class TextWidget

Same name in this branch
  1. 4.0.x modules/field_permission_example/src/Plugin/Field/FieldWidget/TextWidget.php \Drupal\field_permission_example\Plugin\Field\FieldWidget\TextWidget
Same name and namespace in other branches
  1. 3.x modules/field_permission_example/src/Plugin/Field/FieldWidget/TextWidget.php \Drupal\field_permission_example\Plugin\Field\FieldWidget\TextWidget
  2. 3.x modules/field_example/src/Plugin/Field/FieldWidget/TextWidget.php \Drupal\field_example\Plugin\Field\FieldWidget\TextWidget

Plugin implementation of the 'field_example_text' widget.

Plugin annotation


@FieldWidget(
  id = "field_example_text",
  module = "field_example",
  label = @Translation("RGB value as #ffffff"),
  field_types = {
    "field_example_rgb"
  }
)

Hierarchy

Expanded class hierarchy of TextWidget

File

modules/field_example/src/Plugin/Field/FieldWidget/TextWidget.php, line 22

Namespace

Drupal\field_example\Plugin\Field\FieldWidget
View source 
class TextWidget extends WidgetBase {
  
  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $value = $items[$delta]->value ?? '';
    $element += [
      '#type' => 'textfield',
      '#default_value' => $value,
      '#size' => 7,
      '#maxlength' => 7,
      '#element_validate' => [
        [
          $this,
          'validate',
        ],
      ],
    ];
    return [
      'value' => $element,
    ];
  }
  
  /**
   * Validate the color text field.
   */
  public function validate($element, FormStateInterface $form_state) {
    $value = $element['#value'];
    if (strlen($value) === 0) {
      $form_state->setValueForElement($element, '');
      return;
    }
    if (!Color::validateHex($value)) {
      $form_state->setError($element, $this->t('Color must be a 3- or 6-digit hexadecimal value, suitable for CSS.'));
    }
  }

}

Members

Title Modifiers Object type Summary Overriden Title Overrides
DependencySerializationTrait::$_entityStorages protected property An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 2
DependencySerializationTrait::__wakeup public function #[\ReturnTypeWillChange] 2
MessengerTrait::$messenger protected property The messenger. 25
MessengerTrait::messenger public function Gets the messenger. 25
MessengerTrait::setMessenger public function Sets the messenger.
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$pluginDefinition protected property The plugin implementation definition. 1
PluginBase::$pluginId protected property The plugin ID.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Overrides PluginInspectionInterface::getPluginDefinition 2
PluginBase::getPluginId public function Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable public function Determines if the plugin is configurable.
PluginSettingsBase::$defaultSettingsMerged protected property Whether default settings have been merged into the current $settings.
PluginSettingsBase::$thirdPartySettings protected property The plugin settings injected by third party modules.
PluginSettingsBase::calculateDependencies public function Overrides DependentPluginInterface::calculateDependencies 6
PluginSettingsBase::defaultSettings public static function Overrides PluginSettingsInterface::defaultSettings 42
PluginSettingsBase::getSetting public function Overrides PluginSettingsInterface::getSetting
PluginSettingsBase::getSettings public function Overrides PluginSettingsInterface::getSettings
PluginSettingsBase::getThirdPartyProviders public function Overrides ThirdPartySettingsInterface::getThirdPartyProviders
PluginSettingsBase::getThirdPartySetting public function Overrides ThirdPartySettingsInterface::getThirdPartySetting
PluginSettingsBase::getThirdPartySettings public function Overrides ThirdPartySettingsInterface::getThirdPartySettings
PluginSettingsBase::mergeDefaults protected function Merges default settings values into $settings.
PluginSettingsBase::onDependencyRemoval public function Overrides PluginSettingsInterface::onDependencyRemoval 3
PluginSettingsBase::setSetting public function Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings public function Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting public function Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting public function Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringTranslationTrait::$stringTranslation protected property The string translation service. 3
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
TextWidget::formElement public function Returns the form for a single field widget. Overrides WidgetInterface::formElement 1
TextWidget::validate public function Validate the color text field.
WidgetBase::$fieldDefinition protected property The field definition.
WidgetBase::$settings protected property The widget settings. Overrides PluginSettingsBase::$settings
WidgetBase::addMoreAjax public static function Ajax callback for the "Add another item" button.
WidgetBase::addMoreSubmit public static function Submission handler for the "Add another item" button.
WidgetBase::afterBuild public static function After-build handler for field elements in a form.
WidgetBase::create public static function Overrides ContainerFactoryPluginInterface::create 5
WidgetBase::deleteAjax public static function Ajax refresh callback for the "Remove" button.
WidgetBase::deleteSubmit public static function Ajax submit callback for the "Remove" button.
WidgetBase::errorElement public function Overrides WidgetInterface::errorElement 8
WidgetBase::extractFormValues public function Overrides WidgetBaseInterface::extractFormValues 3
WidgetBase::flagErrors public function Overrides WidgetBaseInterface::flagErrors 2
WidgetBase::form public function Overrides WidgetBaseInterface::form 3
WidgetBase::formMultipleElements protected function Special handling to create form elements for multiple values. 1
WidgetBase::formSingleElement protected function Generates the form element for a single copy of the widget.
WidgetBase::getFieldSetting protected function Returns the value of a field setting.
WidgetBase::getFieldSettings protected function Returns the array of field settings.
WidgetBase::getFilteredDescription protected function Returns the filtered field description.
WidgetBase::getWidgetState public static function Overrides WidgetBaseInterface::getWidgetState
WidgetBase::getWidgetStateParents protected static function Returns the location of processing information within $form_state.
WidgetBase::handlesMultipleValues protected function Returns whether the widget handles multiple values.
WidgetBase::isApplicable public static function Overrides WidgetInterface::isApplicable 4
WidgetBase::isDefaultValueWidget protected function Returns whether the widget used for default value form.
WidgetBase::massageFormValues public function Overrides WidgetInterface::massageFormValues 7
WidgetBase::settingsForm public function Overrides WidgetInterface::settingsForm 16
WidgetBase::settingsSummary public function Overrides WidgetInterface::settingsSummary 15
WidgetBase::setWidgetState public static function Overrides WidgetBaseInterface::setWidgetState
WidgetBase::__construct public function Constructs a WidgetBase object. Overrides PluginBase::__construct 5