64 lines
2.2 KiB
PHP
64 lines
2.2 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Fluid\ViewHelpers\Form\Select;
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use TYPO3\CMS\Fluid\ViewHelpers\Form\AbstractFormFieldViewHelper;
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/**
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* ViewHelper for adding custom `<optgroup>` tags inside a `<f:form.select>`,
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* supports further child `<f:form.select.option>` tags.
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*
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* ```
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* <f:form.select name="mySelect">
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* <f:form.select.option value="1">Option one</f:form.select.option>
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* <f:form.select.optgroup>
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* <f:form.select.option value="3">Grouped option one</f:form.select.option>
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* <f:form.select.option value="4">Grouped option two</f:form.select.option>
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* </f:form.select.optgroup>
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* </f:form.select>>
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* ```
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*
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* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-fluid-form-select-optgroup
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* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-fluid-form-select-option
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* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-fluid-form-select
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*/
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final class OptgroupViewHelper extends AbstractFormFieldViewHelper
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{
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/**
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* @var string
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*/
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protected $tagName = 'optgroup';
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public function initializeArguments(): void
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{
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$this->registerArgument('additionalAttributes', 'array', 'Additional tag attributes. They will be added directly to the resulting HTML tag.');
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$this->registerArgument('data', 'array', 'Additional data-* attributes. They will each be added with a "data-" prefix.');
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$this->registerArgument('disabled', 'boolean', 'If true, option group is rendered as disabled', false, false);
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}
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public function render(): string
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{
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if ($this->arguments['disabled']) {
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$this->tag->addAttribute('disabled', 'disabled');
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}
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$this->tag->setContent($this->renderChildren());
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return $this->tag->render();
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}
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}
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