static AutoCloseable tempGlobalPopupMenu(IVF2<Component, JPopupMenu> fillMenu, double delay default 0.5) {
  ret fillMenu == null ?: tempAddPopupButtonListener(evt -> {
    awtLater(delay, r {
      var menu = currentPopupMenu();
      new PopupMenuMaker maker;
      maker.existingMenu(menu).fillMenu(
        _menu -> fillMenu.get(evt.getComponent(), _menu)).run();
    });
  });
}