用swing做了简单的界面。可以直接修改IP和端口,进行局域网或者是interent网的聊天。
通用的
代码已经过测试可用
/**客户端
*/
package QQ;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
import javax.swing.*;
import java.net.*;
public class QQclient {
public static void main(String[] args) throws Exception {
final String string = args[0];
JFrame frame = new JFrame("QQ聊天大厅"+string);
frame.setSize(500, 500);
frame.setDefaultCloseOperation(frame.EXIT_ON_CLOSE);
LayoutManager m = new BorderLayout();
frame.setLayout(m);
JPanel panel = new JPanel();
final JComboBox combobox = new JComboBox();
combobox.addItem("所有人");
final JTextField jtf = new JTextField(25);
JButton jb = new JButton("确定");
LayoutManager m1 = new FlowLayout();
panel.setLayout(m1);
panel.add(combobox);
panel.add(jtf);
panel.add(jb);
final JTextArea jta = new JTextArea();
jta.setEditable(false);
JScrollPane jsp = new JScrollPane(jta);
frame.add(panel, "South");
frame.add(jsp);
final Socket s = new Socket("127.0.0.1", 9000);
final OutputStream ops = s.getOutputStream();
final OutputStreamWriter osw = new OutputStreamWriter(ops);
final BufferedWriter bw = new BufferedWriter(osw);
bw.write(string + ":name");
bw.newLine();
bw.flush();
frame.setVisible(true);
class MyActionListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
try {
String s3;
s3 = (String) combobox.getSelectedItem();
String s4;
s4 = jtf.getText();
bw.write(string + ":" + s3 + ":" + s4);
bw.newLine();
bw.flush();
jtf.setText(" ");
} catch (IOException e1) {
e1.printStackTrace();
}
}
}
MyActionListener mal = new MyActionListener();
jb.addActionListener(mal);
jtf.addActionListener(mal);
InputStream ips = s.getInputStream();
InputStreamReader isr = new InputStreamReader(ips);
BufferedReader br = new BufferedReader(isr);
String s5 = null;
String str = null;
while ((s5 = br.readLine()) != null) {
if (s5.indexOf(":name") != -1) {
StringTokenizer st = new StringTokenizer(s5, ":");
str = st.nextToken();
int a = 0;
for (int j = 0; j < combobox.getItemCount(); j++) {
if (str.equals((String) combobox.getItemAt(j))) {
a = a + 1;
}
}
System.out.println(a);
if (a == 0) {
combobox.addItem(str);
//jta.append(str + " 进来了");
//jta.append("/n");
}
}else if(s5.indexOf(":welcome")!=-1){
StringTokenizer st = new StringTokenizer(s5, ":");
str = st.nextToken();
jta.append("欢迎"+str+"的来到"+"/n");
}else if(s5.indexOf(":离开聊天室")!=-1){
StringTokenizer st = new StringTokenizer(s5, ":");
str = st.nextToken();
combobox.removeItem(str);
}else {
jta.append(s5+"/n");
}
}
}
}