function views_plugin_display::uses_exposed

Determine if this display uses exposed filters, so the view will know whether or not to build them.

File

modules/views/plugins/views_plugin_display.inc, line 285

Contains the base display plugin.

Class

views_plugin_display

The default display plugin handler. Display plugins handle options and basic mechanisms for different output methods.

Code

function uses_exposed() {
  if (!isset($this->has_exposed)) {
    foreach ($this->handlers as $type => $value) {
      foreach ($this->view->$type as $id => $handler) {
        if ($handler->can_expose() && $handler->is_exposed()) {
          // one is all we need; if we find it, return true.
          $this->has_exposed = TRUE;
          return TRUE;
        }
      }
    }
    $pager = $this->get_plugin('pager');
    if (isset($pager) && $pager->uses_exposed()) {
      $this->has_exposed = TRUE;
      return TRUE;
    }
    $this->has_exposed = FALSE;
  }

  return $this->has_exposed;
}