Stable release of v4.0.0-alpha1

First alpha release of Component Builder towards Joomla 4 (very unstable...).

admin/compiler/joomla_4/layouttitle.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * @package    Joomla.Component.Builder
+ *
+ * @created    4th September 2022
+ * @author     Llewellyn van der Merwe <https://dev.vdm.io>
+ * @git        Joomla Component Builder <https://git.vdm.dev/joomla/Component-Builder>
+ * @copyright  Copyright (C) 2015 Vast Development Method. All rights reserved.
+ * @license    GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+// No direct access to this JCB template file (EVER)
+defined('_JCB_TEMPLATE') or die;
+?>
+###BOM###
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+// get the form
+$form = $displayData->getForm();
+
+// get the layout fields override method name (from layout path/ID)
+$layout_path_array = explode('.', $this->getLayoutId());
+// Since we cannot pass the layout and tab names as parameters to the model method
+// this name combination of tab and layout in the method name is the only work around
+// seeing that JCB uses those two values (tab_name & layout_name) as the layout file name.
+// example of layout name: details_left.php
+// example of method name: getFields_details_left()
+$fields_tab_layout = 'fields_' . $layout_path_array[1];
+
+// get the fields
+$fields = $displayData->get($fields_tab_layout) ?: [
+	###LAYOUTITEMS###
+];
+
+// Ensure $fields is treated as an array and count its size.
+$size = count((array) $fields);
+
+// Use a ternary operator to determine the class.
+// If there are 1 to 4 fields, set the class to divide the 12-grid column equally among the fields.
+// For more than 4 fields, default to four columns (3-grid each) for medium and larger screens.
+$css_class = ($size > 0 && $size <= 4) ? 'col-12 col-md-' . round(12 / $size) : 'col-12 col-md-3';
+
+$hiddenFields = $displayData->get('hidden_fields') ?: [];
+
+?>
+<?php if ($fields && count((array) $fields)) :?>
+<div class="row title-alias form-vertical mb-3">
+	<?php foreach($fields as $field): ?>
+		<?php if (in_array($field, $hiddenFields)) : ?>
+			<?php $form->setFieldAttribute($field, 'type', 'hidden'); ?>
+		<?php endif; ?>
+		<?php echo $form->renderField($field, null, null, ['class' => $css_class . ' control-wrapper-' . $field]); ?>
+	<?php endforeach; ?>
+</div>
+<?php endif; ?>