public ConfigureStringList_NB(){
  initComponents();
  this.validator=new DefaultValidator();
  jButtonStateController=new JButtonStateController(addBtn);
  Document document=addTextField.getDocument();
  document.addDocumentListener(jButtonStateController);
}

public ConfigureStringList_NB ( ) { initComponents ( ) ; this . validator = new DefaultValidator ( ) ; jButtonStateController = new JButtonStateController ( addBtn ) ; Document document = addTextField . getDocument ( ) ; document . addDocumentListener ( jButtonStateController ) ; }
creates new form configurestringlist_nb
