1 files changed, 89 insertions, 0 deletions
diff --git a/examples/network/multicastsender/sender.cpp b/examples/network/multicastsender/sender.cpp
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+++ b/examples/network/multicastsender/sender.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+#include <QtNetwork>
+
+#include "sender.h"
+
+Sender::Sender(QWidget *parent)
+    : QDialog(parent)
+{
+    groupAddress = QHostAddress("239.255.43.21");
+
+    statusLabel = new QLabel(tr("Ready to send datagrams to multicast group %1 on port 45454").arg(groupAddress.toString()));
+
+    startButton = new QPushButton(tr("&Start"));
+    quitButton = new QPushButton(tr("&Quit"));
+
+    buttonBox = new QDialogButtonBox;
+    buttonBox->addButton(startButton, QDialogButtonBox::ActionRole);
+    buttonBox->addButton(quitButton, QDialogButtonBox::RejectRole);
+
+    timer = new QTimer(this);
+    udpSocket = new QUdpSocket(this);
+    messageNo = 1;
+
+    connect(startButton, SIGNAL(clicked()), this, SLOT(startSending()));
+    connect(quitButton, SIGNAL(clicked()), this, SLOT(close()));
+    connect(timer, SIGNAL(timeout()), this, SLOT(sendDatagram()));
+
+    QVBoxLayout *mainLayout = new QVBoxLayout;
+    mainLayout->addWidget(statusLabel);
+    mainLayout->addWidget(buttonBox);
+    setLayout(mainLayout);
+
+    setWindowTitle(tr("Multicast Sender"));
+}
+
+void Sender::startSending()
+{
+    startButton->setEnabled(false);
+    timer->start(1000);
+}
+
+void Sender::sendDatagram()
+{
+    statusLabel->setText(tr("Now sending datagram %1").arg(messageNo));
+    QByteArray datagram = "Multicast message " + QByteArray::number(messageNo);
+    udpSocket->writeDatagram(datagram.data(), datagram.size(),
+                             groupAddress, 45454);
+    ++messageNo;
+}