import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;

import javafx.stage.Stage;

public class HelloInitAWTLater extends Application {

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

    @Override public void start(Stage stage) {
        stage.setTitle("FX with AWT Toolkit");

        StackPane root = new StackPane();

        Scene scene = new Scene(root, 600, 450);

        Button button1 = new Button();
        button1.setText("Initialize AWT Toolkit");
        button1.setOnAction(e -> {
            java.awt.Toolkit.getDefaultToolkit();
            System.out.println("AWT Toolkit initialized");
        });

        root.getChildren().add(button1);

        stage.setScene(scene);
        stage.show();
    }
}