Sindbad~EG File Manager

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_fields
 *
 * @copyright   (C) 2016 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Fields\Administrator\Field;

\defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\Form\Field\ListField;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\Component\Fields\Administrator\Helper\FieldsHelper;

/**
 * Fields Type
 *
 * @since  3.7.0
 */
class TypeField extends ListField
{
	/**
	 * @var    string
	 */
	public $type = 'Type';

	/**
	 * Method to attach a JForm object to the field.
	 *
	 * @param   \SimpleXMLElement  $element  The SimpleXMLElement object representing the `<field>` tag for the form field object.
	 * @param   mixed              $value    The form field value to validate.
	 * @param   string             $group    The field name group control value. This acts as an array container for the field.
	 *                                       For example if the field has name="foo" and the group value is set to "bar" then the
	 *                                       full field name would end up being "bar[foo]".
	 *
	 * @return  boolean  True on success.
	 *
	 * @since   3.7.0
	 */
	public function setup(\SimpleXMLElement $element, $value, $group = null)
	{
		$return = parent::setup($element, $value, $group);

		$this->onchange = 'Joomla.typeHasChanged(this);';

		return $return;
	}

	/**
	 * Method to get the field options.
	 *
	 * @return  array  The field option objects.
	 *
	 * @since   3.7.0
	 */
	protected function getOptions()
	{
		$options = parent::getOptions();

		$fieldTypes = FieldsHelper::getFieldTypes();

		foreach ($fieldTypes as $fieldType)
		{
			$options[] = HTMLHelper::_('select.option', $fieldType['type'], $fieldType['label']);
		}

		// Sorting the fields based on the text which is displayed
		usort(
			$options,
			function ($a, $b)
			{
				return strcmp($a->text, $b->text);
			}
		);

		// Load scripts
		Factory::getApplication()->getDocument()->getWebAssetManager()
			->useScript('com_fields.admin-field-typehaschanged')
			->useScript('webcomponent.core-loader');

		return $options;
	}
}