class TestFieldWidget

Same name in other branches
  1. 9 core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldWidget/TestFieldWidget.php \Drupal\field_test\Plugin\Field\FieldWidget\TestFieldWidget
  2. 8.9.x core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldWidget/TestFieldWidget.php \Drupal\field_test\Plugin\Field\FieldWidget\TestFieldWidget
  3. 10 core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldWidget/TestFieldWidget.php \Drupal\field_test\Plugin\Field\FieldWidget\TestFieldWidget

Plugin implementation of the 'test_field_widget' widget.

Hierarchy

Expanded class hierarchy of TestFieldWidget

File

core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldWidget/TestFieldWidget.php, line 17

Namespace

Drupal\field_test\Plugin\Field\FieldWidget
View source
class TestFieldWidget extends WidgetBase {
    
    /**
     * {@inheritdoc}
     */
    public static function defaultSettings() {
        return [
            'test_widget_setting' => 'dummy test string',
            'role' => 'anonymous',
            'role2' => 'anonymous',
        ] + parent::defaultSettings();
    }
    
    /**
     * {@inheritdoc}
     */
    public function settingsForm(array $form, FormStateInterface $form_state) {
        $element['test_widget_setting'] = [
            '#type' => 'textfield',
            '#title' => $this->t('Field test field widget setting'),
            '#description' => $this->t('A dummy form element to simulate field widget setting.'),
            '#default_value' => $this->getSetting('test_widget_setting'),
            '#required' => FALSE,
        ];
        return $element;
    }
    
    /**
     * {@inheritdoc}
     */
    public function settingsSummary() {
        $summary = [];
        $summary[] = $this->t('@setting: @value', [
            '@setting' => 'test_widget_setting',
            '@value' => $this->getSetting('test_widget_setting'),
        ]);
        return $summary;
    }
    
    /**
     * {@inheritdoc}
     */
    public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
        $element += [
            '#type' => 'textfield',
            '#default_value' => $items[$delta]->value ?? '',
        ];
        return [
            'value' => $element,
        ];
    }
    
    /**
     * {@inheritdoc}
     */
    public function errorElement(array $element, ConstraintViolationInterface $violation, array $form, FormStateInterface $form_state) {
        return $element['value'];
    }
    
    /**
     * {@inheritdoc}
     */
    public function calculateDependencies() {
        $dependencies = parent::calculateDependencies();
        foreach ([
            'role',
            'role2',
        ] as $setting) {
            if (!empty($role_id = $this->getSetting($setting))) {
                // Create a dependency on the role config entity referenced in settings.
                $dependencies['config'][] = "user.role.{$role_id}";
            }
        }
        return $dependencies;
    }
    
    /**
     * {@inheritdoc}
     */
    public function onDependencyRemoval(array $dependencies) {
        $changed = parent::onDependencyRemoval($dependencies);
        // Only the setting 'role' is resolved here. When the dependency related to
        // this setting is removed, is expected that the widget component will be
        // update accordingly in the display entity. The 'role2' setting is
        // deliberately left out from being updated. When the dependency
        // corresponding to this setting is removed, is expected that the widget
        // component will be disabled in the display entity.
        if (!empty($role_id = $this->getSetting('role'))) {
            if (!empty($dependencies['config']["user.role.{$role_id}"])) {
                $this->setSetting('role', 'anonymous');
                $changed = TRUE;
            }
        }
        return $changed;
    }

}

Members

Title Sort descending Modifiers Object type Summary Overriden Title Overrides
PluginInspectionInterface::getPluginDefinition public function Gets the definition of the plugin implementation. 6
PluginInspectionInterface::getPluginId public function Gets the plugin_id of the plugin instance. 2
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::getSetting public function Returns the value of a setting, or its default value if absent. Overrides PluginSettingsInterface::getSetting
PluginSettingsBase::getSettings public function Returns the array of settings, including defaults for missing settings. Overrides PluginSettingsInterface::getSettings
PluginSettingsBase::getThirdPartyProviders public function Gets the list of third parties that store information. Overrides ThirdPartySettingsInterface::getThirdPartyProviders
PluginSettingsBase::getThirdPartySetting public function Gets the value of a third-party setting. Overrides ThirdPartySettingsInterface::getThirdPartySetting
PluginSettingsBase::getThirdPartySettings public function Gets all third-party settings of a given module. Overrides ThirdPartySettingsInterface::getThirdPartySettings
PluginSettingsBase::mergeDefaults protected function Merges default settings values into $settings.
PluginSettingsBase::setSetting public function Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings public function Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting public function Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting public function Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
TestFieldWidget::calculateDependencies public function Calculates dependencies for the configured plugin. Overrides PluginSettingsBase::calculateDependencies
TestFieldWidget::defaultSettings public static function Defines the default settings for this plugin. Overrides PluginSettingsBase::defaultSettings
TestFieldWidget::errorElement public function Assigns a field-level validation error to the right widget sub-element. Overrides WidgetBase::errorElement
TestFieldWidget::formElement public function Returns the form for a single field widget. Overrides WidgetInterface::formElement
TestFieldWidget::onDependencyRemoval public function Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsBase::onDependencyRemoval
TestFieldWidget::settingsForm public function Returns a form to configure settings for the widget. Overrides WidgetBase::settingsForm
TestFieldWidget::settingsSummary public function Returns a short summary for the current widget settings. Overrides WidgetBase::settingsSummary
WidgetBase::$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 Creates an instance of the plugin. 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::extractFormValues public function Extracts field values from submitted form values. Overrides WidgetBaseInterface::extractFormValues 3
WidgetBase::flagErrors public function Reports field-level validation errors against actual form elements. Overrides WidgetBaseInterface::flagErrors 2
WidgetBase::form public function Creates a form element for a field. 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 Retrieves processing information about the widget from $form_state. 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 Returns if the widget can be used for the provided field. Overrides WidgetInterface::isApplicable 4
WidgetBase::isDefaultValueWidget protected function Returns whether the widget used for default value form.
WidgetBase::massageFormValues public function Massages the form values into the format expected for field values. Overrides WidgetInterface::massageFormValues 7
WidgetBase::setWidgetState public static function Stores processing information about the widget in $form_state. Overrides WidgetBaseInterface::setWidgetState
WidgetBase::__construct public function Constructs a WidgetBase object. 5

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.