QPDFOutlineObjectHelper::getTitle()
{
    std::string result;
    if (this->oh.hasKey("/Title"))
    {
        result = this->oh.getKey("/Title").getUTF8Value();
    }
    return result;
}
QPDFOutlineObjectHelper::getTitle()
{
    std::string result;
    if (this->oh.hasKey("/Title"))
    {
        result = this->oh.getKey("/Title").getUTF8Value();
    }
    return result;
}