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图书馆管理系统设计附带源代码

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图书管理系统数据库源代码

图书管理系统数据库源代码

图书管理系统数据库源代码//创建工程及设计主界面public class Main extends JFrame{private static final JDesktopPane{DESKTOP_PANE=new JDesktopPane(); //桌面窗体}public static void main(String[] args) //入口方法{try{UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); //设置系统界面外观new BookLogin(); //登录窗口}catch(Exception ex){ex.printStackTrace();}}public static void addIFame(JInternalFrame iframe) //添加子窗体的方法{DESKTOP_PANE.add(iframe); //新增子窗体}public Main(){super(); //设置“关闭”按钮处理事件setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); //创建工具栏Toolkit tool=Toolkit,getDefaultToolkit(); //获得屏幕大小Dimension screenSize=tool.getScreenSize();setSize(800,600); //设置窗体大小setLocation((screenSize.width-getWidth())/2,(screenSize.height-getHeight())/2; //设置窗体位置setTitle("图书管理系统")；//设置窗体标题JMenuBar menuBar=createMenu(); //创建菜单栏setJMenuBar(menuBar); //设置菜单栏JToolBar toolBar=createToolBar(); //创建工具栏的方法getContentPane(),add(toolBar,BorderLayout.NORTH); //设置工具栏final JLable lable=new JLable(); //创建一个标签，用来显示图片lable.setBounds(0,0,0,0); //设置窗体的大小和位置lable.setIcon(null); //窗体背景DESKTOP_PANE.addComponentListener(new ComponentAdapter()){public void componentResized(final ComponentEvent e){Dimension size=e.getComponent().getSize(); //获得组建大小lable.setSize(e.getComponent().getSize()); //设置标签大小lable.setText("<html><imgwidth="+size.width+"height="+size.height+"src='"+this.getClass().getResource("/bac kImg.jpg")+"'></html>");//设置标签文本，设置窗口背景}} //将标签添加到桌面窗体DESKTOP_PANE.add(lable,new Integer(Integer.MIN_V ALUE));getContentPane().add(DESKTOP_PANE); //将桌面窗体添加到主窗体中}}private JToolBar createToolBar() //创建工具栏的方法{JToolBar toolBar=new JToolBar(); //初始化工具栏toolBar.setFloatable(false); //设置是否可以移动工具栏toolBar.setBorder(new BevelBorder(BevelBorder.RAIZED)); //设置边框//图书信息添加按钮JButton bookAddButton=new JButton(MenuActions.BOOK_ADD);ImageIcon icon=new ImageIcon(Main.class.getResource("/bookAddtb.jpg")); //添加菜单栏图标bookAddButton.setIcon(icon); //设置按钮图标bookAddButton.setHideActionText(true); //显示提示文本toolBar.add(bookAddButton); //添加到工具栏中JButton bookModiAndDelButton=new JButton(MenuActions.BOOK_MODIFY); //图书信息修改按钮ImageIcon bookmodiicon=Icon.add("bookModiAndDeltb.jpg"); //创建图表方法bookModiAndDelButton.setIcon(bookmodiicon); //设置按钮图标bookModiAndDelButton.setHideActionText(true); //显示提示文本toolBar.add(bookModiAndDelButton); //添加到工具栏JButton bookTypeAddButton=new JButton(MenuActions.BOOKTYPE_ADD); //图书类别添加按钮ImageIcon bookTypeAddicon=Icon.add("bookTypeAddtb.jpg"); //创建图标方法bookTypeAddButton.setIcon(bookTypeAddicon); //设置按钮图标bookTypeAddButton.setHideActionText(true); //显示提示文本toolBar.add(bookTypeAddButton); //添加到工具栏JButton bookBorrowButton=new JButton(MenuActions.BORROW); //图书借阅按钮ImageIcon bookBorrowicon=Icon.add("bookBorrowtb.jpg"); //创建图标方法bookBorrowButton.setIcon(bookBorrowicon); //设置按钮图标bookBorrowButton.setHideActionText(true); //显示提示文本toolBar.add(bookBorrowButton); //添加到工具栏JButton bookOrderButton=new JButton(MenuActions.NEWBOOK_ORDER); //新书订购按钮ImageIcon bookOrdericon=Icon.add("bookOrdertb.jpg"); //创建图标方法bookOrderButton.setIcon(bookOrdericon); //设置按钮图标bookOrderButton.setHideActionText(true); //显示提示文本toolBar.add(bookOrderButton); //添加到工具栏JButton bookCheckButton=new JButton(MenuActions.NEWBOOK_CHECK); //验收新书按钮ImageIcon bookCheckicon=Icon.add("newbookChecktb.jpg"); //创建图标方法bookCheckButton.setIcon(bookCheckicon); //设置按钮图标bookCheckButton.setHideActionText(true); //显示提示文本toolBar.add(bookCheckButton); //添加到工具栏JButton readerAddButton=new JButton(MenuActions.READER_ADD); //读者信息添加按钮ImageIcon readerAddicon=Icon.add("readerAddtb.jpg"); //创建图标方法readerAddButton.setIcon(readerAddicon); //设置按钮图标readerAddButton.setHideActionText(true); //显示提示文本toolBar.add(readerAddButton); //添加到工具栏JButton readerModiAndDelButton=new JButton(MenuActions.READER_MODIFY); //读者信息修改按钮ImageIcon readerModiAndDelicon=Icon.add("readerModiAndDeltb.jpg"); //创建图标方法readerModiAndDelButton.setIcon(readerModiAndDelicon); //设置按钮图标readerModiAndDelButton.setHideActionText(true); //显示提示文本toolBar.add(readerModiAndDelButton); //添加到工具栏JButton ExitButton=new JButton(MenuActions.EXIT); //退出系统按钮ImageIcon Exiticon=Icon.add("exittb.jpg"); //创建图标方法ExitButton.setIcon(Exiticon); //设置按钮图标ExitButton.setHideActionText(true); //显示提示文本toolBar.add(ExitButton); //添加到工具栏return toolBar;}public class Business{protected static String dbClassName="com.mysql.jdbc.Driver"; //数据库驱动类protected static String dbUr1="jdbc:mysql://localhost/ts"; //连接URLprotected static String dbUser="root"; //数据库用户名protected static String dbpwd="root"; //数据库密码private static Connection conn=null; //数据库连接对象，初值为null public Business(){try{if(coon==null) //连接对象为空{Class.forName(dbClassName); //加载驱动类信息conn=DriverManager.getConnection(dbUr1,dbUser,dbPwd); //建立连接对象}}catch(Exception ee){ee.printStackTrace();}}public static ResultSet executeQuery(String sql) //执行查询方法{try{//如果连接对象为空，则重新调用构造方法if (conn==null){new Business();returnconn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_ UPDATABLE).executeQuery(sql);//执行查询}}catch(SQLException e){e.printStackTrace();return null; //返回null值}finally{}}public static int executeUpdata(String sql) //更新方法{try{if(conn==null){new Business(); //如果连接对象为空，则重新调用构造方法return conn.createStatement().executeUpdate(sql); //执行更新}}catch(SQLException e){e.printStackTrace();return -1;}finally{}}public static void close() //关闭方法try{conn.close(); //关闭连接对象}catch(SQLException e){e.printStackTrace();}finally{conn=null; //设置连接对象为null值}}}//为数据库添加对应的类public class BookInfo{private String Book_id; //图书编号private String typeid; //类别编号private String writer; //作者private String translator; //译者private String publisher; //出版社private Date date; //出版日期private Double price; //图书单价private String getBookname; //图书名称public String getBookname(){return bookname;}public void setBookname(String bookname){this.bookname=bookname;}public Date getDate(){return date;}public void setDate(Date date){this.date=date;}public string getBook_id()return Book_id;}public void setBook_id(String Book_id) {this.Book_id=Book_id;}public Double getPrice(){return price;}public void setprice(Double price){this.price=price;}public String getPublisher(){return Publisher;}public void setPublisher(String publisher) {this.Publisher=Publisher;}public String getTranslator(){return translator;}public void setTranslator(String translator) {this.translator=translator;}public String getTypeid(){return typeid;}public void setTypeid(String typeid){this.typeid=typeid;}public String getWriter(){return writer;}public void setWriter(String writer)this.writer=writer;}}public class BookType //图书列表信息类{private String id; //图书类别编号private String typeName; //图书类别名称private String days; //可解天数private String fk; //每罚款金额public String getFk(){return fk;}public void setFk(String fk){this.fk=fk;}public String getDays(){return days;}public void setDays(String days){this.days=days;}public string getId(){return id;}public void setId(String id){this.Bid=id;}public String getTypeName(){return typeName;}public void setTypeName(String typeName){this.typeName=typeName;}}public class Order //图书订单信息类{private String Book_id; //图书编号private Date date; //下单时间private String number; //图书数量private String operator; //操作员private String checkAndAccept; //是否收到货private String zk; //图书折扣public String getcheckAndAccept(){return checkAndAccept;}public void setcheckAndAccept(String checkAndAccept) {this.checkAndAccept=checkAndAccept;}public Date getDate(){return date;}public void setDate(Date date){this.date=date;}public string getBook_id(){return book_id;}public void setBook_id(String book_id){this.book_id=book_id;}public String getNumber(){return number;}public void setNumber(String number){this.number=number;}public String getOperator(){return operator;}public void setOperator(String operator){this.operatorr=operator；}public String getZk(){return zk;}public void setZk(String Zk){this.zk=zk;}}public class Operater{private String id; //操作员编号private String name; //操作员用户名private String grade; //操作员等级private String password; //操作员密码private String type; //出版社public String getType(){return type;}public void setType(String type){this.type=type;}public string getGrade(){return grade;}public void setGrade(String grade){this.grade=grade;}public String getId(){return id;}public void setId(String id){this.id=id;}public String getName()return name;}public void setName(String name){=name;}public String getPassword(){return password;}public void setPassword(String password){this.password=password;}}public class Borrow //书籍借阅信息类{private int id; //借阅编号private String book_id; //图书编号private String reader_id; //读者编号private String num; //借书数量private String borrowDate; //借书日期private String backDate; //应还日期private String Bookname; //图书名称public String getBookname(){return bookname;}public void setBookname(String bookname){this.bookname=bookname;}public string getBackDate(){return backDate;}public void setBackDate(String backDate){this.backDate=backDate;}public string getBorrowDate(){return borrowDate;public void setBorrowDate(String borrowDate){this.borrowDate=borrowDate;}public String getNum(){return num;}public void setNum(String num){this.num=num;}public String getBook_id(){return book_id;}public void setBook_id(String book_id){this.book_id=book_id;}public String getReader_id(){return reader_id;}public void setReader_id(String reader_id){this.reader_id=reader_id;}public int getId(){return id;}public void setId(Int id){this.id=id;}}public class Back //图书归还信息类{private String book_id; //图书编号private String bookname; //图书名称private String operatorId; //操作员编号private String borrowDate; //图书借阅时间private String backDate; //图书归还时间private String readerName; //读者姓名private String reader_id; //读者编号private int typeId;private int id；public int getId(){return id;}public void setId(int id){this.id=id;}public int getTypeId(){return typeid;}public void setTypeId(int typeid){this.typeId=typeId;}public string getBackDate(){return backDate;}public void setBackDate(String backDate) {this.backDate=backDate;}public String getBookname(){return bookname;}public void setBookname(String bookname) {this.bookname=bookname;}public string getBorrowDate(){return borrowDate;}public void setBorrowDate(String borrowDate) {this.borrowDate=borrowDate;}public String getOperatorId(){return operatorId;}public void setOperatorId(String operatorId){this.operatorId=operatorId;}public String getBook_id(){return book_id;}public void setBook_id(String book_id){this.book_id=book_id;}public String getReader_id(){return reader_id;}public void setReader_id(String reader_id){this.reader_id=reader_id;}public String getReaderName(){return readerName;}public void setReaderName(String readerName){this.readerName=readerName;}}//系统登录模块设计public class BookLogin extends JFrame{private static final Operater Type=null; //人员类型private static Operater user; //用户名private JPasswordField password;private JTextField username;private JButton login;private JButton reset;public BookLogin(){super();final BorderLayout borderLayout=new BorderLayout(); //创建布局管理器setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //设置“关闭”按钮处理事件borderLayout.setVgap(10); //设置组件间的垂直关系getContentPane().setLayout(borderLayout); //使用布局管理器setTitle("图书管理系统登录") //设置窗体标题Toolkit tool=Toolkit.getDefaultToolkit(); //获得默认的工具箱Dimension screenSize=tool.getScreenSize(); //获得屏幕的大小setSize(285,194);setLocation((screenSize.width-getWidth())/2,(screenSize.height-getHeight())/2); //设置窗体位置final JPanel mainPanel=new JPanel(); //创建主面板mainPanel.setLayout(new BorderLayout()); //设置边框布局mainPanel.setBorder(new EmptyBorder(0,0,0,0)) //设置边框为0getContentPane().add(mainPanel); //在窗体中加入主面板final JLabel imageLabel=new JLabel; //创建一个标签，用来显示图片ImageIcon loginIcon=Icon.add("login.jpg"); //创建一个图像图标imagelabel.setIcon(loginIcon); //设置图片imageLabel.setOpaque(true); //设置绘制其边界内的所有像素imageLabel.setBackground(Color.GREEN); //设置背景颜色imageLabel.setpreferredSize(new Dimension(260,60)); //设置标签大小mainPanel.add(imageLabel,BorderLayout.NORTH); //添加标签到主面板final JPanel centerPanel=new JPanel(); //添加一个中心面板final GridLayout gridLayout=new GridLayout(2,2); //创建网络布局管理器gridLayout.setHgap(5); //设置组件之间平行的距离gridLayout.setVgap(20); //设置组件之间垂直的距离centerPanel.setLayout(gridLayout); //使用布局管理器mainPanel.add(centerPanel); //添加到主桌面final JLabel userNamelabel=new JLabel(); //创建一个标签userNameLabel.setHorizontalAlignment(SwingConstants.CENTER); //设置对齐方式userNameLabel.setPreferredSize(new Dimension(0,0)); //设置组件大小userNameLabel.setMinimumSize(new Dimension(0,0)); //设置组件最小的大小centerPanel.add(userNameLabel); //添加到中心面板userNameLabel.setText("用户名："); //设置标签文本username=new JTextField(20); //创建文本框username.setPreferredSize(new Dimension(0,0)); //设置组件大小centerPanel.add(username); //添加到中心面板final JLabel passwordLabel=new JLabel(); //创建一个标签passwordLabel.setHorizontalAlignment(SwingConstants.CENTER); //设置对齐方式centerPanel.add(passwordLabel); //添加到中心面板passwordLabel.setText("密码："); //设置标签文本password=new JPasswordField(20); //创建密码框password.setDocument(new Document(6)); //设置密码长度为6password.addKeyListener(new KeyAdapter() //监听密码框{public void keyPressed(final keyEvent e) //监听键盘案件事件{if(e.getKeyCode()==10) //如果按了回车键{login.doClick(); //进行登录}}})centerPanel.add(password); //添加到中心面板final JPanel southPanel=new JPanel; //新增一个底部面板mainPanel.add(southPanel,BorderLayout.SOUTH); //添加到主面板中login=new JButton(); //创建按钮组件login.addActionListener(new BookLoginAtion()); //添加监听器login.setText("登录"); //设置按钮文本southPanel.add(login); //把按钮添加到底部面板reset=new JButton(); //创建按钮组件reset.addActionListener(new BookResetAction()); //添加监听器reset.setText("重置")；//设置按钮文本southPanel.add(reset); //把按钮添加到底部面板setVisible(true); //设置创建可见setResizable(false); //设置窗体不可改变大小}public static Operater getUser(){return user;}public static Operater getType(){return Type;}public static void setUser(Operater user){er=user;}}private class BookResetAction implements ActionListener{public void actionPerformed(final ActionEvent e){username.setText(""); //设置用户名输入框为空password.setText(""); //设置密码输入框为空}}private class BookLoginAction implements ActionListener{public void actionPerformed(final ActionEvent e){user=Business.check(username.getText(),newString(password.getPassword())); //调用business方法if(user.getName()!=null) //判断用户名是否为null{try{Main frame=new Main(); //创建一个主窗体frame.setVisible(true); //设置其可见BookLogin.this.setVisible(false); //设置登录窗体为不显示}catch(Exception ex){ex.printStackTrace();}}else{JOptionPane.showMessageDialog(null,"请输入正确的用户名和密码！"); //弹出提示框username.setText(""); //设置用户名输入框为空password.setText(""); //设置密码输入框为空}}}//基本信息管理模块public class ReaderAdd extends JInternalFrame //添加读者信息{public ReaderAdd(){super();setTitle("读者相关信息添加")；setIconifiable(true); //设置窗体可最小化setClosable(true); //设置窗体可关闭setBounds(100,100,500,350);final JLabel logoLabel=new JLabel();ImageIcon readerAddIcon=Icon.add("readerAdd.jpg");logoLabel.setIcon(readerAddIcon);logoLabel.setOpaque(true);logoLabel.setBackground(Color.CYAN);logoLabel.setPreferredSize(new Dimension(400,60));getContentPane().add(logoLabel,BorderLayout.NORTH);final JPanel panel=new JPanel();panel.setLayout(new FlowLayout());getContentPane().add(panel);final JPanel panel_1=new JPanel();final GridLayout gridLayout=new GridLayout(0,4);gridLayout.setVgap(15);gridLayout.setHgap(15);panel_1.setLayout(gridLayout);panel_1.setPreferredSize(new Dimension(450,200));panel.add(panel_1);final JLabel label_2=new JLabel();label_2.setText("姓名：")；panel_1.add(label_2);readername=new JTextField();readername.setDocument(new Document(10));panel_1.add(readername);final JLabel label_3=new JLabel();public void actionPerformed(final ActionEvent e){Check validator=new Check(); //校验类String zj=String.valueof(comboBox.getSelectedIndex());String id=read_id.getText().trim();Vector v1=new Vector();v1.clear();v1.add("reader"); //读取配置文件中相应的查询语句v1.add(id);if(l==validator.Validate(V1)) //检查是否存在该读者{JOptionPane.showMessageDialog(null,"添加失败，该读者编号已存在！")；}else{Inti=Business.InsertReader(readername.getText().trim(),sex.trim(),age.getText().trim(),zj number.getText().trim(),Date.valueOf(date.getText().trim()),maxnumber.getText().trim().tel.getText().trim (),Double.valueof(keepmoney.getText().trim()),zj,zy.getText().trim(),Date.valueOf(bztime.getText().trim()),read_id.getText().tri m());if(i==1){JOptionPane.showMessageDialog(null,"添加成功！");doDefaultCloseAction();}}}}class TelListener extends KeyAdapter{public void keyTyped(KeyEvent e){String numStr="0123456789-"+(char)8; //类型转换if(numStr.indexOf(e.getKeyChar())<0){e.consume();}}}//添加“关闭”按钮的事件监听器class CloseActionListener implements ActionListener{public void actionPerformed(final ActionEvent e){doDefaultCloseAction();}}private String[] columnNames("名称","性别"，"年龄","证件号码","借书证有效日期","借书量","电话","押金","证件","职业","读者编号","办证时间")；private String[] array=new String[]{"身份证","军人证","学生证"};String id;private Object[][] getFileStates(List list){Object[][]results=new Object[list.size()][columnNames.length];for(int i=0;i<list.size();i++){Reader reader=(Reader)list.get(i);result[i][0]=reader.getName(); //定义二维数组String sex;if(reader.getSex().equals("1")){sex="男";}else{sex="女"；}results[i][1]=sex; //读取读者歌属性值results[i][2]=reader.getAge();results[i][3]=reader.getIdentityCard();results[i][4]=reader.getDate();results[i][5]=reader.getMaxNum();results[i][6]=reader.getTel();results[i][7]=reader.getKeepMoney();results[i][8]=array[reader.getZj()];results[i][9]=reader.getZy();results[i][10]=reader.getBook_id();results[i][11]=reader.getBZtime();}return results;}//图书类别管理//添加图书信息utton.addActionListener(new ActionListener(){public void actionPerformed(final ActionEvent e){if(bookTypeName.getText().length()==0){JOptionPane.showMMessageDialog(null,"图书类别文本框不可为空");return;}if(days.getText().length()==0){JOptionPane.showMessageDialog(null,"可借天数文本框不可为空");return;}if(!check.isNumeric(days.getText().trim())){JOptionPane.showMessageDialog(null,"可借天数必须为数字");return;}if(fakuan.getText().length()==0){JOptionPane.showMessageDialog(null,"罚款文本框不可为空");return;}if(!check.isNumeric(fakuan.getText().trim())){JOptionPane.showMessageDialog(null,"罚款必须为数字");return;}inti=Business.InsertBookType(bookTypeName.getText().trim(),days.getText().trim(),Do uble.valueof(fakuan.getText.trim())/10);if(i==1){JOptionPane.showMessageDialog(null,"添加成功！");doDefaultCloseAction();}}});panel_6.add(button);final JButton buttonDel=new JButton();buttonDel.setText("关闭")；buttonDel.addActionListener(new ActionListener(){public void actionPerformed(final ActionEvent e){doDefaultCloseAction();}});panel_6.add(buttonDel);setVisibel(true);}//修改图书类class ButtonAddListener implements ActionListener{public void actionPerformed(ActionEvent e){Object selectedItem=bookTypeModel.getSelectedItem();inti=Business.UpdatebookType(BookTypeId.getText().trim(),selectedItem.toString(),day s.getText().trim(),fk.getText().trim());if(i==1){JOptionPane.showMessageDialog(null,"修改成功");object[][] results=getFileStates(Business.selectBookCategory());model.setDataVector(results.columnNames);table.setModel(model);}}}。

图书管理系统程序源代码

图书管理系统程序源代码

源程序1.主窗体Private Sub add_back_Click(）frmbackbookinfo.ShowEnd SubPrivate Sub add_binf_Click(）frmaddbookinfo.ShowEnd SubPrivate Sub add_book_style_Click（）frmaddbookstyle。

ShowEnd SubPrivate Sub add_manager_Click（）frmadduser.ShowEnd SubPrivate Sub add_rinf_Click（) frmaddreaderinfo.ShowEnd SubPrivate Sub add_rstyle_Click(）frmaddreaderstyle.ShowEnd SubPrivate Sub change_binf_Click() frmmodifybookinfo。

ShowEnd SubPrivate Sub change_book_style_Click(）frmmodifybookstyle。

ShowEnd SubPrivate Sub delete_binf_Click（）frmmodifybookinfo。

ShowEnd SubPrivate Sub delete_book_style_Click(）frmmodifybookstyle.ShowEnd SubPrivate Sub delete_rstyle_Click（）frmmodifyreaderstyle。

ShowEnd SubPrivate Sub exit_Click（)EndEnd SubPrivate Sub find_binf_Click(）frmfindbook。

ShowEnd SubPrivate Sub find_lend_Click（）frmfindborrowinfo。

ShowEnd SubPrivate Sub find_rinf_Click（）frmfindreader.ShowEnd SubPrivate Sub password_Click（）frmchangepwd。

图书馆管理系统源代码

图书馆管理系统源代码

以我给的标题写原创文档，最低1200字，要求以Markdown文本格式输出，不要带图片和AI、人工智能、Markdown、GPT等关键词，标题为：图书馆管理系统源代码# 图书馆管理系统源代码## 一、引言图书馆作为一个重要的知识资源和学术场所，对于学生和研究人员具有重要意义。

为了更好地管理图书馆资源和提供服务，图书馆管理系统应运而生。

本文将介绍图书馆管理系统的源代码设计和实现。

## 二、系统功能需求### 1. 登录功能- 提供管理员和用户登录功能- 管理员可进行图书管理、借阅管理等操作- 用户可查询图书信息、借阅情况等### 2. 图书管理- 添加新书籍信息- 修改或删除现有书籍信息- 查询图书信息，包括书名、作者、出版社等### 3. 借阅管理- 用户借阅图书- 用户归还图书- 管理员监管借阅情况### 4. 查询功能- 用户可以根据条件查询图书信息- 管理员可以查询借阅情况、用户信息等## 三、系统设计### 1. 数据库设计- 数据库包括图书信息表、用户信息表、借阅记录表等- 表之间建立关联，保证数据一致性和完整性### 2. 源代码结构```- books- README.md- book.js- bookRouter.js- users- README.md- user.js- userRouter.js- borrows- README.md- borrow.js- borrowRouter.js- index.js```### 3. 源代码逻辑- 使用Node.js构建后端服务- 使用Express框架处理路由和请求- 使用MongoDB作为数据库存储## 四、系统实现### 1. 登录功能```javascript// 用户登录router.post('/login', (req, res) => {// 处理登录逻辑});// 管理员登录router.post('/admin/login', (req, res) => { // 处理管理员登录逻辑});```### 2. 图书管理```javascript// 添加新书籍router.post('/addBook', (req, res) => {// 处理添加书籍逻辑});// 修改书籍信息router.put('/updateBook/:id', (req, res) => {// 处理修改书籍信息逻辑});// 删除书籍router.delete('/deleteBook/:id', (req, res) => {// 处理删除书籍逻辑});```### 3. 借阅管理```javascript// 用户借阅图书router.post('/borrowBook', (req, res) => {// 处理借阅图书逻辑});// 用户归还图书router.put('/returnBook/:id', (req, res) => {// 处理归还图书逻辑});```## 五、总结通过本文介绍，读者可以了解图书馆管理系统源代码的设计和实现逻辑。

C语言课程设计图书馆管理系统程序代码

C语言课程设计图书馆管理系统程序代码

#include〈stdio.h〉#include<windows.h〉#include〈string。

h〉#include<conio。

h>＃define M 100struct books｛char tsmc［12];inttsbh；float dj；char zz［12］;char czzt［12]；char xm[12］；char xb［12]；intxh; }s［M］;int N；bool flag；intmain （）｛intsele;flag=0；sele=1;void sr（)；void cx（）；void sc()；void js（);void hs(）;void tc（)；void jsh（)；//system （"tsgl”）;printf("\n\n")；printf(" ＊**＊＊＊＊***＊＊＊**＊＊＊******\n"）; printf（" 1：输入2：查询3:删除\n");printf（”4：借书5:还书0：退出\n");printf(” **＊＊＊*＊*******＊*＊**＊＊＊＊＊\n"); while(1）{printf(”\n\n请输入功能序号："）;scanf （”％d",&sele);if(sele>=0 && sele<=5）｛switch（sele)｛case 1：sr（）；break;case 2：cx()；break；case 3:sc（);break;case 4：js（)；break;case 5:hs（）;break;case 0:jsh（）；break;｝if(flag)break；printf（”\n\n");printf（” ***＊＊＊*＊***＊＊*＊＊＊＊＊＊*＊**\n”）; printf（" 1:输入2：查询3：删除\n")；printf（”4:借书5：还书0:退出\n”）;printf（” **＊*＊****＊＊＊*＊**＊****＊**\n”）；｝else｛printf(”输入错误请再次输入|\n\n")；printf（"\n\n")；printf（” ＊＊*＊＊*＊*＊＊＊*＊*＊*＊＊＊*＊＊＊*\n”)；printf（" 1：输入2:查询3：删除\n”);printf（”4:借书5:还书0：退出\n")；printf（" ＊＊＊＊＊*＊*＊***＊＊＊*＊*＊＊**＊*\n"）；}printf（"\n\n让任意键继续\n”)；} //wr_file（)；｝/*＊***＊主函数*＊＊//＊＊**＊***＊输入＊***＊＊***/void sr(）{intn,i；N=0;printf（"可输入的书本数:"）;scanf("%d",＆n）；N=n+N；printf("请输入相关信息：\n"）；for(i=1;i<=n;i++){printf(”图书名称：”)；scanf（”%s"，s［N-n-1+i］。

图书馆管理系统完整代码

图书馆管理系统完整代码
out.println("<h3>"+warning3+"</h3>"); String login=request.getParameter("login"); if(login!=null)
out.println("<h3>"+login+"</h3>"); %> </div></body> </html>
logon.jsp <%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 "/TR/html4/loose.dtd"> <html> <script language="JavaScript">
{ alert("请输入有效电话！"); return false;
} } var em,index; em=myform.email.value; index=myform.email.value.indexOf('@'); if(index<=0||index>=em.length-1) {
alert("请输入合法的电子邮件地址！"); return false; } } </script> <head> <title>用户注册</title> </head> <body><div align="center"><h2> 用户注册 </h2> <%!String sex=null; %> <form action="dealLogon.jsp" method="post" onSubmit="return check()" name="myform"> <table height="100%" border="1" align="center" width="90%"> <tbody><tr> <td align="right">用户名：<br></td> <td align="left"><input type="text" name="username"></td></tr> <tr> <td align="right">真实姓名：<br></td> <td align="left"><input type="text" name="truename"></td></tr> <tr> <td align="right">密码：</td> <td align="left"><input type="password" name="password"></td></tr> <tr> <td align="right">确认密码：</td> <td align="left"><input type="password" name="confirmPassword"></td></tr> <tr> <td align="right">年龄： </td> <td align="left"><input type="text" name="age"></td></tr> <tr> <td align="right">性别：</td> <td align="left"><input type="radio" name="sex" value="男" <%if(sex.equals("男")) out.println("checked");%>> <img src="Images/boy.gif" width="24" height="24">男

(完整word版)图书管理系统源代码

(完整word版)图书管理系统源代码

图书管理系统源代码(一）程序代码1。

主窗口界面import java.awt。

＊;import java.awt。

event.*;import javax。

swing.*；import javax.swing.border.TitledBorder;import java.awt。

Font;import javax.swing。

JMenu;public class MainWindow extends JFrame implements ActionListener { private static final long serialVersionUID = 1L;static String loginName;static String loginNo;JLabel mlabel；JPanel jp=new JPanel(）;//建立菜单栏JMenu a=new JMenu()；JMenu b=new JMenu(）；JMenu c=new JMenu（)；//建立系统管理菜单组JMenuItem aa=new JMenuItem（)；JMenuItem ab=new JMenuItem（)；JMenuItem ac=new JMenuItem（）;//建立读者管理菜单组JMenuItem bb=new JMenuItem（）；//建立书籍管理菜单组JMenuItem ca=new JMenuItem(）；JMenuItem cb=new JMenuItem（）；JMenuItem cc=new JMenuItem(）；JMenuItem cd=new JMenuItem(）;public MainWindow(）{super(”图书管理系统"）;addWindowListener（new WindowAdapter（）｛System.exit（0)；}｝）；Container d=getContentPane（）；this。

原创c语言图书馆管理系统源代码

原创c语言图书馆管理系统源代码

原创C语言图书馆管理系统源代码介绍图书馆作为一个重要的知识储备和学习场所，必须进行有效的管理和组织。

使用C语言编写的图书馆管理系统可以帮助图书馆实现自动化的借阅、归还和管理功能。

本文将介绍一个原创的C语言图书馆管理系统的源代码。

功能概述这个图书馆管理系统具有以下核心功能： - 图书管理：包括添加图书、删除图书、查询图书等操作。

- 借阅管理：可以进行借阅操作，记录借阅者和借阅时间。

- 归还管理：可以进行归还操作，并更新图书的可借状态。

- 用户管理：管理借阅者的信息，包括添加用户、删除用户、查询用户等操作。

数据结构设计该图书馆管理系统使用了以下几种数据结构： 1. 图书（Book）结构体：包含图书的ID、书名、作者、可借状态等字段。

2. 用户（User）结构体：包含用户的ID、姓名、地址等字段。

3. 借阅记录（BorrowRecord）结构体：包含借阅者ID、图书ID、借阅时间等字段。

系统流程整个系统的流程可以分为以下几个步骤： 1. 用户打开系统，进入主菜单。

2. 用户选择不同的功能选项（如图书管理、借阅管理、用户管理等）。

3. 根据用户选择的功能，进入相应的功能界面。

4. 用户可以根据提示，输入相应的信息进行图书管理、借阅管理或用户管理操作。

5. 用户完成操作后，可以选择返回主菜单或退出系统。

代码实现以下是一个简化版的C语言图书馆管理系统的源代码：```c #include <stdio.h>// 定义结构体 struct Book { int id; char name[50]; char author[50]; int isAvailable; };struct User { int id; char name[50]; char address[100]; };struct BorrowRecord { int userId; int bookId; char borrowDate[20]; };// 函数声明 void addBook(); void deleteBook(); void searchBook(); void borrowBook(); void returnBook(); void addUser(); void deleteUser(); void searchUser();int main() { int choice;do {// 显示主菜单printf(\。

图书管理系统实验报告+源代码

图书管理系统实验报告+源代码

图书信息管理系统课程设计：图书信息管理系统设计人员：林俊柱开发环境: eclipse数据库: sql server 2005说明：数据库里面的用户名为”sa”, 密码为：”1111”登录程序所用的用户名为: ljz ,密码为： 0000,当然，也可以使用注册功能，注册完成后使用自己的用户名和密码登录设计思路:该图书信息管理系统主要便于图书管理员管理教师的书籍借阅情况。

该程序实现的功能总共有五个板块：1、教师信息管理:包含了增加、删除、修改、查询教师信息等功能；2、图书信息管理:包含了增加、删除、修改、查询图书信息等功能；3、借书登记:登记教师借阅图书的相关信息；4、还书登记:登记教师归还图书的相关信息；5、催还:查询出并列出教师借阅图书超过期限的相关信息，以便催促教师还书.数据库的设计思路为：Teacher（读者号，姓名，性别，年龄，部门，联系方式）Book（ISBN，书名，作者，出版社，价格，类型）Borrow（读者号，ISBN，借阅日期，归还日期，办理人，归还办理人）（横线为主键，蓝色字体为外键）管理员信息表：Administrator（管理员编号，管理员密码，管理员姓名，性别，年龄，联系电话）数据库的连接：public class Dataclass {private static Connection conn = null;String driverName= "com.microsoft.sqlserver.jdbc.SQLServerDriver";String dbURL = "jdbc:sqlserver://localhost:1433;DatabaseName=Java 课程设计数据库 ";String userName="sa"; //默认用户名String userPwd="1111"; //密码//构造函数public Dataclass(){ //用于连接数库try {if (conn == null) {Class.forName(driverName);conn= DriverManager.getConnection(dbURL, userName, userPwd);}elsereturn;}catch (Exception e) { //捕获数据库连接不成功异常e.printStackTrace();}}public static ResultSet executeQuery(String sql) { //传送返回结果集的SQL语句try {if(conn==null)new Dataclass(); //调用构造函数连接数据库returnconn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR _UPDATABLE).executeQuery(sql); //返回可滚动的并发事件}catch (SQLException e) { //捕获访问数据库失败异常e.printStackTrace();return null;}}public static boolean executeUpdate(String sql) { //发送不返回结果集的SQL语句try {if(conn==null)new Dataclass(); //调用构造函数连接数据库int i = conn.createStatement().executeUpdate(sql);if(i != 0)return true;}catch (SQLException e) { //捕获访问数据库失败异常System.out.println(e.getMessage());return false; //不成功返回-1}return false;}public static void close() { //断开数据库连接方法try {conn.close();}catch (SQLException e) {e.printStackTrace();}finally{conn = null; //设置数据库连接对象为空}}}登录界面的实现：代码为：public class KCSJDL extends JFrame{JTextField textField1;JPasswordField textField2;public KCSJDL(){t ry{// 设置Windows观感UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.Windows LookAndFeel");}catch(Exception e){System.out.println("Look and Feel Exception");System.exit(0);}setTitle("图书管理系统登录界面");setBounds(400, 200, 376, 300);setResizable(false);Container con=getContentPane();JLabel lblNewLabel = new JLabel();lblNewLabel.setIcon(new ImageIcon("images/head.jpg"));JPanel Jpanel1 = new JPanel();Jpanel1.setLayout(new GridLayout(2, 1, 0, 0));JPanel Jpanel1_1 = new JPanel();Jpanel1_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 30));Jpanel1.add(Jpanel1_1);JLabel lblNewLabel2 = new JLabel(" 管理员编号：");Jpanel1_1.add(lblNewLabel2);textField1 = new JTextField();Jpanel1_1.add(textField1);textField1.setColumns(25);JPanel Jpanel1_2 = new JPanel();Jpanel1_2.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));Jpanel1.add(Jpanel1_2);JLabel label_1 = new JLabel(" 管理员密码：");Jpanel1_2.add(label_1);textField2 = new JPasswordField();Jpanel1_2.add(textField2);textField2.setColumns(25);JPanel Jpanel2 = new JPanel();JLabel label = new JLabel(" ");JButton button1 = new JButton(" 登录 ");JButton button2 = new JButton(" 注册 ");Jpanel2.add(label);Jpanel2.add(button1);Jpanel2.add(button2);con.add(lblNewLabel,"North");con.add(Jpanel1,"Center");con.add(Jpanel2,"South");textField1.addActionListener(new KCSJDLEvent(this));textField2.addActionListener(new KCSJDLEvent(this));button1.addActionListener(new KCSJDLEvent(this));button2.addActionListener(new KCSJDLEvent(this));}public static void main(String []args){K CSJDL test = new KCSJDL();t est.setVisible(true);t est.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);}}注册界面的实现：代码为：public class KCSJZC extends JFrame{private ButtonGroup buttonGroup = new ButtonGroup();JTextField textField1_1;JTextField textField2_1;JTextField textField3_1;JTextField textField4_1;JTextField textField4_2;JRadioButton radioButton1;JRadioButton radioButton2;public KCSJZC(){try{// 设置Windows观感UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.Windows LookAndFeel");}catch(Exception e){System.out.println("Look and Feel Exception");System.exit(0);}setTitle("注册");setBounds(400, 200,500,550);setResizable(false);Container con=getContentPane();JLabel lblNewLabel = new JLabel();lblNewLabel.setIcon(new ImageIcon("images/ZC.png"));con.add(lblNewLabel,"North");JPanel Jpanel = new JPanel();Jpanel.setBorder(new TitledBorder(null, "管理员注册", TitledBorder.CENTER, TitledBorder.TOP, null, null));Jpanel.setLayout(new GridLayout(5, 1, 0, 0));con.add(Jpanel,"Center");JPanel J1 = new JPanel();J1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));Jpanel.add(J1);JLabel lb1_1 = new JLabel("管理员编号：");textField1_1 = new JTextField();textField1_1.setColumns(20);JLabel lb1_2 = new JLabel(" ");J1.add(lb1_1);J1.add(textField1_1);J1.add(lb1_2);JPanel J2 = new JPanel();J2.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));Jpanel.add(J2);JLabel lb2_1 = new JLabel("管理员密码：");textField2_1 = new JTextField();textField2_1.setColumns(20);JLabel lb2_2 = new JLabel(" 确认密码：");JTextField textField2_2 = new JTextField();textField2_2.setColumns(20);J2.add(lb2_1);J2.add(textField2_1);J2.add(lb2_2);J2.add(textField2_2);JPanel J3 = new JPanel();J3.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20)); Jpanel.add(J3);JLabel lb3_1 = new JLabel("管理员姓名：");textField3_1 = new JTextField();textField3_1.setColumns(20);JLabel lb3_2 = new JLabel(" 性别：");radioButton1 = new JRadioButton(" 男");//" " buttonGroup.add(radioButton1);JLabel lb3_3 = new JLabel(" ");radioButton2 = new JRadioButton(" 女");buttonGroup.add(radioButton2);J3.add(lb3_1);J3.add(textField3_1);J3.add(lb3_2);J3.add(radioButton1);J3.add(lb3_3);J3.add(radioButton2);JPanel J4 = new JPanel();J4.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20)); Jpanel.add(J4);JLabel lb4_1 = new JLabel("年龄：");textField4_1 = new JTextField();textField4_1.setColumns(20);JLabel lb4_2 = new JLabel(" 联系电话：");textField4_2 = new JTextField();textField4_2.setColumns(20);J4.add(lb4_1);J4.add(textField4_1);J4.add(lb4_2);J4.add(textField4_2);JPanel J5 = new JPanel();J5.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20)); Jpanel.add(J5);JButton Jb1 = new JButton(" 注册 ");Jb1.setIcon(new ImageIcon("images/JY.png"));Jb1.addActionListener(new enrollEvent(this));JButton Jb2 = new JButton("返回登录界面");Jb2.setIcon(new ImageIcon("images/GH.png"));Jb2.addActionListener(new enrollEvent(this));J5.add(Jb1);J5.add(Jb2);}}首页界面的实现：代码为：class KCSJMain extends JFrame {JButton Jbutton[] = new JButton[6];JPanel Jpanel;JPanel Jpanel1;JPanel Jpanel2;JPanel Jpanel3;JPanel Jpanel4;JPanel Jpanel5;JTextField textField_1;JTextField textField_2;JTextField textField_3;JTextField textField_4;JTextField textField_5;public KCSJMain(){t ry{// 设置Windows观感UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.Windows LookAndFeel");}catch(Exception e){System.out.println("Look and Feel Exception");System.exit(0);}s etTitle("图书管理系统");s etBounds(150, 150, 950, 620);s etResizable(false);C ontainer con=getContentPane();S tring str[] = {" 首页 ","教师信息管理","图书信息管理"," 借书登记"," 还书登记 "," 催还 "};String Pfilename[] ={"images/c6.png","images/p1.png","images/p2.png","images/p3.png","ima ges/p4.png","images/p5.png"};for(int i = 0;i < str.length;i++){Jbutton[i] = new JButton(str[i]);Jbutton[i].setIcon(new ImageIcon(Pfilename[i]));Jbutton[i].setHorizontalTextPosition(JButton.CENTER);Jbutton[i].setVerticalTextPosition(JButton.BOTTOM);}JPanel panel = new JPanel();panel.setBorder(new LineBorder(Color.LIGHT_GRAY));for(int i = 0;i < str.length;i++){panel.add(Jbutton[i]);}//左边JPanel jpanel = new JPanel();jpanel.setBorder(new LineBorder(Color.LIGHT_GRAY));jpanel.setLayout(new BoxLayout(jpanel, BoxLayout.Y_AXIS));JPanel panel_1 = new JPanel();panel_1.setBorder(newTitledBorder(UIManager.getBorder("TitledBorder.border"), "欢迎使用图书管理系统", TitledBorder.CENTER, TitledBorder.TOP, null, new Color(0, 0, 0)));jpanel.add(panel_1);JTextArea textArea = new JTextArea();textArea.setColumns(30);textArea.setRows(5);textArea.setText("【功能简要介绍】：\n 该系统可以对教师读者以及图 \n 书进行管理,包括增删改查等功能\n ，方便于管理，是管理员的小小\n 助手！");textArea.setBackground(SystemColor.control);textArea.setEditable(false);panel_1.add(textArea);JPanel panel_2 = new JPanel();panel_2.setBorder(new TitledBorder(null, "您好，欢迎登录图书管理系统", TitledBorder.CENTER, TitledBorder.TOP, null, null));jpanel.add(panel_2);JPanel jp = new JPanel();jp.setLayout(new GridLayout(5, 1, 0, 0));panel_2.add(jp);String str1[] = {"管理员编号：","管理员姓名："," 性别： "," 年龄："," 联系电话： "};JPanel JP[] = new JPanel[str1.length];JLabel label[] = new JLabel[str1.length];for(int i = 0;i < str1.length;i++){JP[i] = new JPanel();label[i]= new JLabel(str1[i]);JP[i].add(label[i]);jp.add(JP[i]);}textField_1 = new JTextField();textField_1.setColumns(20);JP[0].add(textField_1);textField_2 = new JTextField();textField_2.setColumns(20);JP[1].add(textField_2);textField_3 = new JTextField();textField_3.setColumns(20);JP[2].add(textField_3);textField_4 = new JTextField();textField_4.setColumns(20);JP[3].add(textField_4);textField_5 = new JTextField();textField_5.setColumns(20);JP[4].add(textField_5);//面板Jpanel = new JPanel();Jpanel.setBorder(new LineBorder(Color.LIGHT_GRAY));JLabel lblNewLabel = new JLabel("");lblNewLabel.setIcon(new ImageIcon("images/picture.png"));Jpanel.add(lblNewLabel);Jpanel1 = new JPanelclass1();Jpanel2 = new JPanelclass2();Jpanel3 = new JPanelclass3();Jpanel4 = new JPanelclass4();Jpanel5 = new JPanelclass5();con.add(panel,"North");con.add(jpanel,"West");con.add(Jpanel,"Center");//注册事件侦听器Jbutton[0].addActionListener(new ButtonEvent(this,Jpanel));Jbutton[1].addActionListener(new ButtonEvent(this,Jpanel1));Jbutton[2].addActionListener(new ButtonEvent(this,Jpanel2));Jbutton[3].addActionListener(new ButtonEvent(this,Jpanel3));Jbutton[4].addActionListener(new ButtonEvent(this,Jpanel4));Jbutton[5].addActionListener(new ButtonEvent(this,Jpanel5));//确认退出系统this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE) ;this.addWindowListener(new WindowAdapter() {public void windowClosing(WindowEvent e) {int confirm=JOptionPane.showConfirmDialog(null,"是否要退出图书馆管理系统？","确认框",JOptionPane.YES_NO_OPTION);if (confirm==JOptionPane.YES_OPTION)System.exit(0);}});}}//当点击功能板块的图标时，图标会发生变化class ButtonEvent implements ActionListener {private KCSJMain frame;private JPanel jpanel;public ButtonEvent(KCSJMain frame,JPanel jpanel){this.frame = frame;this.jpanel = jpanel;}public void actionPerformed(ActionEvent e){String btnLabel = e.getActionCommand();if(btnLabel.equals("教师信息管理")){frame.Jbutton[0].setIcon(new ImageIcon("images/p6.png"));frame.Jbutton[1].setIcon(new ImageIcon("images/c1.png"));frame.Jbutton[2].setIcon(new ImageIcon("images/p2.png"));frame.Jbutton[3].setIcon(new ImageIcon("images/p3.png"));frame.Jbutton[4].setIcon(new ImageIcon("images/p4.png"));frame.Jbutton[5].setIcon(new ImageIcon("images/p5.png"));}else if(btnLabel.equals("图书信息管理")){frame.Jbutton[0].setIcon(new ImageIcon("images/p6.png"));frame.Jbutton[1].setIcon(new ImageIcon("images/p1.png"));frame.Jbutton[2].setIcon(new ImageIcon("images/c2.png"));frame.Jbutton[3].setIcon(new ImageIcon("images/p3.png"));frame.Jbutton[4].setIcon(new ImageIcon("images/p4.png"));frame.Jbutton[5].setIcon(new ImageIcon("images/p5.png"));}else if(btnLabel.equals(" 借书登记 ")){frame.Jbutton[0].setIcon(new ImageIcon("images/p6.png"));frame.Jbutton[1].setIcon(new ImageIcon("images/p1.png"));frame.Jbutton[2].setIcon(new ImageIcon("images/p2.png"));frame.Jbutton[3].setIcon(new ImageIcon("images/c3.png"));frame.Jbutton[4].setIcon(new ImageIcon("images/p4.png"));frame.Jbutton[5].setIcon(new ImageIcon("images/p5.png"));}else if(btnLabel.equals(" 还书登记 ")){frame.Jbutton[0].setIcon(new ImageIcon("images/p6.png"));frame.Jbutton[1].setIcon(new ImageIcon("images/p1.png"));frame.Jbutton[2].setIcon(new ImageIcon("images/p2.png"));frame.Jbutton[3].setIcon(new ImageIcon("images/p3.png"));frame.Jbutton[4].setIcon(new ImageIcon("images/c4.png"));frame.Jbutton[5].setIcon(new ImageIcon("images/p5.png"));}else if(btnLabel.equals(" 催还 ")){frame.Jbutton[0].setIcon(new ImageIcon("images/p6.png"));frame.Jbutton[1].setIcon(new ImageIcon("images/p1.png"));frame.Jbutton[2].setIcon(new ImageIcon("images/p2.png"));frame.Jbutton[3].setIcon(new ImageIcon("images/p3.png"));frame.Jbutton[4].setIcon(new ImageIcon("images/p4.png"));frame.Jbutton[5].setIcon(new ImageIcon("images/c5.png"));}else{frame.Jbutton[0].setIcon(new ImageIcon("images/c6.png"));frame.Jbutton[1].setIcon(new ImageIcon("images/p1.png"));frame.Jbutton[2].setIcon(new ImageIcon("images/p2.png"));frame.Jbutton[3].setIcon(new ImageIcon("images/p3.png"));frame.Jbutton[4].setIcon(new ImageIcon("images/p4.png"));frame.Jbutton[5].setIcon(new ImageIcon("images/p5.png")); }frame.Jpanel.setVisible(false);frame.Jpanel1.setVisible(false);frame.Jpanel2.setVisible(false);frame.Jpanel3.setVisible(false);frame.Jpanel4.setVisible(false);frame.Jpanel5.setVisible(false);frame.add(jpanel,"Center");jpanel.setVisible(true);}}教师信息管理的实现(面板中还有四个功能)：代码为：class JPanelclass1 extends JPanel {//选项卡1private ButtonGroup buttonGroup1 = new ButtonGroup();JTextField ZJtextField11;JTextField ZJtextField12;JRadioButton radioButton11;JRadioButton radioButton12;JTextField ZJtextField22;JTextField ZJtextField31;JTextField ZJtextField32;//选项卡2JTextField SCtextField2_11;JPanel SCJp2_2;//选项卡3private ButtonGroup buttonGroup2 = new ButtonGroup();JTextField XGtextField3_11;JTextField XGtextField3_21;JRadioButton radioButton21;JRadioButton radioButton22;JTextField XGtextField3_221;JTextField XGtextField3_222;JTextField XGtextField3_231;//选项卡4JTextField CXtextField4_1;JPanel CXJp4_2;public JPanelclass1(){setLayout(new BorderLayout(0, 0));setBorder(new LineBorder(Color.LIGHT_GRAY));//选择面板JTabbedPane JT1 = new JTabbedPane(JTabbedPane.TOP);add(JT1);//选项卡1JPanel panel_1 = new JPanel();panel_1.setLayout(new GridLayout(0, 1, 0, 0));JT1.addTab("增加教师信息", null, panel_1, null);JPanel J1 = new JPanel();J1.setBorder(new TitledBorder(null, "增加教师信息", TitledBorder.CENTER, TitledBorder.TOP, null, null));J1.setLayout(new GridLayout(4, 1, 0, 0));panel_1.add(J1);JPanel Jp_1 = new JPanel();Jp_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));J1.add(Jp_1);JLabel Jl11 = new JLabel("读者号：");ZJtextField11 = new JTextField();ZJtextField11.setColumns(20);JLabel Jl12 = new JLabel("*必填");JLabel Jl13 = new JLabel(" 姓名：");ZJtextField12 = new JTextField();ZJtextField12.setColumns(20);JLabel Jl14 = new JLabel("*必填");Jp_1.add(Jl11);Jp_1.add(ZJtextField11);Jp_1.add(Jl12);Jp_1.add(Jl13);Jp_1.add(ZJtextField12);Jp_1.add(Jl14);JPanel Jp_2 = new JPanel();J1.add(Jp_2);JLabel Jl21 = new JLabel("性别： "); radioButton11 = new JRadioButton(" 男");//" " buttonGroup1.add(radioButton11);JLabel Jl23 = new JLabel(" ");radioButton12 = new JRadioButton(" 女"); buttonGroup1.add(radioButton12);JLabel Jl22 = new JLabel(" 年龄："); ZJtextField22 = new JTextField();ZJtextField22.setColumns(20);JLabel Jl24 = new JLabel(" ");Jp_2.add(Jl21);Jp_2.add(radioButton11);Jp_2.add(radioButton12);Jp_2.add(Jl23);Jp_2.add(Jl22);Jp_2.add(ZJtextField22);Jp_2.add(Jl24);JPanel Jp_3 = new JPanel();J1.add(Jp_3);JLabel Jl31 = new JLabel("部门："); ZJtextField31 = new JTextField();ZJtextField31.setColumns(20);JLabel Jl32 = new JLabel(" 联系方式："); ZJtextField32 = new JTextField();ZJtextField32.setColumns(20);JLabel Jl33 = new JLabel("*必填");Jp_3.add(Jl31);Jp_3.add(ZJtextField31);Jp_3.add(Jl32);Jp_3.add(ZJtextField32);Jp_3.add(Jl33);JPanel Jp_4 = new JPanel();J1.add(Jp_4);JButton Jb1 = new JButton(" 增加 ");Jb1.setIcon(new ImageIcon("images/ZJ.png")); Jp_4.add(Jb1);//注册侦听器Jb1.addActionListener(new JPanelclass1_1Event(this));//选项卡2JPanel panel_2 = new JPanel();panel_2.setLayout(new GridLayout(0, 1, 0, 0));JT1.addTab("删除教师信息", null, panel_2, null);JPanel J2 = new JPanel();J2.setBorder(new TitledBorder(null, "删除教师信息", TitledBorder.CENTER, TitledBorder.TOP, null, null));J2.setLayout(new GridLayout(3, 1, 0, 0));panel_2.add(J2);JPanel Jp2_1 = new JPanel();Jp2_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 25));J2.add(Jp2_1);JLabel Jl2_11 = new JLabel("请输入读者号：");SCtextField2_11 = new JTextField();SCtextField2_11.setColumns(20);JButton Jb2_1 = new JButton(" 查询 ");Jb2_1.setIcon(new ImageIcon("images/b.png"));Jp2_1.add(Jl2_11);Jp2_1.add(SCtextField2_11);Jp2_1.add(Jb2_1);SCJp2_2 = new JPanel();SCJp2_2.setLayout(new BorderLayout());SCJp2_2.setBorder(new TitledBorder(null, "该教师的信息", TitledBorder.LEADING, TitledBorder.TOP, null, null));J2.add(SCJp2_2);JPanel Jp2_3 = new JPanel();Jp2_3.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 25));J2.add(Jp2_3);JButton Jb2_2 = new JButton(" 删除 ");Jb2_2.setIcon(new ImageIcon("images/SC.png"));Jp2_3.add(Jb2_2);//注册侦听器Jb2_1.addActionListener(new JPanelclass1_2Event(this));Jb2_2.addActionListener(new JPanelclass1_2Event(this));//选项卡3JPanel panel_3 = new JPanel();panel_3.setLayout(new GridLayout(0, 1, 0, 0));JT1.addTab("修改教师信息", null, panel_3, null);JPanel J3 = new JPanel();J3.setBorder(new TitledBorder(null, "修改教师信息", TitledBorder.CENTER, TitledBorder.TOP, null, null));J3.setLayout(new GridLayout(2, 1, 0, 0));panel_3.add(J3);JPanel Jp3_1 = new JPanel();Jp3_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));J3.add(Jp3_1);JLabel Jl3_11 = new JLabel("请输入读者号：");XGtextField3_11 = new JTextField();XGtextField3_11.setColumns(20);JButton Jb3_1 = new JButton(" 查询该教师 ");Jb3_1.setIcon(new ImageIcon("images/b.png"));Jp3_1.add(Jl3_11);Jp3_1.add(XGtextField3_11);Jp3_1.add(Jb3_1);JPanel Jp3_2 = new JPanel();Jp3_2.setBorder(new TitledBorder(null, "修改教师信息", TitledBorder.LEADING, TitledBorder.TOP, null, null));Jp3_2.setLayout(new GridLayout(4, 1, 0, 0));J3.add(Jp3_2);JPanel Jp3_21 = new JPanel();Jp3_2.add(Jp3_21);JLabel Jl3_21 = new JLabel("教师姓名：");XGtextField3_21 = new JTextField();XGtextField3_21.setColumns(20);JLabel Jl3_22 = new JLabel(" 教师性别：");radioButton21 = new JRadioButton("男");//" "buttonGroup2.add(radioButton21);JLabel Jl3_23 = new JLabel(" ");radioButton22 = new JRadioButton("女");buttonGroup2.add(radioButton22);JLabel Jl3_24 = new JLabel(" ");Jp3_21.add(Jl3_21 );Jp3_21.add(XGtextField3_21);Jp3_21.add(Jl3_22);Jp3_21.add(radioButton21);Jp3_21.add(radioButton22);Jp3_21.add(Jl3_23);Jp3_21.add(Jl3_24);JPanel Jp3_22 = new JPanel();Jp3_2.add(Jp3_22);JLabel Jl3_221 = new JLabel("年龄：");XGtextField3_221 = new JTextField();XGtextField3_221.setColumns(20);JLabel Jl3_222 = new JLabel(" 部门：");XGtextField3_222 = new JTextField();XGtextField3_222.setColumns(20);Jp3_22.add(Jl3_221);Jp3_22.add(XGtextField3_221);Jp3_22.add(Jl3_222);Jp3_22.add(XGtextField3_222);JPanel Jp3_23 = new JPanel();Jp3_2.add(Jp3_23);JLabel Jl3_231 = new JLabel("联系方式：");XGtextField3_231 = new JTextField();XGtextField3_231.setColumns(20);JLabel Jl3_232 = new JLabel(" "); Jp3_23.add(Jl3_231);Jp3_23.add(XGtextField3_231);Jp3_23.add(Jl3_232);JPanel Jp3_24 = new JPanel();Jp3_2.add(Jp3_24);JButton Jb3_24 = new JButton(" 修改 ");Jb3_24.setIcon(new ImageIcon("images/XG.png"));Jp3_24.add(Jb3_24);//注册侦听器Jb3_1.addActionListener(new JPanelclass1_3Event(this));Jb3_24.addActionListener(new JPanelclass1_3Event(this));//选项卡4JPanel panel_4 = new JPanel();panel_4.setLayout(new GridLayout(0, 1, 0, 0));JT1.addTab("查询教师信息", null, panel_4, null);JPanel J4 = new JPanel();J4.setBorder(new TitledBorder(null, "查询教师信息", TitledBorder.CENTER, TitledBorder.TOP, null, null));J4.setLayout(new GridLayout(2, 1, 0, 0));panel_4.add(J4);JPanel Jp4_1 = new JPanel();Jp4_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));J4.add(Jp4_1);JLabel Jl4_1 = new JLabel("请输入读者号：");CXtextField4_1 = new JTextField();CXtextField4_1.setColumns(20);JButton Jb4_1 = new JButton(" 查询该教师 ");Jb4_1.setIcon(new ImageIcon("images/b.png"));Jp4_1.add(Jl4_1);Jp4_1.add(CXtextField4_1);Jp4_1.add(Jb4_1);CXJp4_2 = new JPanel();CXJp4_2.setLayout(new BorderLayout());CXJp4_2.setBorder(new TitledBorder(null, "查询结果", TitledBorder.LEADING, TitledBorder.TOP, null, null));J4.add(CXJp4_2);//注册侦听器Jb4_1.addActionListener(new JPanelclass1_4Event(this));}}图书信息管理的实现：class JPanelclass2 extends JPanel{//选项卡1JTextField ZJtextField1_1;JTextField ZJtextField1_12;JTextField ZJtextField1_2;JTextField ZJtextField1_22;JTextField ZJtextField1_3;JTextField ZJtextField1_32;//选项卡2JTextField SCtextField2_1;JPanel SCJp2_2;//选项卡3JTextField XGtextField3_1;JTextField XGtextField3_21;JTextField XGtextField3_22;JTextField XGtextField3_221;JTextField XGtextField3_222;JTextField XGtextField3_23;//选项卡4JTextField CXtextField14;JPanel CXJp4_2;public JPanelclass2(){setLayout(new BorderLayout(0, 0));setBorder(new LineBorder(Color.LIGHT_GRAY));//选择面板JTabbedPane JT1 = new JTabbedPane(JTabbedPane.TOP);add(JT1);//选项卡1JPanel panel_1 = new JPanel();panel_1.setLayout(new GridLayout(0, 1, 0, 0));JT1.addTab("增加图书信息", null, panel_1, null);JPanel J1 = new JPanel();J1.setBorder(new TitledBorder(null, "增加图书信息", TitledBorder.CENTER, TitledBorder.TOP, null, null));J1.setLayout(new GridLayout(4, 1, 0, 0));panel_1.add(J1);JPanel Jp1_1 = new JPanel();Jp1_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));J1.add(Jp1_1);JLabel Jl1_1 = new JLabel(" ISBN：");ZJtextField1_1 = new JTextField();ZJtextField1_1.setColumns(20);JLabel Jl1_12 = new JLabel("*必填书名：");ZJtextField1_12 = new JTextField();ZJtextField1_12.setColumns(20);JLabel Jl1_13 = new JLabel("*必填");Jp1_1.add(Jl1_1);Jp1_1.add(ZJtextField1_1);Jp1_1.add(Jl1_12);Jp1_1.add(ZJtextField1_12);Jp1_1.add(Jl1_13);JPanel Jp1_2 = new JPanel();J1.add(Jp1_2);JLabel Jl1_2 = new JLabel("作者：");ZJtextField1_2 = new JTextField();ZJtextField1_2.setColumns(20);JLabel Jl1_22 = new JLabel("*必填价格：");ZJtextField1_22 = new JTextField();ZJtextField1_22.setColumns(20);JLabel Jl1_23 = new JLabel("*必填");Jp1_2.add(Jl1_2);Jp1_2.add(ZJtextField1_2);Jp1_2.add(Jl1_22);Jp1_2.add(ZJtextField1_22);Jp1_2.add(Jl1_23);JPanel Jp1_3 = new JPanel();J1.add(Jp1_3);JLabel Jl1_3 = new JLabel("出版社：");ZJtextField1_3 = new JTextField();ZJtextField1_3.setColumns(20);JLabel Jl1_32 = new JLabel("*必填类型：");ZJtextField1_32 = new JTextField();ZJtextField1_32.setColumns(20);JLabel Jl1_33 = new JLabel(" ");Jp1_3.add(Jl1_3);Jp1_3.add(ZJtextField1_3);Jp1_3.add(Jl1_32);Jp1_3.add(ZJtextField1_32);Jp1_3.add(Jl1_33);JPanel Jp1_4 = new JPanel();J1.add(Jp1_4);JButton Jb1_4 = new JButton(" 增加 ");Jb1_4.setIcon(new ImageIcon("images/ZJ.png"));Jp1_4.add(Jb1_4);//注册侦听器Jb1_4.addActionListener(new JPanelclass2_1Event(this));//选项卡2JPanel panel_2 = new JPanel();panel_2.setLayout(new GridLayout(0, 1, 0, 0));JT1.addTab("删除图书信息", null, panel_2, null);JPanel J2 = new JPanel();J2.setBorder(new TitledBorder(null, "删除图书信息", TitledBorder.CENTER, TitledBorder.TOP, null, null));J2.setLayout(new GridLayout(3, 1, 0, 0));panel_2.add(J2);JPanel Jp2_1 = new JPanel();Jp2_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 25));J2.add(Jp2_1);JLabel Jl2_1 = new JLabel("请输入ISBN：");SCtextField2_1 = new JTextField();SCtextField2_1.setColumns(20);JButton Jb2_1 = new JButton("查询");Jb2_1.setIcon(new ImageIcon("images/b.png"));Jp2_1.add(Jl2_1);Jp2_1.add(SCtextField2_1);Jp2_1.add(Jb2_1);SCJp2_2 = new JPanel();SCJp2_2.setLayout(new BorderLayout());SCJp2_2.setBorder(new TitledBorder(null, "查询结果", TitledBorder.LEADING, TitledBorder.TOP, null, null));J2.add(SCJp2_2);JPanel Jp2_3 = new JPanel();Jp2_3.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 25));J2.add(Jp2_3);JButton Jb2_2 = new JButton(" 删除 ");Jb2_2.setIcon(new ImageIcon("images/SC.png"));Jp2_3.add(Jb2_2);//注册侦听器Jb2_1.addActionListener(new JPanelclass2_2Event(this));Jb2_2.addActionListener(new JPanelclass2_2Event(this));//选项卡3JPanel panel_3 = new JPanel();panel_3.setLayout(new GridLayout(0, 1, 0, 0));JT1.addTab("修改图书信息", null, panel_3, null);JPanel J3 = new JPanel();J3.setBorder(new TitledBorder(null, "修改图书信息", TitledBorder.CENTER, TitledBorder.TOP, null, null));J3.setLayout(new GridLayout(2, 1, 0, 0));panel_3.add(J3);JPanel Jp3_1 = new JPanel();Jp3_1.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 20));J3.add(Jp3_1);。

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毕业设计_图书管理系统一、数据库设计数据库设CREATE DATABASE TSGLGOUSE TSGLGOCREATE TABLE Bmanage(bId varchar(10) PRIMARY KEY,bName varchar(50),--添加图书--图书编号--书名bNumber varchar(10),--书数目)GObSore varchar(50)--分类CREATE TABLE Madmin(mName varchar(10)PRIMARY KEY,mPwd varchar(25),mAge varchar(8),mSex varchar(4),mNumber varchar(15),mrole varchar(8))GO--图书员管理--图书管理员姓名--图书管理员密码--图书管理员年龄--图书管理员性别--图书管理员电话--图书管理员角色CREATE TABLE Reader(rSno varchar(10) PRIMARY KEY,rName varchar(10),rPwd varchar(25),rAge varchar(8),rSex varchar(4),rState varchar(8),rNumber varchar(15),rEmail varchar(25),--读者信息表reader--读者号--姓名--密码--年龄--性别--状态--电话号码--电子邮件rAdress varChar(50),--地址) GO rGrade varChar(15),rClass varchar(15),rRole varchar(8)--年级--班级--角色CREATE TABLE Rrecord(rSno varchar(10) PRIMARY KEY, rName varChar(10),bId varchar(10),bName varChar(50),bTime varchar(10),bBackTime varchar(10))GOCREATE TABLE SysSet(rRole varchar(8)PRIMARY KEY,rState varchar(8),Fine float(25),rDay varchar(8)--读者编号学号--读者姓名--图书编号--图书名称--借书时间--还书时间--读者角色--读者可借书数--过期罚款设置--可借书天数)二、界面截图及说明1) 登录窗口（实现管理员和馆长的登陆）3) 馆长窗口5) 新增图书窗口6) 新增管理员、查找及修改窗口7) 新增读者、查找及修改窗口8) 图书的查找及修改窗口9) 借阅窗口10)系统设置窗口三、主要代码主要代1) 登录窗口（实现管理员和馆长的登陆）登陆检查：using System;usingusing System.Linq;using System.Text;using System.Data;usingnamespace{class clsLoginCheck{public static DataTable CheckLogin(string UserId,string PWD) {{string SQLstmt="selectmName,mPwd,mRolefromMadminwheremName='"+UserId +"'andmPwd='"+PWD+"'";DataTable dt=clsGlobalVar.GetDataTable(SQLstmt);return dt;}}}}登陆：using System;usingusing ponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;usingusingnamespace prjTSGL.TSGL_UI{public partial class frmLogin:Form{public frmLogin(){InitializeComponent();}private void btnLogin_Click(object sender,EventArgs e){stringstringstring type="";try{DataTable dt=clsLoginCheck.CheckLogin(strUserID,strPWD);if{MessageBox.Show("登陆失败，请重新输入!");loginpwd.Focus();return; }else{type=dt.Rows[0]["mRole"].ToString().Trim();if"馆长"){if(type=="馆长"){this.Hide();frmManager objManager=new frmManager(); objManager.Show();}else{MessageBox.Show("您没有权限！"); loginpwd.Focus();return;}}else{if(type=="管理员"){this.Hide();frmAdmin objAdmin=new frmAdmin(); objAdmin.Show();}else{MessageBox.Show("您没有权限！"); loginpwd.Focus();return;}}}}catch(Exception ex) {throw ex;}}private void btnExit_Click(object sender,EventArgs e) {this.Close();}}}2) 管理员窗口using System;usingusing ponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;usingnamespace prjTSGL.TSGL_UI{public partial class frmAdmin:Form{public frmAdmin(){InitializeComponent();}private void ShowForm(Form frmToShow){this.Cursor=Cursors.WaitCursor;foreach(Form frmChild in this.MdiChildren){if(frmChild.GetType()==frmToShow.GetType()) {frmToShow.Dispose();frmChild.Activate();this.Cursor=Cursors.Default;return;}}frmToShow.MdiParent=this;frmToShow.Show();this.Cursor=Cursors.Default;}private void读者信息修改ToolStripMenuItem_Click(object sender,EventArgs e){ShowForm(new frmUpdateReader());}private void新增图书ToolStripMenuItem_Click(object sender,EventArgs e){ShowForm(new frmAddNewBook());}private void图书的查找和修改ToolStripMenuItem_Click(object sender,EventArgs e) {ShowForm(new frmUpdateBook());}private void流通管理ToolStripMenuItem_Click(object sender,EventArgs e){ShowForm(new frmBorrow());}private void帮助ToolStripMenuItem_Click(object sender,EventArgs e) {ShowForm(new frmAbout());}private void退出ToolStripMenuItem_Click(object sender,EventArgs e) {Application.Exit();}}}3) 馆长窗口using System;usingusing ponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;usingnamespace prjTSGL.TSGL_UI{public partial class frmManager:Form {public frmManager(){InitializeComponent();}private void ShowForm(Form frmToShow){this.Cursor=Cursors.WaitCursor;foreach(Form frmChild in this.MdiChildren){if(frmChild.GetType()==frmToShow.GetType()){frmToShow.Dispose();frmChild.Activate();this.Cursor=Cursors.Default;return;}}frmToShow.MdiParent=this;frmToShow.Show();this.Cursor=Cursors.Default;}private void frmManager_FormClosed(object sender,FormClosedEventArgs e){Application.Exit();}private void管理员信息管理ToolStripMenuItem_Click_1(object sender,EventArgs e) {ShowForm(new frmSelectAdmin());}private void系统设置ToolStripMenuItem_Click_1(object sender,EventArgs e) {ShowForm(new frmSys());}private void关于ToolStripMenuItem_Click(object sender,EventArgs e){ShowForm(new frmAbout());}private void退出ToolStripMenuItem_Click_1(object sender,EventArgs e){Application.Exit();}}}4) 关于窗口using System;usingusing ponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;usingnamespace prjTSGL.TSGL_UI{public partial class frmAbout:Form{public frmAbout(){InitializeComponent();}private void button1_Click(object sender,EventArgs e){this.Close(); }}}5) 新增图书窗口using System;usingusing ponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;usingusingnamespace prjTSGL.TSGL_UI{public partial class frmAddNewBook:Form {public frmAddNewBook(){InitializeComponent();}private bool ValidatInput(){if(textBox1.Text==""){MessageBox.Show("请输入图书编号！","输入提示",MessageBoxButtons.OK, rmation);textBox1.Focus();return false;}if(textBox2.Text==""){MessageBox.Show("请输入图书名称！","输入提示",MessageBoxButtons.OK, rmation);textBox2.Focus();return false;}if(textBox3.Text==""){MessageBox.Show("请输入图书数目！","输入提示",MessageBoxButtons.OK,rmation);textBox3.Focus();return false;}if(comboBox1.Text==""){MessageBox.Show("请选择图书类别！","输入提示",MessageBoxButtons.OK, rmation);textBox3.Focus();return false;}return true;}private void btnOK_Click_1(object sender,EventArgs e){if(ValidatInput())//stringid=textBox1.Text;//stringname=textBox2.Text;//stringNumber=textBox3.Text;//stringsore=comboBox1.Text;string sql="SELECT*FROMBmanageWHEREbId='""'";DataTable dt=clsGlobalVar.GetDataTable(sql);if{string SQL="insertintoBmanage(bId,bName,bNumber,bSore)values('"+ "','"()+"','""','""')";try{bool result=clsGlobalVar.ExecSQL(SQL);if(result)MessageBox.Show("添加成功！","操作提示",MessageBoxButtons.OK, rmation);textBox1.Text="";textBox2.Text="";textBox3.Text="";comboBox1.Text="";textBox1.Focus();}else{MessageBox.Show("添加失败！","操作提示",MessageBoxButtons.OK, MessageBoxIcon.Error);}}catch(Exception ex){MessageBox.Show("操作数据库出错！","操作演示",MessageBoxButtons.OK,MessageBoxIcon.Error);Console.WriteLine(ex.Message);}}else{MessageBox.Show("图书编号已存在！","操作提示",MessageBoxButtons.OK, rmation);textBox1.Focus();}}}private void btnCancel_Click(object sender,EventArgs e){this.Close();}}}6) 新增管理员、查找及修改窗口using System;usingusing ponentModel; using System.Data;using System.Drawing;using System.Linq;using System.Text;usingusingnamespace prjTSGL.TSGL_UI{public partial class frmSelectAdmin:Form {public frmSelectAdmin(){InitializeComponent();}string name="";string SQL="";string PWD="";string Age="";string Sex="";string Tel="";string Role="";private void SelectAdmin(){string strfilter="";string SQL="selectmNameAS用户名,mPwdAS密码,mAgeAS年龄,mSexAS性别,mNumber AS电话,mRoleAS角色fromMadmin";if(txtName.Text=="")strfilter="";elsestrfilter="wheremName='""'";try{DataTable dt=clsGlobalVar.GetDataTable(SQL+strfilter);int intIndex=0;if{MessageBox.Show("抱歉，没有您要找的用户！","结果提示", MessageBoxButtons.OK,rmation);txtName.Text=""; txtPWD.Text=""; txtAge.Text=""; cboSex.Text=""; txtTel.Text=""; cboRole.Text=""; }else{{"序号",100,HorizontalAlignment.Center);for(int{HorizontalAlignment.Center);}for(int{intIndex=intI+1;LV.Items[intI].SubItems.Add(dt.Rows[intI]["用户名"].ToString().Trim());LV.Items[intI].SubItems.Add(dt.Rows[intI]["密码"].ToString().Trim());LV.Items[intI].SubItems.Add(dt.Rows[intI]["年龄"].ToString().Trim());LV.Items[intI].SubItems.Add(dt.Rows[intI]["性别"].ToString().Trim());LV.Items[intI].SubItems.Add(dt.Rows[intI]["电话"].ToString().Trim());LV.Items[intI].SubItems.Add(dt.Rows[intI]["角色"].ToString().Trim());}}}}//连接数据库，将数据读取出放入MadminDatacatch(Exception ex){MessageBox.Show("查询数据库出错！","提示",MessageBoxButtons.OK, MessageBoxIcon.Error);Console.WriteLine(ex.Message);}}private void btnSearch_Click(object sender,EventArgs e) {SelectAdmin();//调用函数}//实现修改功能private void btnUpdata_Click(object sender,EventArgs e){if(txtName.Text==""||cboRole.Text==""){MessageBox.Show("请选择要修改的用户!");}else{SQL="UPDATEMadminSETmName='""',mPwd='"+"',mAge='""',mSex='""',mNumber='""',mRole='""'wheremName='"+name+"'ANDmPwd='"+PWD+"'ANDmAge='"+Age+"'ANDmSex='"+Sex+"'ANDmNumber='"+Tel+"'AND mRole='"+Role+"'";try{bool result=clsGlobalVar.ExecSQL(SQL);if(result){//txtName.Text="";txtPWD.Text="";txtAge.Text="";cboSex.Text="";txtTel.Text="";cboRole.Text="";MessageBox.Show("修改已成功"); SelectAdmin();}else{MessageBox.Show("更新失败！","操作提示",MessageBoxButtons.OK, MessageBoxIcon.Error);}}catch(Exception ex){MessageBox.Show("操作数据库出错！","操作演示",MessageBoxButtons.OK, MessageBoxIcon.Error);Console.WriteLine(ex.Message);}}}private void btnExit_Click(object sender,EventArgs e){this.Close();}private void LV_SelectedIndexChanged_1(object sender,EventArgs e){}private void frmSelectAdmin_Load(object sender,EventArgs e){this.btnSearch_Click(sender,e);}private void btnAdd_Click(object sender,EventArgs e){if(txtName.Text==""||txtPWD.Text==""||txtAge.Text==""||cboSex.Text== ""||txtTel.Text==""||cboRole.Text==""){}MessageBox.Show("请至少输入用户名，密码和角色!");else{SQL="SELECTmName,mPwd,mAge,mSex,mNumber,mRolefromMadminWHEREmName='"+ "'";DataTable dt=clsGlobalVar.GetDataTable(SQL);if{SQL="INSERTINTOMadminVALUES('""','"+"','""','""','"+"','""')";if(clsGlobalVar.ExecSQL(SQL)==true){//txtName.Text="";txtPWD.Text="";txtAge.Text="";cboSex.Text="";txtTel.Text="";cboRole.Text="";MessageBox.Show("成功添加新管理员!");SelectAdmin();}else{Exception ex=new Exception();MessageBox}}else{MessageBox.Show("用户名已存在，请选择其他用户名！","结果提示",MessageBoxButtons.OK,rmation); txtName.Text="";}}}private void btnDelete_Click(object sender,EventArgs e) {。

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