private void butDateActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_butDateActionPerformed
jcalendar = new JCalendar();
this.dateEditor = dateEditor;
if (this.dateEditor == null) {
this.dateEditor = new JTextFieldDateEditor();
}
this.dateEditor.addPropertyChangeListener("date", jcalendar);
jcalendar.getDayChooser().addPropertyChangeListener("day",jcalendar);
// always fire"day" property even if the user selects
// the already selected day again