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diff --git a/source/gameengine/Ketsji/KX_MouseFocusSensor.h b/source/gameengine/Ketsji/KX_MouseFocusSensor.h
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+++ b/source/gameengine/Ketsji/KX_MouseFocusSensor.h
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+/**
+ * $Id$
+ *
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ * KX_MouseFocusSensor determines mouse in/out/over events.
+ */
+
+#ifndef __KX_MOUSEFOCUSSENSOR
+#define __KX_MOUSEFOCUSSENSOR
+
+#include "SCA_MouseSensor.h"
+/*  #include "SCA_IInputDevice.h" */
+
+/**
+ * The mouse focus sensor extends the basic SCA_MouseSensor. It has
+ * been placed in KX because it needs access to the rasterizer and
+ * SuMO.
+ *
+ * - extend the valid modes?
+ * - */
+class KX_MouseFocusSensor : public SCA_MouseSensor
+{
+
+	Py_Header;
+	
+ public:
+	
+	KX_MouseFocusSensor(class SCA_MouseManager* keybdmgr,
+						int startx,
+						int starty,
+						short int mousemode,
+						bool focusmode,
+						RAS_ICanvas* canvas,
+						KX_Scene* kxscene,
+						SCA_IObject* gameobj,
+						PyTypeObject* T=&Type );
+
+	virtual ~KX_MouseFocusSensor() { ; };
+	virtual CValue* GetReplica() {
+		CValue* replica = new KX_MouseFocusSensor(*this);
+		// this will copy properties and so on...
+		CValue::AddDataToReplica(replica);
+		return replica;
+	};
+	/**
+	 * @attention Overrides default evaluate. 
+	 */
+	virtual bool Evaluate(CValue* event);
+
+	virtual bool IsPositiveTrigger() {
+		bool result = m_positive_event;
+		if (m_invert) result = !result;
+		return result;
+	};
+
+	
+	/* --------------------------------------------------------------------- */
+	/* Python interface ---------------------------------------------------- */
+	/* --------------------------------------------------------------------- */
+	virtual PyObject*  _getattr(char *attr);
+
+	KX_PYMETHOD_DOC(KX_MouseFocusSensor,GetRayTarget);
+	KX_PYMETHOD_DOC(KX_MouseFocusSensor,GetRaySource);
+
+	/* --------------------------------------------------------------------- */
+
+ private:
+	/**
+	 * The focus mode. True for handling focus, false for not handling
+	 * it. */
+	bool m_focusmode;
+
+	/**
+	 * Flags whether the previous test showed a mouse-over.
+	 */
+	bool m_mouse_over_in_previous_frame;
+
+	/**
+	 * Flags whether the previous test evaluated positive.
+	 */
+	bool m_positive_event;
+
+	
+	/**
+	 * Tests whether the object is in mouse focus in this frame.
+	 */
+	bool ParentObjectHasFocus(void);
+
+	/**
+	 * (in game world coordinates) the place where the object was hit.
+	 */
+	MT_Point3		 m_hitPosition;
+
+	/**
+	 * (in game world coordinates) the position to which to shoot the ray.
+	 */
+	MT_Point3		 m_prevTargetPoint;
+
+	/**
+	 * (in game world coordinates) the position from which to shoot the ray.
+	 */
+	MT_Point3		 m_prevSourcePoint;
+	
+	/**
+	 * (in game world coordinates) the face normal of the vertex where
+	 * the object was hit.  */
+	MT_Vector3		 m_hitNormal;
+
+	/**
+	 * Ref to the engine, for retrieving a reference to the current
+	 * scene.  */
+	class KX_KetsjiEngine* m_engine;
+
+	/**
+	 * The active canvas. The size of this canvas determines a part of
+	 * the start position of the picking ray.  */
+	RAS_ICanvas* m_gp_canvas;
+
+	/**
+	 * The KX scene that holds the camera. The camera position
+	 * determines a part of the start location of the picking ray.  */
+	KX_Scene* m_kxscene;
+
+};
+
+#endif //__KX_MOUSESENSOR