logindialog.java~11~

来自「一个网吧管理系统程序」· JAVA~11~ 代码 · 共 146 行

package bar;

import java.awt.*;
import javax.swing.*;
import java.sql.*;
import java.util.*;
import java.awt.event.*;
/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2006</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();

  public loginDialog(Frame frame, String title, boolean modal) {
    super(frame, title, modal);
    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(13, 17, 323, 68));
    jLabel2.setFont(new java.awt.Font("Serif", 1, 15));
    jLabel2.setText("卡号：");
    jLabel2.setBounds(new Rectangle(35, 106, 89, 32));
    jLabel3.setFont(new java.awt.Font("Serif", 1, 15));
    jLabel3.setText("密码：");
    jLabel3.setBounds(new Rectangle(31, 152, 81, 33));
    jTextField1.setText("");
    jTextField1.setBounds(new Rectangle(98, 100, 174, 37));
    jPasswordField1.setText("");
    jPasswordField1.setBounds(new Rectangle(99, 147, 173, 39));
    jButton1.setBounds(new Rectangle(55, 231, 99, 38));
    jButton1.setFont(new java.awt.Font("Serif", 1, 13));
    jButton1.setText("确定");
    jButton1.addActionListener(new loginDialog_jButton1_actionAdapter(this));
    jButton2.setBounds(new Rectangle(172, 232, 89, 36));
    jButton2.setFont(new java.awt.Font("Serif", 1, 13));
    jButton2.setText("重置");
    jButton2.addActionListener(new loginDialog_jButton2_actionAdapter(this));
    getContentPane().add(panel1);
    panel1.add(jLabel2, null);
    panel1.add(jLabel3, null);
    panel1.add(jButton1, null);
    panel1.add(jButton2, null);
    panel1.add(jTextField1, null);
    panel1.add(jPasswordField1, null);
    panel1.add(jLabel1, null);
    Frame1=new mainFrame();


  }
  private String loginQuery;
  private String passwordtemp;
  private Connection con;
  private ResultSet rs;
  private Statement stmt;
  private barConnect barConnect1;
  private mainFrame Frame1;

  void jButton1_actionPerformed(ActionEvent e) {
    try{
         if(jTextField1.getText().trim()!= null){
           stmt = con.createStatement();
           String loginQuery =  "";
           String passwordtemp = "";
           for(int i=0;i<jPasswordField1.getPassword().length;i++)
           {
             passwordtemp += jPasswordField1.getPassword()[i];
           }
           loginQuery = "select * from Card where CardID = " +
                                       Integer.parseInt(jTextField1.getText().trim()) +
                                       " and password = "+passwordtemp;
           ResultSet rs = stmt.executeQuery(loginQuery);
           if (rs.next()) {
             Frame1.login_true();
             Frame1.SetCardID(Integer.parseInt(jTextField1.getText().trim()));
             rs.close();
             con.close();
             this.hide();
             return;
           }
           else{
             Frame1.login_false();
             jTextField1.setText("卡号或者密码错误。");
           }
         }
       }
       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);
  }
}