110 lines
3.6 KiB
C++
110 lines
3.6 KiB
C++
#include "changevaluesdialog.h"
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#include "ui_changevaluesdialog.h"
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// system includes
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#include <utility>
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// Qt includes
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#include <QDebug>
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#include <QModbusClient>
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#include <QMessageBox>
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ChangeValuesDialog::ChangeValuesDialog(QModbusClient &modbus, int serverAddress, QModbusDataUnit::RegisterType registerType, QWidget *parent) :
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QDialog{parent},
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m_ui{std::make_unique<Ui::ChangeValuesDialog>()},
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m_modbus{modbus}
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{
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m_ui->setupUi(this);
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qDebug() << "called";
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m_ui->tableView->setModel(&m_model);
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m_ui->spinBoxFirstRegister->setValue(m_model.firstRegister());
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m_ui->spinBoxCount->setValue(m_model.count());
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connect(m_ui->spinBoxFirstRegister, &QSpinBox::valueChanged, &m_model, &ChangeValuesModel::setFirstRegister);
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connect(m_ui->spinBoxCount, &QSpinBox::valueChanged, &m_model, &ChangeValuesModel::setCount);
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connect(m_ui->buttonBox, &QDialogButtonBox::accepted, this, &ChangeValuesDialog::sendRequest);
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m_ui->spinBoxSlave->setValue(serverAddress);
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{
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const auto addItem = [&](const auto &text, const auto &value){
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m_ui->comboBoxType->addItem(text, QVariant::fromValue<QModbusDataUnit::RegisterType>(value));
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};
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addItem(tr("Discrete Inputs"), QModbusDataUnit::DiscreteInputs);
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addItem(tr("Coils"), QModbusDataUnit::Coils);
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addItem(tr("Input Registers"), QModbusDataUnit::InputRegisters);
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addItem(tr("Holding Registers"), QModbusDataUnit::HoldingRegisters);
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}
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m_ui->comboBoxType->setCurrentIndex(
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m_ui->comboBoxType->findData(
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QVariant::fromValue<QModbusDataUnit::RegisterType>(registerType)
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)
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);
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}
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ChangeValuesDialog::~ChangeValuesDialog()
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{
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qDebug() << "called";
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}
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void ChangeValuesDialog::sendRequest()
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{
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const auto registerType = m_ui->comboBoxType->currentData();
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if (!registerType.isValid() || !registerType.canConvert<QModbusDataUnit::RegisterType>())
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{
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qDebug() << registerType << registerType.typeName() << registerType.canConvert<int>() << registerType.canConvert<QModbusDataUnit::RegisterType>();
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QMessageBox::warning(this,
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tr("Invalid register type selected!"),
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tr("Invalid register type selected!"));
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return;
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}
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QModbusDataUnit dataUnit{registerType.value<QModbusDataUnit::RegisterType>(), m_ui->spinBoxFirstRegister->value(), m_model.values()};
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if (m_reply = std::unique_ptr<QModbusReply>(m_modbus.sendWriteRequest(std::move(dataUnit), m_ui->spinBoxSlave->value())))
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{
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if (m_reply->isFinished())
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replyFinished();
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else
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{
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m_ui->buttonBox->setEnabled(false);
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connect(m_reply.get(), &QModbusReply::finished, this, &ChangeValuesDialog::replyFinished);
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}
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}
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else
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{
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QMessageBox::warning(this,
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tr("Request sending failed!"),
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tr("Request sending failed:\n\n%0").arg(m_modbus.errorString()));
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}
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}
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void ChangeValuesDialog::replyFinished()
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{
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Q_ASSERT(m_reply);
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if (!m_reply->isFinished())
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{
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qWarning() << "not yet finished?!";
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return;
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}
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m_ui->buttonBox->setEnabled(true);
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if (const QModbusDevice::Error error = m_reply->error(); error == QModbusDevice::NoError)
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{
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//accept();
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}
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else
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{
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QMessageBox::warning(this,
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tr("Request failed!"),
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tr("Request failed with %0: %1")
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.arg(error)
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.arg(m_reply->errorString()));
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}
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}
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