private void RenderLeafElement(MenuItem menuItem, HtmlTextWriter textWriter, bool dropDownToggle = false)
{
var link = new TagBuilder("a");
menuItem.URL = string.IsNullOrEmpty(menuItem.URL) ? "#" : "/" + menuItem.URL;
link.Attributes.Add("href", menuItem.URL);
if (dropDownToggle)
{
link.MergeAttribute("class", "dropdown-toggle");
link.MergeAttribute("data-toggle", "dropdown");
}
link.MergeAttributes(HtmlHelper.AnonymousObjectToHtmlAttributes(menuItem.HtmlAttributes));
link.InnerHtml = menuItem.Text;
textWriter.Write(link.ToString());
}
public MvcHtmlString Build(MenuItem menu)
{
var sb = new StringBuilder();
var stringWriter = new StringWriter(sb);
using (var textWriter = new NavHtmlTextWritter(stringWriter))
{
using (new MenuContainer(textWriter)) foreach (var menuItem in menu.Children)
{
Render(menuItem, textWriter);
}
return new MvcHtmlString(sb.ToString());
}
}
private void Render(MenuItem menuItem, HtmlTextWriter textWriter, bool isRoot = false)
{
if (menuItem.Children != null && menuItem.Children.Any())
{
textWriter.AddAttribute(HtmlTextWriterAttribute.Class, "dropdown");
}
if (menuItem.Divider)
{
textWriter.AddAttribute(HtmlTextWriterAttribute.Class, "divider");
}
if (menuItem.Active)
{
textWriter.AddAttribute(HtmlTextWriterAttribute.Class, "active");
}
textWriter.RenderBeginTag(HtmlTextWriterTag.Li);
if (menuItem.Children != null && menuItem.Children.Any())
{
RenderLeafElement(menuItem, textWriter, true);
using (new MenuList(textWriter, false))
{
foreach (var childMenuItem in menuItem.Children)
{
Render(childMenuItem, textWriter);
}
}
}
else
{
RenderLeafElement(menuItem, textWriter);
}
textWriter.RenderEndTag();
}
