--- /dev/null	
+++ scsolver/source/ui/baselistener.cxx	
@@ -0,0 +1,87 @@
+/*************************************************************************
+ *
+ *  The Contents of this file are made available subject to
+ *  the terms of GNU Lesser General Public License Version 2.1.
+ *
+ *
+ *    GNU Lesser General Public License Version 2.1
+ *    =============================================
+ *    Copyright 2005 by Kohei Yoshida.
+ *    1039 Kingsway Dr., Apex, NC 27502, USA
+ *
+ *    This library is free software; you can redistribute it and/or
+ *    modify it under the terms of the GNU Lesser General Public
+ *    License version 2.1, as published by the Free Software Foundation.
+ *
+ *    This library 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 for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public
+ *    License along with this library; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *    MA  02111-1307  USA
+ *
+ ************************************************************************/
+
+#include <baselistener.hxx>
+
+namespace scsolver {
+
+//---------------------------------------------------------------------------
+// Class Listener
+
+Listener::~Listener() throw()
+{
+}
+
+ActionObject::ActionObject()
+{
+}
+
+ActionObject::~ActionObject() throw()
+{
+}
+
+ActionListener::ActionListener( BaseDialog* pDlg ) 
+	: Listener(pDlg), m_pAction(NULL)
+{
+}
+
+
+ActionListener::ActionListener( BaseDialog* pDlg, ActionObject* pAction ) 
+	: Listener(pDlg), m_pAction(pAction)
+{
+}
+
+ActionListener::~ActionListener() throw()
+{
+}
+
+void SAL_CALL ActionListener::disposing( const lang::EventObject& e )
+	throw ( RuntimeException )
+{
+}
+
+void SAL_CALL ActionListener::actionPerformed( const awt::ActionEvent& e )
+	throw ( RuntimeException )
+{
+	if( m_pAction )
+		m_pAction->execute( getDialog(), e );
+}
+
+ItemListener::~ItemListener() throw()
+{
+}
+
+FocusListener::~FocusListener() throw()
+{
+}
+
+MouseListener::~MouseListener() throw()
+{
+}
+
+}
+
