系统实现的功能主要有

1、系统实现的功能主要有：(1).图书基本信息操作：书籍信息的添加、删除、修改、查询(2).办理借书模块：新生办理借书证和借书证丢失后的挂失(3).借书功能：借书信息的输入和借书信息的查询(4).还书功能：还书信息的输入和还书信息的查询和修改 图书馆图书管理系统主窗口：import java.awt.*;import java.awt.event.*;import javax.swing.*;import myClass.swing.*;public class MainWindow extends JFrame implements ActionListenerJPanel panel1;/pa

2、nel2;Container c;JMenuBar MenuB;JMenu SystemMenu,BookMGRMenu,BorrowBookMenu,ReturnBookMenu,InfoBrowseMenu,UserMGRMenu;JMenuItem UserLoginMenuItem,UserAddMenuItem,UserModifyMenuItem,UserDeleteMenuItem,ExitMenuItem,BookAddMenuItem,BookModifyMenuItem,BookDeleteMenuItem,BorrowBookMenuItem,BorrowInfoMenu

3、Item,ReturnBookMenuItem,ReturnInfoMenuItem,BookListMenuItem,BorrowBookListMenuItem,UserListMenuItem;JLabel titleLabel,AuthorLabel,DateLabel;public MainWindow()super("图书馆管理系统");/-系统管理菜单-MenuB=new JMenuBar();SystemMenu=new JMenu("系统管理");UserMGRMenu=new JMenu("用户管理");UserL

4、oginMenuItem=new JMenuItem("用户登录");UserAddMenuItem=new JMenuItem("添加用户");UserModifyMenuItem=new JMenuItem("修改用户");UserDeleteMenuItem=new JMenuItem("删除用户");ExitMenuItem=new JMenuItem("退出");SystemMenu.add(UserLoginMenuItem);UserMGRMenu.add(UserAddMenuI

5、tem);UserMGRMenu.add(UserModifyMenuItem);UserMGRMenu.add(UserDeleteMenuItem);SystemMenu.add(UserMGRMenu);SystemMenu.add(ExitMenuItem);UserLoginMenuItem.addActionListener(this);UserAddMenuItem.addActionListener(this);UserModifyMenuItem.addActionListener(this);UserDeleteMenuItem.addActionListener(this

6、);ExitMenuItem.addActionListener(this);MenuB.add(SystemMenu);/-书籍管理菜单-BookMGRMenu=new JMenu("书籍管理");BookAddMenuItem=new JMenuItem("添加书籍");BookModifyMenuItem=new JMenuItem("修改书籍");BookDeleteMenuItem=new JMenuItem("删除书籍");BookMGRMenu.add(BookAddMenuItem);BookMGR

7、Menu.add(BookModifyMenuItem);BookMGRMenu.add(BookDeleteMenuItem);BookAddMenuItem.addActionListener(this);BookModifyMenuItem.addActionListener(this);BookDeleteMenuItem.addActionListener(this);MenuB.add(BookMGRMenu);/-借书管理菜单-BorrowBookMenu=new JMenu("借书管理");BorrowBookMenuItem=new JMenuItem(&

8、quot;书籍出借");BorrowInfoMenuItem=new JMenuItem("出借信息修改");BorrowBookMenu.add(BorrowBookMenuItem);BorrowBookMenu.add(BorrowInfoMenuItem);BorrowBookMenuItem.addActionListener(this);BorrowInfoMenuItem.addActionListener(this);MenuB.add(BorrowBookMenu);/-还书管理菜单-ReturnBookMenu=new JMenu("

9、还书管理");ReturnBookMenuItem=new JMenuItem("书籍还入");ReturnInfoMenuItem=new JMenuItem("书籍还入信息修改");ReturnBookMenu.add(ReturnBookMenuItem);ReturnBookMenu.add(ReturnInfoMenuItem);ReturnBookMenuItem.addActionListener(this);ReturnInfoMenuItem.addActionListener(this);MenuB.add(ReturnBo

10、okMenu);/-信息一览菜单-InfoBrowseMenu=new JMenu("信息一览");BookListMenuItem=new JMenuItem("书籍列表");BorrowBookListMenuItem=new JMenuItem("借阅情况表");UserListMenuItem=new JMenuItem("用户列表");InfoBrowseMenu.add(BookListMenuItem);InfoBrowseMenu.add(BorrowBookListMenuItem);InfoBr

11、owseMenu.add(UserListMenuItem);BookListMenuItem.addActionListener(this);BorrowBookListMenuItem.addActionListener(this);UserListMenuItem.addActionListener(this);MenuB.add(InfoBrowseMenu);/-setJMenuBar(MenuB);/titleLabel=new JLabel("欢迎使用图书管理系统",JLabel.CENTER);/titleLabel.setFont(new Font(&qu

12、ot;TimesRoman",Font.BOLD,24);/AuthorLabel=new JLabel("作者:麦密辉",JLabel.RIGHT);/DateLabel=new JLabel("完成时间：04-11-04",JLabel.RIGHT);titleLabel=new JLabel(new ImageIcon(".pic.jpg");c=getContentPane();c.setLayout(new BorderLayout();panel1=new JPanel();panel1.setLayout(ne

13、w BorderLayout();/panel2=new JPanel();/panel2.setLayout(new BorderLayout();panel1.add(titleLabel,BorderLayout.CENTER);/panel2.add(AuthorLabel,BorderLayout.NORTH);/panel2.add(DateLabel,BorderLayout.SOUTH);c.add(panel1,BorderLayout.CENTER);/c.add(panel2,BorderLayout.SOUTH);setBounds(100,50,400,300);sh

14、ow();/-设置初始功能:-UserMGRMenu.setEnabled(false);BookMGRMenu.setEnabled(false);BorrowBookMenu.setEnabled(false);ReturnBookMenu.setEnabled(false);InfoBrowseMenu.setEnabled(false);/-设置每个菜单点击后出现的窗口和窗口显示的位置-public void actionPerformed(ActionEvent e)if(e.getActionCommand()="用户登录")UserLogin UserLogi

15、nFrame=new UserLogin(this);Dimension FrameSize=UserLoginFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();UserLoginFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);UserLoginFrame.pack();UserLoginFrame.sho

16、w();else if(e.getActionCommand()="添加用户")UserAdd UserAddFrame=new UserAdd();Dimension FrameSize=UserAddFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();UserAddFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.hei

17、ght)/2+loc.y);UserAddFrame.pack();UserAddFrame.show();else if(e.getActionCommand()="修改用户")UserModify UserModifyFrame=new UserModify();Dimension FrameSize=UserModifyFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();UserModifyFrame.setLocation(MainFrameSize.w

18、idth-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);UserModifyFrame.pack();UserModifyFrame.show();else if(e.getActionCommand()="删除用户")UserDelete UserDeleteFrame=new UserDelete();Dimension FrameSize=UserDeleteFrame.getPreferredSize();Dimension MainFrameSize=getSiz

19、e();Point loc=getLocation();UserDeleteFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);UserDeleteFrame.pack();UserDeleteFrame.show();else if(e.getActionCommand()="添加书籍")BookAdd BookAddFrame=new BookAdd();Dimension FrameSize=Boo

20、kAddFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();BookAddFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);BookAddFrame.pack();BookAddFrame.show();else if(e.getActionCommand()="修改书籍")BookModi

21、fy BookModifyFrame=new BookModify();Dimension FrameSize=BookModifyFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();BookModifyFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);BookModifyFrame.pack();BookMo

22、difyFrame.show();else if(e.getActionCommand()="删除书籍")BookDelete BookDeleteFrame=new BookDelete();Dimension FrameSize=BookDeleteFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();BookDeleteFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFr

23、ameSize.height-FrameSize.height)/2+loc.y);BookDeleteFrame.pack();BookDeleteFrame.show();else if(e.getActionCommand()="书籍出借")BorrowBook BorrowBookFrame=new BorrowBook();Dimension FrameSize=BorrowBookFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();BorrowBoo

24、kFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);BorrowBookFrame.pack();BorrowBookFrame.show();else if(e.getActionCommand()="出借信息修改")BorrowInfo BorrowInfoFrame=new BorrowInfo();Dimension FrameSize=BorrowInfoFrame.getPreferredS

25、ize();Dimension MainFrameSize=getSize();Point loc=getLocation();BorrowInfoFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);BorrowInfoFrame.pack();BorrowInfoFrame.show();else if(e.getActionCommand()="书籍还入")ReturnBook ReturnBookF

26、rame=new ReturnBook();Dimension FrameSize=ReturnBookFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();ReturnBookFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);ReturnBookFrame.pack();ReturnBookFrame.show

27、();else if(e.getActionCommand()="书籍还入信息修改")ReturnInfo ReturnInfoFrame=new ReturnInfo();Dimension FrameSize=ReturnInfoFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();ReturnInfoFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.he

28、ight-FrameSize.height)/2+loc.y);ReturnInfoFrame.pack();ReturnInfoFrame.show();else if(e.getActionCommand()="书籍列表")BookList BookListFrame=new BookList();Dimension FrameSize=BookListFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();BookListFrame.setLocation(M

29、ainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);BookListFrame.pack();BookListFrame.show();else if(e.getActionCommand()="借阅情况表")BorrowBookList BorrowBookListFrame=new BorrowBookList();Dimension FrameSize=BorrowBookListFrame.getPreferredSize();Dim

30、ension MainFrameSize=getSize();Point loc=getLocation();BorrowBookListFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);BorrowBookListFrame.pack();BorrowBookListFrame.show();else if(e.getActionCommand()="用户列表")UserList UserListFr

31、ame=new UserList();Dimension FrameSize=UserListFrame.getPreferredSize();Dimension MainFrameSize=getSize();Point loc=getLocation();UserListFrame.setLocation(MainFrameSize.width-FrameSize.width)/2+loc.x,(MainFrameSize.height-FrameSize.height)/2+loc.y);UserListFrame.pack();UserListFrame.show();else if(e.getActionCommand()="退出")this.dispose();System.exit(0);/-设置登录用户的权限-public void setEnable(String powerType)if(