import?java.awt.BorderLayout;
import?java.awt.Button;
import?java.awt.Color;
import?java.awt.FlowLayout;
import?java.awt.frame;
import?java.awt.List;
import?java.awt.Panel;
import?java.awt.TextArea;
import?java.awt.TextField;
import?java.awt.event.ActionEvent;
import?java.awt.event.ActionListener;
import?java.awt.event.KeyAdapter;
import?java.awt.event.KeyEvent;
import?java.awt.event.WindowAdapter;
import?java.awt.event.WindowEvent;
import?java.io.DataInputStream;
import?java.io.DataOutputStream;
import?java.io.IOException;
import?java.net.Socket;
import?java.net.UnknownHostException;

public?class?ChatClient?extends?frame?{

????private?TextArea?msgShow;?//顯示聊天信息文本框
????private?List?onlinePeople;////顯示在線用戶信息
????private?TextField?msgContent;//聊天輸入
????private?Button?btnPost;
????private?String?address?=?“127.0.0.1“;
????public?static?final?int?PORT?=?8842;
????private?DataInputStream?dis?=?null;
????private?DataOutputStream?dos?=?null;
????private?Socket?s?=?null;
????private?String?nickname;
????
????//用戶界面
????ChatClient（）?{
????????this.setBounds（300?100?500?300）;
????????Panel?p?=?new?Panel（new?BorderLayout（））;
????????Panel?pTop?=?new?Panel（new?BorderLayout（））;
????????Panel?pBottom?=?new?Panel（new?FlowLayout（））;
????????msgShow?=?new?TextArea（14?50）;
????????onlinePeople?=?new?List（15?false）;
????????pTop.add（msgShow?BorderLayout.WEST）;
????????pTop.add（onlinePeople?BorderLayout.EAST）;
????????msgContent?=?new?TextField（60）;
????????btnPost?=?new?Button（“發(fā)送“）;
????????msgContent.addKeyListener（new?KeyMonitor（））;
????????btnPost.addActionListener（new?ActionMonitor（））;
????????pBottom.add（msgContent）;
????????pBottom.add（btnPost）;
????????p.add（pTop?BorderLayout.NORTH）;
????????p.add（pBottom?BorderLayout.SOUTH）;
????????this.add（p）;
????????this.setVisible（true）;
????????this.addWindowListener（new?WindowAdapter（）?{?//事件處理
????????????public?void?windowClosing（WindowEvent?e）?{
????????????????sendMsg（nickname?+?“?離開“）;
????????????????setVisible（false）;
????????????????System.exit（0）;
????????????}
????????}）;
????}
????
????class?ActionMonitor?implements?ActionListener?{

????????public?void?actionPerformed（ActionEvent?arg0）?{
????????????post（）;
????????}
????????
????}
????
????class?KeyMonitor?extends?KeyAdapter?{
????????public?void?keyPressed（KeyEvent?e）?{
????????????if?（e.getKeyCode（）?==?KeyEvent.VK_ENTER）?{
????????????????post（）;
????????????}
????????}
????}
????//客戶端發(fā)送消息并在自己的文本框上顯示
????public?void?post（）?{
????????String?content?=?msgContent.getText（）.trim（）;//獲取發(fā)送信息內(nèi)容
????????String?postPeople?=?onlinePeople.getSelectedItem（）;//獲取被發(fā)送的用戶
????????String?postMsg?=?nickname?+?“!@~‘“?+?postPeople?+?“!@~‘“?+?content;//整合發(fā)送出去的數(shù)據(jù)
????????if?（postPeople?==?null?||?“null“.equals（postPeople）?||?“所有人“.equals（postPeople））?{//判斷發(fā)送用戶為私聊或群發(fā)
????????????this.msgShow.setText（msgShow.getText（）?+?nickname?+?“群發(fā):“?+?content?+?“\n“）;
????????}?else?{
???

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????5491??2008-12-08?21:05??java聊天程序\ChatClient.java

?????文件???????2689??2008-12-08?20:44??java聊天程序\ChatServer.java

?????文件???????5350??2008-12-08?22:45??java聊天程序\Client.java

?????文件???????1781??2008-12-08?21:07??java聊天程序\Login.java

?????文件???????2081??2008-12-08?21:13??java聊天程序\Receive.java

?????目錄??????????0??2008-12-16?20:36??java聊天程序

-----------?---------??----------?-----??----

????????????????17392????????????????????6