// menuMaker = voidfunc(JPopupMenu)
static void internalFrameTitlePopupMenu(final JInternalFrame f, fO menuMaker) {
  awt {
    if (!isSubstanceLAF())
      print("Can't add title right click!");
    else {
      JComponent titleBar = getInternalFrameTitlePaneComponent(f);
      componentPopupMenu(titleBar, menuMaker);
    }
  }
}