example4_7.java

书中的例题

 import java.awt.*;
 import java.applet.Applet;
 public class Example4_7 extends Applet
	{
     public void init() {
         setLayout(new GridLayout(3,2));
         add(new Button("按钮1"));
         add(new Button("按钮2"));
         add(new Button("按钮3"));
         add(new Button("按钮4"));
         add(new Button("按钮5"));
         add(new Button("按钮6"));
     }
 }