Method validate

src/qt/optionsdialog.cpp:474–487

}

QValidator::State ProxyAddressValidator::validate(QString &input, int &pos) const
{
    Q_UNUSED(pos);
    uint16_t port{0};
    std::string hostname;
    if (!SplitHostPort(input.toStdString(), port, hostname) || port != 0) return QValidator::Invalid;

    CService serv(LookupNumeric(input.toStdString(), DEFAULT_GUI_PROXY_PORT));
    Proxy addrProxy = Proxy(serv, /*tor_stream_isolation=*/true);
    if (addrProxy.IsValid())
        return QValidator::Acceptable;

    return QValidator::Invalid;
}