Component-Builder/admin/layouts/custom_code/details_left.php

<?php
/**
 * @package    Joomla.Component.Builder
 *
 * @created    30th April, 2015
 * @author     Llewellyn van der Merwe <http://www.joomlacomponentbuilder.com>
 * @github     Joomla Component Builder <https://github.com/vdm-io/Joomla-Component-Builder>
 * @copyright  Copyright (C) 2015 - 2018 Vast Development Method. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

// No direct access to this file

defined('_JEXEC') or die('Restricted access');

$form = $displayData->getForm();

$fields = $displayData->get('fields') ?: array(
	'comment_type',
	'component',
	'type',
	'hashtarget'
);

$hiddenFields = $displayData->get('hidden_fields') ?: array();

foreach ($fields as $field)
{
	$field = is_array($field) ? $field : array($field);
	foreach ($field as $f)
	{
		if ($form->getField($f))
		{
			if (in_array($f, $hiddenFields))
			{
				$form->setFieldAttribute($f, 'type', 'hidden');
			}

			echo $form->renderField($f);
			break;
		}
	}
}