protected function _wrapInputGroup($addonOrButtons)
{
if ($addonOrButtons) {
if (is_string($addonOrButtons)) {
$addonOrButtons = $this->_makeIcon($addonOrButtons);
$addonOrButtons = '<span class="input-group-' . ($this->_matchButton($addonOrButtons) ? 'btn' : 'addon') . '">' . $addonOrButtons . '</span>';
} else {
if ($addonOrButtons !== false) {
$addonOrButtons = '<span class="input-group-btn">' . implode('', $addonOrButtons) . '</span>';
}
}
}
return $addonOrButtons;
}