diff -r 000000000000 -r c53acadfccc6 clfwrapper/ClientSrc/CCLFEventHandler.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clfwrapper/ClientSrc/CCLFEventHandler.cpp	Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,144 @@
+/*
+* Copyright (c) 2002-2009 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: 
+*
+*/
+
+
+// INCLUDE FILES
+#include <e32std.h>
+#include "CCLFEventHandler.h"
+#include "MCLFEventHandlerObserver.h"
+#include "MGDebugPrint.h"
+
+// MACROS
+// Macro for calling a member function through function pointer
+#define CLF_CALL_MEMBER_FN( aObject, aPtrToMember ) \
+                                           (( aObject ).*( aPtrToMember ))
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::CCLFEventHandler
+// -----------------------------------------------------------------------------
+//
+CCLFEventHandler::CCLFEventHandler( CCLFServerProxy& aEventHandler,
+                                           MCLFEventHandlerObserver& aObserver )
+    : CActive( CActive::EPriorityStandard ),
+      iEventHandler( aEventHandler ),
+      iObserver( aObserver ),
+      iOperationFunction( &CCLFServerProxy::GetUpdateEndEvent ),
+      iCancelFunction( &CCLFServerProxy::CancelGetEvent ),
+      iObserverFunction( &MCLFEventHandlerObserver::HandleUpdateEndEventL )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::NewL
+// -----------------------------------------------------------------------------
+//
+CCLFEventHandler* CCLFEventHandler::NewL( CCLFServerProxy& aEventHandler,
+                                        MCLFEventHandlerObserver& aObserver )
+    {
+    return new( ELeave ) CCLFEventHandler( aEventHandler, aObserver );
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::~CCLFEventHandler
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CCLFEventHandler::~CCLFEventHandler()
+    {
+    Cancel();
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::DoCancel
+// -----------------------------------------------------------------------------
+//
+void CCLFEventHandler::DoCancel()
+    {
+    CLF_CALL_MEMBER_FN( iEventHandler, iCancelFunction )();
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::RunL
+// -----------------------------------------------------------------------------
+//
+void CCLFEventHandler::RunL()
+    {
+    // observer function can leave
+    CLF_CALL_MEMBER_FN( iObserver, iObserverFunction )( iStatus.Int() );
+    DoStart();
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFDbItemProvider::RunError
+// -----------------------------------------------------------------------------
+//
+TInt CCLFEventHandler::RunError( const TInt aError )
+    {
+    MG_DEBUG2( re1, "[CLF]\t CCLFEventHandler::RunError: %d", aError ); 
+
+    return aError;
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::ObserverUpdateEndEvent
+// -----------------------------------------------------------------------------
+//
+void CCLFEventHandler::ObserverUpdateEndEvent()
+    {
+    Cancel();
+    iOperationFunction = &CCLFServerProxy::GetUpdateEndEvent;
+    iCancelFunction = &CCLFServerProxy::CancelGetEvent;
+    iObserverFunction = &MCLFEventHandlerObserver::HandleUpdateEndEventL;
+    DoStart();
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::ObserverUpdateStartEvent
+// -----------------------------------------------------------------------------
+//
+void CCLFEventHandler::ObserverUpdateStartEvent()
+    {
+    Cancel();
+    iOperationFunction = &CCLFServerProxy::GetUpdateStartEvent;
+    iCancelFunction = &CCLFServerProxy::CancelGetUpdateStartEvent;
+    iObserverFunction = &MCLFEventHandlerObserver::HandleUpdateStartEventL;
+    DoStart();
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::DoStart
+// -----------------------------------------------------------------------------
+//
+void CCLFEventHandler::DoStart()
+    {
+    CLF_CALL_MEMBER_FN( iEventHandler, iOperationFunction )( iStatus );
+    SetActive();
+    }
+
+// -----------------------------------------------------------------------------
+// CCLFEventHandler::GetChangedItemsL
+// -----------------------------------------------------------------------------
+//
+void CCLFEventHandler::GetChangedItemsL( RArray<TUint>& aItemArray )
+    {
+    User::LeaveIfError( iEventHandler.FetchItemListData( aItemArray ) );
+    }
+
+//  End of File