bookmanagermain.java

这是一个用JAVA编写的书籍借阅管理系统

package bookmanager;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class BookManagerMain
    extends JFrame {
  JPanel contentPane;
  JMenuBar jMenuBar = new JMenuBar();
  JMenu jMenuSystem = new JMenu();
  JMenuItem jMenuFileExit = new JMenuItem();
  JMenu jMenuBookManager = new JMenu();
  JMenuItem jMenuItemBookAdd = new JMenuItem();
  BorderLayout borderLayout1 = new BorderLayout();
  JMenuItem jMenuItemLogin = new JMenuItem();
  JMenu jMenuUserManager = new JMenu();
  JMenuItem jMenuItemUserAdd = new JMenuItem();
  JMenuItem jMenuItemUserUpdate = new JMenuItem();
  JMenuItem jMenuItemUserDelete = new JMenuItem();
  JMenuItem jMenuItemBookUpdate = new JMenuItem();
  JMenuItem jMenuItemBookDelete = new JMenuItem();
  JMenu jMenuBorrowBook = new JMenu();
  JMenuItem jMenuItemBookBorrow = new JMenuItem();
  JMenuItem jMenuItemBookBorrowUpdate = new JMenuItem();
  JMenu jMenuReturnBook = new JMenu();
  JMenuItem jMenuItemBookReturn = new JMenuItem();
  JMenuItem jMenuItemBookReturnUpdate = new JMenuItem();
  JMenu jMenuAllInfo = new JMenu();
  JMenuItem jMenuItemAllBook = new JMenuItem();
  JMenuItem jMenuItemAllInfo = new JMenuItem();

  //Construct the frame
  public BookManagerMain() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }

  //Component initialization
  private void jbInit() throws Exception {
    contentPane = (JPanel)this.getContentPane();
    contentPane.setLayout(borderLayout1);
    this.getContentPane().setBackground(SystemColor.controlLtHighlight);
    this.setSize(new Dimension(576, 372));
    this.setTitle("书籍管理系统");
   jMenuSystem.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuSystem.setText("系统管理");
    jMenuFileExit.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuFileExit.setText("退出");
    jMenuBookManager.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuBookManager.setFocusPainted(true);
    jMenuBookManager.setText("书籍管理");
    jMenuItemBookAdd.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookAdd.setText("添加书籍");
    jMenuItemLogin.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemLogin.setText("用户登陆");
    jMenuUserManager.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuUserManager.setText("用户管理");
    jMenuItemUserAdd.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemUserAdd.setText("添加用户");
    jMenuItemUserUpdate.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemUserUpdate.setText("修改用户");
    jMenuSystem.addSeparator();
    jMenuItemUserDelete.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemUserDelete.setText("删除用户");
    jMenuBar.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookUpdate.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookUpdate.setText("修改书籍信息");
    jMenuItemBookDelete.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookDelete.setText("删除书籍");
    jMenuBorrowBook.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuBorrowBook.setText("借书管理");
    jMenuItemBookBorrow.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookBorrow.setFocusPainted(true);
    jMenuItemBookBorrow.setText("出借");
    jMenuItemBookBorrowUpdate.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookBorrowUpdate.setText("出借信息修改");
    jMenuReturnBook.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuReturnBook.setText("还书管理");
    jMenuItemBookReturn.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookReturn.setText("还书");
    jMenuItemBookReturnUpdate.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemBookReturnUpdate.setText("还书信息修改");
    jMenuAllInfo.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuAllInfo.setText("信息一览");
    jMenuItemAllBook.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemAllBook.setText("书籍列表");
    jMenuItemAllInfo.setFont(new java.awt.Font("Dialog", 0, 16));
    jMenuItemAllInfo.setText("借阅情况列表");
    jMenuItemAllInfo.addActionListener(new BookManagerMain_jMenuItemAllInfo_actionAdapter(this));

    this.addWindowListener(new BookManagerMain_this_windowAdapter(this));
    jMenuItemUserAdd.addActionListener(new BookManagerMain_jMenuItemUserAdd_actionAdapter(this));
    jMenuItemUserUpdate.addActionListener(new BookManagerMain_jMenuItemUserUpdate_actionAdapter(this));
    jMenuItemUserDelete.addActionListener(new  BookManagerMain_jMenuItemUserDelete_actionAdapter(this));
    jMenuFileExit.addActionListener(new    BookManagerMain_jMenuFileExit_actionAdapter(this));
    jMenuItemLogin.addActionListener(new   BookManagerMain_jMenuItemLogin_actionAdapter(this));
    jMenuItemBookAdd.addActionListener(new BookManagerMain_jMenuItemBookAdd_actionAdapter(this));
    jMenuItemBookUpdate.addActionListener(new  BookManagerMain_jMenuItemBookUpdate_actionAdapter(this));
    jMenuItemBookBorrow.addActionListener(new    BookManagerMain_jMenuItemBookBorrow_actionAdapter(this));
    jMenuItemBookBorrowUpdate.addActionListener(new    BookManagerMain_jMenuItemBookBorrowUpdate_actionAdapter(this));
    jMenuItemBookReturn.addActionListener(new   BookManagerMain_jMenuItemBookReturn_actionAdapter(this));
    jMenuItemBookDelete.addActionListener(new    BookManagerMain_jMenuItemBookDelete_actionAdapter(this));
    jMenuItemBookReturnUpdate.addActionListener(new   BookManagerMain_jMenuItemBookReturnUpdate_actionAdapter(this));
    jMenuItemAllBook.addActionListener(new   BookManagerMain_jMenuItemAllBook_actionAdapter(this));
    jMenuSystem.add(jMenuItemLogin);
    jMenuSystem.add(jMenuUserManager);
    jMenuSystem.add(jMenuFileExit);
    jMenuBookManager.add(jMenuItemBookAdd);
    jMenuBookManager.add(jMenuItemBookUpdate);
    jMenuBookManager.add(jMenuItemBookDelete);
    jMenuBar.add(jMenuSystem);
    jMenuBar.add(jMenuBookManager);
    jMenuBar.add(jMenuBorrowBook);
    jMenuBar.add(jMenuReturnBook);
    jMenuBar.add(jMenuAllInfo);
    jMenuUserManager.add(jMenuItemUserAdd);
    jMenuUserManager.add(jMenuItemUserUpdate);
    jMenuUserManager.add(jMenuItemUserDelete);
    jMenuBorrowBook.add(jMenuItemBookBorrow);
    jMenuBorrowBook.add(jMenuItemBookBorrowUpdate);
    jMenuReturnBook.add(jMenuItemBookReturn);
    jMenuReturnBook.add(jMenuItemBookReturnUpdate);
    jMenuAllInfo.add(jMenuItemAllBook);
    jMenuAllInfo.add(jMenuItemAllInfo);
    this.setJMenuBar(jMenuBar);

  }

  public void setEnable(String powertype) {
    if (powertype.equals("管理员")) {
      jMenuUserManager.setEnabled(true);
      jMenuBookManager.setEnabled(true);
      jMenuBorrowBook.setEnabled(true);
      jMenuReturnBook.setEnabled(true);
      jMenuAllInfo.setEnabled(true);
    }
    else if (powertype.equals("书籍操作员")) {
      jMenuUserManager.setEnabled(false);
      jMenuBookManager.setEnabled(true);
      jMenuBorrowBook.setEnabled(false);
      jMenuReturnBook.setEnabled(false);
      jMenuAllInfo.setEnabled(true);
    }
    else if (powertype.equals("借阅操作员")) {
      jMenuUserManager.setEnabled(false);
      jMenuBookManager.setEnabled(false);
      jMenuBorrowBook.setEnabled(true);
      jMenuReturnBook.setEnabled(true);
      jMenuAllInfo.setEnabled(true);
    }
    else {
      jMenuUserManager.setEnabled(false);
      jMenuBookManager.setEnabled(false);
      jMenuBorrowBook.setEnabled(false);
      jMenuReturnBook.setEnabled(false);
      jMenuAllInfo.setEnabled(false);
    }
  }

//在主窗体被打开时打开登陆窗口
  void this_windowOpened(WindowEvent e) {
    setEnable("else");
    //采用 userLogin(this)的形式，将父窗体对象传入
    userLogin dlg = new userLogin(this);
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();

  }

//打开登陆窗口
  void jMenuItemLogin_actionPerformed(ActionEvent e) {
    userLogin dlg = new userLogin(this);
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();

  }

//打开添加用户窗口
  void jMenuItemUserAdd_actionPerformed(ActionEvent e) {
    userAdd dlg = new userAdd();
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();

  }

//打开用户密码修改窗口
  void jMenuItemUserUpdate_actionPerformed(ActionEvent e) {
    userUpdate dlg = new userUpdate();
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();

  }

//打开用户删除窗口
  void jMenuItemUserDelete_actionPerformed(ActionEvent e) {
    userDelete dlg = new userDelete();
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();

  }

//打开书籍信息添加窗口
  void jMenuItemBookAdd_actionPerformed(ActionEvent e) {
    bookAdd dlg = new bookAdd();
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();

  }

//打开书籍信息更新窗口
  void jMenuItemBookUpdate_actionPerformed(ActionEvent e) {
    bookUpdate dlg = new bookUpdate();
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();

  }

//打开书籍删除窗口
  void jMenuItemBookDelete_actionPerformed(ActionEvent e) {
    bookDelete dlg = new bookDelete();
    Dimension dlgSize = dlg.getPreferredSize();
    Dimension frmSize = getSize();
    Point loc = getLocation();
    dlg.setLocation( (frmSize.width - dlgSize.width) / 2 + loc.x,
                    (frmSize.height - dlgSize.height) / 2 + loc.y);
    dlg.pack();
    dlg.show();