appletframe.java

Java2核心技术卷一 配套源码,看了还不错

/**
 * @version 1.20 27 Jun 1998
 * @author Cay Horstmann
 */

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.net.*;
import java.util.*;
import javax.swing.*;

public class AppletFrame extends JFrame
   implements AppletStub, AppletContext
{  AppletFrame(Applet a, int x, int y)
   {  setTitle(a.getClass().getName());
      setSize(x, y);
      addWindowListener(new WindowAdapter()
         {  public void windowClosing(WindowEvent e)
            {  System.exit(0);
            }
         } );
      Container contentPane = getContentPane();
      contentPane.add(a);
      a.setStub(this);
      a.init();
      show();
      a.start();
   }
  
   // AppletStub methods
   public boolean isActive() { return true; }
   public URL getDocumentBase() { return null; }
   public URL getCodeBase() { return null; }
   public String getParameter(String name) { return ""; }
   public AppletContext getAppletContext() { return this; }
   public void appletResize(int width, int height) {}
   
   // AppletContext methods
   public AudioClip getAudioClip(URL url) { return null; }
   public Image getImage(URL url) { return null; }
   public Applet getApplet(String name) { return null; }
   public Enumeration getApplets() { return null; }
   public void showDocument(URL url) {}
   public void showDocument(URL url, String target) {}
   public void showStatus(String status) {}
}