import java.awt.*; import javax.swing.*; import java.awt.event.*; public class Oblig7tips { public static void main(String[] args) { JFrame vindu = new JFrame("Kalkulator"); vindu.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel panel = new JPanel(); panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS)); vindu.add(panel); JLabel tekst = new JLabel("Tekst ?verst"); panel.add(tekst); JPanel knapper = new JPanel(); panel.add(knapper); knapper.setLayout(new GridLayout(1,4)); knapper.add(new JButton("<")); knapper.add(new JButton(">")); knapper.add(new JButton("Opp")); knapper.add(new JButton("Ned")); JPanel rutenett = new JPanel(); panel.add(rutenett); rutenett.setLayout(new GridLayout(10,10)); for (int i = 0; i<100; i++){ rutenett.add(new JLabel(""+i)); } vindu.pack(); vindu.setVisible(true); } }