import forms;

public class MainWindow : SDIDialog
{
    Label goodByeWorldLabel;
    Button closeButton;

    constructor new()
       <= new()
    {
        goodByeWorldLabel := new Label();
        closeButton       := new Button();

        self
            .appendControl(goodByeWorldLabel)
            .appendControl(closeButton);

        self.setRegion(250, 200, 200, 110);

        goodByeWorldLabel.Caption := "Goodbye, World!";
        goodByeWorldLabel.setRegion(40, 10, 150, 30);

        closeButton.Caption := "Close";
        closeButton.setRegion(20, 40, 150, 30);
        closeButton.onClick := (args){ forward program.stop() };
    }
}