logindialog.java~7~

用JBUILDER和SQL2

package bar;

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.sql.*;


/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class loginDialog extends JDialog {
  JPanel panel1 = new JPanel();
  JLabel jLabel1 = new JLabel();
  JLabel jLabel2 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JTextField jTextField1 = new JTextField();
  JPasswordField jPasswordField1 = new JPasswordField();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  private Connection con;
  private mainFrame Frame1;
  private Statement stmt;


  public loginDialog(mainFrame frame, String title, boolean modal) {
    super(frame, title, modal);
    Frame1 =frame;
    this.setLocation(250,200);
    try {
      jbInit();
      pack();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  public loginDialog() {
    this(null, "", false);
  }
  private void jbInit() throws Exception {
    panel1.setLayout(null);
    jLabel1.setFont(new java.awt.Font("Serif", 1, 20));
    jLabel1.setForeground(Color.blue);
    jLabel1.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel1.setText("欢迎查询，请输入卡号、密码：");
    jLabel1.setBounds(new Rectangle(-1, 24, 401, 47));
    jLabel2.setFont(new java.awt.Font("Serif", 1, 16));
    jLabel2.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel2.setText("卡 号 ：");
    jLabel2.setBounds(new Rectangle(67, 93, 102, 31));
    jLabel3.setFont(new java.awt.Font("Serif", 1, 16));
    jLabel3.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel3.setText("密 码 ：");
    jLabel3.setBounds(new Rectangle(80, 148, 76, 47));
    jTextField1.setText("");
    jTextField1.setBounds(new Rectangle(155, 97, 131, 25));
    jPasswordField1.setText("");
    jPasswordField1.setBounds(new Rectangle(154, 159, 135, 25));
    jButton1.setBounds(new Rectangle(81, 236, 73, 25));
    jButton1.setFont(new java.awt.Font("Dialog", 0, 12));
    jButton1.setForeground(Color.red);
    jButton1.setText("确定");
    jButton1.addActionListener(new loginDialog_jButton1_actionAdapter(this));
    jButton2.setBounds(new Rectangle(251, 235, 73, 25));
    jButton2.setFont(new java.awt.Font("Dialog", 0, 12));
    jButton2.setForeground(Color.orange);
    jButton2.setText("重设");
    jButton2.addActionListener(new loginDialog_jButton2_actionAdapter(this));
    getContentPane().add(panel1);
    panel1.add(jLabel1, null);
    panel1.add(jLabel2, null);
    panel1.add(jLabel3, null);
    panel1.add(jTextField1, null);
    panel1.add(jPasswordField1, null);
    panel1.add(jButton2, null);
    panel1.add(jButton1, null);
    con = barConnect.getconn();
  }

  void jButton1_actionPerformed(ActionEvent e) {
   try {
     con=barConnect.getconn();
     stmt=con.createStatement();
     String passwordtemp=jPasswordField1.getText();
     int cardID=Integer.parseInt(jTextField1.getText().trim());
     String loginQuery="select * from Card where CardID=" +cardID+" and password = " +passwordtemp;
     ResultSet rs = stmt.executeQuery(loginQuery);
     if(rs.next()) {
      Frame1.login_true(); //传递通过验证信息
       Frame1.SetCardID(Integer.parseInt(jTextField1.getText().trim()));
       rs.close();
       con.close();
       this .hide();//隐藏对话框
       return  ;

     }
     else {
      jTextField1.setText("GOD");}
   }catch(SQLException ex){
         System.out.print("系统或者输进数据错误！"+ex.toString());
       }


   }





  void jButton2_actionPerformed(ActionEvent e) {
    jTextField1.setText("");
    jPasswordField1.setText("");
  }
}

class loginDialog_jButton1_actionAdapter implements java.awt.event.ActionListener {
  loginDialog adaptee;

  loginDialog_jButton1_actionAdapter(loginDialog adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}

class loginDialog_jButton2_actionAdapter implements java.awt.event.ActionListener {
  loginDialog adaptee;

  loginDialog_jButton2_actionAdapter(loginDialog adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton2_actionPerformed(e);
  }
}