JFX 7.2

package lamdahanderdemo;

import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.HBox;
import javafx.stage.Stage;


public class LamdaHanderDemo extends Application {
    @Override
    public void start(Stage primaryStage) {
        HBox hBox = new HBox();
        hBox.setSpacing(10);
        hBox.setAlignment(Pos.CENTER);
        Button btnNew = new Button("New");
        Button btnOpen = new Button("Open");
        Button btnSaave = new Button("Save");
        hBox.getChildren().addAll(btnNew, btnOpen, btnSaave);

        btnNew.setOnAction((ActionEvent) -> {
            System.out.println("Process New");
        });
        btnOpen.setOnAction((ActionEvent) -> {
            System.out.println("Process Open");
        });
        btnSaave.setOnAction((ActionEvent) -> {
            System.out.println("Process Save");
        });
        Scene scene = new Scene(hBox, 200, 100);
        primaryStage.setTitle("LambdaHanderDemo");
        primaryStage.setScene(scene);
        primaryStage.show();
    }

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

}