public static function ComplexGrouping::complexGroupingValidate in Views Complex Grouping 8

Validate Complex Grouping form options.

File

src/Plugin/views/style/ComplexGrouping.php, line 291

Class

ComplexGrouping

Class ComplexGrouping.

Namespace

Drupal\views_complex_grouping\Plugin\views\style

Code

public static function complexGroupingValidate($element, FormStateInterface $form_state, $form) {
  if (!is_numeric($element['#value'])) {
    $form_state
      ->setError($element, t('%element must be numeric.', [
      '%element' => $element['#title'],
    ]));
  }

  // Checking for negative val  ues.
  if ($element['#value'] < 0) {
    $form_state
      ->setError($element, t('%element cannot be negative.', [
      '%element' => $element['#title'],
    ]));
  }
}