数据库语言课程设计——图书馆管理系统

import javax.swing.*; import java.awt.event.*; import java.awt.Color; import java.awt.FlowLayout; @SuppressWarnings("serial") public class MainFrame extends JFrame implements ActionListener { JPanel select; //左侧的功能选择面板 JButton bookSearch, //书目检索 readerInfor, //读者信息 bookBorrowing, //书刊借阅 bookBorrowed, //借阅历史 arrearage, //违章缴款 reserve, //预约图书 reserveHistory, //预约记录 renew, //续借图书 help, //帮助信息 login, //登录系统 exit, //退出系统 changePsw, //修改密码 sureChange, //确认修改密码 canelLogin, //取消登录 canelChange, //取消修改密码 sure; //确定登录系统 String currentUser; //当前使用的用户 ShowPanel infor; //根据读者的请求查找出来的信息 boolean isLogin; //标记用户是否登入系统 JLabel warning,changeWarning; //用户名及密码 JTextField nameField; JPasswordField psw,prePsw,newPsw,surePsw; JDialog loginDialog,changeDialog; JTextArea helpText; JPanel searchPan,helpPan; //检索图书的面板 JButton search,clear; //检索面板上的检索及重置按钮 JTextField book,isbn,publisher; JScrollPane jsp; JPanel renewPan,reservePan; //预约及续借面板 JButton renewSure,renewCanel,reserveSure,reserveCanel; JTextField renewIsbn,reserveIsbn; JLabel renewInfor,reserveInfor; public MainFrame(String frameName) { super(frameName); this.setSize(950,650); this.setLocation(30,30); this.setBackground(Color.lightGray); this.setLayout(null); this.currentUser = ""; //布置左侧的功能选择按钮 select = new JPanel(new FlowLayout()); this.add(select); select.setSize(100,700); select.setLocation(50,70); bookSearch = new JButton("书目检索"); bookSearch.addActionListener(this); select.add(bookSearch); readerInfor = new JButton("读者信息"); readerInfor.addActionListener(this); select.add(readerInfor); bookBorrowing = new JButton("书刊借阅"); bookBorrowing.addActionListener(this); select.add(bookBorrowing); bookBorrowed = new JButton("借阅历史"); bookBorrowed.addActionListener(this); select.add(bookBorrowed); arrearage = new JButton("违章缴费"); arrearage.addActionListener(this); select.add(arrearage); reserve = new JButton("预约图书"); reserve.addActionListener(this); select.add(reserve); reserveHistory = new JButton("预约记录"); reserveHistory.addActionListener(this); select.add(reserveHistory); renew = new JButton("续借图书"); renew.addActionListener(this); select.add(renew); changePsw = new JButton("修改密码"); changePsw.addActionListener(this); select.add(changePsw); help = new JButton("帮助信息"); help.addActionListener(this); select.add(help); login = new JButton("登录系统"); login.addActionListener(this); select.add(login); exit = new JButton("退出系统"); exit.addActionListener(this); select.add(exit); infor = new ShowPanel(); jsp = new JScrollPane(infor); jsp.setSize(700,550); jsp.setLocation(200,30); this.add(jsp); //登录对话框的设计 isLogin = false; loginDialog = new JDialog(this,"图书馆系统登录",false); loginDialog.setLayout(new FlowLayout()); loginDialog.setSize(200,200); loginDialog.setLocation(400,200); warning = new JLabel("用户名或密码错误，请重新输入"); loginDialog.add(warning); warning.setVisible(false); loginDialog.add(new JLabel("用户名")); nameField = new JTextField(15); loginDialog.add(nameField); loginDialog.add(new JLabel("密码")); psw = new JPasswordField(15); loginDialog.add(psw); sure = new JButton(" 确定 "); sure.addActionListener(this); loginDialog.add(sure); canelLogin = new JButton(" 取消 "); canelLogin.addActionListener(this); loginDialog.add(canelLogin); loginDialog.setDefaultCloseOperation(HIDE_ON_CLOSE); //help面板的设计 helpPan = new JPanel(); this.add(helpPan); helpPan.setSize(650,550); helpPan.setLocation(200,30); helpPan.setBackground(Color.lightGray); helpText = new JTextArea(30,55); helpText.setBackground(Color.lightGray); helpText.setText("帮助面板:\n您好，欢迎使用本图书馆管理系统。您可以选择登录或者不" +"登录系统，当您没有登录系统时，您可以根据欲检索图书的图书名、ISBN号、出版" +"社的任意组合进行图书检索服务；当您登录到系统后" +"可以查看自己的信息、当前的借阅情况、借阅历史、修改密码、查看违章缴费记录、" +"也可以根据图书的ISBN来进行相应图书的续借与预约。读者的登录密码与登录帐号" +"默认相同，均为您的学号（现在可使用0610321125）\n感谢您的使用，\n制作人：" +"06软件工程一班-张韧\n学号-0610321125"); helpPan.add(helpText); helpText.setLineWrap(true); helpText.setEditable(false); helpPan.setVisible(false); //修改密码对话框的设计 changeDialog = new JDialog(this,"修改密码",false); changeDialog.setLayout(new FlowLayout()); changeDialog.setSize(250,250); changeDialog.setLocation(400,200); changeDialog.add(new JLabel("请输入原始密码 :")); prePsw = new JPasswordField(15); changeDialog.add(prePsw); changeDialog.add(new JLabel("请输入新密码 :")); newPsw = new JPasswordField(15); changeDialog.add(newPsw); changeDialog.add(new JLabel("请再次输入新密码:")); surePsw = new JPasswordField(15); changeDialog.add(surePsw); sureChange = new JButton(" 确定 "); changeDialog.add(sureChange); sureChange.addActionListener(this); canelChange = new JButton(" 取消 "); canelChange.addActionListener(this); changeDialog.add(canelChange); changeWarning = new JLabel(""); changeDialog.add(changeWarning); changeDialog.setDefaultCloseOperation(HIDE_ON_CLOSE); //图书检索面板 searchPan = new JPanel(new FlowLayout()); this.add(searchPan); searchPan.setSize(350,400); searchPan.setLocation(250,150); searchPan.add(new JLabel(" 题名 ")); book = new JTextField(25); searchPan.add(book); searchPan.add(new JLabel("ISBN号")); isbn = new JTextField(25); searchPan.add(isbn); searchPan.add(new JLabel("出版社")); publisher = new JTextField(25); searchPan.add(publisher); search = new JButton("检索"); search.addActionListener(this); searchPan.add(search); clear = new JButton("重置"); clear.addActionListener(this); searchPan.add(clear); searchPan.setVisible(false); //图书预约面板 reservePan = new JPanel(new FlowLayout()); this.add(reservePan); reservePan.setSize(300,300); reservePan.setLocation(300,150); reservePan.add(new JLabel("欲预约图书的ISBN号")); reserveIsbn = new JTextField(25); reservePan.add(reserveIsbn); reserveSure = new JButton(" 确定 "); reserveSure.addActionListener(this); reservePan.add(reserveSure); reserveCanel = new JButton(" 取消 "); reserveCanel.addActionListener(this); reservePan.add(reserveCanel); reserveInfor = new JLabel(""); reserveInfor.setVisible(false); reservePan.add(reserveInfor); reservePan.setVisible(false); //图书续借面板 renewPan = new JPanel(new FlowLayout()); renewPan.setSize(300,300); renewPan.setLocation(300,150); this.add(renewPan); renewPan.add(new JLabel("欲续借图书的ISBN编号")); renewIsbn = new JTextField(25); renewPan.add(renewIsbn); renewSure = new JButton(" 确定 "); renewSure.addActionListener(this); renewPan.add(renewSure); renewCanel = new JButton(" 取消 "); renewCanel.addActionListener(this); renewPan.add(renewCanel); renewInfor = new JLabel(""); renewInfor.setVisible(false); renewPan.add(renewInfor); renewPan.setVisible(false); this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.setVisible(true); } public void actionPerformed(ActionEvent e) { searchPan.setVisible(false); reservePan.setVisible(false); renewPan.setVisible(false); jsp.setVisible(false); helpPan.setVisible(false); if(bookSearch == e.getSource()) //检索图书 sea