69 lines
1.6 KiB
C++
69 lines
1.6 KiB
C++
#pragma execution_character_set("utf-8")
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#include "applive.h"
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#include "qmutex.h"
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#include "qudpsocket.h"
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#include "qstringlist.h"
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#include "qapplication.h"
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#include "qdatetime.h"
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#include "qdebug.h"
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#define TIMEMS qPrintable(QTime::currentTime().toString("HH:mm:ss zzz"))
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QScopedPointer<AppLive> AppLive::self;
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AppLive *AppLive::Instance()
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{
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if (self.isNull()) {
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QMutex mutex;
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QMutexLocker locker(&mutex);
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if (self.isNull()) {
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self.reset(new AppLive);
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}
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}
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return self.data();
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}
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AppLive::AppLive(QObject *parent) : QObject(parent)
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{
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udpServer = new QUdpSocket(this);
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QString name = qApp->applicationFilePath();
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QStringList list = name.split("/");
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appName = list.at(list.count() - 1).split(".").at(0);
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}
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void AppLive::readData()
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{
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QByteArray tempData;
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do {
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tempData.resize(udpServer->pendingDatagramSize());
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QHostAddress sender;
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quint16 senderPort;
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udpServer->readDatagram(tempData.data(), tempData.size(), &sender, &senderPort);
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QString data = QLatin1String(tempData);
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if (data == "hello") {
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udpServer->writeDatagram(QString("%1OK").arg(appName).toLatin1(), sender, senderPort);
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}
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} while (udpServer->hasPendingDatagrams());
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}
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bool AppLive::start(int port)
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{
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bool ok = udpServer->bind(port);
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if (ok) {
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connect(udpServer, SIGNAL(readyRead()), this, SLOT(readData()));
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qDebug() << TIMEMS << "Start AppLive Ok";
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}
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return ok;
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}
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void AppLive::stop()
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{
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udpServer->abort();
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disconnect(udpServer, SIGNAL(readyRead()), this, SLOT(readData()));
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}
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