protected function _prepareEditableFieldCommonConfig($type, $id, $config) { // Remove editor handle, as it is not used/needed in original edit form $config = parent::_prepareEditableFieldCommonConfig($type, $id, $config); if ($config['type'] == 'editor' && isset($config['layout_handles'])) { array_filter($config['layout_handles'], create_function('$a', 'return ($a != \'custom_grid_editor_handle_editor\');')); } return $config; }