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.Label;
import javafx.scene.control.MenuButton;
import javafx.scene.control.MenuItem;
import javafx.scene.control.Tooltip;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Modality;
import javafx.stage.Stage;

public class TooltipTest extends Application {

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

    @Override
    public void start(final Stage stage) {        
        HBox root = new HBox();
        final Scene scene = new Scene(root);
        stage.setWidth(300);
        stage.setHeight(200);
        stage.setScene(scene);

        final VBox box = new VBox(40);

        final MenuButton test = new MenuButton();
        test.setText("Test");
        test.getItems().addAll(new MenuItem("Menu item 1..."), new MenuItem("Menu item 2..."));
        test.setTooltip(new Tooltip("Hello! Am I in your way??"));
        test.setOnAction(new EventHandler<ActionEvent>() {
            public void handle(ActionEvent e) {
                test.show();
            }
        });

        final Button reload = new Button("Open stage");
        reload.setOnAction(new EventHandler<ActionEvent>() {
            public void handle(ActionEvent e) {
                Stage stage = new Stage();
                stage.initModality(Modality.APPLICATION_MODAL);
                stage.setHeight(100);
                stage.setWidth(200);
                stage.setTitle("Popup");
                stage.setResizable(false);

                VBox vbox2 = new VBox();
                vbox2.getChildren().add(new Label("Just a label"));
                Scene scene2 = new Scene(vbox2);
                stage.setScene(scene2);

                stage.show();
            }
        });

        box.getChildren().addAll(test, reload);
        root.getChildren().addAll(box);

        stage.show();
    }

}