QTfrontend/net/netudpwidget.cpp
author unc0rr
Tue, 03 May 2016 19:08:27 +0300
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permissions -rw-r--r--
TryDo is deprecated
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/*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2007 Igor Ulyanov <iulyanov@gmail.com>
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 * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#include <QUdpSocket>
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#include "netudpwidget.h"
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#include "hwconsts.h"
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HWNetUdpModel::HWNetUdpModel(QObject* parent) :
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    HWNetServersModel(parent)
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{
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    pUdpSocket = new QUdpSocket(this);
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    pUdpSocket->bind();
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    connect(pUdpSocket, SIGNAL(readyRead()), this, SLOT(onClientRead()));
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}
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void HWNetUdpModel::updateList()
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{
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    games.clear();
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    reset();
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    pUdpSocket->writeDatagram("hedgewars client", QHostAddress::Broadcast, NETGAME_DEFAULT_PORT);
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}
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void HWNetUdpModel::onClientRead()
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{
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    while (pUdpSocket->hasPendingDatagrams())
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    {
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        QByteArray datagram;
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        datagram.resize(pUdpSocket->pendingDatagramSize());
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        QHostAddress clientAddr;
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        quint16 clientPort;
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        pUdpSocket->readDatagram(datagram.data(), datagram.size(), &clientAddr, &clientPort);
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        QString packet = QString::fromUtf8(datagram.data());
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        if(packet.startsWith("hedgewars server"))
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        {
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            QStringList sl;
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            sl << packet.remove(0, 17) << clientAddr.toString() << QString::number(NETGAME_DEFAULT_PORT);
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            games.append(sl);
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        }
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    }
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    reset();
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}
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QVariant HWNetUdpModel::data(const QModelIndex &index,
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                             int role) const
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{
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    if (!index.isValid() || index.row() < 0
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            || index.row() >= games.size()
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            || role != Qt::DisplayRole)
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        return QVariant();
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    return games[index.row()][index.column()];
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}