OpenCms 导航

示例：

<%@page taglibs="c,cms" %> 
<c:set var="navStartLevel">1</c:set>
<cms:navigation type="treeForFolder" startLevel="${navStartLevel}" endLevel="4" var="nav"/>
<ul class="nav-side list-group sidebar-nav-v1">		
	<c:forEach items="${nav.items}" var="elem">
		<li class='nav-side-level-${elem.navTreeLevel - navStartLevel} 
		           list-group-item 
		           ${!elem.navigationLevel && nav.isActive[elem.resourceName]?"active":""}'>
			<a href="<cms:link>${elem.resourceName}</cms:link>">${elem.navText}</a>
		</li>
	</c:forEach>
</ul>

<cms:navigation type="treeForFolder" startLevel="1" endLevel="4" var="nav"/>
<c:forEach items="${nav.items}" var="elem">
    <%-- ... --%>
    <a href="<cms:link>${elem.resourceName}</cms:link>"
        <c:if test="${nav.isActive[elem.resourceName] and !elem.navigationLevel }">class="current"</c:if>
        ${elem.navText}
    </a>
    <%-- ... --%>
</c:forEach>

• startLevel: 从0开始