loginnew.java~1~

学生信息管理系统,包括成绩查询,成绩排序,用ACCESS做数据库连接

package Chapter1;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Login  extends JFrame implements ActionListener
{ public static final int WIDTH=400;
  public static final int HEIGHT=400;
  JLabel jLabel1 = new JLabel();
  JLabel jLabel2 = new JLabel();
  JTextField jTextField1 = new JTextField();
  JTextField jTextField2 = new JTextField();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  JLabel jLabel3 = new JLabel();
  JRadioButton jRadioButton1 = new JRadioButton();
  JLabel jLabel4 = new JLabel();
  JRadioButton jRadioButton2 = new JRadioButton();
  JLabel jLabel5 = new JLabel();
  JButton jButton3 = new JButton();
  public Login()
  {
    setSize(WIDTH,HEIGHT);
    setTitle("学生信息管理系统");
    Container contentPane=getContentPane();
    contentPane.setBackground(Color.green);
    try
    {
      jbInit();
    }
    catch(Exception e)
    {
      e.printStackTrace();
    }
  }
  public void actionPerformed(ActionEvent e)
  {
    if(e.getActionCommand().equals("登录"))
    {
        //用于获取用户输入的信息 // WriteIn part2= new WriteIn();
        //  part2.setVisible(true);
    }

     else if (e.getActionCommand().equals("退出系统"))
    {
           System.exit(0);
    }

  }

  public static void main(String[] args)
  {
      Login n=new Login();
      n.setVisible(true);
  }
  private void jbInit() throws Exception
  {
    jLabel1.setText("学号: ");
    jLabel1.setBounds(new Rectangle(76, 113, 60, 27));
    this.getContentPane().setLayout(null);
    jLabel2.setText("口令:");
    jLabel2.setBounds(new Rectangle(75, 170, 59, 32));
    jTextField1.setText("");
    jTextField1.setBounds(new Rectangle(135, 116, 87, 23));
    jTextField2.setText("");
    jTextField2.setBounds(new Rectangle(135, 174, 87, 22));
    jButton1.setBounds(new Rectangle(35, 232, 99, 33));
    jButton1.setText("登录");
    jButton2.setBounds(new Rectangle(164, 233, 98, 34));
    jButton2.setText("退出系统");
    jLabel3.setText("请选择用户类型:");
    jLabel3.setBounds(new Rectangle(53, 60, 116, 28));
    jRadioButton1.setText("jRadioButton1");
    jRadioButton1.setBounds(new Rectangle(160, 64, 17, 20));
    jLabel4.setText("管理员");
    jLabel4.setBounds(new Rectangle(189, 65, 42, 19));
    jRadioButton2.setText("jRadioButton2");
    jRadioButton2.setBounds(new Rectangle(247, 67, 24, 16));
    jLabel5.setText("学生");
    jLabel5.setBounds(new Rectangle(274, 64, 38, 22));
    jButton3.setBounds(new Rectangle(294, 234, 100, 34));
    jButton3.setText("新用户注册");
    this.getContentPane().add(jLabel1, null);
    this.getContentPane().add(jLabel2, null);
    this.getContentPane().add(jTextField1, null);
    this.getContentPane().add(jTextField2, null);
    this.getContentPane().add(jLabel3, null);
    this.getContentPane().add(jRadioButton1, null);
    this.getContentPane().add(jRadioButton2, null);
    this.getContentPane().add(jLabel5, null);
    this.getContentPane().add(jLabel4, null);
    this.getContentPane().add(jButton1, null);
    this.getContentPane().add(jButton2, null);
    this.getContentPane().add(jButton3, null);
    jButton1.addActionListener(this);
    jButton2.addActionListener(this);
  }
}