--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/datasourcemodules/gpspositioningmodule/lbsagpspsy/inc/responsehandler/crefdatabus.h	Tue Feb 02 01:50:39 2010 +0200
@@ -0,0 +1,75 @@
+// Copyright (c) 2008-2009 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:
+// An ative object wrapper to manage the reference data bus. This is the P&S bus
+// that the network gateway publishes to.
+// 
+//
+
+/**
+ @file
+ @InternalComponent
+*/
+
+#ifndef __LBSREFDATABUS_H__
+#define __LBSREFDATABUS_H__
+
+#include <e32base.h>
+#include <lbspositioninfo.h>
+#include "lbsnetinternalapi.h"
+#include "lbsreffnpint.h"
+
+class MDataBusObserver;
+
+
+
+/**
+Assumes something else has already called RLbsPositionUpdates::InitializeL()
+*/
+class CRefDataBus : public CActive
+	{
+public:
+	static CRefDataBus* NewL(MDataBusObserver& aObserver);
+	~CRefDataBus();
+	void Subscribe();
+	void UnSubscribe();
+	TInt GetLastPositionInfo(TPositionInfo& aRefInfo, TTime& aActualTime);
+	
+	/**
+	The panic codes for the reference data bus object.
+	*/
+	enum TRefDataBusPanic
+		{
+		/** 
+		An instance of the MRefDataBusObserver has not been passed to the object.
+		The panic category will be "RefDataBus".
+		*/
+		ERefDataBusObserverNotSet = 0
+		};
+
+private:
+	CRefDataBus(MDataBusObserver& aObserver);
+	void ConstructL();
+	
+	// from CActive
+	void RunL();
+	void DoCancel();
+	TInt RunError(TInt aError);
+
+private:
+	MDataBusObserver& 		iObs;
+	RLbsNetworkPositionUpdates	iRefDataBus;
+	TPositionInfo iPositionInfo;
+	};
+
+#endif // __LBSREFDATABUS_H__