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diff --git a/source/gameengine/GameLogic/SCA_PropertySensor.h b/source/gameengine/GameLogic/SCA_PropertySensor.h
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+++ b/source/gameengine/GameLogic/SCA_PropertySensor.h
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+/**
+ * Property sensor
+ *
+ * $Id$
+ *
+ * ***** 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 *****
+ */
+
+#ifndef __KX_PROPERTYSENSOR
+#define __KX_PROPERTYSENSOR
+
+#include "SCA_ISensor.h"
+
+class SCA_PropertySensor : public SCA_ISensor
+{
+	Py_Header;
+	//class CExpression*	m_rightexpr;
+	int				m_checktype;
+	STR_String		m_checkpropval;
+	STR_String		m_checkpropmaxval;
+	STR_String		m_checkpropname;
+	STR_String		m_previoustext;
+	bool			m_lastresult;
+	bool			m_recentresult;
+	CExpression*	m_range_expr;
+
+	/**
+	 * Test whether this is a sensible value (type check)
+	 */
+	bool validValueForProperty(char *val, STR_String &prop);
+ protected:
+
+public:
+	enum KX_PROPSENSOR_TYPE {
+		KX_PROPSENSOR_NODEF = 0,
+		KX_PROPSENSOR_EQUAL,
+		KX_PROPSENSOR_NOTEQUAL,
+		KX_PROPSENSOR_INTERVAL,
+		KX_PROPSENSOR_CHANGED,
+		KX_PROPSENSOR_EXPRESSION,
+		KX_PROPSENSOR_MAX
+	};
+
+	const STR_String S_KX_PROPSENSOR_EQ_STRING;
+	
+	SCA_PropertySensor(class SCA_EventManager* eventmgr,
+					  SCA_IObject* gameobj,
+					  const STR_String& propname,
+					  const STR_String& propval,
+					  const STR_String& propmaxval,
+					  KX_PROPSENSOR_TYPE checktype,
+					  PyTypeObject* T=&Type );
+	
+	virtual ~SCA_PropertySensor();
+	virtual CValue* GetReplica();
+	void	PrecalculateRangeExpression();
+	bool	CheckPropertyCondition();
+
+	virtual bool Evaluate(CValue* event);
+	virtual bool	IsPositiveTrigger();
+	virtual CValue*		FindIdentifier(const STR_String& identifiername);
+
+	/* --------------------------------------------------------------------- */
+	/* Python interface ---------------------------------------------------- */
+	/* --------------------------------------------------------------------- */
+
+	virtual PyObject*  _getattr(char *attr);
+
+	/* 1. getType */
+	KX_PYMETHOD_DOC(SCA_PropertySensor,GetType);
+	/* 2. setType */
+	KX_PYMETHOD_DOC(SCA_PropertySensor,SetType);
+	/* 3. setProperty */
+	KX_PYMETHOD_DOC(SCA_PropertySensor,SetProperty);
+	/* 4. getProperty */
+	KX_PYMETHOD_DOC(SCA_PropertySensor,GetProperty);
+	/* 5. getValue */
+	KX_PYMETHOD_DOC(SCA_PropertySensor,GetValue);
+	/* 6. setValue */
+	KX_PYMETHOD_DOC(SCA_PropertySensor,SetValue);
+	
+};
+#endif