S1java的一个项目网吧计费系统

package view; import java.text.SimpleDateFormat; import java.util.ArrayList; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JLabel; import javax.swing.JButton; import javax.swing.JComboBox; import javax.swing.JTextField; import javax.swing.JPasswordField; import model.dao.*; import model.entity.Computer; import model.entity.Record; public class Shangji extends JPanel { private static final Computer Computer = null; private JLabel jLabel = null; private JLabel jLabel1 = null; private JLabel jLabel2 = null; private JLabel jLabel3 = null; private JButton btnOK = null; private JButton btnReset = null; private JComboBox cbxComputerid = null; private JTextField txtCardid = null; private JPasswordField pwfPassword = null; private JTextField txtBeginTime = null; public MainApplication main = null; /** * This is the default constructor */ public Shangji() { super(); initialize(); } /** * This method initializes this * * @return void */ private void initialize() { jLabel3 = new JLabel(); jLabel3.setBounds(new java.awt.Rectangle(104,240,74,30)); jLabel3.setFont(new java.awt.Font("Dialog", java.awt.Font.BOLD, 14)); jLabel3.setText("开始时间:"); jLabel2 = new JLabel(); jLabel2.setBounds(new java.awt.Rectangle(104,180,74,30)); jLabel2.setFont(new java.awt.Font("Dialog", java.awt.Font.BOLD, 14)); jLabel2.setText("密 码:"); jLabel1 = new JLabel(); jLabel1.setBounds(new java.awt.Rectangle(104,120,74,30)); jLabel1.setFont(new java.awt.Font("Dialog", java.awt.Font.BOLD, 14)); jLabel1.setText("卡 号:"); jLabel = new JLabel(); jLabel.setBounds(new java.awt.Rectangle(104,60,74,30)); jLabel.setFont(new java.awt.Font("Dialog", java.awt.Font.BOLD, 14)); jLabel.setText("机 器 号:"); this.setLayout(null); this.setSize(450, 320); this.setFont(new java.awt.Font("Dialog", java.awt.Font.PLAIN, 14)); this.add(jLabel, null); this.add(jLabel1, null); this.add(jLabel2, null); this.add(jLabel3, null); this.add(getBtnOK(), null); this.add(getBtnReset(), null); this.add(getCbxComputerid(), null); this.add(getTxtCardid(), null); this.add(getPwfPassword(), null); this.add(getTxtBeginTime(), null); } /** * This method initializes btnOK * * @return javax.swing.JButton */ private JButton getBtnOK() { if (btnOK == null) { btnOK = new JButton(); btnOK.setBounds(new java.awt.Rectangle(122,284,89,25)); btnOK.setText("确认"); btnOK.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { getShangji(); } }); } return btnOK; } void getShangji() { String id=this.txtCardid.getText().trim(); String password=this.pwfPassword.getText().trim(); String computerid=(cbxComputerid.getSelectedItem()+"").toString(); if(computerid==null || computerid.trim().length()==0) { JOptionPane.showMessageDialog(this,"请选择机器号!","警告",JOptionPane.WARNING_MESSAGE ,null ); } if(id==null||id.length()==0) { JOptionPane.showMessageDialog(this,"请输入卡号!","警告",JOptionPane.WARNING_MESSAGE ,null ); } if(password==null||password.length()==0) { JOptionPane.showMessageDialog(this,"请输入密码!","警告",JOptionPane.WARNING_MESSAGE ,null ); } if(!CardDAO.cardIsValid(id,password)) { JOptionPane.showMessageDialog(this,"卡号或者密码错误或者卡余额不足","警告",JOptionPane.WARNING_MESSAGE ,null ); } Record record = new Record(); record.setCardid(Integer.valueOf(id)); record.setComputerid(Integer.valueOf(computerid)); record.setBeginTime(this.txtBeginTime.getText()); RecordDAO.doStartUseComputerBusiness(record); WelcomePanel w=new WelcomePanel(); main.remove(main.getContentPane()); main.setContentPane(w); main.show(); } /** * This method initializes btnReset * * @return javax.swing.JButton */ private JButton getBtnReset() { if (btnReset == null) { btnReset = new JButton(); btnReset.setBounds(new java.awt.Rectangle(256,284,89,25)); btnReset.setText("重置"); btnReset.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { getReset(); } }); } return btnReset; } void getReset() { cbxComputerid.setSelectedIndex(0); txtCardid.setText(""); pwfPassword.setText(""); txtBeginTime.setText(""); } /** * This method initializes cbxComputerid * * @return javax.swing.JComboBox */ private JComboBox getCbxComputerid() { if (cbxComputerid == null) { cbxComputerid = new JComboBox(); cbxComputerid.setBounds(new java.awt.Rectangle(209,60,211,30)); cbxComputerid.addItem(""); ArrayList list =CompterDAO.getSel(); for(int i=0;i<list.size();i++){ Computer computer = (Computer) list.get(i); cbxComputerid.addItem(computer.getId()); } } return cbxComputerid; } /** * This method initializes txtCardid * * @return javax.swing.JTextField */ private JTextField getTxtCardid() { if (txtCardid == null) { txtCardid = new JTextField(); txtCardid.setBounds(new java.awt.Rectangle(209,120,211,30)); } return txtCardid; } /** * This method initializes pwfPassword * * @return javax.swing.JPasswordField */ private JPasswordField getPwfPassword() { if (pwfPassword == null) { pwfPassword = new JPasswordField(); pwfPassword.setBounds(new java.awt.Rectangle(209,180,211,30)); } return pwfPassword; } /** * This method initializes txtBeginTime * * @return javax.swing.JTextField */ private JTextField getTxtBeginTime() { if (txtBeginTime == null) { txtBeginTime = new JTextField(); txtBeginTime.setBounds(new java.awt.Rectangle(209,240,211,30)); txtBeginTime.setEditable(false); java.util.Date nowTime = new java.util.Date(); SimpleDateFormat sd = new SimpleDateFormat("yyyy-MM-dd HH:mm"); String strNowTime = sd.format(nowTime); txtBeginTime.setText(strNowTime); } return txtBeginTime; } }