frame1.java~21~

这是用VB编写的一个图书馆管理系统,很好用,特别是对初学者有很好的引导作用.

package test1;

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

/**
 * <p>Title: 图书管理系统</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2007</p>
 * <p>Company: </p>
 * @author koma
 * @version 1.0
 */

public class Frame1 extends JFrame {
  String url="jdbc:odbc:图书管理系统";
  JPanel contentPane;
  JLabel jLabel1 = new JLabel();
  JTextField jTextField1 = new JTextField();
  JLabel jLabel2 = new JLabel();
  JTextField jTextField2 = new JTextField();
  JButton jButton1 = new JButton();

  //Construct the frame
  public Frame1() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    contentPane = (JPanel) this.getContentPane();
    jLabel1.setFont(new java.awt.Font("Serif", 0, 20));
    jLabel1.setText("帐号:");
    jLabel1.setBounds(new Rectangle(27, 66, 68, 40));
    contentPane.setLayout(null);
    this.setSize(new Dimension(400, 300));
    this.setTitle("登录框");
    jTextField1.setFont(new java.awt.Font("DialogInput", 0, 20));
    jTextField1.setText("");
    jTextField1.setBounds(new Rectangle(123, 65, 202, 40));
    jTextField1.addActionListener(new Frame1_jTextField1_actionAdapter(this));
    jLabel2.setFont(new java.awt.Font("DialogInput", 0, 20));
    jLabel2.setText("密码:");
    jLabel2.setBounds(new Rectangle(29, 135, 60, 44));
    jTextField2.setFont(new java.awt.Font("DialogInput", 0, 20));
    jTextField2.setText("");
    jTextField2.setBounds(new Rectangle(117, 138, 210, 39));
    jButton1.setBounds(new Rectangle(105, 208, 124, 47));
    jButton1.setFont(new java.awt.Font("DialogInput", 0, 20));
    jButton1.setText("登录");
    jButton1.addActionListener(new Frame1_jButton1_actionAdapter(this));
    contentPane.add(jLabel1, null);
    contentPane.add(jTextField1, null);
    contentPane.add(jLabel2, null);
    contentPane.add(jTextField2, null);
    contentPane.add(jButton1, null);
  }
  //Overridden so we can exit when window is closed
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }

  void jButton1_actionPerformed(ActionEvent e)
  { String userNo=jTextField1.getText();
    String pwd=jTextField2.getText();
     ResultSet rst=Application1.rst1;
    try{
   // ResultSet rst=Application1.smt.executeQuery("select * from user1");
    while  (rst.next() ){
      if  (rst.getString(1).equals(userNo)&&rst.getString(2).equals(pwd)  ){
           System.out.println("afdafd");
           if(rst.getString(11).equals("manager"))
           new Frame2().setVisible(true);
            if (rst.getString(11).equals("worker") )
              new Frame7().setVisible(true);
           this.setVisible(false);
       }
    }
    }catch(Exception e1){}

  }

  void jTextField1_actionPerformed(ActionEvent e) {

  }
}

class Frame1_jButton1_actionAdapter implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_jButton1_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}

class Frame1_jTextField1_actionAdapter implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_jTextField1_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jTextField1_actionPerformed(e);
  }
}