multimediacommsengine/mmcesrv/mmceserver/src/mcestateclientreserving.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 12 Mar 2010 15:44:14 +0200
branchRCL_3
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parent 0 1bce908db942
permissions -rw-r--r--
Revision: 201006 Kit: 201008
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/*
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  
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*
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*/
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#include "mcestateclientreserving.h"
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#include "mcesipsession.h"
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#include "mceactionset.h"
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#include "mceclientserver.h"
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#include "mcefcactionset.h"
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// -----------------------------------------------------------------------------
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// CMceStateClientReserving::CMceStateClientReserving
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// -----------------------------------------------------------------------------
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//
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CMceStateClientReserving::CMceStateClientReserving()
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    : CMceState( KMceStateClientReserving )
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	{
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	}
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// -----------------------------------------------------------------------------
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// CMceStateClientReserving::~CMceStateClientReserving
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// -----------------------------------------------------------------------------
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//
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CMceStateClientReserving::~CMceStateClientReserving()
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	{
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	}
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// -----------------------------------------------------------------------------
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// CMceStateClientReserving::DoAcceptL
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// -----------------------------------------------------------------------------
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//
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TBool CMceStateClientReserving::DoAcceptL( TMceStateTransitionEvent& aEvent )
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	{
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	User::LeaveIfError( 	                 
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       aEvent.Code() == EMceItcCancel ||
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       aEvent.Code() == EMceMediaReserved ||      
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       aEvent.Code() == EMceItcEnable ||
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       aEvent.Code() == EMceItcDisable ||
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       IsExtensionRequestEvent( aEvent )
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       ? KErrNone : KErrTotalLossOfPrecision );
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	return ETrue;
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	}
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// -----------------------------------------------------------------------------
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// CMceStateClientReserving::EntryL
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// -----------------------------------------------------------------------------
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//
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void CMceStateClientReserving::EntryL( TMceStateTransitionEvent& aEvent )
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	{
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	if ( IsExtensionRequestEvent( aEvent ))
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		{
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		HandleExtensionRequestEventL( aEvent );	
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		}
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	else
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		{
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	    switch( aEvent.Code() )
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	        {
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	        case EMceMediaReserved:
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	            {
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	            EntryMediaReservedL( aEvent );
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	            break;
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	            }
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	        case EMceItcCancel:
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	            {
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	            EntryCancelL( aEvent );
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	            break;
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	            }
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	        case EMceItcEnable:
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	        case EMceItcDisable:
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	            {
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	            aEvent.Session().Actions().ControlMediaL( aEvent.ParamIDs(), 
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	                                             (TMceItcFunctions)aEvent.Code() );
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	            break;
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	            }
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	        default:
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	            {
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	            break;
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	            }
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	        }
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		}
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	}
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// -----------------------------------------------------------------------------
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// CMceStateClientReserving::EntryMediaReservedL
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// -----------------------------------------------------------------------------
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//
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void CMceStateClientReserving::EntryMediaReservedL( 
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                                        TMceStateTransitionEvent& aEvent )
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    {
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    CMceSipSession& session = aEvent.Session();
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    CSIPClientTransaction* invite = session.PendingTransaction( 
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                            SIPStrings::StringF( SipStrConsts::EInvite ) );
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    User::LeaveIfError( invite ? KErrNone : KErrTotalLossOfPrecision );
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   116
    
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   117
    if ( invite->StateL() == CSIPTransactionBase::ETerminated )
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   118
        {
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   119
        if ( MCE_NEED_TO_SEND( session, NULL ) )
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            {
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            // create the SDP
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            session.Actions().EncodeL();
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   123
            // update FC
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            session.FCActions().UpdateFCOfferL( *session.Offer() );
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   125
            // send re-INVITE
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   126
            session.Actions().SendInviteL();
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   127
            }
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   128
        else
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            {
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   130
            // Just go to established state
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   131
            session.Actions().ClientStateChangedL( CMceSession::EEstablished );
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            session.Actions().StateChanged( KMceStateEstablished );
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   133
            }
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   134
        }
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   135
    else
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   136
        {
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   137
        // create SDP
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   138
        session.Actions().EncodeL();
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   139
        // update FC
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   140
        session.FCActions().UpdateFCOfferL( *session.Offer() );    
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   141
        // send update
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   142
        session.Actions().SendUpdateRequestL();    
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   143
        }
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   144
    }
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   145
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   146
// -----------------------------------------------------------------------------
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   147
// CMceStateClientReserving::EntryCancelL
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// -----------------------------------------------------------------------------
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   149
//    
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   150
void CMceStateClientReserving::EntryCancelL( TMceStateTransitionEvent& aEvent )
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   151
    {
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   152
    CMceSipSession& session = aEvent.Session();
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   153
    CMceSipSession::TSubState subState = session.SubState();
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   154
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   155
    //(try) send CANCEL
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   156
    session.Actions().SendCancelL();
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parents:
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   157
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   158
    if ( subState == CMceSipSession::EOffering )
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   159
        {
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   160
        session.Actions().StopMedia();
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   161
        session.FCActions().ReleaseFC();
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   162
        }
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   163
    else if ( subState == CMceSipSession::EUpdating )
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parents:
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   164
        {
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   165
        session.Actions().UpdateFailed();
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parents:
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   166
        }    
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   167
    }
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parents:
diff changeset
   168
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   169
// -----------------------------------------------------------------------------
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   170
// CMceStateClientReserving::ExitL
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   171
// -----------------------------------------------------------------------------
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   172
//
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   173
void CMceStateClientReserving::ExitL( TMceStateTransitionEvent& aEvent )
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   174
	{
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   175
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   176
	if ( IsExtensionRequestEvent( aEvent ))
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   177
		{
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   178
		//Do Nothing;
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   179
		}
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parents:
diff changeset
   180
1bce908db942 Revision: 201003
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diff changeset
   181
	else
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parents:
diff changeset
   182
		{
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diff changeset
   183
		CMceSipSession& session = aEvent.Session();
1bce908db942 Revision: 201003
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parents:
diff changeset
   184
	    
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   185
		switch( aEvent.Code() )
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parents:
diff changeset
   186
	        {
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parents:
diff changeset
   187
	        case EMceItcCancel:
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
	            {
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diff changeset
   189
	            session.Actions().StateChanged( KMceStateCanceled );
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parents:
diff changeset
   190
	            session.Actions().ClientStateChanged( aEvent.ParamIDs(), 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
	                                                  CMceSession::ECancelling );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
	            
1bce908db942 Revision: 201003
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   193
	            break;
1bce908db942 Revision: 201003
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parents:
diff changeset
   194
	            }
1bce908db942 Revision: 201003
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parents:
diff changeset
   195
	        case EMceMediaReserved:
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parents:
diff changeset
   196
	            {
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parents:
diff changeset
   197
	            CSIPClientTransaction* update = session.PendingTransaction(
1bce908db942 Revision: 201003
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parents:
diff changeset
   198
	                            SIPStrings::StringF( SipStrConsts::EUpdate ) );
1bce908db942 Revision: 201003
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parents:
diff changeset
   199
	            if ( update )
1bce908db942 Revision: 201003
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parents:
diff changeset
   200
	                {
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parents:
diff changeset
   201
	                // just sent UPDATE
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parents:
diff changeset
   202
	                session.Actions().StateChanged( KMceStateConfirming );
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parents:
diff changeset
   203
	                }
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parents:
diff changeset
   204
	            else
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parents:
diff changeset
   205
	                {
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parents:
diff changeset
   206
	                session.Actions().StateChanged( KMceStateOffering );
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parents:
diff changeset
   207
	                }
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parents:
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   208
	            break;
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parents:
diff changeset
   209
	            }
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parents:
diff changeset
   210
	        default:
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parents:
diff changeset
   211
	            {
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diff changeset
   212
	            break;
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parents:
diff changeset
   213
	            }
1bce908db942 Revision: 201003
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parents:
diff changeset
   214
	        }
1bce908db942 Revision: 201003
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parents:
diff changeset
   215
		}
1bce908db942 Revision: 201003
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parents:
diff changeset
   216
	}
1bce908db942 Revision: 201003
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parents:
diff changeset
   217
    
1bce908db942 Revision: 201003
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parents:
diff changeset
   218
// End of file