main.cpp 范例文件

/****************************************************************************
**
** Copyright (C) 2012 Denis Shienkov <denis.shienkov@gmail.com>
** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
** Contact: https://www.qt.io/licensing/
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** This file is part of the QtSerialPort module of the Qt Toolkit.
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#include <QApplication>
#include <QLabel>
#include <QScrollArea>
#include <QSerialPortInfo>
#include <QVBoxLayout>
#include <QWidget>
int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    auto layout = new QVBoxLayout;
    const auto infos = QSerialPortInfo::availablePorts();
    for (const QSerialPortInfo &info : infos) {
        QString s = QObject::tr("Port: ") + info.portName() + "\n"
                    + QObject::tr("Location: ") + info.systemLocation() + "\n"
                    + QObject::tr("Description: ") + info.description() + "\n"
                    + QObject::tr("Manufacturer: ") + info.manufacturer() + "\n"
                    + QObject::tr("Serial number: ") + info.serialNumber() + "\n"
                    + QObject::tr("Vendor Identifier: ") + (info.hasVendorIdentifier() ? QString::number(info.vendorIdentifier(), 16) : QString()) + "\n"
                    + QObject::tr("Product Identifier: ") + (info.hasProductIdentifier() ? QString::number(info.productIdentifier(), 16) : QString()) + "\n"
                    + QObject::tr("Busy: ") + (info.isBusy() ? QObject::tr("Yes") : QObject::tr("No")) + "\n";
        auto label = new QLabel(s);
        layout->addWidget(label);
    }
    auto workPage = new QWidget;
    workPage->setLayout(layout);
    QScrollArea area;
    area.setWindowTitle(QObject::tr("Info about all available serial ports."));
    area.setWidget(workPage);
    area.show();
    return a.exec();
}