import javafx.application.Application;
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.layout.VBox;
import javafx.scene.text.Text;
import javafx.scene.control.Button;
import javafx.scene.control.TextField;
import javafx.geometry.Pos;

public class Adder extends Application {

    @Override
    public void start(Stage teater) {
        VBox kulisser = new VBox();
        kulisser.setAlignment(Pos.CENTER);

        TextField tall1 = new TextField("tall1");
        Text pluss = new Text(" + ");
        TextField tall2 = new TextField("tall2");
        TextField resultat = new TextField("resultat");

        Button erLikKnapp = new Button("=");

        kulisser.getChildren().addAll(tall1,pluss, tall2, erLikKnapp, resultat);

        teater.setTitle("Adderer");
        teater.setScene(new Scene(kulisser, 250, 150));
        teater.show();
    }


}