trytext3.java

非常好的JAVA学习资料

package ex5_2_5;

import java.awt.*;
import java.applet.*;
import java.awt.event.*;

public class TryText3 extends Applet {
   TextField name=new TextField(30);
   TextField pw=new TextField(30);
   TextField pw1=new TextField(30);
   Label la1=new Label();
   Label la2=new Label();
   Label la3=new Label();

public void init() {
   this.setLayout(new FlowLayout());
   la1.setText("         name:");
   this.add(la1);
   this.add(name);
   la2.setText("     password:");
   this.add(la2);
   pw.setEchoChar('*');
   this.add(pw);
   pw.addActionListener(new ActionListener(){ //在参数表中处理事件
   public void actionPerformed(ActionEvent e) {
           pw1.setText(pw.getText( ));  //在pw文本域中输入回车引发动作事件，
                                //处理结果为：将pw中输入的内容显示在pw1中
           }
           });  //设置pw的监听者
   la3.setText("show password:");
   this.add(la3);
   this.add(pw1);
}
}