How to use

setOnAction

method

in

javafx.scene.control.CheckMenuItem

  autoSetScale();
});
showRotationFrames.setOnAction(e -> {
  scene3DController.setShowRotationFrames(showRotationFrames.isSelected());
  scene3DController.refreshScene(scene3DController.tracksList);

fullScreenMenuItem.setOnAction(e -> switchFullscreen());
fullScreenMenuItem.setAccelerator(new KeyCodeCombination(KeyCode.F, KeyCombination.CONTROL_DOWN, KeyCombination.SHORTCUT_DOWN));