login.java.bak

Student management system

package scoremis;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.sql.*;
public class login extends JFrame
{
	JPanel contentPane;
    JLabel jLabel1=new JLabel("用户名");
    JTextField uname=new JTextField();
    JLabel jLabel2=new JLabel("密码");
    JPasswordField upsd=new JPasswordField();
    JButton submit=new JButton("登录");
    JButton cancel=new JButton("取消");
    JLabel jLabel3=new JLabel("学生成绩管理系统");
    JLabel jLabel4=new JLabel("身份");
    JComboBox identity=new JComboBox();
    public login(){
    	try{
    		setDefaultCloseOperation(EXIT_ON_CLOSE);
    		jbInit();
    	}catch(Exception exception){exception.printStackTrace();    	}
    	
    }
    private void jbInit()throw Exception{
    	contentPane=(JPanel)getContentPane();
    	contentPane.setLayout(null);
    	setSize(new Dimension(300,300));
    	setResizable(false);
    	setTitle("学生成绩管理系统");
    	jLabel3.setLocation(70,30);
    	jLabel3.setVisible(true);
    	jLabel3.setSize(200,50);
    	jLabel1.setLocation(50,90);
    	jLabel1.setVisible(true);
    	jLabel1.setSize(50,40);
    	uname.setSize(60,40);
    	uname.setLocation(110,90);
    	uname.setVisible(true);
    	jLabel2.setLocation(50,140);
    	jLabel2.setSize(60,40);
    	jLabel2.setVisible(true);
    	upsd.
    	
    	
    }
}