I for single Horizontal/Vertical Row/Column layout
  function updateAutolayoutAlignmentUI(autolayout) {
    if (!autolayout)
      return;

    let h = autolayout.horizontalAlignment;
    let v = autolayout.verticalAlignment;
    if (h == "start" && v == "start")
      setAlignment(alignmentTopLeft);
    else if (h == "center" && v == "start")
      setAlignment(alignmentTopCenter);
    else if (h == "end" && v == "start")
      setAlignment(alignmentTopRight);
    else if (h == "start" && v == "center")
  