记事本的自动弹出与内容
import java.io.*;import javax.swing.*;import java.awt.event.*;import java.awt.*;public class 记事本{ public static void main(String args[]) throws IOException{ JFrame frame=new JFrame("记事本"); frame.setLayout(new GridLayout(0,1)); JButton button1=new JButton("22"); JPanel panel=new JPanel()...