private void numRepetitionsChanged(){
  if (m_Exp == null || !m_NumberOfRepetitionsTField.isEnabled())   return;
  try {
    m_numRepetitions=Integer.parseInt(m_NumberOfRepetitionsTField.getText());
  }
 catch (  NumberFormatException e) {
    return;
  }
  m_Exp.setRunLower(1);
  m_Exp.setRunUpper(m_numRepetitions);
  m_Support.firePropertyChange("",null,null);
}

private void numRepetitionsChanged ( ) { if ( m_Exp == null || ! m_NumberOfRepetitionsTField . isEnabled ( ) ) return ; try { m_numRepetitions = Integer . parseInt ( m_NumberOfRepetitionsTField . getText ( ) ) ; } catch ( NumberFormatException e ) { return ; } m_Exp . setRunLower ( 1 ) ; m_Exp . setRunUpper ( m_numRepetitions ) ; m_Support . firePropertyChange ( "" , null , null ) ; }
responds to a change in the number of repetitions .
