if ( conn )
                    {
                    iapId = conn->IapId();
                    }

                // After ACKing, notify observer, giving IP Address and IAP id
                // as parameter
                aEngine.Observer()->InviteAcceptedByRemote( addr, iapId );


                // Finally, change engine state
                aEngine.SetCurrentState( iEstablishedState );
                }
        else if ( statusCode >= 100 && statusCode < 200 )
                {
                // Provisional Response received from network.
                aEngine.Observer()->InviteReceivedByRemote( statusCode );
                }
        else
                {
                aEngine.Observer()->InviteDeclinedByRemote( statusCode );
                aEngine.SetCurrentState( iTerminatedState );
                }
        }

// End of file

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© Nokia 2006