java -- welcome to java Applet

java 图形化程序Applet ---- welcome to java

import java.applet.Applet;import java.awt.Graphics;import java.awt.Label;import java.awt.TextField;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;public class AppletInOut extends Applet implements ActionListener {Label prompt;TextField input,output;public void init() {prompt = new Label("input you name");input = new TextField(6);output = new TextField(20);add(prompt);add(input);add(output);input.addActionListener(this);}@Overridepublic void actionPerformed(ActionEvent e) {// TODO Auto-generated method stuboutput.setText(input.getText()+",welcome to java");}}

程序运行效果图：