mainwindow.java

java开发学生管理系统

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,jiaoxueMenu,xuejiMenu,chengjiMenu,UserMGRMenu,yxMenu,zyMenu,xqMenu,kcMenu,
	njMenu,bjMenu;
	JMenuItem UserLoginMenuItem,UserAddMenuItem,UserModifyMenuItem,UserDeleteMenuItem,UserListMenuItem,ExitMenuItem,
	yxsetMenuItem,yxselectMenuItem,zysetMenuItem,zyselectMenuItem,njsetMenuItem,njselectMenuItem,bjsetMenuItem,bjselectMenuItem,
	xqsetMenuItem,xqselectMenuItem,kcsetMenuItem,kcselectMenuItem,
	BorrowBookMenuItem,BorrowInfoMenuItem,ReturnBookMenuItem,ReturnInfoMenuItem,
	BookListMenuItem,BorrowBookListMenuItem;
	JLabel titleLabel,AuthorLabel,DateLabel;
	public MainWindow()
	{
		super("学生信息管理系统");
		//--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");
        UserListMenuItem=new JMenuItem("用户列表");
		ExitMenuItem=new JMenuItem("退出");
		SystemMenu.add(UserLoginMenuItem);
		UserMGRMenu.add(UserAddMenuItem);
		UserMGRMenu.add(UserModifyMenuItem);
		UserMGRMenu.add(UserDeleteMenuItem);
        UserMGRMenu.add(UserListMenuItem);
		SystemMenu.add(UserMGRMenu);
		SystemMenu.add(ExitMenuItem);
		UserLoginMenuItem.addActionListener(this);
		UserAddMenuItem.addActionListener(this);
		UserModifyMenuItem.addActionListener(this);
		UserDeleteMenuItem.addActionListener(this);
        UserListMenuItem.addActionListener(this);
		ExitMenuItem.addActionListener(this);
		MenuB.add(SystemMenu);
		//---院系管理菜单--
		jiaoxueMenu=new JMenu("教学管理");
		yxMenu=new JMenu("院系管理");
		zyMenu=new JMenu("专业管理");
		njMenu=new JMenu("年级管理");
		bjMenu=new JMenu("班级管理");
		xqMenu=new JMenu("学期管理");
		kcMenu=new JMenu("课程管理");
		jiaoxueMenu.add(yxMenu);
		jiaoxueMenu.add(zyMenu);
		jiaoxueMenu.add(njMenu);
		jiaoxueMenu.add(bjMenu);
		jiaoxueMenu.add(xqMenu);
		jiaoxueMenu.add(kcMenu);
		yxsetMenuItem=new JMenuItem("院系设置");
		yxselectMenuItem=new JMenuItem("院系查询");
		zysetMenuItem=new JMenuItem("专业设置");
		zyselectMenuItem=new JMenuItem("专业查询");
		njsetMenuItem=new JMenuItem("年级设置");
    	njselectMenuItem=new JMenuItem("年级查询");
		bjsetMenuItem=new JMenuItem("班级设置");
		bjselectMenuItem=new JMenuItem("班级查询");
		xqsetMenuItem=new JMenuItem("学期设置");
    	xqselectMenuItem=new JMenuItem("学期查询");
		kcsetMenuItem=new JMenuItem("课程设置");
		kcselectMenuItem=new JMenuItem("课程查询");
		yxMenu.add(yxsetMenuItem);
		yxMenu.add(yxselectMenuItem);
		zyMenu.add(zysetMenuItem);
		zyMenu.add(zyselectMenuItem);
		njMenu.add(njsetMenuItem);
		njMenu.add(njselectMenuItem);
		bjMenu.add(bjsetMenuItem);
		bjMenu.add(bjselectMenuItem);
		xqMenu.add(xqsetMenuItem);
		xqMenu.add(xqselectMenuItem);
		kcMenu.add(kcsetMenuItem);
		kcMenu.add(kcselectMenuItem);
		yxsetMenuItem.addActionListener(this);
		yxselectMenuItem.addActionListener(this);
		zysetMenuItem.addActionListener(this);
		zyselectMenuItem.addActionListener(this);
		njsetMenuItem.addActionListener(this);
		njselectMenuItem.addActionListener(this);
		bjsetMenuItem.addActionListener(this);
		bjselectMenuItem.addActionListener(this);
		xqsetMenuItem.addActionListener(this);
		xqselectMenuItem.addActionListener(this);
		kcsetMenuItem.addActionListener(this);
		kcselectMenuItem.addActionListener(this);
		MenuB.add(jiaoxueMenu);
		//--借书管理菜单--
		xuejiMenu=new JMenu("学籍管理");
		BorrowBookMenuItem=new JMenuItem("学生增减");
		BorrowInfoMenuItem=new JMenuItem("批量导入");
		xuejiMenu.add(BorrowBookMenuItem);
		xuejiMenu.add(BorrowInfoMenuItem);
		BorrowBookMenuItem.addActionListener(this);
		BorrowInfoMenuItem.addActionListener(this);
		MenuB.add(xuejiMenu);
		//--还书管理菜单--
		chengjiMenu=new JMenu("成绩管理");
		ReturnBookMenuItem=new JMenuItem("学生选课");
		ReturnInfoMenuItem=new JMenuItem("学生成绩");
		chengjiMenu.add(ReturnBookMenuItem);
		chengjiMenu.add(ReturnInfoMenuItem);
		ReturnBookMenuItem.addActionListener(this);
		ReturnInfoMenuItem.addActionListener(this);
		MenuB.add(chengjiMenu);
		
		//----------------------------------
		setJMenuBar(MenuB);

		titleLabel=new JLabel(new ImageIcon(".\\pic.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(100,50,400,300);
		show();	
		//--设置初始功能:--
		UserMGRMenu.setEnabled(false);
	        jiaoxueMenu.setEnabled(false);
		xuejiMenu.setEnabled(false);
		chengjiMenu.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)
	{
		//--系统管理菜单--
            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()=="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();
		}
		//--教学管理菜单--
		else if(e.getActionCommand()=="院系设置")
		{
			yxsetFrame yxSet=new yxsetFrame(yxsetFrame.TO_INSEART);
			Dimension FrameSize=yxSet.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			yxSet.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
			yxSet.pack();
			yxSet.show();
		}
		else if(e.getActionCommand()=="院系查询")
		{
			yxSelectFrame yxSelect=new yxSelectFrame();
			Dimension FrameSize=yxSelect.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			yxSelect.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
			yxSelect.pack();
			yxSelect.show();
		}
		else if(e.getActionCommand()=="专业设置")
		{
			zysetFrame zySet=new zysetFrame(zysetFrame.TO_INSEART);
			Dimension FrameSize=zySet.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			zySet.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
			zySet.pack();
			zySet.show();
		}
		else if(e.getActionCommand()=="专业查询")
		{
			zySelectFrame zySelect=new zySelectFrame();
			Dimension FrameSize=zySelect.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			zySelect.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
			zySelect.pack();
			zySelect.show();
		}
                else if(e.getActionCommand()=="年级设置")
		{
			njsetFrame njSet=new njsetFrame(njsetFrame.TO_INSEART);
			Dimension FrameSize=njSet.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			njSet.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
			njSet.pack();
			njSet.show();
		}
	        else if(e.getActionCommand()=="年级查询")
		{
			njSelectFrame njSelect=new njSelectFrame();
			Dimension FrameSize=njSelect.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			njSelect.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
		    njSelect.pack();
			njSelect.show();
		}
            else if(e.getActionCommand()=="班级设置")
		{
			bjsetFrame bjSet=new bjsetFrame(bjsetFrame.TO_INSEART);
			Dimension FrameSize=bjSet.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			bjSet.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
			bjSet.pack();
			bjSet.show();
		}
		 else if(e.getActionCommand()=="班级查询")
		{
			bjSelectFrame bjSelect=new bjSelectFrame();
			Dimension FrameSize=bjSelect.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
		    bjSelect.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
		    bjSelect.pack();
			bjSelect.show();
		}
             else if(e.getActionCommand()=="学期设置")
		{
			xqsetFrame xqSet=new xqsetFrame(xqsetFrame.TO_INSEART);
			Dimension FrameSize=xqSet.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
			xqSet.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
			xqSet.pack();
			xqSet.show();
		}
             else if(e.getActionCommand()=="学期查询")
		{
			xqSelectFrame xqSelect=new xqSelectFrame();
			Dimension FrameSize=xqSelect.getPreferredSize();
			Dimension MainFrameSize=getSize();
			Point loc=getLocation();
		        xqSelect.setLocation((MainFrameSize.width-FrameSize.width)/2+loc.x,
			(MainFrameSize.height-FrameSize.height)/2+loc.y);
		        xqSelect.pack();
			xqSelect.show();
		}
	
	}
	//--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);
			jiaoxueMenu.setEnabled(true);
			xuejiMenu.setEnabled(true);
			chengjiMenu.setEnabled(true);
			UserListMenuItem.setEnabled(true);
		}
		else if(powerType.trim().equals("else"))
		{
		    UserMGRMenu.setEnabled(false);
	        jiaoxueMenu.setEnabled(false);
		    xuejiMenu.setEnabled(false);
		    chengjiMenu.setEnabled(false);
		}
	}
	public static void main(String args[])
	{
		MainWindow mainFrame=new MainWindow();
		
	}
}