Loading chrome specific form files from chrome folders

administrator/components/com_modules/src/Model/ModuleModel.php

@@ -14,6 +14,7 @@
 use Joomla\CMS\Application\ApplicationHelper;
 use Joomla\CMS\Component\ComponentHelper;
 use Joomla\CMS\Factory;
+use Joomla\CMS\Filesystem\Folder;
 use Joomla\CMS\Filesystem\Path;
 use Joomla\CMS\Form\Form;
 use Joomla\CMS\Helper\ModuleHelper;
@@ -23,6 +24,7 @@
 use Joomla\CMS\Plugin\PluginHelper;
 use Joomla\CMS\Router\Route;
 use Joomla\CMS\Table\Table;
+use Joomla\Component\Modules\Administrator\Helper\ModulesHelper;
 use Joomla\Database\ParameterType;
 use Joomla\Registry\Registry;
 use Joomla\String\StringHelper;
@@ -899,6 +901,39 @@ protected function preprocessForm(Form $form, $data, $group = 'content')
 		Form::addFormPath(JPATH_ADMINISTRATOR . '/components/com_modules/models/forms');
 		$form->loadFile('advanced', false);
 
+		// Load chrome specific params for global files
+		$chromePath      = JPATH_SITE . '/layouts/chromes';
+		$chromeFormFiles = Folder::files($chromePath, '.*\.xml');
+
+		if ($chromeFormFiles)
+		{
+			\JForm::addFormPath($chromePath);
+
+			foreach ($chromeFormFiles as $formFile)
+			{
+				$form->loadFile(basename($formFile, '.xml'), false);
+			}
+		}
+
+		// Load chrome specific params for template files
+		$templates = ModulesHelper::getTemplates($clientId);
+
+		foreach ($templates as $template)
+		{
+			$chromePath      = $client->path . '/templates/' . $template->element . '/html/layouts/chromes';
+			$chromeFormFiles = Folder::files($chromePath, '.*\.xml');
+
+			if ($chromeFormFiles)
+			{
+				\JForm::addFormPath($chromePath);
+
+				foreach ($chromeFormFiles as $formFile)
+				{
+					$form->loadFile(basename($formFile, '.xml'), false);
+				}
+			}
+		}
+
 		// Trigger the default form events.
 		parent::preprocessForm($form, $data, $group);
 	}