<?php /** * Copyright © Magento, Inc. All rights reserved. * See COPYING.txt for license details. */ /** @var \Magento\Backend\Block\Page $block */ /** @var \Magento\Framework\View\Helper\SecureHtmlRenderer $secureRenderer */ ?> <div id="preview" class="cms-revision-preview"><iframe name="preview_iframe" id="preview_iframe" frameborder="0" title="<?= $block->escapeHtmlAttr(__('Preview')) ?>" width="100%" sandbox="allow-same-origin allow-pointer-lock" ></iframe><form id="preview_form" action="<?= $block->escapeUrl($block->getUrl('*/*/popup')) ?>" method="post" target="preview_iframe" ><input type="hidden" name="form_key" value="<?= /* @noEscape */ $block->getFormKey() ?>" /><?php foreach ($block->getPreviewFormViewModel()->getFormFields() as $name => $value): ?> <input type="hidden" name="<?= $block->escapeHtmlAttr($name) ?>" value="<?= $block->escapeHtmlAttr($value) ?>"/><?php endforeach; ?></form></div><?php $scriptString = <<<script
require([
    'jquery'
], function($) {
    $(document).ready(function() {
        $('#preview_form').trigger('submit');
    });

    $('#preview_iframe').on('load', function() {
        $(this).height($(this).contents().height());
    });
});
script; ?> <?= /* @noEscape */ $secureRenderer->renderTag('script', [], $scriptString, false) ?>