import java.awt.*;
import java.awt.event.*;
public class W9 extends Frame{
   TextArea ta=new TextArea();
   W9(){
      super("弹出菜单");
      setSize(400,200);
      addWindowListener(new WindowAdapter(){
         public void windowClosing(WindowEvent e){
            System.exit(0);
         }
      });
      add(ta);
      setVisible(true);
   }
   public static void main(String args[]){
      new W9();
   }
}