上机实验 2 (1).doc

武汉理工java实验2,大家课学习参考package sun; import java.awt.*; import javax.swing.*; import javax.swing.border.EmptyBorder; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.util.StringTokenizer; //导入 public class Test1 extends JFrame {//继承JFrame private final JPanel contentPane;