ChatFrame.java

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

public class ChatFrame extends JFrame
                        implements AppletStub,
                                   AppletContext {

    private JApplet appletPane;

    public static void main(String[] args) {
        new ChatFrame(new ChatApplet());
    }

    public ChatFrame(JApplet a) {
        appletPane = a;
        a.init();
        a.setStub(this);

        addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                doExit();
            }
        });

        setTitle("ChatClient");

        Dimension size = new Dimension(640, 415);
        setSize(size);
        setResizable(false);

        Point location = new Point(0, 0);
        try {
            ObjectInputStream iniIn =
                new ObjectInputStream(
                    new FileInputStream("chat.ini"));

            location = (Point)iniIn.readObject();
            iniIn.close();
        } catch (Exception e) {
            /* possibly no file, which is OK, or
             * corrupt which we don't bother with */
        }

        setLocation(location);
        getContentPane().add(a);

        show();
        a.start();
    }

    private void doExit() {
        try {
            ((ChatApplet)appletPane).disconnect();
            ObjectOutputStream iniUt =
                new ObjectOutputStream(
                    new FileOutputStream("chat.ini"));
            iniUt.writeObject(getLocationOnScreen());
            iniUt.close();
        } catch (Exception exc) {} // I don't care
        System.exit(0);
    }

    // The 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 w, int h)   {}

    // The AppletContext methods
    public AudioClip getAudioClip(URL u)     {return null;}
    public Image getImage(URL u)             {return null;}
    public Applet getApplet(String name)     {return null;}
    public Enumeration getApplets()          {return null;}
    public void showDocument(URL u)          {}
    public void showDocument(URL u, String s){}
    public void showStatus(String s)         {}
}