appletframe.java

来自「Java 编写的Applet应用」· Java 代码 · 共 51 行

/**
   @version 1.30 2000-05-12
   @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
{  
   public AppletFrame(Applet anApplet)
   {  
      applet = anApplet;
      Container contentPane = getContentPane();
      contentPane.add(applet);
      applet.setStub(this);
   }

   public void show()
   {
      applet.init();
      super.show();
      applet.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) {}

   private Applet applet;
}