static AutoComboBox autoComboBox() {
  ret autoComboBox(new L);
}

static AutoComboBox autoComboBox(final Collection<S> items) {
  ret swing(func -> AutoComboBox {
    new AutoComboBox cb;
    cb.setKeyWord(items);
    ret cb;
  });
}

static AutoComboBox autoComboBox(S value, Collection<S> items) {
  ret setText(autoComboBox(items), value);
}