NestedTableDragTestForm.php in Drupal 9
File
core/modules/system/tests/modules/tabledrag_test/src/Form/NestedTableDragTestForm.php
View source
<?php
namespace Drupal\tabledrag_test\Form;
use Drupal\Core\Form\FormStateInterface;
class NestedTableDragTestForm extends TableDragTestForm {
public function getFormId() {
return 'nested_tabledrag_test_form';
}
public function buildForm(array $form, FormStateInterface $form_state) {
$parent_row_ids = [
'parent_1',
'parent_2',
'parent_3',
];
$parent_rows = array_combine($parent_row_ids, $parent_row_ids);
$form['table'] = $this
->buildTestTable($parent_rows, 'tabledrag-test-parent-table', 'tabledrag-test-nested-parent', FALSE);
$form['table']['#caption'] = $this
->t('Parent table');
$form['table'][reset($parent_row_ids)]['title'] = $this
->buildTestTable() + [
'#caption' => $this
->t('Nested table'),
];
$form['actions'] = $this
->buildFormActions();
return $form;
}
}