panelexample.java

java的书上例子

import java.awt.*;
import java.applet.Applet;
public class PanelExample extends Applet{

public void init(){
    Panel p=new Panel();
    p.setBackground(Color.yellow);
    p.add(new Label("你好"));
    MyPanel mp=new MyPanel(p);
    mp.setBackground(Color.red);
	add(mp);
}
public class MyPanel extends Panel{
    Panel tp;
public MyPanel(Panel mpc){
    tp=mpc;
    add (mpc);
  }
}
}