/**
*
*/
package LiuLijia;
import java.awt.CardLayout;
import java.awt.Container;
import java.awt.Font;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.LayoutManager;
import java.awt.TextField;
import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JProgressBar;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;
import javax.swing.JSlider;
import javax.swing.JSpinner;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;
public class tee {
public static void main(String[] args) {
JFrame f=new JFrame();
f.setTitle("");
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setExtendedState(JFrame.MAXIMIZED_BOTH);
f.setVisible(true);
f.setSize(400,400);
f.setLocation(200,200);
Container con=f.getContentPane();
con.setLayout(new GridLayout(7,1));
JPanel pan2=new JPanel();
JLabel name=new JLabel("用户名");
pan2.add(name);
TextField tf_name=new TextField(20);
tf_name.setText("请在此处输入用户名");
pan2.add(tf_name);
con.add(pan2);
JPanel pan3=new JPanel();
JLabel pass = new JLabel("密码");
pan3.add(pass);
JPasswordField password=new JPasswordField(15);
password.setEchoChar('*');
pan3.add(password);
con.add(pan3);
JPanel pan4 = new JPanel();
JButton b_log=new JButton("登陆");
pan4.add(b_log);
JButton b_exit=new JButton("退出");
pan4.add(b_exit);
con.add(pan4);
JPanel pan5 = new JPanel();
con.add(pan5);
JPanel pan6 = new JPanel();
con.add(pan6);
JPanel pan7 = new JPanel();
con.add(pan7);
}
}