function claro_views_ui_display_tab_alter in Drupal 8

Same name and namespace in other branches

1. 9 core/themes/claro/claro.theme \claro_views_ui_display_tab_alter()

Implements hook_views_ui_display_tab_alter().

File

core/themes/claro/claro.theme, line 562

Functions to support theming in the Claro theme.

Code

function claro_views_ui_display_tab_alter(&$element) {

  // We process the dropbutton-like element on views edit form's
  // display settings top section.
  //
  // That element should be a regular Dropbutton.
  //
  // After that the reported issue is fixed and the element is rendered with
  // the Dropbutton type, we just have to set it's '#dropbutton_type' to
  // 'extrasmall'.
  //
  // @todo: revisit after https://www.drupal.org/node/3057577 is fixed.
  $dummy_dropbutton =& $element['details']['top']['actions'];
  if ($dummy_dropbutton) {
    $child_keys = Element::children($dummy_dropbutton);
    $prefix_regex = '/(<.*class\\s*= *["\']?)([^"\']*)(.*)/i';
    $child_count = 0;
    foreach ($child_keys as $key) {
      if (in_array($key, [
        'prefix',
        'suffix',
      ])) {
        continue;
      }
      $nested_child_keys = Element::children($dummy_dropbutton[$key], TRUE);
      if (!empty($nested_child_keys)) {
        foreach ($nested_child_keys as $nested_key) {
          $child_count++;
          $prefix = $dummy_dropbutton[$key][$nested_key]['#prefix'];
          $dummy_dropbutton[$key][$nested_key]['#prefix'] = preg_replace($prefix_regex, '$1$2 dropbutton__item dropbutton__item--extrasmall$3', $prefix);
        }
      }
      else {
        $child_count++;
        $prefix = $dummy_dropbutton[$key]['#prefix'];
        $dummy_dropbutton[$key]['#prefix'] = preg_replace($prefix_regex, '$1$2 dropbutton__item dropbutton__item--extrasmall$3', $prefix);
      }
    }
    if (!empty($dummy_dropbutton['prefix']) && !empty($dummy_dropbutton['prefix']['#markup'])) {
      $classes = 'dropbutton--extrasmall ';
      $classes .= $child_count > 1 ? 'dropbutton--multiple' : 'dropbutton--single';
      $prefix = $dummy_dropbutton['prefix']['#markup'];
      $dummy_dropbutton['prefix']['#markup'] = preg_replace($prefix_regex, '$1$2 ' . $classes . '$3', $prefix);
    }
  }
}