FormTestTableSelectMultipleFalseForm.php

<?php

namespace Drupal\form_test\Form;

use Drupal\Core\Form\FormStateInterface;

/**
 * Builds a form to test table select with '#multiple" set to FALSE.
 *
 * @internal
 */
class FormTestTableSelectMultipleFalseForm extends FormTestTableSelectFormBase {
    
    /**
     * {@inheritdoc}
     */
    public function getFormId() {
        return '_form_test_tableselect_multiple_false_form';
    }
    
    /**
     * {@inheritdoc}
     */
    public function buildForm(array $form, FormStateInterface $form_state) {
        return $this->tableselectFormBuilder($form, $form_state, [
            '#multiple' => FALSE,
        ]);
    }
    
    /**
     * {@inheritdoc}
     */
    public function submitForm(array &$form, FormStateInterface $form_state) {
        $this->messenger()
            ->addStatus($this->t('Submitted: @value', [
            '@value' => $form_state->getValue('tableselect'),
        ]));
    }

}