public function backupFormSettings()
    {
        $settings = array(
            'style'     => $this->style,
            'colSize'   => $this->colSize,
            'widgetCol' => $this->widgetCol,
            'labelCol'  => $this->labelCol,
            'simpleCol' => $this->simpleCol,
        );

        array_push($this->settingsStack, $settings);
    }