class BooleanCheckboxWidget

Same name in other branches
  1. 8.9.x core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/BooleanCheckboxWidget.php \Drupal\Core\Field\Plugin\Field\FieldWidget\BooleanCheckboxWidget
  2. 10 core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/BooleanCheckboxWidget.php \Drupal\Core\Field\Plugin\Field\FieldWidget\BooleanCheckboxWidget
  3. 11.x core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/BooleanCheckboxWidget.php \Drupal\Core\Field\Plugin\Field\FieldWidget\BooleanCheckboxWidget

Plugin implementation of the 'boolean_checkbox' widget.

Plugin annotation


@FieldWidget(
  id = "boolean_checkbox",
  label = @Translation("Single on/off checkbox"),
  field_types = {
    "boolean"
  },
  multiple_values = TRUE
)

Hierarchy

Expanded class hierarchy of BooleanCheckboxWidget

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/BooleanCheckboxWidget.php, line 21

Namespace

Drupal\Core\Field\Plugin\Field\FieldWidget
View source
class BooleanCheckboxWidget extends WidgetBase {
    
    /**
     * {@inheritdoc}
     */
    public static function defaultSettings() {
        return [
            'display_label' => TRUE,
        ] + parent::defaultSettings();
    }
    
    /**
     * {@inheritdoc}
     */
    public function settingsForm(array $form, FormStateInterface $form_state) {
        $element['display_label'] = [
            '#type' => 'checkbox',
            '#title' => $this->t('Use field label instead of the "On" label as the label.'),
            '#default_value' => $this->getSetting('display_label'),
            '#weight' => -1,
        ];
        return $element;
    }
    
    /**
     * {@inheritdoc}
     */
    public function settingsSummary() {
        $summary = [];
        $display_label = $this->getSetting('display_label');
        $summary[] = $this->t('Use field label: @display_label', [
            '@display_label' => $display_label ? $this->t('Yes') : $this->t('No'),
        ]);
        return $summary;
    }
    
    /**
     * {@inheritdoc}
     */
    public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
        $element['value'] = $element + [
            '#type' => 'checkbox',
            '#default_value' => !empty($items[0]->value),
        ];
        // Override the title from the incoming $element.
        if ($this->getSetting('display_label')) {
            $element['value']['#title'] = $this->fieldDefinition
                ->getLabel();
        }
        else {
            $element['value']['#title'] = $this->fieldDefinition
                ->getSetting('on_label');
        }
        return $element;
    }

}

Members

Title Sort descending Modifiers Object type Summary Overriden Title Overrides
BooleanCheckboxWidget::defaultSettings public static function Defines the default settings for this plugin. Overrides PluginSettingsBase::defaultSettings
BooleanCheckboxWidget::formElement public function Returns the form for a single field widget. Overrides WidgetInterface::formElement
BooleanCheckboxWidget::settingsForm public function Returns a form to configure settings for the widget. Overrides WidgetBase::settingsForm
BooleanCheckboxWidget::settingsSummary public function Returns a short summary for the current widget settings. Overrides WidgetBase::settingsSummary
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::calculateDependencies public function Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies 6
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 $settings.
PluginSettingsBase::onDependencyRemoval public function Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval 3
PluginSettingsBase::setSetting public function Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings public function Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting public function Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting public function Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
WidgetBase::$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::errorElement public function Assigns a field-level validation error to the right widget sub-element. Overrides WidgetInterface::errorElement 8
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.