WelcomeApplet.java Source code

Introduction

Here is the source code for WelcomeApplet.java
Source

    <html><head><title>WelcomeApplet</title></head><body><hr/><p>This applet is from the book<a href="http://www.horstmann.com/corejava.html">Core Java</a>by<em>Cay Horstmann</em>and<em>Gary Cornell</em>,published by Sun Microsystems Press.</p><applet code="WelcomeApplet.class"width="400"height="200"><param name="greeting"value="Welcome to Core Java!"/></applet><hr/><p><a href="WelcomeApplet.java">The source.</a></p></body></html>

    /*
       This program is a part of the companion code for Core Java 8th ed.
       (http://horstmann.com/corejava)
    
       This program is free software: you can redistribute it and/or modify
       it under the terms of the GNU General Public License as published by
       the Free Software Foundation, either version 3 of the License, or
       (at your option) any later version.
    
       This program is distributed in the hope that it will be useful,
       but WITHOUT ANY WARRANTY; without even the implied warranty of
       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
       GNU General Public License for more details.
    
       You should have received a copy of the GNU General Public License
       along with this program.  If not, see <http://www.gnu.org/licenses/>.
    */

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

/**
 * This applet displays a greeting from the authors.
 * @version 1.22 2007-04-08
 * @author Cay Horstmann
 */
public class WelcomeApplet extends JApplet
{
   public void init()
   {
      EventQueue.invokeLater(new Runnable()
         {
            public void run()
            {
               setLayout(new BorderLayout());

               JLabel label = new JLabel(getParameter("greeting"), SwingConstants.CENTER);
               label.setFont(new Font("Serif", Font.BOLD, 18));
               add(label, BorderLayout.CENTER);

               JPanel panel = new JPanel();

               JButton cayButton = new JButton("Cay Horstmann");
               cayButton.addActionListener(makeAction("http://www.horstmann.com"));
               panel.add(cayButton);

               JButton garyButton = new JButton("Gary Cornell");
               garyButton.addActionListener(makeAction("mailto:gary_cornell@apress.com"));
               panel.add(garyButton);

               add(panel, BorderLayout.SOUTH);
            }
         });
   }

   private ActionListener makeAction(final String urlString)
   {
      return new ActionListener()
         {
            public void actionPerformed(ActionEvent event)
            {
               try
               {
                  getAppletContext().showDocument(new URL(urlString));
               }
               catch (MalformedURLException e)
               {
                  e.printStackTrace();
               }
            }
         };
   }
}

    //File: java.policy.applet

    /* AUTOMATICALLY GENERATED ON Tue Apr 16 17:20:59 EDT 2002*/
    /* DO NOT EDIT */

    grant{permission java.security.AllPermission;};