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* @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\CMS\Form; \defined('_JEXEC') or die; /** * Defines the trait for a FormFactoryInterface Aware Class. * * @since 4.0.0 */ trait FormFactoryAwareTrait { /** * FormFactoryInterface * * @var FormFactoryInterface * @since 4.0.0 */ private $formFactory; /** * Get the FormFactoryInterface. * * @return FormFactoryInterface * * @since 4.0.0 * @throws \UnexpectedValueException May be thrown if the FormFactory has not been set. */ public function getFormFactory(): FormFactoryInterface { if ($this->formFactory) { return $this->formFactory; } throw new \UnexpectedValueException('FormFactory not set in ' . __CLASS__); } /** * Set the form factory to use. * * @param FormFactoryInterface $formFactory The form factory to use. * * @return $this * * @since 4.0.0 */ public function setFormFactory(FormFactoryInterface $formFactory = null) { $this->formFactory = $formFactory; return $this; } }