pan_jin的博客

数据结构课程设计_校园导游咨询 用无向网表示学校的校园景点平面图，图中顶点表示主要景点， 存放景点的编号、名称、简介等信息，图中的边表示景点间的道路，存放路径长度等信息。要求能够回答有关景点介绍、游览路径等问题。游客通过终端可询问

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 ActionListener { JPanel panel1;//panel2; Container c; JMenuBar MenuB; JMenu SystemMenu,BookMGRMenu,BorrowBookMenu,ReturnBookMenu, InfoBrowseMenu,UserMGRMenu; JMenuItem UserLoginMenuItem,UserAddMenuItem,UserModifyMenuItem, UserDeleteMenuItem,ExitMenuItem,BookAddMenuItem,BookModifyMenuItem,BookDeleteMenuItem, BorrowBookMenuItem,BorrowInfoMenuItem,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"); UserLoginMenuItem=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(UserAddMenuItem); UserMGRMenu.add(UserModifyMenuItem); UserMGRMenu.add(UserDeleteMenuItem); SystemMenu.add(UserMGRMenu); SystemMenu.add(ExitMenuItem); UserLoginMenuItem.addActionListener(this); UserAddMenuItem.addActionListener(this); UserModifyMenuItem.addActionListener(this); UserDeleteMenuItem.addActionListener(this); 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); BookMGRMenu.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("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("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(ReturnBookMenu); //--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); InfoBrowseMenu.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("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(new 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); show(); //--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 UserLoginFrame=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.show(); } 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.height)/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.width-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=getSize(); 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=BookAddFrame.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") { BookModify 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(); BookModifyFrame.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, (MainFrameSize.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(); BorrowBookFrame.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.getPreferredSize(); 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 ReturnBookFrame=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(); } 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.height-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((MainFrameSize.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(); Dimension 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 UserListFrame=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(powerType.trim().equals("系统管理员")) { UserMGRMenu.setEnabled(true); BookMGRMenu.setEnabled(true); BorrowBookMenu.setEnabled(true); ReturnBookMenu.setEnabled(true); InfoBrowseMenu.setEnabled(true); UserListMenuItem.setEnabled(true); } else if(powerType.trim().equals("书籍管理员")) { UserMGRMenu.setEnabled(false); BookMGRMenu.setEnabled(true); BorrowBookMenu.setEnabled(false); ReturnBookMenu.setEnabled(false); InfoBrowseMenu.setEnabled(true); UserListMenuItem.setEnabled(false); } else if(powerType.trim().equals("借阅管理员")) { UserMGRMenu.setEnabled(false); BookMGRMenu.setEnabled(false); BorrowBookMenu.setEnabled(true); ReturnBookMenu.setEnabled(true); InfoBrowseMenu.setEnabled(true); UserListMenuItem.setEnabled(false); } else if(powerType.trim().equals("else")) { UserMGRMenu.setEnabled(false); BookMGRMenu.setEnabled(false); BorrowBookMenu.setEnabled(false); ReturnBookMenu.setEnabled(false); InfoBrowseMenu.setEnabled(false); } } public static void main(String args[]) { MainWindow mainFrame=new MainWindow(); mainFrame.addWindowListener(new MyWindowListener()); } }

停车场管理系统~~<br>