qtbase-opensource-src/examples/network/threadedfortuneserver/dialog.cpp

105 lines
4.2 KiB
C++

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#include <QtWidgets>
#include <QtNetwork>
#include <stdlib.h>
#include "dialog.h"
#include "fortuneserver.h"
Dialog::Dialog(QWidget *parent)
: QWidget(parent)
{
statusLabel = new QLabel;
statusLabel->setWordWrap(true);
quitButton = new QPushButton(tr("Quit"));
quitButton->setAutoDefault(false);
if (!server.listen()) {
QMessageBox::critical(this, tr("Threaded Fortune Server"),
tr("Unable to start the server: %1.")
.arg(server.errorString()));
close();
return;
}
QString ipAddress;
QList<QHostAddress> ipAddressesList = QNetworkInterface::allAddresses();
// use the first non-localhost IPv4 address
for (int i = 0; i < ipAddressesList.size(); ++i) {
if (ipAddressesList.at(i) != QHostAddress::LocalHost &&
ipAddressesList.at(i).toIPv4Address()) {
ipAddress = ipAddressesList.at(i).toString();
break;
}
}
// if we did not find one, use IPv4 localhost
if (ipAddress.isEmpty())
ipAddress = QHostAddress(QHostAddress::LocalHost).toString();
statusLabel->setText(tr("The server is running on\n\nIP: %1\nport: %2\n\n"
"Run the Fortune Client example now.")
.arg(ipAddress).arg(server.serverPort()));
connect(quitButton, &QPushButton::clicked, this, &Dialog::close);
QHBoxLayout *buttonLayout = new QHBoxLayout;
buttonLayout->addStretch(1);
buttonLayout->addWidget(quitButton);
buttonLayout->addStretch(1);
QVBoxLayout *mainLayout = new QVBoxLayout;
mainLayout->addWidget(statusLabel);
mainLayout->addLayout(buttonLayout);
setLayout(mainLayout);
setWindowTitle(tr("Threaded Fortune Server"));
}