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94 lines
2.1 KiB
C++
94 lines
2.1 KiB
C++
#include "pm3process.h"
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PM3Process::PM3Process(QObject* parent): QProcess(parent)
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{
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setProcessChannelMode(PM3Process::MergedChannels);
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isRequiringOutput=false;
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requiredOutput=new QString();
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serialListener=new QTimer(this);
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serialListener->setInterval(1000);
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serialListener->setTimerType(Qt::VeryCoarseTimer);
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connect(serialListener,&QTimer::timeout,this,&PM3Process::onTimeout);
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}
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QStringList PM3Process::findPort()
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{
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QSerialPort serial;
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QStringList retList;
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foreach(const QSerialPortInfo &info, QSerialPortInfo::availablePorts())
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{
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qDebug()<<info.isBusy()<<info.isNull()<<info.portName();
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serial.setPort(info);
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if(serial.open(QIODevice::ReadWrite))
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{
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retList<<info.portName();
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serial.close();
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}
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}
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return retList;
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}
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bool PM3Process::start(const QString path, const QString port)
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{
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// using "-f" option to make the client output flushed after every print.
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QProcess::start(path, QStringList()<<port<<"-f",QProcess::Unbuffered|QProcess::ReadWrite);
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if(waitForStarted())
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{
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setSerialListener(port,true);
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return true;
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}
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else
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{
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return false;
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}
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}
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void PM3Process::setRequiringOutput(bool st)
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{
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isRequiringOutput=st;
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if(isRequiringOutput)
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requiredOutput->clear();
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}
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QByteArray PM3Process::readLine(qint64 maxlen)
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{
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QByteArray buff;
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buff=QProcess::readLine(maxlen);
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if(isRequiringOutput)
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requiredOutput->append(buff);
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return buff;
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}
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QString PM3Process::getRequiredOutput()
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{
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return *requiredOutput;
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}
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bool PM3Process::waitForReadyRead(int msecs)
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{
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return QProcess::waitForReadyRead(msecs);
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}
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void PM3Process::setSerialListener(const QString& name,bool state)
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{
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if(state)
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{
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portInfo=new QSerialPortInfo(name);
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serialListener->start();
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}
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else
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{
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serialListener->stop();
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delete portInfo;
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}
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}
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void PM3Process::onTimeout()
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{
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qDebug()<<portInfo->isBusy();
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if(!portInfo->isBusy())
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{
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emit PM3disconnected();
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setSerialListener("",false);
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}
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}
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