--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ximpfw/presence/srcpresenceoperations/presentitygroups/operationunsubscribegrouplist.cpp	Wed Nov 03 09:32:20 2010 +0530
@@ -0,0 +1,163 @@
+/*
+* Copyright (c) 2006 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:  Presentity group list unsubscription operation
+ *
+*/
+
+
+#include <ximpprotocolconnection.h>
+#include <protocolpresentitygroups.h>
+#include <protocolpresencefeatures.h>
+
+#include "operationunsubscribegrouplist.h"
+#include "presencedatacacheimp.h"
+#include "ximppanics.h"
+#include "operationsynthesisesubscriptionevent.h"
+#include "ximphost.h"
+#include "ximppsccontextimp.h"
+#include "ximpstatusimp.h"
+#include "protocolpresencedatahostimp.h"
+
+#include "ximptrace.h"
+// ============================ MEMBER FUNCTIONS =============================
+
+// ---------------------------------------------------------------------------
+// COperationUnsubscribeGroupList::COperationUnsubscribeGroupList()
+// ---------------------------------------------------------------------------
+//
+EXPORT_C COperationUnsubscribeGroupList::COperationUnsubscribeGroupList()
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// COperationUnsubscribeGroupList::~COperationUnsubscribeGroupList()
+// ---------------------------------------------------------------------------
+//
+COperationUnsubscribeGroupList::~COperationUnsubscribeGroupList()
+    {
+    if( iGroupList )
+        {
+        iGroupList->Close();
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// COperationUnsubscribeGroupList::ConstructL()
+// ---------------------------------------------------------------------------
+//
+void COperationUnsubscribeGroupList::ConstructL( const TDesC8& /*aParamPck*/ )
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// COperationUnsubscribeGroupList::ProcessL()
+// ---------------------------------------------------------------------------
+//
+void COperationUnsubscribeGroupList::ProcessL()
+    {
+    TRACE(_L("COperationUnsubscribeGroupList::ProcessL()" ) );
+    CXIMPOperationBase::ProcessL();
+
+    CGroupListSubscriptionItem& groupList =
+                            iMyHost->PresenceDataAccess().PresenceDataCache().GroupListSubscriptionItemLC();
+    CleanupStack::Pop(); // ownPresence
+    iGroupList = &groupList;
+
+    iSubscriptionStatus = iGroupList->SubscriptionStatus( iContext );
+
+    MProtocolPresentityGroups& presentityGroups = iMyHost->GetConnection().ProtocolPresenceFeatures().PresentityGroups();
+
+    switch( iSubscriptionStatus )
+        {
+        case CGroupListSubscriptionItem::ESubscribedForCtxOnly:
+            {
+            // Do subscribe
+            presentityGroups.DoUnsubscribePresentityGroupListL( iReqId );
+            break;
+            }
+        case CGroupListSubscriptionItem::ESubscribedForCtxAndOthers:
+        case CGroupListSubscriptionItem::ENotSubscribedAtAll:
+        case CGroupListSubscriptionItem::ESubscribedForOtherCtxOnly:
+            {
+            // Everything is ok. We are not handling updates through this one.
+            // Already subscribed -> complete request.
+            iMyHost->FakeCompleteRequest( iReqId, KErrNone );
+            break;
+            }
+
+        XIMP_DEFAULT_CASE_UNSUPPORTED( NXIMPPrivPanic::EInvalidSubscriptionStatus );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// COperationUnsubscribeGroupList::RequestCompleted()
+// ---------------------------------------------------------------------------
+//
+void COperationUnsubscribeGroupList::RequestCompletedL()
+    {
+    TRACE(_L("COperationUnsubscribeGroupList::RequestCompletedL()" ) );
+    CXIMPOperationBase::RequestCompletedL();
+
+    if( iStatusObj->ResultCode() == KErrNone )
+        {
+        switch( iSubscriptionStatus )
+            {
+            case CGroupListSubscriptionItem::ESubscribedForCtxOnly:
+            case CGroupListSubscriptionItem::ESubscribedForCtxAndOthers:
+                {
+                iGroupList->RemoveSubscriber( iContext );
+                break;
+                }
+            case CGroupListSubscriptionItem::ENotSubscribedAtAll:
+            case CGroupListSubscriptionItem::ESubscribedForOtherCtxOnly:
+                {
+                break;
+                }
+                
+            XIMP_DEFAULT_CASE_UNSUPPORTED( NXIMPPrivPanic::EInvalidSubscriptionStatus );                
+            }
+        SynthesiseEventL();
+        }
+    }
+
+
+// ---------------------------------------------------------------------------
+// COperationUnsubscribeGroupList::Type()
+// ---------------------------------------------------------------------------
+//
+TInt
+    COperationUnsubscribeGroupList::Type() const
+    {
+    return NPresenceOps::EPrUnsubscribeGroupList;
+    }
+
+// ---------------------------------------------------------------------------
+// COperationUnsubscribeGroupList::SynthesiseEventL()
+// ---------------------------------------------------------------------------
+//
+void COperationUnsubscribeGroupList::SynthesiseEventL()
+    {
+    COperationSynthesiseSubscriptionEvent* synthOp =
+            new ( ELeave ) COperationSynthesiseSubscriptionEvent(
+                             COperationSynthesiseSubscriptionEvent::EPresentityGroupList, ETrue );
+    CleanupStack::PushL( synthOp );
+    synthOp->BaseConstructL( TXIMPRequestId(), iContext );
+    iMyHost->AddNewOperationL( *synthOp );
+    CleanupStack::Pop( synthOp );
+    }
+
+
+// End of file