import java.applet.*;
import java.awt.*;
import javax.swing.*;
 
public class AppletLife extends Applet
{
    int count;
    public void init()
    {
        JOptionPane.showMessageDialog(null, "hello, init Method invoked!");
    }
    public void start()
    {
        JOptionPane.showMessageDialog(null, "Welcome back, stop method invoked!");
    }
    public void destroy()
    {
        JOptionPane.showMessageDialog(null, "Goodbye, destroy method invoked!");
    }
    public void paint(Graphics g)
    {
        g.drawString("这是第" +(++count)+ "次调用paint()方法", 30, 30);
    }
}