settingsdialog.cpp Example File

terminal/settingsdialog.cpp
/**************************************************************************** ** ** Copyright (C) 2012 Denis Shienkov <denis.shienkov@gmail.com> ** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org> ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtSerialPort module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/
#include "settingsdialog.h" #include "ui_settingsdialog.h" #include <QtSerialPort/QSerialPortInfo> #include <QIntValidator> #include <QLineEdit> QT_USE_NAMESPACE static const char blankString[] = QT_TRANSLATE_NOOP("SettingsDialog", "N/A"); SettingsDialog::SettingsDialog(QWidget *parent) : QDialog(parent), ui(new Ui::SettingsDialog) { ui->setupUi(this); intValidator = new QIntValidator(0, 4000000, this); ui->baudRateBox->setInsertPolicy(QComboBox::NoInsert); connect(ui->applyButton, &QPushButton::clicked, this, &SettingsDialog::apply); connect(ui->serialPortInfoListBox, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &SettingsDialog::showPortInfo); connect(ui->baudRateBox, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &SettingsDialog::checkCustomBaudRatePolicy); connect(ui->serialPortInfoListBox, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &SettingsDialog::checkCustomDevicePathPolicy); fillPortsParameters(); fillPortsInfo(); updateSettings(); } SettingsDialog::~SettingsDialog() { delete ui; } SettingsDialog::Settings SettingsDialog::settings() const { return currentSettings; } void SettingsDialog::showPortInfo(int idx) { if (idx == -1) return; QStringList list = ui->serialPortInfoListBox->itemData(idx).toStringList(); ui->descriptionLabel->setText(tr("Description: %1").arg(list.count() > 1 ? list.at(1) : tr(blankString))); ui->manufacturerLabel->setText(tr("Manufacturer: %1").arg(list.count() > 2 ? list.at(2) : tr(blankString))); ui->serialNumberLabel->setText(tr("Serial number: %1").arg(list.count() > 3 ? list.at(3) : tr(blankString))); ui->locationLabel->setText(tr("Location: %1").arg(list.count() > 4 ? list.at(4) : tr(blankString))); ui->vidLabel->setText(tr("Vendor Identifier: %1").arg(list.count() > 5 ? list.at(5) : tr(blankString))); ui->pidLabel->setText(tr("Product Identifier: %1").arg(list.count() > 6 ? list.at(6) : tr(blankString))); } void SettingsDialog::apply() { updateSettings(); hide(); } void SettingsDialog::checkCustomBaudRatePolicy(int idx) { bool isCustomBaudRate = !ui->baudRateBox->itemData(idx).isValid(); ui->baudRateBox->setEditable(isCustomBaudRate); if (isCustomBaudRate) { ui->baudRateBox->clearEditText(); QLineEdit *edit = ui->baudRateBox->lineEdit(); edit->setValidator(intValidator); } } void SettingsDialog::checkCustomDevicePathPolicy(int idx) { bool isCustomPath = !ui->serialPortInfoListBox->itemData(idx).isValid(); ui->serialPortInfoListBox->setEditable(isCustomPath); if (isCustomPath) ui->serialPortInfoListBox->clearEditText(); } void SettingsDialog::fillPortsParameters() { ui->baudRateBox->addItem(QStringLiteral("9600"), QSerialPort::Baud9600); ui->baudRateBox->addItem(QStringLiteral("19200"), QSerialPort::Baud19200); ui->baudRateBox->addItem(QStringLiteral("38400"), QSerialPort::Baud38400); ui->baudRateBox->addItem(QStringLiteral("115200"), QSerialPort::Baud115200); ui->baudRateBox->addItem(tr("Custom")); ui->dataBitsBox->addItem(QStringLiteral("5"), QSerialPort::Data5); ui->dataBitsBox->addItem(QStringLiteral("6"), QSerialPort::Data6); ui->dataBitsBox->addItem(QStringLiteral("7"), QSerialPort::Data7); ui->dataBitsBox->addItem(QStringLiteral("8"), QSerialPort::Data8); ui->dataBitsBox->setCurrentIndex(3); ui->parityBox->addItem(tr("None"), QSerialPort::NoParity); ui->parityBox->addItem(tr("Even"), QSerialPort::EvenParity); ui->parityBox->addItem(tr("Odd"), QSerialPort::OddParity); ui->parityBox->addItem(tr("Mark"), QSerialPort::MarkParity); ui->parityBox->addItem(tr("Space"), QSerialPort::SpaceParity); ui->stopBitsBox->addItem(QStringLiteral("1"), QSerialPort::OneStop); #ifdef Q_OS_WIN ui->stopBitsBox->addItem(tr("1.5"), QSerialPort::OneAndHalfStop); #endif ui->stopBitsBox->addItem(QStringLiteral("2"), QSerialPort::TwoStop); ui->flowControlBox->addItem(tr("None"), QSerialPort::NoFlowControl); ui->flowControlBox->addItem(tr("RTS/CTS"), QSerialPort::HardwareControl); ui->flowControlBox->addItem(tr("XON/XOFF"), QSerialPort::SoftwareControl); } void SettingsDialog::fillPortsInfo() { ui->serialPortInfoListBox->clear(); QString description; QString manufacturer; QString serialNumber; const auto infos = QSerialPortInfo::availablePorts(); for (const QSerialPortInfo &info : infos) { QStringList list; description = info.description(); manufacturer = info.manufacturer(); serialNumber = info.serialNumber(); list << info.portName() << (!description.isEmpty() ? description : blankString) << (!manufacturer.isEmpty() ? manufacturer : blankString) << (!serialNumber.isEmpty() ? serialNumber : blankString) << info.systemLocation() << (info.vendorIdentifier() ? QString::number(info.vendorIdentifier(), 16) : blankString) << (info.productIdentifier() ? QString::number(info.productIdentifier(), 16) : blankString); ui->serialPortInfoListBox->addItem(list.first(), list); } ui->serialPortInfoListBox->addItem(tr("Custom")); } void SettingsDialog::updateSettings() { currentSettings.name = ui->serialPortInfoListBox->currentText(); if (ui->baudRateBox->currentIndex() == 4) { currentSettings.baudRate = ui->baudRateBox->currentText().toInt(); } else { currentSettings.baudRate = static_cast<QSerialPort::BaudRate>( ui->baudRateBox->itemData(ui->baudRateBox->currentIndex()).toInt()); } currentSettings.stringBaudRate = QString::number(currentSettings.baudRate); currentSettings.dataBits = static_cast<QSerialPort::DataBits>( ui->dataBitsBox->itemData(ui->dataBitsBox->currentIndex()).toInt()); currentSettings.stringDataBits = ui->dataBitsBox->currentText(); currentSettings.parity = static_cast<QSerialPort::Parity>( ui->parityBox->itemData(ui->parityBox->currentIndex()).toInt()); currentSettings.stringParity = ui->parityBox->currentText(); currentSettings.stopBits = static_cast<QSerialPort::StopBits>( ui->stopBitsBox->itemData(ui->stopBitsBox->currentIndex()).toInt()); currentSettings.stringStopBits = ui->stopBitsBox->currentText(); currentSettings.flowControl = static_cast<QSerialPort::FlowControl>( ui->flowControlBox->itemData(ui->flowControlBox->currentIndex()).toInt()); currentSettings.stringFlowControl = ui->flowControlBox->currentText(); currentSettings.localEchoEnabled = ui->localEchoCheckBox->isChecked(); }