public function setView($viewName)
    {
        $view = $this->pathToView . DIRECTORY_SEPARATOR . strtolower($viewName) . '.php';

        if (!file_exists($view)) {
            throw new Exception\LookupException('View: "' . $view . '" could not be found.');
        }

        $this->viewQueue[$viewName] = $view;
    }