1 package Layout;
 2 import java.awt.*;
 3 import javax.swing.*;
 4 
 5 public class UserLogin extends JFrame {
 6 private JPanel p1 =new JPanel();    //面板
 7 private JPanel p2 =new JPanel();//new FlowLayout(FlowLayout.LEFT)
 8 private JPanel p3 =new JPanel();
 9 private JPanel p4 =new JPanel();
10 private JPanel p5 =new JPanel();
11 private JPanel p6 =new JPanel();
12 private JPanel p7 =new JPanel();
13 private JButton b1 = new JButton("登录");
14 private JButton b2 = new JButton("取消");
15 private  JCheckBox c1 = new JCheckBox("音乐");//复选按钮
16 private  JCheckBox c2 = new JCheckBox("体育");
17 private  JCheckBox c3 = new JCheckBox("美术");
18 private  JRadioButton r1 = new JRadioButton("男");  //单选按钮
19 private  JRadioButton r2 = new JRadioButton("女");
20 private  ButtonGroup g1 = new ButtonGroup();
21 private  ButtonGroup g2 = new ButtonGroup();
22 private JLabel l1 = new JLabel("用户名");//标签
23 private JLabel l2 = new JLabel("密    码");
24 private JLabel l3 = new JLabel("特    长");
25 private JLabel l4 = new JLabel("性    别");
26 private JTextField t = new JTextField(10);//文本框
27 private JPasswordField w = new JPasswordField(10); //密码框
28 private String str1[] = {"北京","上海","天津","重庆"};
29 private String str2[] = {"1","2","3","4"};
30 private JComboBox xlk = new JComboBox(str1);  //下拉框
31 private JList lb = new JList(str2);  //列表
32 private JScrollPane gd = new JScrollPane(lb);  //滚动条
33 public UserLogin (){
34     
35     this.setLayout(new GridLayout(7,2));  //网格布局管理器
36     g1.add(c1);    g1.add(c2);     g1.add(c3);
37     g2.add(r1);    g2.add(r2);
38     p1.add(l1);    p1.add(t);
39     p2.add(l2);    p2.add(w);
40     p3.add(l3);    p3.add(c1);     p3.add(c2);     p3.add(c3);
41     p4.add(l4);    p4.add(r1);     p4.add(r2);
42     p5.add(b1);    p5.add(b2);
43     p6.add(xlk);
44     lb.setVisibleRowCount(3);  //滚动条
45     p7.add(gd);
46     this.add(p1);
47     this.add(p2);
48     this.add(p3);
49     this.add(p4);
50     this.add(p5);
51     this.add(p6);
52     this.add(p7);
53     this.setTitle("用户登录");
54     this.setSize(500,400);
55 //    this.setResizable(false);  //是否允许·更改大小
56     this.setLocation(1,1);
57     this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
58   //   this.pack();
59     this.setVisible(true);
60     
61 }
62     public static void main(String[] args) {
63     UserLogin l = new UserLogin();
64 
65     }
66 
67 }