简易图形用户界面的java代码

package com;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class Select {
public static void main(String args[]){


new MyFrame();
}
}
class MyFrame extends JFrame implements ActionListener{
final String Administrator="赵永焕";
final String password="12345";
JTextField textField1,textField2;
JButton button;
public MyFrame(){
setTitle("登陆界面");
setLayout(new GridLayout(3,1));
JPanel pane1=new JPanel(new GridLayout(1,1));
JPanel pane2=new JPanel(new GridLayout(1,1));
JPanel pane3=new JPanel(new GridLayout(1,1));
Label label1=new Label("用户名");
    textField1=new JTextField(10);
Label label2=new Label("密码");
JPasswordField textField2=new JPasswordField(10);
textField2.setEchoChar('*');
getContentPane().add(pane1);
getContentPane().add(pane2);
getContentPane().add(pane3);