Simple CoAP Client Example

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#include "optiondialog.h" #include "ui_optiondialog.h" OptionDialog::OptionDialog(QWidget *parent) : QDialog(parent), ui(new Ui::OptionDialog) { ui->setupUi(this); fillOptions(); auto header = ui->tableWidget->horizontalHeader(); header->setSectionResizeMode(QHeaderView::Stretch); } OptionDialog::~OptionDialog() { delete ui; } QVector<QCoapOption> OptionDialog::options() const { return m_options; } void OptionDialog::on_addButton_clicked() { const auto option = ui->optionComboBox->currentData(Qt::UserRole).value<QCoapOption::OptionName>(); m_options.push_back(QCoapOption(option, ui->optionValueEdit->text())); const auto rowCount = ui->tableWidget->rowCount(); ui->tableWidget->insertRow(rowCount); QTableWidgetItem *optionItem = new QTableWidgetItem(ui->optionComboBox->currentText()); optionItem->setFlags(optionItem->flags() ^ Qt::ItemIsEditable); ui->tableWidget->setItem(rowCount, 0, optionItem); QTableWidgetItem *valueItem = new QTableWidgetItem(ui->optionValueEdit->text()); valueItem->setFlags(valueItem->flags() ^ Qt::ItemIsEditable); ui->tableWidget->setItem(rowCount, 1, valueItem); } void OptionDialog::on_clearButton_clicked() { m_options.clear(); ui->tableWidget->setRowCount(0); } void OptionDialog::fillOptions() { ui->tableWidget->setHorizontalHeaderLabels({"Name", "Value"}); ui->optionComboBox->addItem("None", QCoapOption::Invalid); ui->optionComboBox->addItem("Block1", QCoapOption::Block1); ui->optionComboBox->addItem("Block2", QCoapOption::Block2); ui->optionComboBox->addItem("Content-Format", QCoapOption::ContentFormat); ui->optionComboBox->addItem("If-Match", QCoapOption::IfMatch); ui->optionComboBox->addItem("If-None-Match", QCoapOption::IfNoneMatch); ui->optionComboBox->addItem("Location-Path", QCoapOption::LocationPath); ui->optionComboBox->addItem("Location-Query", QCoapOption::LocationQuery); ui->optionComboBox->addItem("Max-Age", QCoapOption::MaxAge); ui->optionComboBox->addItem("Observe", QCoapOption::Observe); ui->optionComboBox->addItem("Proxy-Scheme", QCoapOption::ProxyScheme); ui->optionComboBox->addItem("Proxy-Uri", QCoapOption::ProxyUri); ui->optionComboBox->addItem("Size1", QCoapOption::Size1); ui->optionComboBox->addItem("Size2", QCoapOption::Size2); ui->optionComboBox->addItem("Uri-Host", QCoapOption::UriHost); ui->optionComboBox->addItem("Uri-Path", QCoapOption::UriPath); ui->optionComboBox->addItem("Uri-Port", QCoapOption::UriPort); ui->optionComboBox->addItem("Uri-Query", QCoapOption::UriQuery); }