example1.java

Java面向对象编程(随书配套源代码) 阐述了面向对象编程的思想

package chapter15;

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

public class example1 extends JApplet 
{
	int initCounter=0;
	int startCounter=0;
	int stopCounter=0;
	int destroyCounter=0;
	
	public void paint(Graphics g)
	{
		g.drawString("init    : "+initCounter, 20, 20);
		g.drawString("start   : "+initCounter, 20, 35);
		g.drawString("stop    : "+initCounter, 20, 50);
		g.drawString("destroy : "+initCounter, 20, 65);
	}
	
	public void init()
	{
		initCounter++;
		repaint();
	}
	
	public void start()
	{
		startCounter++;
		repaint();
	}
	
	public void stop()
	{
		stopCounter++;
		repaint();
	}
	
	public void destroy()
	{
		destroyCounter++;
		repaint();
	}
}