QTfrontend/netudpwidget.cpp
author palewolf
Tue, 30 Mar 2010 20:18:54 +0000
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/*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2007 Ulyanov Igor <iulyanov@gmail.com>
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 * Copyright (c) 2007, 2008 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 */
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#include <QUdpSocket>
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#include "netudpwidget.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, 46631);
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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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        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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        if(QString("%1").arg(datagram.data())==QString("hedgewars server")) {
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            QStringList sl;
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            sl << "-" << clientAddr.toString() << "46631";
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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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}