ActivatedHyperlinkListener.java Source code

Introduction

Here is the source code for ActivatedHyperlinkListener.java

Source

import java.io.IOException;
import java.net.URL;

import javax.swing.JEditorPane;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;
import javax.swing.text.Document;

class ActivatedHyperlinkListener implements HyperlinkListener {
    JEditorPane editorPane;

    public ActivatedHyperlinkListener(JEditorPane editorPane) {
        this.editorPane = editorPane;
    }

    public void hyperlinkUpdate(HyperlinkEvent hyperlinkEvent) {
        HyperlinkEvent.EventType type = hyperlinkEvent.getEventType();
        final URL url = hyperlinkEvent.getURL();
        if (type == HyperlinkEvent.EventType.ENTERED) {
            System.out.println("URL: " + url);
        } else if (type == HyperlinkEvent.EventType.ACTIVATED) {
            System.out.println("Activated");

            Document doc = editorPane.getDocument();
            try {
                editorPane.setPage(url);
            } catch (IOException ioException) {
                System.out.println("Error following link, Invalid link");
                editorPane.setDocument(doc);
            }
        }
    }
}

public class EditorPaneSample {
    public static void main(String args[]) {
        JFrame frame = new JFrame("EditorPane Example");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        try {
            JEditorPane editorPane = new JEditorPane("http://www.google.com");
            editorPane.setEditable(false);

            HyperlinkListener hyperlinkListener = new ActivatedHyperlinkListener(editorPane);
            editorPane.addHyperlinkListener(hyperlinkListener);
            JScrollPane scrollPane = new JScrollPane(editorPane);
            frame.add(scrollPane);
        } catch (IOException e) {
            System.err.println("Unable to load: " + e);
        }

        frame.setSize(640, 480);
        frame.setVisible(true);
    }
}