/*
GNU Lesser General Public License
ExtendedHTMLEditorKit
Copyright (C) 2001 Frits Jalvingh, Jerry Pommer & Howard Kistler
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.hexidec.ekit.component;
import javax.swing.text.Document;
import javax.swing.text.Element;
import javax.swing.text.StyleConstants;
import javax.swing.text.View;
import javax.swing.text.ViewFactory;
import javax.swing.text.html.HTML;
import javax.swing.text.html.HTMLEditorKit;
import javax.swing.text.html.StyleSheet;
import com.hexidec.ekit.component.ExtendedHTMLDocument;
/**
* This class extends HTMLEditorKit so that it can provide other renderer classes
* instead of the defaults. Most important is the part which renders relative
* image paths.
*
* @author <a href="mailto:jal@grimor.com">Frits Jalvingh</a>
* @version 1.0
*/
public class ExtendedHTMLEditorKit extends HTMLEditorKit
{
/** Constructor
*/
public ExtendedHTMLEditorKit()
{
}
/** Method for returning a ViewFactory which handles the image rendering.
*/
public ViewFactory getViewFactory()
{
return new HTMLFactoryExtended();
}
public Document createDefaultDocument()
{
StyleSheet styles = getStyleSheet();
StyleSheet ss = new StyleSheet();
ss.addStyleSheet(styles);
ExtendedHTMLDocument doc = new ExtendedHTMLDocument(ss);
doc.setParser(getParser());
doc.setAsynchronousLoadPriority(4);
doc.setTokenThreshold(100);
return doc;
}
/* Inner Classes --------------------------------------------- */
/** Class that replaces the default ViewFactory and supports
* the proper rendering of both URL-based and local images.
*/
public static class HTMLFactoryExtended extends HTMLFactory implements ViewFactory
{
/** Constructor
*/
public HTMLFactoryExtended()
{
}
/** Method to handle IMG tags and
* invoke the image loader.
*/
public View create(Element elem)
{
Object obj = elem.getAttributes().getAttribute(StyleConstants.NameAttribute);
if(obj instanceof HTML.Tag)
{
HTML.Tag tagType = (HTML.Tag)obj;
if(tagType == HTML.Tag.IMG)
{
return new RelativeImageView(elem);
}
}
return super.create(elem);
}
}
}