--- /dev/null
+<?php
+
+namespace Drupal\video_embed_field\Plugin\Field\FieldWidget;
+
+use Drupal\Core\Field\FieldItemListInterface;
+use Drupal\Core\Field\WidgetBase;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * A widget to input video URLs.
+ *
+ * @FieldWidget(
+ * id = "video_embed_field_textfield",
+ * label = @Translation("Video Textfield"),
+ * field_types = {
+ * "video_embed_field"
+ * },
+ * )
+ */
+class VideoTextfield extends WidgetBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
+ $element['value'] = $element + [
+ '#type' => 'textfield',
+ '#default_value' => isset($items[$delta]->value) ? $items[$delta]->value : NULL,
+ '#size' => 60,
+ '#maxlength' => $this->getFieldSetting('max_length'),
+ '#attributes' => ['class' => ['js-text-full', 'text-full']],
+ '#allowed_providers' => $this->getFieldSetting('allowed_providers'),
+ ];
+ return $element;
+ }
+
+}