Same name in other branches

1. 9 core/lib/Drupal/Core/Render/Element/SystemCompactLink.php \Drupal\Core\Render\Element\SystemCompactLink::preRenderCompactLink()
2. 10 core/lib/Drupal/Core/Render/Element/SystemCompactLink.php \Drupal\Core\Render\Element\SystemCompactLink::preRenderCompactLink()
3. 11.x core/lib/Drupal/Core/Render/Element/SystemCompactLink.php \Drupal\Core\Render\Element\SystemCompactLink::preRenderCompactLink()

Pre-render callback: Renders a link into #markup.

Doing so during pre_render gives modules a chance to alter the link parts.

Parameters

array $element: A structured array whose keys form the arguments to Drupal::l():

• #title: The link text to pass as argument to Drupal::l().
• One of the following:
  • #route_name and (optionally) a #route_parameters array; The route name and route parameters which will be passed into the link generator.
  • #href: The system path or URL to pass as argument to Drupal::l().
• #options: (optional) An array of options to pass to Drupal::l() or the link generator.

Return value

array The passed-in element containing the system compact link default values.

File

core/lib/Drupal/Core/Render/Element/SystemCompactLink.php, line 60

Class

SystemCompactLink

Provides a link to show or hide help text on administration pages.

Namespace

Drupal\Core\Render\Element

Code

public static function preRenderCompactLink($element) {
    // By default, link options to pass to l() are normally set in #options.
    $element += [
        '#options' => [],
    ];
    if (system_admin_compact_mode()) {
        $element['#title'] = t('Show descriptions');
        $element['#url'] = BaseUrl::fromRoute('system.admin_compact_page', [
            'mode' => 'off',
        ]);
        $element['#options'] = [
            'attributes' => [
                'title' => t('Expand layout to include descriptions.'),
            ],
            'query' => \Drupal::destination()->getAsArray(),
        ];
    }
    else {
        $element['#title'] = t('Hide descriptions');
        $element['#url'] = BaseUrl::fromRoute('system.admin_compact_page', [
            'mode' => 'on',
        ]);
        $element['#options'] = [
            'attributes' => [
                'title' => t('Compress layout by hiding descriptions.'),
            ],
            'query' => \Drupal::destination()->getAsArray(),
        ];
    }
    $options = NestedArray::mergeDeep($element['#url']->getOptions(), $element['#options']);
    $element['#markup'] = BaseLink::fromTextAndUrl($element['#title'], $element['#url']->setOptions($options))
        ->toString();
    return $element;
}

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