import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Modality;
import javafx.stage.Stage;

public class DlgBox {
    static boolean result;

    public static boolean show(String title, String msg) {
        Stage stage = new Stage();
        stage.initModality(Modality.APPLICATION_MODAL);
        stage.setTitle(title);

        Label label = new Label(msg);
        Button yesButton = new Button("Igen");
        Button noButton = new Button("Nem");

        yesButton.setOnAction(e -> {
            result = true;
            stage.close();
        });
        noButton.setOnAction(e -> {
            result = false;
            stage.close();
        });
        VBox vbox = new VBox();
        HBox hbox = new HBox(10);
        vbox.getChildren().addAll(label, hbox);
        vbox.setAlignment(Pos.CENTER);
        hbox.getChildren().addAll(yesButton, noButton);
        hbox.setAlignment(Pos.CENTER);

        Scene scene = new Scene(vbox, 300, 250);
        stage.setScene(scene);
        stage.showAndWait();

        return result;
    }
}