import com.sun.javafx.runtime.VersionInfo;
import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Slider;
import javafx.stage.Stage;

public class Main extends Application {

    Slider heightSlider;
    private Scene scene;

    public static void main(String[] args) {
        launch(args);
    }

    @Override
    public void start(Stage stage) throws Exception {
        stage.setTitle(VersionInfo.getRuntimeVersion());
        stage.setScene(getScene());
        stage.show();
    }

    private Scene getScene() {
        scene = new Scene(new Group(), 300, 200);
        initHeightSlider();
        ((Group) scene.getRoot()).getChildren().add(heightSlider);
        return scene;
    }

    private void initHeightSlider() {
        heightSlider = new Slider();
        heightSlider.setMin(30.0);
        heightSlider.setMax(scene.getHeight());
        heightSlider.maxProperty().bind(scene.heightProperty());
        heightSlider.setValue(30.0);

        heightSlider.setShowTickLabels(true);
        heightSlider.setShowTickMarks(true);
        heightSlider.majorTickUnitProperty().bind(heightSlider.maxProperty().subtract(heightSlider.minProperty()).divide(2));
        heightSlider.setMinorTickCount(0);
    }
}