Java2实用教程（第二版）程序代码——第九章 文本框和文本区

1//例子1
2import java.applet.*;import java.awt.*;
3public class Boy extends Applet
4
16//例子2
17import java.applet.*;import java.awt.*;import java.awt.event.*;
18public class Example9_2 extends Applet implements ActionListener
19
63//例子3
64import java.applet.*;import java.awt.*;import java.awt.event.*;
65public class Example9_3 extends Applet implements ActionListener
66class PoliceMan implements ActionListener
84
95//例子4
96import java.applet.*;import java.awt.*;
97public class Example9_4 extends Applet
98
112//例子5
113import java.util.*;import java.applet.*;
114import java.awt.*;import java.awt.event.*;
115public class Example9_5 extends Applet implements TextListener
116