gistfile1.txt

import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.Label;
import javafx.scene.control.Button;
import javafx.scene.layout.HBox;
import javafx.geometry.Insets;
import javafx.stage.Stage;
import javafx.scene.SceneAntialiasing;

import javax.swing.*;  
import java.awt.*;

public class HelloFX extends Application {

    @Override
    public void start(Stage stage) {
        String javaVersion = System.getProperty("java.version");
        String javafxVersion = System.getProperty("javafx.version");
        Label l = new Label("Hello, JavaFX " + javafxVersion + ", running on Java " + javaVersion + ".");
        Button button = new Button("Click Me");
        HBox hbox = new HBox();
        hbox.setPadding(new Insets(15, 12, 15, 12));
        hbox.setSpacing(10);

        hbox.getChildren().addAll(l, button);
        Scene scene = new Scene(hbox, 640, 480);
        
        stage.setScene(scene);
        stage.show();
    }

    private static void createAndShowSwingGUI() {
        JFrame frame = new JFrame("HelloWorldSwing");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        JPanel panel = new JPanel(new FlowLayout());
        JLabel label = new JLabel("Hello Swing");
        panel.add(label);
        panel.add(new JButton("Click Me"));
        
        frame.getContentPane().add(panel);

        frame.setSize(640,480);
        frame.setVisible(true);
    }

    public static void main(String[] args) {
        // System.setProperty("prism.lcdtext", "false");
        // System.setProperty("prism.text", "t2k");

        javax.swing.SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                createAndShowSwingGUI();
            }
        });

        launch();


    }

}