diff -r 000000000000 -r 5d03bc08d59c windowing/windowserver/nga/SERVER/openwfc/registeredsurfacemap.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/windowing/windowserver/nga/SERVER/openwfc/registeredsurfacemap.h	Tue Feb 02 01:47:50 2010 +0200
@@ -0,0 +1,58 @@
+// Copyright (c) 2007-2009 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:
+//
+
+#ifndef REGISTEREDSURFACEMAP_H
+#define REGISTEREDSURFACEMAP_H
+
+#include <e32base.h>
+#include <graphics/surface.h>
+
+class CWindowElementSet;
+class CWsClient;
+class TSessionSurfaces;
+class MWsScene;
+
+class CRegisteredSurfaceMap : public CBase
+{
+public:
+	~CRegisteredSurfaceMap();
+	CRegisteredSurfaceMap(MWsScene& aScene);
+	TInt Add(const CWsClient& aClient, const TSurfaceId& aSurfaceId);
+	TInt Remove(CWsClient& aClient, const TSurfaceId& aSurfaceId);
+	TInt RemoveAll(CWsClient& aClient);
+private:
+	static TInt CompareDeviceSurfaces (const TSessionSurfaces& aLeft, const TSessionSurfaces& aRight);
+private:
+	RArray<TSessionSurfaces> iSessionSurfaces;
+	MWsScene& iScene;
+};
+
+class TSessionSurfaces
+{
+private:
+	static TInt CompareIds (const TSurfaceId& aLeft, const TSurfaceId& aRight);
+public:
+	TSessionSurfaces(const CWsClient& aSession);
+	inline const CWsClient& Session() const {return iSession;}
+	TInt AddSurfaceId(const TSurfaceId& aSurfaceId, MWsScene& aScene);
+	TInt RemoveSurfaceId(const TSurfaceId& aSurfaceId, MWsScene& aScene);
+	TInt RemoveAll(MWsScene& aScene);
+private:	
+	const CWsClient& iSession;
+public:
+	RArray<TSurfaceId> iSurfaces;
+};
+
+#endif // REGISTEREDSURFACEMAP_H