protected static function menuDropdown($label, $url, $items, $htmlOptions, $depth = 0)
{
self::addCssClass($depth === 0 ? 'dropdown' : 'dropdown-submenu', $htmlOptions);
TbArray::defaultValue('role', 'menuitem', $htmlOptions);
$linkOptions = TbArray::popValue('linkOptions', $htmlOptions, array());
$menuOptions = TbArray::popValue('menuOptions', $htmlOptions, array());
self::addCssClass('dropdown-menu', $menuOptions);
if ($depth === 0) {
$defaultId = parent::ID_PREFIX . parent::$count++;
TbArray::defaultValue('id', $defaultId, $menuOptions);
$menuOptions['aria-labelledby'] = $menuOptions['id'];
$menuOptions['role'] = 'menu';
}
$output = self::openTag('li', $htmlOptions);
$output .= self::dropdownToggleMenuLink($label, $url, $linkOptions, $depth);
$output .= self::menu($items, $menuOptions, $depth + 1);
$output .= '</li>';
return $output;
}