Java-网络-课设代码.doc
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2021-05-08
17:14:20
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服务器端代码：
//s1.java
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.net.*;
import java.util.*;
import java.io.*;
public class s1 extends JFrame {
JMenuBar mb = new JMenuBar();
JLabel lab1 = new JLabel("用户在线列表:");
JLabel lab2 = new JLabel("消息：");
JTextArea ta = new JTextArea(8, 22);
java.awt.List list = new java.awt.List(12);
JTextField tf = new JTextField(10);
JButton b = new JButton("发送");
JScrollPane sp = new JScrollPane();
JPanel p1 = new JPanel();
JPanel p2 = new JPanel();
JPanel p3 = new JPanel();
ServerSocket serverSocket;
Socket socket;
ArrayList array = new ArrayList();
int connect;
public s1() {
super("聊天服务器");
setJMenuBar(mb);
sp.getViewport().add(ta);
p1.setLayout(new BorderLayout());
p3.add(lab1);
p2.add(lab2);
p2.add(tf);
p2.add(b);
p1.add(p3, BorderLayout.NORTH);
p1.add(list, BorderLayout.CENTER);
p1.add(p2, BorderLayout.SOUTH);
getContentPane().add(sp, BorderLayout.WEST);
getContentPane().add(p1, BorderLayout.EAST);
//getContentPane().add(p2, BorderLayout.SOUTH);
pack();
// 服务器端界面居中显示
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
Dimension frameSize = this.getSize();
if (frameSize.width > screenSize.width) {
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