Java网吧计费小程序

package huabinnetbar; import java.awt.BorderLayout; import java.awt.Dimension; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JMenuBar; import javax.swing.JMenu; import javax.swing.JMenuItem; import javax.swing.JLabel; import java.awt.Rectangle; import java.awt.Color; import java.awt.Font; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.JComboBox; import javax.swing.JTextField; import javax.swing.JPasswordField; import javax.swing.JButton; import java.awt.event.WindowEvent; import java.awt.event.WindowAdapter; import java.sql.*; import java.util.Date; import java.util.*; import java.text.SimpleDateFormat; import javax.swing.JOptionPane; import java.awt.HeadlessException; import javax.accessibility.AccessibleContext; import java.lang.*; /** * <p>Title: </p> * * <p>Description: </p> * * <p>Copyright: Copyright (c) 2008</p> * * <p>Company: </p> * * @author not attributable * @version 1.0 */ public class MainFrame extends JFrame { JPanel contentPane; JMenuBar jMenuBar1 = new JMenuBar(); JMenu jMenu1 = new JMenu(); JMenuItem jMenuItem1 = new JMenuItem(); JMenuItem jMenuItem2 = new JMenuItem(); JMenuItem jMenuItem3 = new JMenuItem(); JMenu jMenu2 = new JMenu(); JMenuItem jMenuItem4 = new JMenuItem(); JMenu jMenu3 = new JMenu(); JMenuItem jMenuItem5 = new JMenuItem(); JLabel jLabel1 = new JLabel(); JLabel jLabel2 = new JLabel(); JPanel jPanel1 = new JPanel(); JLabel jLabel3 = new JLabel(); JLabel jLabel4 = new JLabel(); JLabel jLabel5 = new JLabel(); JLabel jLabel6 = new JLabel(); JComboBox jComboBox1 = new JComboBox(); JTextField jTextField1 = new JTextField(); JTextField jTextField2 = new JTextField(); JButton jButton1 = new JButton(); JButton jButton2 = new JButton(); JPanel jPanel2 = new JPanel(); JPanel jPanel3 = new JPanel(); JComboBox jComboBox2 = new JComboBox(); JLabel jLabel7 = new JLabel(); JLabel jLabel8 = new JLabel(); JTextField jTextField3 = new JTextField(); JButton jButton3 = new JButton(); JPasswordField jPasswordField1 = new JPasswordField(); public MainFrame() { try { setDefaultCloseOperation(EXIT_ON_CLOSE); jbInit(); } catch (Exception exception) { exception.printStackTrace(); } } /** * Component initialization. * * @throws java.lang.Exception */ private void jbInit() throws Exception { contentPane = (JPanel) getContentPane(); contentPane.setLayout(null); this.setJMenuBar(jMenuBar1); setSize(new Dimension(400, 300)); setTitle("网吧管理系统"); this.addWindowListener(new MainFrame_this_windowAdapter(this)); jMenu1.setText("操作"); jMenuItem1.setText("上机"); jMenuItem1.addActionListener(new MainFrame_jMenuItem1_actionAdapter(this)); jMenuItem2.setText("下机"); jMenuItem2.addActionListener(new MainFrame_jMenuItem2_actionAdapter(this)); jMenuItem3.setText("退出"); jMenuItem3.addActionListener(new MainFrame_jMenuItem3_actionAdapter(this)); jMenu2.setText("帮助"); jMenuItem4.setText("关于"); jMenuItem4.addActionListener(new MainFrame_jMenuItem4_actionAdapter(this)); jMenu3.setText("退出"); jMenuItem5.setText("关闭"); jMenuItem5.addActionListener(new MainFrame_jMenuItem5_actionAdapter(this)); jLabel1.setFont(new java.awt.Font("宋体", Font.BOLD, 25)); jLabel1.setForeground(Color.red); jLabel1.setText("欢迎使用网吧计费管理系统"); jLabel1.setBounds(new Rectangle(35, 33, 312, 30)); jLabel2.setFont(new java.awt.Font("宋体", Font.BOLD, 23)); jLabel2.setForeground(Color.blue); jLabel2.setText("华滨制作"); jLabel2.setBounds(new Rectangle(140, 118, 99, 24)); jPanel1.setBounds(new Rectangle(0, 0, 382, 284)); jPanel1.setLayout(null); jLabel3.setFont(new java.awt.Font("宋体", Font.BOLD, 14)); jLabel3.setText("卡 号："); jLabel3.setBounds(new Rectangle(65, 60, 75, 30)); jLabel4.setFont(new java.awt.Font("宋体", Font.BOLD, 14)); jLabel4.setText("空闲机器："); jLabel4.setBounds(new Rectangle(65, 9, 83, 30)); jLabel5.setFont(new java.awt.Font("宋体", Font.BOLD, 14)); jLabel5.setText("密 码："); jLabel5.setBounds(new Rectangle(65, 101, 75, 30)); jLabel6.setFont(new java.awt.Font("宋体", Font.BOLD, 14)); jLabel6.setToolTipText(""); jLabel6.setText("开始时间："); jLabel6.setBounds(new Rectangle(65, 151, 85, 30)); jComboBox1.setBounds(new Rectangle(182, 16, 121, 20)); jTextField1.setBounds(new Rectangle(182, 67, 121, 20)); jTextField2.setEditable(false); jTextField2.setBounds(new Rectangle(182, 156, 121, 20)); jButton1.setBounds(new Rectangle(71, 199, 81, 25)); jButton1.setText("确定"); jButton1.addActionListener(new MainFrame_jButton1_actionAdapter(this)); jButton2.setBounds(new Rectangle(232, 199, 81, 25)); jButton2.setText("重置"); jPanel2.setBounds(new Rectangle(5, 8, 389, 282)); jPanel2.setLayout(null); jPanel3.setBounds(new Rectangle(0, 0, 378, 278)); jPanel3.setLayout(null); jComboBox2.setBounds(new Rectangle(140, 45, 155, 29)); jLabel7.setFont(new java.awt.Font("宋体", Font.BOLD, 14)); jLabel7.setText("下机机器："); jLabel7.setBounds(new Rectangle(28, 52, 85, 15)); jLabel8.setFont(new java.awt.Font("宋体", Font.BOLD, 14)); jLabel8.setText("下机时间："); jLabel8.setBounds(new Rectangle(31, 121, 85, 15)); jTextField3.setEditable(false); jTextField3.setBounds(new Rectangle(140, 114, 155, 29)); jButton3.setBounds(new Rectangle(114, 192, 91, 26)); jButton3.setText("确定"); jButton3.addActionListener(new MainFrame_jButton3_actionAdapter(this)); jPasswordField1.setBounds(new Rectangle(182, 104, 121, 20)); jPanel4.setBounds(new Rectangle(16, 21, 350, 245)); jPanel4.setLayout(null); jMenuBar1.add(jMenu1); jMenuBar1.add(jMenu2); jMenuBar1.add(jMenu3); jMenu1.add(jMenuItem1); jMenu1.add(jMenuItem2); jMenu1.addSeparator(); jMenu1.add(jMenuItem3); jMenu2.add(jMenuItem4); jMenu3.add(jMenuItem5); jPanel1.add(jComboBox1); jPanel1.add(jTextField1); jPanel1.add(jPasswordField1); jPanel1.add(jTextField2); jPanel1.add(jButton2); jPanel1.add(jButton1); jPanel1.add(jLabel6); jPanel1.add(jLabel4); jPanel1.add(jLabel5); jPanel1.add(jLabel3); contentPane.add(jPanel3); jPanel1.setVisible(false); jPanel3.add(jComboBox2); jPanel3.add(jLabel7); jPanel3.add(jTextField3); jPanel3.add(jLabel8); jPanel3.add(jButton3); jPanel3.setVisible(false); contentPane.add(jPanel2); jPanel2.add(jLabel1); jPanel2.add(jLabel2); contentPane.add(jPanel1); contentPane.add(jPanel4); } Jdbc j = new Jdbc(); String sql; String sql1; String sql2; // String sql3; Date nowTime = (Date)new java.util.Date(); SimpleDateFormat HMFromat = new SimpleDateFormat("yyyy-MM-dd HH:mm"); String strNowTime = HMFromat.format(nowTime); public void jMenuItem1_actionPerformed(ActionEvent e) { jPanel1.setVisible(true); jPanel2.setVisible(false); jPanel3.setVisible(false); jComboBox1.removeAllItems(); j.toConnetion("test");