【JAVA】简陋的登陆GUI

 1 package Menu;
 2 
 3 import javax.swing.*;
 4 
 5 import java.awt.*;
 6 
 7 public class SimpleGuil {
 8     
 9 
10 
11     public static void main(String args[])
12     {
13         JTextField jTextField=new JTextField(12);
14         JPasswordField jPasswordField=new JPasswordField(13);
15         JPanel pa1=new JPanel();
16         JPanel pa2=new JPanel();
17         JPanel pa3=new JPanel();
18         JPanel pa=new JPanel(new GridLayout(3,1));
19         
20         JLabel jlabel1=new JLabel("用户名");
21         JLabel jlabel2=new JLabel("密    码");
22         
23         JButton button1=new JButton("登陆");
24         JButton button2=new JButton("取消");
25         
26         JFrame frame =new JFrame("第一个测试窗口");
27         
28         frame.setSize(300,300);
29         
30         frame.setVisible(true);
31         
32         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
33         
34         pa1.add(jlabel1);
35         pa1.add(jTextField);
36         
37         pa2.add(jlabel2);
38         pa2.add(jPasswordField);
39         
40         pa3.add(button1);
41         pa3.add(button2);
42         
43         pa.add(pa1);
44         pa.add(pa2);
45         pa.add(pa3);
46         
47         frame.setContentPane(pa);
48     }
49 
50 }