template_preprocess_toolbar(&$variables)
Prepares variables for administration toolbar templates.
Default template: toolbar.html.twig.
Parameters
array $variables: An associative array containing:
- element: An associative array containing the properties and children of the tray. Properties used: #children, #attributes and #bar.
File
- core/modules/toolbar/toolbar.module, line 76
- Administration toolbar for quick access to top level administration items.
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | function template_preprocess_toolbar(&$variables) { $element = $variables['element']; // Prepare the toolbar attributes. $variables['attributes'] = $element['#attributes']; $variables['toolbar_attributes'] = new Attribute($element['#bar']['#attributes']); $variables['toolbar_heading'] = $element['#bar']['#heading']; // Prepare the trays and tabs for each toolbar item as well as the remainder // variable that will hold any non-tray, non-tab elements. $variables['trays'] = array(); $variables['tabs'] = array(); $variables['remainder'] = array(); foreach (Element::children($element) as $key) { // Early rendering to collect the wrapper attributes from // ToolbarItem elements. if (!empty($element[$key])) { Drupal::service('renderer')->render($element[$key]); } // Add the tray. if (isset($element[$key]['tray'])) { $attributes = array(); if (!empty($element[$key]['tray']['#wrapper_attributes'])) { $attributes = $element[$key]['tray']['#wrapper_attributes']; } $variables['trays'][$key] = array( 'links' => $element[$key]['tray'], 'attributes' => new Attribute($attributes), ); if (array_key_exists('#heading', $element[$key]['tray'])) { $variables['trays'][$key]['label'] = $element[$key]['tray']['#heading']; } } // Add the tab. if (isset($element[$key]['tab'])) { $attributes = array(); // Pass the wrapper attributes along. if (!empty($element[$key]['#wrapper_attributes'])) { $attributes = $element[$key]['#wrapper_attributes']; } $variables['tabs'][$key] = array( 'link' => $element[$key]['tab'], 'attributes' => new Attribute($attributes), ); } // Add other non-tray, non-tab child elements to the remainder variable for // later rendering. foreach (Element::children($element[$key]) as $child_key) { if (!in_array($child_key, array('tray', 'tab'))) { $variables['remainder'][$key][$child_key] = $element[$key][$child_key]; } } }} |
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