public function onFullTextSearchClick()
 {
     if (!$this->manual) {
         // TODO: One might think aobut using an external browser or the online docs...
         $dialog = new \GtkMessageDialog($this->glade->get_widget('mainwindow'), 0, \Gtk::MESSAGE_ERROR, \Gtk::BUTTONS_OK, 'GtkHTML needed');
         $dialog->set_markup('For doing full text searches GtkHTML support is required in your PHP configuration.');
         $dialog->run();
         $dialog->destroy();
         return;
     }
     $input = trim($this->glade->get_widget('searchentry')->get_text());
     if (strlen($input) == 0) {
         $dialog = new \GtkMessageDialog($this->glade->get_widget('mainwindow'), 0, \Gtk::MESSAGE_ERROR, \Gtk::BUTTONS_OK, 'No input');
         $dialog->set_markup('No search term entered');
         $dialog->run();
         $dialog->destroy();
         return;
     }
     $results = $this->manual->searchFulltext($input);
     $store = new \GtkTreeStore(\GObject::TYPE_STRING, \GObject::TYPE_PHP_VALUE);
     foreach ($results as $title => $found) {
         $man_container = $store->append(null, array($title, null));
         $basenamelen = strlen('phar://' . $found->getArchiveFileName());
         echo 'phar://' . $found->getArchiveFileName(), "\n";
         foreach ($found as $item) {
             /** @var $item \SplFileObject */
             $doc = \DomDocument::loadHTMLFile($item->getPathname());
             $caption = $doc->getElementsByTagName('title')->item(0)->firstChild->wholeText;
             $store->append($man_container, array($caption, $item));
         }
     }
     $tree = $this->glade->get_widget('searchtreeview');
     $tree->set_model($store);
     $tree->get_selection()->connect('changed', array($this->mainWindow, 'onSearchResultClick'));
     /* TODO: Move to view  */
     $cell_renderer = new \GtkCellRendererText();
     $colExt = new \GtkTreeViewColumn('', $cell_renderer, 'text', 0);
     $tree->append_column($colExt);
 }