QTfrontend/net/netudpwidget.cpp
author unc0rr
Sun, 02 Dec 2012 01:25:11 +0400
changeset 8178 8bd087478b48
parent 6952 7f70f37bbf08
child 8609 3f6c08223aa1
permissions -rw-r--r--
Fix QSettings problems: - Reopen file in ReadOnly mode if it was open in ReadWrite mode and is being read. This is needed for stupid QSettings which opens file in ReadWrite mode just to call readAll() on it. - Implement setSize(0)
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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) 2004-2012 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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    {
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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() << "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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}