diff -r 000000000000 -r 3553901f7fa8 telephonyserverplugins/simtsy/src/CSimPubSubChange.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/telephonyserverplugins/simtsy/src/CSimPubSubChange.cpp	Tue Feb 02 01:41:59 2010 +0200
@@ -0,0 +1,72 @@
+// Copyright (c) 2004-2009 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 <e32base.h>
+#include <e32cons.h>
+#include <e32property.h>
+#include "CSimPubSubChange.h"
+
+
+CSimPubSubChange::CSimPubSubChange(MPubSubChangeCallback* aCallback, CSimPubSub::TPubSubProperty aProperty)
+	: CActive(EPriorityStandard),  iCallback(aCallback), iPSProperty(aProperty)
+	{
+	CActiveScheduler::Add(this);
+	}
+	
+CSimPubSubChange* CSimPubSubChange::NewL(MPubSubChangeCallback* aCallback, CSimPubSub::TPubSubProperty aProperty)
+	{
+	CSimPubSubChange* self = new (ELeave) CSimPubSubChange(aCallback, aProperty);
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop(self);
+	return self;
+	}
+	
+void CSimPubSubChange::ConstructL()
+	{
+	iProp.Attach(iPSProperty.iCategory, iPSProperty.iKey);
+	iProp.Subscribe(iStatus);
+	SetActive();
+	}
+
+CSimPubSubChange::~CSimPubSubChange()
+	{ 
+	Cancel();
+	iProp.Close();
+	}
+
+void CSimPubSubChange::RunL()
+	{
+	//Resubscribe before retrieving the value so we don't miss any changes
+	TInt status = iStatus.Int();
+	iProp.Subscribe(iStatus);
+	SetActive();
+	
+	if(status == KErrNone)
+		{
+		TInt newStat;
+		TInt ret = iProp.Get(iPSProperty.iCategory, iPSProperty.iKey, newStat);
+		if (ret == KErrNone)
+			{
+			iCallback->PubSubCallback(newStat);
+			}	
+		}	
+	}
+
+void CSimPubSubChange::DoCancel()
+	{
+	iProp.Cancel();
+	}