import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.ComboBox;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;

public class ComboBox2 extends Application {

    public static void main(String[] args) {
        launch(args);
    }
    
    @Override
    public void start(Stage primaryStage) {
        primaryStage.setTitle("Combo Box");
        
        ComboBox cmb = new ComboBox();
        cmb.getItems().addAll("Live and let die", "Tomorrow never dies", "Octopussy");
        
        StackPane root = new StackPane();
        root.getChildren().add(cmb);
        primaryStage.setScene(new Scene(root, 300, 250));
        primaryStage.show();
    }
}