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diff --git a/vcl/inc/unx/gtk/gtkdata.hxx b/vcl/inc/unx/gtk/gtkdata.hxx
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+++ b/vcl/inc/unx/gtk/gtkdata.hxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef _VCL_GTKDATA_HXX
+#define _VCL_GTKDATA_HXX
+
+#include <tools/prex.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gtk/gtk.h>
+#include <tools/postx.h>
+
+#include <unx/saldisp.hxx>
+#include <unx/saldata.hxx>
+#include <vcl/ptrstyle.hxx>
+
+#include <list>
+
+class GtkData : public X11SalData
+{
+public:
+    GtkData() {}
+    virtual ~GtkData();
+
+    virtual void Init();
+
+    virtual void initNWF();
+    virtual void deInitNWF();
+};
+
+class GtkSalFrame;
+
+class GtkSalDisplay : public SalDisplay
+{
+    GdkDisplay*                     m_pGdkDisplay;
+    GdkCursor                      *m_aCursors[ POINTER_COUNT ];
+    bool                            m_bStartupCompleted;
+    std::vector< int >              m_aXineramaScreenIndexMap;
+
+    GdkCursor* getFromXPM( const char *pBitmap, const char *pMask,
+                           int nWidth, int nHeight, int nXHot, int nYHot );
+public:
+             GtkSalDisplay( GdkDisplay* pDisplay );
+    virtual ~GtkSalDisplay();
+
+    GdkDisplay* GetGdkDisplay() const { return m_pGdkDisplay; }
+
+    virtual void deregisterFrame( SalFrame* pFrame );
+    GdkCursor *getCursor( PointerStyle ePointerStyle );
+    virtual int CaptureMouse( SalFrame* pFrame );
+    virtual long Dispatch( XEvent *pEvent );
+    virtual void initScreen( int nScreen ) const;
+
+    virtual int GetDefaultMonitorNumber() const;
+
+    static GdkFilterReturn filterGdkEvent( GdkXEvent* sys_event,
+                                           GdkEvent* event,
+                                           gpointer data );
+    inline bool HasMoreEvents()     { return m_aUserEvents.size() > 1; }
+    inline void EventGuardAcquire() { osl_acquireMutex( hEventGuard_ ); }
+    inline void EventGuardRelease() { osl_releaseMutex( hEventGuard_ ); }
+    void startupNotificationCompleted() { m_bStartupCompleted = true; }
+
+    void screenSizeChanged( GdkScreen* );
+    void monitorsChanged( GdkScreen* );
+};
+
+
+#endif // _VCL_GTKDATA_HXX