public DraggableListBuilder::buildForm(array $form, FormStateInterface $form_state)
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 FormInterface::buildForm
File
- core/lib/Drupal/Core/Config/Entity/DraggableListBuilder.php, line 101
Class
- DraggableListBuilder
- Defines a class to build a draggable listing of configuration entities.
Namespace
Drupal\Core\Config\Entity
Code
public function buildForm(array $form, FormStateInterface $form_state) { $form[$this->entitiesKey] = array( '#type' => 'table', '#header' => $this->buildHeader(), '#empty' => t('There is no @label yet.', array('@label' => $this->entityType->getLabel())), '#tabledrag' => array( array( 'action' => 'order', 'relationship' => 'sibling', 'group' => 'weight', ), ), ); $this->entities = $this->load(); $delta = 10; // Change the delta of the weight field if have more than 20 entities. if (!empty($this->weightKey)) { $count = count($this->entities); if ($count > 20) { $delta = ceil($count / 2); } } foreach ($this->entities as $entity) { $row = $this->buildRow($entity); if (isset($row['label'])) { $row['label'] = array('#markup' => $row['label']); } if (isset($row['weight'])) { $row['weight']['#delta'] = $delta; } $form[$this->entitiesKey][$entity->id()] = $row; } $form['actions']['#type'] = 'actions'; $form['actions']['submit'] = array( '#type' => 'submit', '#value' => t('Save'), '#button_type' => 'primary', ); return $form; }
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