main.java

学生成绩查询系统

package 学生成绩;
import java.awt.*;
import javax.swing.*;
import java.awt.CardLayout;
import java.awt.event.ActionListener;
import java.sql.SQLException;

import javax.swing.JMenuItem;
import javax.swing.JCheckBoxMenuItem;
import javax.swing.JTable;
import javax.swing.JScrollPane;
import javax.swing.JButton;

public class Main extends JFrame{


	JMenuBar Menu;
	JMenu systemMenu,functionMenu,helpMenu;  //  @jve:decl-index=0:visual-constraint="689,23"
	JMenuItem exitMenuItem,inputMenuItem,findMenuItem,modifyMenuItem,aboutMenuItem;  //  @jve:decl-index=0:visual-constraint="75,125"
	/**
	 * This method initializes 
	 * 
	 */
	public Main() {
		super();
		initialize();
	}

	/**
	 * This method initializes this
	 * 
	 */
	private void initialize() {
        this.setSize(new java.awt.Dimension(550,380));
        this.setTitle("学生成绩管理系统");
        this.setVisible(true);
		Menu=new JMenuBar();
		this.setJMenuBar(Menu);
		systemMenu=new JMenu("系统");
		Menu.add(systemMenu);
		exitMenuItem=new JMenuItem("退出");
		functionMenu=new JMenu("功能");
		inputMenuItem=new JMenuItem("录入成绩");
		findMenuItem=new JMenuItem("查询成绩");
		modifyMenuItem=new JMenuItem("修改成绩");
		helpMenu=new JMenu("帮助");
		aboutMenuItem=new JMenuItem("关于");
		systemMenu.add(exitMenuItem);
		functionMenu.add(inputMenuItem);
		functionMenu.add(findMenuItem);
		functionMenu.add(modifyMenuItem);
		helpMenu.add(aboutMenuItem);
		Menu.add(functionMenu);
		Menu.add(helpMenu);
		
		setJMenuBar(Menu);
		
		
		exitMenuItem.addActionListener(new java.awt.event.ActionListener() {   
			public void actionPerformed(java.awt.event.ActionEvent e) {    
				closed();
			}
		});
		inputMenuItem.addActionListener(new java.awt.event.ActionListener() {   
			public void actionPerformed(java.awt.event.ActionEvent e) {    
				addinput();
			}
		});
		findMenuItem.addActionListener(new java.awt.event.ActionListener() {   
			public void actionPerformed(java.awt.event.ActionEvent e) {    
				addfind();
			}
		});
		modifyMenuItem.addActionListener(new java.awt.event.ActionListener() {   
			public void actionPerformed(java.awt.event.ActionEvent e) {    
				addmodify();
			}
		});
		aboutMenuItem.addActionListener(new java.awt.event.ActionListener() {   
			public void actionPerformed(java.awt.event.ActionEvent e) {    
				JOptionPane.showMessageDialog(null,"学生成绩管理系统 软件0305莫旭俊");
			}
		});
	}
   void addinput()
   {
		InputFrame infr=new InputFrame();
		this.add(infr);
		infr.setBackground(Color.PINK);
   }
   void addfind(){
	   OutputFrame opt=new OutputFrame();
	   this.add(opt);
	   opt.setBackground(Color.PINK);
   }
   void addmodify(){
	   ModifyFrame mf=new ModifyFrame();
	   this.add(mf);
	   mf.setBackground(Color.PINK);
	   
   }
	void closed()
	{
		this.dispose();
	}
  


}  //  @jve:decl-index=0:visual-constraint="131,14"