addlesson.java

关于学生成绩管理系统的,是比较好的.估计适合比较多的学校的

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

public class AddLesson extends JFrame implements ActionListener{
	private JTextField lessonname=new JTextField(10);
	private JTextField lessonid=new JTextField(10);
	private JTextField numofstu=new JTextField(10);
	private JButton cancle=new JButton("返回");
	private String[] xuefen={"1","2","3","4"};
	private JComboBox jboc=new JComboBox(xuefen);
	private JButton jok2=new JButton("提交");
	
	public AddLesson(){
		JPanel lessonpanel=new JPanel();
		JPanel textpanel=new JPanel();
		lessonpanel.setBackground(Color.pink);
		textpanel.setBackground(Color.pink);
		
		textpanel.setLayout(new GridLayout(0,4));
		textpanel.add(new JLabel("输入课程名称"));
		textpanel.add(lessonname);
		textpanel.add(new JLabel("请输入课程编号"));
		textpanel.add(lessonid);
		textpanel.add(new JLabel("请输入可选课人数"));
		textpanel.add(numofstu);
		textpanel.add(new JLabel("请选择课程学分"));
		textpanel.add(jboc);
		
		
		getContentPane().setLayout(new BorderLayout());
		getContentPane().add(new JLabel("添加课程信息",
		SwingConstants.CENTER),BorderLayout.NORTH);
		lessonpanel.add(textpanel,BorderLayout.NORTH);
		JPanel buttonpanel=new JPanel();
		buttonpanel.add(jok2);
		buttonpanel.add(cancle);
		getContentPane().add(buttonpanel,BorderLayout.SOUTH);
		getContentPane().add(lessonpanel,BorderLayout.CENTER);
		
		lessonname.addActionListener(this);
		lessonid.addActionListener(this);
		numofstu.addActionListener(this);
		jboc.addActionListener(this);
		jok2.addActionListener(this);
		cancle.addActionListener(this);
	}
	
	public void actionPerformed(ActionEvent e){
		if(e.getSource()==jok2){
			access ac=new access();			
			ac.insert(lessonname.getText(),numofstu.getText(),
			xuefen[jboc.getSelectedIndex()],"lesson");
			
			lessonname.setText("");
			lessonid.setText("");
			numofstu.setText("");
			JOptionPane.showMessageDialog(null,"添加成功","",
			JOptionPane.INFORMATION_MESSAGE);
		}
		else if(cancle==e.getSource()){
			this.dispose();
			}
	}
}