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ValidationErrorBlock.php in Drupal 8

File

core/modules/settings_tray/tests/modules/settings_tray_test/src/Plugin/Block/ValidationErrorBlock.php
View source
<?php

namespace Drupal\settings_tray_test\Plugin\Block;

use Drupal\Core\Block\BlockBase;
use Drupal\Core\Form\FormStateInterface;

/**
 * Provides a 'Block with validation error' test block.
 *
 * @Block(
 *   id = "settings_tray_test_validation",
 *   admin_label = @Translation("Block with validation error")
 * )
 */
class ValidationErrorBlock extends BlockBase {

  /**
   * {@inheritdoc}
   */
  public function build() {
    return [
      '#markup' => '<span>If I had more time this would be very witty :(.</span>',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
    parent::validateConfigurationForm($form, $form_state);
    $form_state
      ->setError($form['label'], 'Sorry system error. Please save again.');
  }

}

Classes

Namesort descending Description
ValidationErrorBlock Provides a 'Block with validation error' test block.