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libraries/fof40/Html/Fields/fancyradio.php

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+<?php
+/**
+ * @package   FOF
+ * @copyright Copyright (c)2010-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
+ * @license   GNU General Public License version 3, or later
+ */
+
+defined('_JEXEC') || die();
+
+use Joomla\CMS\Form\FormHelper;
+
+// Prevent PHP fatal errors if this somehow gets accidentally loaded multiple times
+if (class_exists('JFormFieldFancyradio'))
+{
+	return;
+}
+
+// Load the base form field class
+FormHelper::loadFieldClass('radio');
+
+/**
+ * Yes/No switcher, compatible with Joomla 3 and 4
+ *
+ * ## How to use
+ *
+ * 1. Create a folder in your project for custom Joomla form fields, e.g. components/com_example/fields
+ * 2. Create a new file called `fancyradio.php` with the content
+ *    ```php
+ *    defined('_JEXEC') || die();
+ *    require_once JPATH_LIBRARIES . '/fof40/Html/Fields/fancyradio.php';
+ *    ```
+ *
+ * @package      Joomla\CMS\Form\Field
+ *
+ * @since        1.0.0
+ * @noinspection PhpUnused
+ * @noinspection PhpIllegalPsrClassPathInspection
+ */
+class JFormFieldFancyradio extends JFormFieldRadio
+{
+	public function __construct($form = null)
+	{
+		if (version_compare(JVERSION, '3.999.999', 'gt'))
+		{
+			// Joomla 4.0 and later.
+			$this->layout = 'joomla.form.field.radio.switcher';
+		}
+		else
+		{
+			// Joomla 3.x. Yes, 3.10 does have the layout but I am playing it safe.
+			$this->layout = 'joomla.form.field.radio';
+		}
+
+		parent::__construct($form);
+	}
+}