[velocity] print tree structure

menus.vm

#macro(menuTree $menus $url)
	#set($macro.url = $url)
	#foreach($m in $menus)
		#set($macro.depth = ($m.Depth - 1) * 5)
		<tr>
			<td class="title">
				${vstr.repeat('&nbsp;', $macro.depth)} 
				#if($m.Childs && $m.Childs.size() > 0) <i class="fa fa-minus-square-o"></i> #else <i class="fa fa-square-o"></i> #end 
				<a href="#">${m.Name}</a>
			</td>
			<td class="title"><a href="${siteUrl}$!{macro.url}/${m.Url}.htm" target="_blank">$!{macro.url}/${m.Url}</a><!-- ($m.Order) --></td>
		</tr>
		
		#if($m.Childs && $m.Childs.size() > 0) #adminMenuTree($m.Childs "$!{macro.url}/${m.Url}") #end
	#end
#end