获取本地ip

QString Widget::getIp()

{

    QString ip;

    QList<QHostAddress> list = QNetworkInterface::allAddresses();

        foreach (QHostAddress address, list)

        {

            if(address.protocol() == QAbstractSocket::IPv4Protocol)

            {

                //IPv4地址

                if (address.toString().contains("192.168.0.") || address.toString().contains("192.168.1."))

                {

                    ip = address.toString();

                    qDebug()<<ip;

                    return ip;

                }

            }

        }

}