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function overlay_preprocess_html in Drupal 7

Implements hook_preprocess_html().

If the current page request is inside the overlay, add appropriate classes to the <body> element, and simplify the page title.

See also

overlay_get_mode()

1 call to overlay_preprocess_html()
overlay_preprocess_maintenance_page in modules/overlay/overlay.module
Implements hook_preprocess_maintenance_page().

File

modules/overlay/overlay.module, line 485
Displays the Drupal administration interface in an overlay.

Code

function overlay_preprocess_html(&$variables) {
  if (overlay_get_mode() == 'child') {

    // Add overlay class, so themes can react to being displayed in the overlay.
    $variables['classes_array'][] = 'overlay';
  }
}