OpenCMS创建导航条

OpenCMS首页导航条代码，在VFS中的/system/modules/org.opencms.welcome/elements/welcome_nav.jsp

<%@ page import="org.opencms.jsp.*" %><%   

    /*     
     * This is a simple example on how to build a dynamic navigation using JSP in OpenCms.
     * It serves the purpose of demonstrating
     * the general way to build a dynamic navigation using OpenCms resource properties.
     */
    
    // Create a JSP action element
    CmsJspActionElement cms = new CmsJspActionElement(pageContext, request, response);
     
    // Some shortcuts to often used Strings
    String filename = cms.getRequestContext().getUri(); /*filename为页面名，比如url为http://localhost:8080/opencms/opencms/index.jsp，filename为/index.jsp*/
    // List of all pages / subfolders (sorted by NavPos property)
    java.util.List list = cms.getNavigation().getNavigationForFolder();    //得到同层目录的所有文件的list
    java.util.Iterator i = list.iterator();

    // Now build the navigation
    out.println("<p class=\"small\">Navigation: ");
   
    while (i.hasNext()) {
        CmsJspNavElement ne = (CmsJspNavElement)i.next();
        if (! ne.getResourceName().equals(filename)) {                       
            out.println("<a href=\"" +
            cms.link(ne.getResourceName()) + "\">"
            + ne.getNavText() + "</a>");            //ne.getNavText()为的navigationtext属性
        } else {
            out.println(ne.getNavText());   //页面本身
        }       
        if (i.hasNext()) {
            out.println(" | ");
        }
    }
    out.println("</p>");     
%>