settingsdialog.cpp

Enable keyboard shortcuts

// Copyright (C) 2012 Denis Shienkov <denis.shienkov@gmail.com>

// Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#include "settingsdialog.h"

#include "ui_settingsdialog.h"

#include <QIntValidator>

#include <QLineEdit>

#include <QSerialPortInfo>

static const char blankString[] = QT_TRANSLATE_NOOP("SettingsDialog", "N/A");

SettingsDialog::SettingsDialog(QWidget *parent) :

    QDialog(parent),

    m_ui(new Ui::SettingsDialog),

    m_intValidator(new QIntValidator(0, 4000000, this))

    m_ui->setupUi(this);

    m_ui->baudRateBox->setInsertPolicy(QComboBox::NoInsert);

    connect(m_ui->applyButton, &QPushButton::clicked,

            this, &SettingsDialog::apply);

    connect(m_ui->serialPortInfoListBox, &QComboBox::currentIndexChanged,

            this, &SettingsDialog::showPortInfo);

    connect(m_ui->baudRateBox,  &QComboBox::currentIndexChanged,

            this, &SettingsDialog::checkCustomBaudRatePolicy);

    connect(m_ui->serialPortInfoListBox, &QComboBox::currentIndexChanged,

            this, &SettingsDialog::checkCustomDevicePathPolicy);

    fillPortsParameters();

    fillPortsInfo();

    updateSettings();

SettingsDialog::~SettingsDialog()

    delete m_ui;

SettingsDialog::Settings SettingsDialog::settings() const

    return m_currentSettings;

void SettingsDialog::showPortInfo(int idx)

    if (idx == -1)

        return;

    const QString blankString = tr(::blankString);

    const QStringList list = m_ui->serialPortInfoListBox->itemData(idx).toStringList();

    m_ui->descriptionLabel->setText(tr("Description: %1").arg(list.value(1, blankString)));

    m_ui->manufacturerLabel->setText(tr("Manufacturer: %1").arg(list.value(2, blankString)));

    m_ui->serialNumberLabel->setText(tr("Serial number: %1").arg(list.value(3, blankString)));

    m_ui->locationLabel->setText(tr("Location: %1").arg(list.value(4, blankString)));

    m_ui->vidLabel->setText(tr("Vendor Identifier: %1").arg(list.value(5, blankString)));

    m_ui->pidLabel->setText(tr("Product Identifier: %1").arg(list.value(6, blankString)));

void SettingsDialog::apply()

    updateSettings();

    hide();

void SettingsDialog::checkCustomBaudRatePolicy(int idx)

    const bool isCustomBaudRate = !m_ui->baudRateBox->itemData(idx).isValid();

    m_ui->baudRateBox->setEditable(isCustomBaudRate);

    if (isCustomBaudRate) {

        m_ui->baudRateBox->clearEditText();

        QLineEdit *edit = m_ui->baudRateBox->lineEdit();

        edit->setValidator(m_intValidator);

void SettingsDialog::checkCustomDevicePathPolicy(int idx)

    const bool isCustomPath = !m_ui->serialPortInfoListBox->itemData(idx).isValid();

    m_ui->serialPortInfoListBox->setEditable(isCustomPath);

    if (isCustomPath)

        m_ui->serialPortInfoListBox->clearEditText();

void SettingsDialog::fillPortsParameters()

    m_ui->baudRateBox->addItem(QStringLiteral("9600"), QSerialPort::Baud9600);

    m_ui->baudRateBox->addItem(QStringLiteral("19200"), QSerialPort::Baud19200);

    m_ui->baudRateBox->addItem(QStringLiteral("38400"), QSerialPort::Baud38400);

    m_ui->baudRateBox->addItem(QStringLiteral("115200"), QSerialPort::Baud115200);

    m_ui->baudRateBox->addItem(tr("Custom"));

    m_ui->dataBitsBox->addItem(QStringLiteral("5"), QSerialPort::Data5);

    m_ui->dataBitsBox->addItem(QStringLiteral("6"), QSerialPort::Data6);

    m_ui->dataBitsBox->addItem(QStringLiteral("7"), QSerialPort::Data7);

    m_ui->dataBitsBox->addItem(QStringLiteral("8"), QSerialPort::Data8);

    m_ui->dataBitsBox->setCurrentIndex(3);

    m_ui->parityBox->addItem(tr("None"), QSerialPort::NoParity);

    m_ui->parityBox->addItem(tr("Even"), QSerialPort::EvenParity);

    m_ui->parityBox->addItem(tr("Odd"), QSerialPort::OddParity);

    m_ui->parityBox->addItem(tr("Mark"), QSerialPort::MarkParity);

    m_ui->parityBox->addItem(tr("Space"), QSerialPort::SpaceParity);

    m_ui->stopBitsBox->addItem(QStringLiteral("1"), QSerialPort::OneStop);

#ifdef Q_OS_WIN

    m_ui->stopBitsBox->addItem(tr("1.5"), QSerialPort::OneAndHalfStop);

#endif

    m_ui->stopBitsBox->addItem(QStringLiteral("2"), QSerialPort::TwoStop);

    m_ui->flowControlBox->addItem(tr("None"), QSerialPort::NoFlowControl);

    m_ui->flowControlBox->addItem(tr("RTS/CTS"), QSerialPort::HardwareControl);

    m_ui->flowControlBox->addItem(tr("XON/XOFF"), QSerialPort::SoftwareControl);

void SettingsDialog::fillPortsInfo()

    m_ui->serialPortInfoListBox->clear();

    const QString blankString = tr(::blankString);

    const auto infos = QSerialPortInfo::availablePorts();

    for (const QSerialPortInfo &info : infos) {

        QStringList list;

        const QString description = info.description();

        const QString manufacturer = info.manufacturer();

        const QString serialNumber = info.serialNumber();

        const auto vendorId = info.vendorIdentifier();

        const auto productId = info.productIdentifier();

        list << info.portName()

             << (!description.isEmpty() ? description : blankString)

             << (!manufacturer.isEmpty() ? manufacturer : blankString)

             << (!serialNumber.isEmpty() ? serialNumber : blankString)

             << info.systemLocation()

             << (vendorId ? QString::number(vendorId, 16) : blankString)

             << (productId ? QString::number(productId, 16) : blankString);

        m_ui->serialPortInfoListBox->addItem(list.constFirst(), list);

    m_ui->serialPortInfoListBox->addItem(tr("Custom"));

void SettingsDialog::updateSettings()

    m_currentSettings.name = m_ui->serialPortInfoListBox->currentText();

    if (m_ui->baudRateBox->currentIndex() == 4) {

        m_currentSettings.baudRate = m_ui->baudRateBox->currentText().toInt();

    } else {

        const auto baudRateData = m_ui->baudRateBox->currentData();

        m_currentSettings.baudRate = baudRateData.value<QSerialPort::BaudRate>();

    m_currentSettings.stringBaudRate = QString::number(m_currentSettings.baudRate);

    const auto dataBitsData = m_ui->dataBitsBox->currentData();

    m_currentSettings.dataBits = dataBitsData.value<QSerialPort::DataBits>();

    m_currentSettings.stringDataBits = m_ui->dataBitsBox->currentText();

    const auto parityData = m_ui->parityBox->currentData();

    m_currentSettings.parity = parityData.value<QSerialPort::Parity>();

    m_currentSettings.stringParity = m_ui->parityBox->currentText();

    const auto stopBitsData = m_ui->stopBitsBox->currentData();

    m_currentSettings.stopBits = stopBitsData.value<QSerialPort::StopBits>();

    m_currentSettings.stringStopBits = m_ui->stopBitsBox->currentText();

    const auto flowControlData = m_ui->flowControlBox->currentData();

    m_currentSettings.flowControl = flowControlData.value<QSerialPort::FlowControl>();

    m_currentSettings.stringFlowControl = m_ui->flowControlBox->currentText();

    m_currentSettings.localEchoEnabled = m_ui->localEchoCheckBox->isChecked();