WeightSelectorWidget.php in Weight 8.3
File
src/Plugin/Field/FieldWidget/WeightSelectorWidget.php
View source
<?php
namespace Drupal\weight\Plugin\Field\FieldWidget;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Field\WidgetBase;
use Drupal\Core\Form\FormStateInterface;
class WeightSelectorWidget extends WidgetBase {
public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
$value = isset($items[$delta]->value) ? $items[$delta]->value : 0;
$range = $this
->getFieldSetting('range');
$element += [
'#type' => 'select',
'#options' => WeightSelectorWidget::rangeOptions($range),
'#default_value' => $value,
];
return [
'value' => $element,
];
}
public static function rangeOptions($range) {
$options = [];
for ($i = -$range; $i <= $range; $i++) {
$options[$i] = $i;
}
return $options;
}
}