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/modules/system/tests/modules/form_test/src/Form/FormTestFormStateValuesCleanForm.php, line 28

Class

FormTestFormStateValuesCleanForm

Form builder for \Drupal\Core\Form\FormState::cleanValues() test.

Namespace

Drupal\form_test\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  // Build an example form containing multiple submit and button elements; not
  // only on the top-level.
  $form = [
    '#tree' => TRUE,
  ];
  $form['foo'] = [
    '#type' => 'submit',
    '#value' => $this->t('Submit'),
  ];
  $form['bar'] = [
    '#type' => 'submit',
    '#value' => $this->t('Submit'),
  ];
  $form['beer'] = [
    '#type' => 'value',
    '#value' => 1000,
  ];
  $form['baz']['foo'] = [
    '#type' => 'button',
    '#value' => $this->t('Submit'),
  ];
  $form['baz']['baz'] = [
    '#type' => 'submit',
    '#value' => $this->t('Submit'),
  ];
  $form['baz']['beer'] = [
    '#type' => 'value',
    '#value' => 2000,
  ];
  // Add an arbitrary element and manually set it to be cleaned.
  // Using $form_state->addCleanValueKey('wine'); didn't work here.
  $class = static::class;
  $form['wine'] = [
    '#type' => 'value',
    '#value' => 3000,
    '#process' => [
      [
        $class,
        'cleanValue',
      ],
    ],
  ];
  return $form;
}

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