Re: Is it possible to have a java program to show multiple browser?

In article
<c8f5e2f3-a764-408a-a996-61e866ccd590@h2g2000yqg.googlegroups.com>,
 Newbie <aznch1239@gmail.com> wrote:


Yes, for example:

<code>
package test.my.gui;

import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.GridLayout;
import java.io.IOException;
import java.net.URL;
import javax.swing.JEditorPane;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;
import javax.swing.text.Document;

/** @author John B. Matthews */
public class HtmlView extends JPanel implements HyperlinkListener {

    private static final String EXAMPLE = "http://www.example.com";
    private final JEditorPane jep;
    private final Document doc;

    public HtmlView(String url) {
        this.setLayout(new GridLayout(1, 1));
        jep = new JEditorPane();
        jep.setEditable(false);
        jep.addHyperlinkListener(this);
        loadPage(jep, url);
        doc = jep.getDocument();
        JScrollPane sp = new JScrollPane(jep);
        sp.setPreferredSize(new Dimension(800, 200));
        sp.getVerticalScrollBar().setUnitIncrement(16);
        this.add(sp);
    }

    private void loadPage(JEditorPane jep, String name) {
        try {
            jep.setPage(name);
        } catch (IOException ioe) {
            ioe.printStackTrace(System.err);
        }
    }

    @Override
    public void hyperlinkUpdate(HyperlinkEvent e) {
        HyperlinkEvent.EventType type = e.getEventType();
        final URL url = e.getURL();
        if (type == HyperlinkEvent.EventType.ENTERED) {
            System.out.println("URL: " + url);
        } else if (type == HyperlinkEvent.EventType.ACTIVATED) {
            System.out.println("Following link...");
            try {
                jep.setPage(url);
            } catch (IOException ioException) {
                System.err.println("Invalid link");
                jep.setDocument(doc);
            }
        }
    }

    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                JFrame f = new JFrame();
                f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                f.setLayout(new GridLayout(3, 1));
                f.add(new HtmlView(EXAMPLE));
                f.add(new HtmlView(EXAMPLE));
                f.add(new HtmlView(EXAMPLE));
                f.pack();
                f.setVisible(true);
            }
        });
    }
}
</code>
--
John B. Matthews
trashgod at gmail dot com
<http://sites.google.com/site/drjohnbmatthews>