function theme_hierarchical_select_dropbox_table in Hierarchical Select 7.3

Same name and namespace in other branches

1. 5.3 hierarchical_select.module \theme_hierarchical_select_dropbox_table()
2. 6.3 includes/theme.inc \theme_hierarchical_select_dropbox_table()

Forms API theming callback for the dropbox. Renders the dropbox as a table.

Parameters

array $variables: An element for which the #theme property was set to this function.

Return value

string A themed HTML string.

File

includes/theme.inc, line 160

All theme functions for the Hierarchical Select module.

Code

function theme_hierarchical_select_dropbox_table($variables) {
  $element = $variables['element'];
  $output = '';
  $class = 'dropbox';
  if (form_get_error($element) === '') {
    $class .= ' error';
  }
  $title = $element['title']['#value'];
  $separator = $element['separator']['#value'];
  $is_empty = $element['is_empty']['#value'];
  $separator_html = '<span class="hierarchical-select-item-separator">' . $separator . '</span>';
  $output .= '<div class="' . $class . '">';
  $output .= '<table>';
  $output .= '<caption class="dropbox-title">' . $title . '</caption>';
  $output .= '<tbody>';
  if (!$is_empty) {

    // Each lineage in the dropbox corresponds to an entry in the dropbox table.
    $lineage_count = count(element_children($element['lineages']));
    for ($x = 0; $x < $lineage_count; $x++) {
      $db_entry = $element['lineages']["lineage-{$x}"];
      $zebra = $db_entry['#zebra'];
      $first = $db_entry['#first'];
      $last = $db_entry['#last'];

      // The deepest level is the number of child levels minus one. This "one"
      // is the element for the "Remove" checkbox.
      $deepest_level = count(element_children($db_entry)) - 1;
      $output .= '<tr class="dropbox-entry ' . $first . ' ' . $last . ' ' . $zebra . '">';
      $output .= '<td>';

      // Each item in a lineage is separated by the separator string.
      for ($depth = 0; $depth < $deepest_level; $depth++) {
        $output .= drupal_render($db_entry[$depth]);
        if ($depth < $deepest_level - 1) {
          $output .= $separator_html;
        }
      }
      $output .= '</td>';
      $output .= '<td class="dropbox-remove">' . drupal_render($db_entry['remove']) . '</td>';
      $output .= '</tr>';
    }
  }
  else {
    $output .= '<tr class="dropbox-entry first last dropbox-is-empty"><td>';
    $output .= t('Nothing has been selected.');
    $output .= '</td></tr>';
  }
  $output .= '</tbody>';
  $output .= '</table>';
  $output .= '</div>';
  return $output;
}