mybutton.java

模拟电话系统

import  java.awt.*;
public class MyButton extends Button{
	MyButton(String str)
	{
		super(str);
		setForeground(new Color(0,0,0));
		setBackground(new Color(197,202,4));
	}
	public boolean mouseDown(Event evt,int x,int y)
	{
		if(evt.target instanceof Button)  repaint();
		return true;
	}
	public void pain(Graphics g){g.setColor(new Color(192,192,192));}
}