/*******************************************************************************
* Copyright (c) 2007-2012 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is made available under the terms of the
* Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.jsf.text.ext.hyperlink;
import java.text.MessageFormat;
import java.util.Properties;
import org.eclipse.jface.text.IRegion;
import org.jboss.tools.common.text.ext.hyperlink.XModelBasedHyperlink;
import org.jboss.tools.common.text.ext.hyperlink.xpl.Messages;
import org.jboss.tools.common.text.ext.util.StructuredModelWrapper;
import org.jboss.tools.common.text.ext.util.Utils;
import org.jboss.tools.jst.web.project.list.WebPromptingProvider;
import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
/**
* @author Jeremy
*
*/
public class JsfTaglibDirectiveHyperlink extends XModelBasedHyperlink {
protected String getRequestMethod() {
return WebPromptingProvider.JSF_OPEN_TAG_LIBRARY;
}
private String getTaglibUri(IRegion region) {
StructuredModelWrapper smw = new StructuredModelWrapper();
smw.init(getDocument());
try {
Document xmlDocument = smw.getDocument();
if (xmlDocument == null) return null;
Node n = Utils.findNodeForOffset(xmlDocument, region.getOffset());
if (n instanceof Attr) n = ((Attr)n).getOwnerElement();
if ((n == null) || !(n instanceof Node)) return null;
Node node = n;
String uri = Utils.getAttributeValue(getDocument(), node, "uri"); //$NON-NLS-1$
if (uri != null) {
return uri;
}
} finally {
smw.dispose();
}
return null;
}
protected Properties getRequestProperties(IRegion region) {
Properties p = new Properties();
String uri = getTaglibUri(region);
if (uri != null) {
p.setProperty("prefix", uri); //$NON-NLS-1$
}
return p;
}
/*
* (non-Javadoc)
*
* @see IHyperlink#getHyperlinkText()
*/
public String getHyperlinkText() {
String uri = getTaglibUri(getHyperlinkRegion());
if (uri == null)
return MessageFormat.format(Messages.OpenA, Messages.TagLibrary);
return MessageFormat.format(Messages.OpenTagLibraryForUri, uri);
}
}