/**
* Copyright (c) 2009--2010 Red Hat, Inc.
*
* This software is licensed to you under the GNU General Public License,
* version 2 (GPLv2). There is NO WARRANTY for this software, express or
* implied, including the implied warranties of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
* along with this software; if not, see
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* Red Hat trademarks are not licensed under GPLv2. No permission is
* granted to use or replicate Red Hat trademarks that are incorporated
* in this software or its documentation.
*/
package com.redhat.rhn.frontend.nav;
import com.redhat.rhn.frontend.html.HtmlTag;
import java.util.Map;
/**
* TopnavRenderer renders the Navigation Tree as an unordered list.
* Uses CSS to create tabbed view.
* <pre>
* <ul>
* <li id=\"mainFirst-active\">
* <a href=\"http://rhn.redhat.com\">name</a>
* </li>
* </ul>
* </pre>
* @version $Rev$
*/
public class TopnavRenderer extends Renderable {
private HtmlTag ulTag;
/**
* Public constructor
*/
public TopnavRenderer() {
// empty
}
/** {@inheritDoc} */
public void preNavLevel(StringBuffer sb, int depth) {
if (!canRender(null, depth)) {
return;
}
ulTag = new HtmlTag("ul");
ulTag.setAttribute("class", "nav navbar-nav navbar-primary");
sb.append(ulTag.renderOpenTag());
}
/** {@inheritDoc} */
public void preNavNode(StringBuffer sb, int depth) {
}
/** {@inheritDoc} */
public void navNodeActive(StringBuffer sb,
NavNode node,
NavTreeIndex treeIndex,
Map parameters,
int depth) {
if (canRender(node, depth)) {
HtmlTag liTag = new HtmlTag("li");
liTag.setAttribute("class", "active");
liTag.addBody(getLink(node.getPrimaryURL(),
node.getName(), null, node.getTarget()));
sb.append(liTag.render());
sb.append("\n");
}
}
/** {@inheritDoc} */
public void navNodeInactive(StringBuffer sb,
NavNode node,
NavTreeIndex treeIndex,
Map parameters,
int depth) {
if (canRender(node, depth)) {
HtmlTag liTag = new HtmlTag("li");
liTag.addBody(getLink(node.getPrimaryURL(),
node.getName(), null, node.getTarget()));
sb.append(liTag.render());
sb.append("\n");
}
}
/** {@inheritDoc} */
public void postNavNode(StringBuffer sb, int depth) {
}
/** {@inheritDoc} */
public void postNavLevel(StringBuffer sb, int depth) {
if (!canRender(null, depth)) {
return;
}
sb.append(ulTag.renderCloseTag());
}
/** {@inheritDoc} */
public boolean nodeRenderInline(int depth) {
return true;
}
private String getLink(String url, String name, String classStr, String target) {
HtmlTag a = new HtmlTag("a");
a.setAttribute("href", url);
if (classStr != null && !"".equals(classStr)) {
a.setAttribute("class", classStr);
}
if (target != null && !"".equals(target)) {
a.setAttribute("target", target);
}
a.addBody(name);
return a.render();
}
/** {@inheritDoc} */
public void preNav(StringBuffer sb) {
}
/** {@inheritDoc} */
public void postNav(StringBuffer sb) {
}
}