import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

class GUI {
    public static void main(String[] args) {
        JFrame vindu = new JFrame("Hei");
        vindu.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        JPanel panel = new JPanel();
        vindu.add(panel);

        // ---
        // Legg inn hva du vil her:

        JButton knapp = new JButton("Dette er en knapp");
        panel.add(knapp);

        JButton avsluttKnapp = new JButton("Avlsutt");
        panel.add(avsluttKnapp);

        class Stopper implements ActionListener {
            @Override
            public void actionPerformed(ActionEvent e) {
                System.out.println("Knappen ble trykket paa");
                System.exit(0);                
            }
        }
        avsluttKnapp.addActionListener(new Stopper());


        JPanel rutenett = new JPanel();
        rutenett.setLayout(new GridLayout(2, 3));
        for (int i = 0; i < 2*3; i++) {
            rutenett.add(new JButton(":p"));
        }
        panel.add(rutenett);


        panel.add(new Label("dette er en label"));
        panel.add(new JTextField("Skriv inn her"));


        // ---

        vindu.pack();
        vindu.setVisible(true);
    }
}