How to use

setSelected

method

in

javafx.scene.control.CheckMenuItem

public static void configure(@Nonnull final CheckMenuItem control, @Nonnull final JavaFXAction action) {
  configure((MenuItem) control, action);
  action.selectedProperty().addListener((v, o, n) -> runInsideUIThread(() -> control.setSelected(n)));
  runInsideUIThread(() -> control.setSelected(action.isSelected()));
}

final MenuItem menu112 = new MenuItem("foo");
final CheckMenuItem menu113 = new CheckMenuItem("Show \"foo\" item");
menu113.setSelected(true);
menu113.selectedProperty().addListener(new InvalidationListener() {
  @Override public void invalidated(Observable valueModel) {

fullScreenMenuItem.setSelected(fullscreenState.booleanValue());
maximize.setVisible(!fullscreenState.booleanValue());
iconify.setVisible(!fullscreenState.booleanValue());

windowDock.setAccelerator(KeyCombination.keyCombination("shortcut+M"));
CheckMenuItem actual = new CheckMenuItem("Datum & Uhrzeit");
actual.setSelected(true);
menuWindow.getItems().addAll(windowClose, windowDock, new SeparatorMenuItem(), actual);

windowDock.setAccelerator(KeyCombination.keyCombination("shortcut+M"));
CheckMenuItem actual = new CheckMenuItem("Datum & Uhrzeit");
actual.setSelected(true);
menuWindow.getItems().addAll(windowClose, windowDock, new SeparatorMenuItem(), actual);