用户登录界面

import javax.swing.*;


import java.awt.*;




public class 视频学习9标签  extends JFrame{
JPanel mb1,mb2,mb3;
JButton an1,an2;
JLabel bq1,bq2;
JTextField wbk;
JPasswordField mmk;
public static void main(String[] args) {
// TODO Auto-generated method stub
视频学习9标签 a=new 视频学习9标签();
}
public 视频学习9标签(){
mb1=new JPanel();
mb2=new JPanel();
mb3=new JPanel();

bq1=new JLabel("用户名");
bq2=new JLabel("密     码");
an1=new JButton("登录");
an2=new JButton("取消");
wbk=new JTextField(10);
mmk=new JPasswordField(10);
this.setLayout(new GridLayout(3,1));

mb1.add(bq1);mb1.add(wbk);
mb2.add(bq2);mb2.add(mmk);
mb3.add(an1);mb3.add(an2);

this.add(mb1);
this.add(mb2);
this.add(mb3);
this.setTitle("用户登录");
this.setSize(230,150);
this.setLocation(400,250);
this.setResizable(false);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
}


}