please include function showFormTitled. // constants

static L<JComponent> showForm_arrange1(LL<JComponent> l) {
  int minW = showForm_leftWidth(l);

  new L<JComponent> out;
  for (L<JComponent> row : l)
    out.add(westAndCenter(withRightMargin(showForm_gapBetweenColumns, jMinWidthAtLeast(minW, first(row))), second(row)));
  ret out;
}