import  t。*;
import  t。event。*;
import  。*;
public class Chat{
	Frame f = new Frame("JJ聊天");
	TextField tfIP = new TextField(15);
	List lst = new List(6);
	DatagramSocket ds;
	public Chat(){
		try{
			ds=new DatagramSocket(3000);
		}catch(Exception ex){
			 intStackTrace();
		}
		new Thread(new Runnable() {
					 	public void run(){
							byte buf[] =new byte[1024];
							DatagramPacket dp=new DatagramPacket(buf,1024);
							while(true){
								try{
									 ceive(dp);
									 d(new String(buf,0, tLength())+"from"+ tAddress()。
  getHostAddress(),0);
								}catch(Exception e){
									 intStackTrace();	
								}
							} 
						}
					  }
				
			  )。
  start();
	} 
	
	public static void main(String [] args) {
		Chat chat = new Chat();
		 it();
	}
	
	public void init(){
		 tSize(300,300);
		 d(lst);
		
		Panel p = new Panel();
		 tLayout(new BorderLayout());
		 d("West",tfIP);
		TextField tfData = new TextField(20);
		 d("East",tfData);
		 d("South",p);
		
		 tVisible(true);
		 tResizable(false);
		 dWindowListener(new WindowAdapter() {
								public void windowClosing(WindowEvent e) {
									 ose();
									 tVisible(false);
									f。
  dispose();
									System。exit(0);
								}
		}
					
				   );
		 dActionListener(new ActionListener() {
									public void actionPerformed(ActionEvent e) {
										byte[] buf;
										buf= tActionCommand()。
  getBytes();
										try{
											DatagramPacket dp=new DatagramPacket(buf,buf。length, tByName( tText()),3000);
										
										
											 nd(dp);
											
										}catch(Exception ex){
											 intStackTrace();
										}	
									
										((TextField) tSource())。
  setText(" ");
									}
		}
						
					);
	}
}。