?? mainwindow.java
字號:
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class MainWindow extends JFrame implements ActionListener
{
JPanel panel1;
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("圖書館管理系統");
//--系統管理菜單--
MenuB=new JMenuBar();
SystemMenu=new JMenu("系統管理");
UserMGRMenu=new JMenu("用戶管理");
UserLoginMenuItem=new JMenuItem("用戶登錄");
UserAddMenuItem=new JMenuItem("添加用戶");
UserModifyMenuItem=new JMenuItem("修改用戶");
UserDeleteMenuItem=new JMenuItem("刪除用戶");
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);
//---書籍管理菜單--
BookMGRMenu=new JMenu("書籍管理");
BookAddMenuItem=new JMenuItem("添加書籍");
BookModifyMenuItem=new JMenuItem("修改書籍");
BookDeleteMenuItem=new JMenuItem("刪除書籍");
BookMGRMenu.add(BookAddMenuItem);
BookMGRMenu.add(BookModifyMenuItem);
BookMGRMenu.add(BookDeleteMenuItem);
BookAddMenuItem.addActionListener(this);
BookModifyMenuItem.addActionListener(this);
BookDeleteMenuItem.addActionListener(this);
MenuB.add(BookMGRMenu);
//--借書管理菜單--
BorrowBookMenu=new JMenu("借書管理");
BorrowBookMenuItem=new JMenuItem("書籍出借");
BorrowInfoMenuItem=new JMenuItem("出借信息修改");
BorrowBookMenu.add(BorrowBookMenuItem);
BorrowBookMenu.add(BorrowInfoMenuItem);
BorrowBookMenuItem.addActionListener(this);
BorrowInfoMenuItem.addActionListener(this);
MenuB.add(BorrowBookMenu);
//--還書管理菜單--
ReturnBookMenu=new JMenu("還書管理");
ReturnBookMenuItem=new JMenuItem("書籍還入");
ReturnInfoMenuItem=new JMenuItem("書籍還入信息修改");
ReturnBookMenu.add(ReturnBookMenuItem);
ReturnBookMenu.add(ReturnInfoMenuItem);
ReturnBookMenuItem.addActionListener(this);
ReturnInfoMenuItem.addActionListener(this);
MenuB.add(ReturnBookMenu);
//--信息一覽菜單--
InfoBrowseMenu=new JMenu("信息一覽");
BookListMenuItem=new JMenuItem("書籍列表");
BorrowBookListMenuItem=new JMenuItem("借閱情況表");
UserListMenuItem=new JMenuItem("用戶列表");
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(new ImageIcon(".\\11.jpg"));
c=getContentPane();
c.setLayout(new BorderLayout());
panel1=new JPanel();
panel1.setLayout(new BorderLayout());
panel1.add(titleLabel,BorderLayout.CENTER);
c.add(panel1,BorderLayout.CENTER);
setBounds(100,50,500,400);
show();
//--設置初始功能:--
UserMGRMenu.setEnabled(false);
BookMGRMenu.setEnabled(false);
BorrowBookMenu.setEnabled(false);
ReturnBookMenu.setEnabled(false);
InfoBrowseMenu.setEnabled(false);
}
//--設置每個菜單點擊后出現的窗口和窗口顯示的位置--
public void actionPerformed(ActionEvent e)
{
if(e.getActionCommand()=="用戶登錄")
{
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()=="添加用戶")
{
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()=="修改用戶")
{
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()=="刪除用戶")
{
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()=="添加書籍")
{
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()=="修改書籍")
{
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()=="刪除書籍")
{
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()=="書籍出借")
{
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()=="書籍還入")
{
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()=="書籍還入信息修改")
{
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()=="書籍列表")
{
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()=="借閱情況表")
{
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()=="用戶列表")
{
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);
}
}
//--設置登錄用戶的權限--
public void setEnable(String powerType)
{
if(powerType.trim().equals("系統管理員"))
{
UserMGRMenu.setEnabled(true);
BookMGRMenu.setEnabled(true);
BorrowBookMenu.setEnabled(true);
ReturnBookMenu.setEnabled(true);
InfoBrowseMenu.setEnabled(true);
UserListMenuItem.setEnabled(true);
}
else if(powerType.trim().equals("書籍管理員"))
{
UserMGRMenu.setEnabled(false);
BookMGRMenu.setEnabled(true);
BorrowBookMenu.setEnabled(false);
ReturnBookMenu.setEnabled(false);
InfoBrowseMenu.setEnabled(true);
UserListMenuItem.setEnabled(false);
}
else if(powerType.trim().equals("借閱管理員"))
{
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();
}
}?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -