main.cpp 范例文件

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** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
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** This file is part of the QtSerialPort module of the Qt Toolkit.
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#include <QTextStream>
#include <QCoreApplication>
#include <QtSerialPort/QSerialPortInfo>
QT_USE_NAMESPACE
int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);
    QTextStream out(stdout);
    const auto serialPortInfos = QSerialPortInfo::availablePorts();
    out << QObject::tr("Total number of ports available: ") << serialPortInfos.count() << endl;
    const QString blankString = QObject::tr("N/A");
    QString description;
    QString manufacturer;
    QString serialNumber;
    for (const QSerialPortInfo &serialPortInfo : serialPortInfos) {
        description = serialPortInfo.description();
        manufacturer = serialPortInfo.manufacturer();
        serialNumber = serialPortInfo.serialNumber();
        out << endl
            << QObject::tr("Port: ") << serialPortInfo.portName() << endl
            << QObject::tr("Location: ") << serialPortInfo.systemLocation() << endl
            << QObject::tr("Description: ") << (!description.isEmpty() ? description : blankString) << endl
            << QObject::tr("Manufacturer: ") << (!manufacturer.isEmpty() ? manufacturer : blankString) << endl
            << QObject::tr("Serial number: ") << (!serialNumber.isEmpty() ? serialNumber : blankString) << endl
            << QObject::tr("Vendor Identifier: ") << (serialPortInfo.hasVendorIdentifier() ? QByteArray::number(serialPortInfo.vendorIdentifier(), 16) : blankString) << endl
            << QObject::tr("Product Identifier: ") << (serialPortInfo.hasProductIdentifier() ? QByteArray::number(serialPortInfo.productIdentifier(), 16) : blankString) << endl
            << QObject::tr("Busy: ") << (serialPortInfo.isBusy() ? QObject::tr("Yes") : QObject::tr("No")) << endl;
    }
    return 0;
}