public function OrderConfigurationForm::buildForm in Vertical Tabs Config 8

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides ConfigFormBase::buildForm

File

src/Form/OrderConfigurationForm.php, line 32

Class

OrderConfigurationForm

Configure order for this site.

Namespace

Drupal\vertical_tabs_config\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  $config = $this
    ->config('vertical_tabs_config.order');
  $vertical_tabs = vertical_tabs_config_vertical_tab_list(TRUE);
  $form['desc'] = [
    '#type' => 'item',
    '#markup' => $this
      ->t('Reorder vertical tabs in the table to set a global order.'),
  ];

  // https://www.drupal.org/node/1876710
  $form['vttable'] = [
    '#type' => 'table',
    '#header' => [
      t('Vertical tab'),
      t('Weight'),
    ],
    '#empty' => t('There are no vertical tabs.'),
    // Insert or not selection checkbox on first column.
    '#tableselect' => FALSE,
    // TableDrag: callback arguments for drupal_add_tabledrag().
    '#tabledrag' => [
      [
        'action' => 'order',
        'relationship' => 'sibling',
        'group' => 'vttable-order-weight',
      ],
    ],
  ];
  foreach ($vertical_tabs as $vt_machine_name => $vt_human_name) {
    $id = 'vertical_tabs_config_' . $vt_machine_name;

    // TableDrag: Mark the table row as draggable.
    $form['vttable'][$id]['#attributes']['class'][] = 'draggable';

    // TableDrag: Sort the table row according to its existing/configured weight.
    $form['vttable'][$id]['#weight'] = $config
      ->get('vertical_tabs_config_' . $vt_machine_name);

    // Some table columns containing raw markup.
    $form['vttable'][$id]['label'] = [
      '#plain_text' => $vt_human_name,
    ];

    // TableDrag: Weight column element.
    $form['vttable'][$id]['weight'] = [
      '#type' => 'weight',
      '#title' => t('Weight for @title', [
        '@title' => $vt_human_name,
      ]),
      '#title_display' => 'invisible',
      '#default_value' => $config
        ->get('vertical_tabs_config_' . $vt_machine_name),
      // Classify the weight element for #tabledrag.
      '#attributes' => [
        'class' => [
          'vttable-order-weight',
        ],
      ],
    ];
  }
  return parent::buildForm($form, $form_state);
}