clientgui.java

来自「uml ooad 有ppt文件 和源码哦！跟大家分享」· Java 代码 · 共 68 行

package client;
import java.awt.event.*;

import javax.swing.*;
public class ClientGUI {
	String name;
	int type;
	JFrame f;
	JTextArea jta;
	JTextField jtf;
	JComboBox jcb;
	ClientAction action;
	public ClientGUI(String name, int type) {
		super();
		this.name = name;
		this.type = type;
		initGui();
		service();
	}
	public void initGui(){
		f=new JFrame(name);
		f.setSize(400,300);
		f.addWindowListener(new WindowAdapter(){
			public void windowClosing(WindowEvent arg0) {
				action.send("2:"+name);
				System.exit(0);
			}
		});
		jta=new JTextArea();
		jta.setEditable(false);
		f.add(jta);
		jtf=new JTextField(25);
		jcb=new JComboBox();
		JPanel p=new JPanel();
		p.add(jcb);
		p.add(jtf);
		f.add(p,"South");
		f.setVisible(true);
		jtf.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent arg0) {
				String text=jtf.getText();
				String to=(String)jcb.getSelectedItem();
				action.send("0:"+name+":"+to+":"+text);
			}
		});
	}
	public void service(){
		if (type==0)  action=new TCPClientAction();
		else action=new UDPClientAction();
		action.send("1:"+name);
		while(true){
			String text=action.receive();
			String[] ss=text.split(":");
			if (ss[0].equals("0")){
				jta.append(ss[1]+" said:"+ss[3]+"\n");
			}
			if (ss[0].equals("1")){
				jta.append(ss[1]+" login!\n");
				jcb.addItem(ss[1]);
			}
			if (ss[0].equals("2")){
				jta.append(ss[1]+" logout!\n");
				jcb.removeItem(ss[1]);
			}
		}
	}
}