1:import javax.swing.*; 2:public class LabelFrame extends JFrame { 3: private String text; 4: private JLabel label; 5: public LabelFrame(String text) { 6: super(text); 7: label = new JLabel(text); 8: getContentPane().add(label); 9: setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE); 10: } 11: 12: public static void main(String[] args) { 13: LabelFrame f = new LabelFrame("HelloWorld"); 14: f.setSize(100,100); 15: f.setVisible(true); 16: } 17:} 18: