Remove hard QtSerialPort dependency from QtSerialBus

Task-number: QTBUG-70360
Change-Id: I511e368e227a46f9eba178612c8b106f5930ee49
Reviewed-by: André Hartmann <aha_1980@gmx.de>

4 files changed, 23 insertions, 1 deletions

diff --git a/examples/serialbus/modbus/master/mainwindow.cpp b/examples/serialbus/modbus/master/mainwindow.cpp
index 18bba06..6600af8 100644
--- a/examples/serialbus/modbus/master/mainwindow.cpp
+++ b/examples/serialbus/modbus/master/mainwindow.cpp
@@ -90,8 +90,15 @@ MainWindow::MainWindow(QWidget *parent)
     ui->writeTable->addItem(tr("Input Registers"), QModbusDataUnit::InputRegisters);
     ui->writeTable->addItem(tr("Holding Registers"), QModbusDataUnit::HoldingRegisters);
 
+#if QT_CONFIG(modbus_serialport)
     ui->connectType->setCurrentIndex(0);
     on_connectType_currentIndexChanged(0);
+#else
+    // lock out the serial port option
+    ui->connectType->setCurrentIndex(1);
+    on_connectType_currentIndexChanged(1);
+    ui->connectType->setEnabled(false);
+#endif
 
     auto model = new QStandardItemModel(10, 1, this);
     for (int i = 0; i < 10; ++i)
@@ -154,7 +161,9 @@ void MainWindow::on_connectType_currentIndexChanged(int index)
 
     auto type = static_cast<ModbusConnection> (index);
     if (type == Serial) {
+#if QT_CONFIG(modbus_serialport)
         modbusDevice = new QModbusRtuSerialMaster(this);
+#endif
     } else if (type == Tcp) {
         modbusDevice = new QModbusTcpClient(this);
         if (ui->portEdit->text().isEmpty())
@@ -187,6 +196,7 @@ void MainWindow::on_connectButton_clicked()
         if (static_cast<ModbusConnection> (ui->connectType->currentIndex()) == Serial) {
             modbusDevice->setConnectionParameter(QModbusDevice::SerialPortNameParameter,
                 ui->portEdit->text());
+#if QT_CONFIG(modbus_serialport)
             modbusDevice->setConnectionParameter(QModbusDevice::SerialParityParameter,
                 m_settingsDialog->settings().parity);
             modbusDevice->setConnectionParameter(QModbusDevice::SerialBaudRateParameter,
@@ -195,6 +205,7 @@ void MainWindow::on_connectButton_clicked()
                 m_settingsDialog->settings().dataBits);
             modbusDevice->setConnectionParameter(QModbusDevice::SerialStopBitsParameter,
                 m_settingsDialog->settings().stopBits);
+#endif
         } else {
             const QUrl url = QUrl::fromUserInput(ui->portEdit->text());
             modbusDevice->setConnectionParameter(QModbusDevice::NetworkPortParameter, url.port());
diff --git a/examples/serialbus/modbus/master/master.pro b/examples/serialbus/modbus/master/master.pro
index 682ce82..188fbc1 100644
--- a/examples/serialbus/modbus/master/master.pro
+++ b/examples/serialbus/modbus/master/master.pro
@@ -1,6 +1,8 @@
-QT += serialbus serialport widgets
+QT += serialbus widgets
 requires(qtConfig(combobox))
 
+qtConfig(modbus-serialport): QT += serialport
+
 TARGET = modbusmaster
 TEMPLATE = app
 CONFIG += c++11
diff --git a/examples/serialbus/modbus/master/settingsdialog.cpp b/examples/serialbus/modbus/master/settingsdialog.cpp
index 8b2fce8..0a5eb43 100644
--- a/examples/serialbus/modbus/master/settingsdialog.cpp
+++ b/examples/serialbus/modbus/master/settingsdialog.cpp
@@ -58,19 +58,23 @@ SettingsDialog::SettingsDialog(QWidget *parent) :
     ui->setupUi(this);
 
     ui->parityCombo->setCurrentIndex(1);
+#if QT_CONFIG(modbus_serialport)
     ui->baudCombo->setCurrentText(QString::number(m_settings.baud));
     ui->dataBitsCombo->setCurrentText(QString::number(m_settings.dataBits));
     ui->stopBitsCombo->setCurrentText(QString::number(m_settings.stopBits));
+#endif
     ui->timeoutSpinner->setValue(m_settings.responseTime);
     ui->retriesSpinner->setValue(m_settings.numberOfRetries);
 
     connect(ui->applyButton, &QPushButton::clicked, [this]() {
+#if QT_CONFIG(modbus_serialport)
         m_settings.parity = ui->parityCombo->currentIndex();
         if (m_settings.parity > 0)
             m_settings.parity++;
         m_settings.baud = ui->baudCombo->currentText().toInt();
         m_settings.dataBits = ui->dataBitsCombo->currentText().toInt();
         m_settings.stopBits = ui->stopBitsCombo->currentText().toInt();
+#endif
         m_settings.responseTime = ui->timeoutSpinner->value();
         m_settings.numberOfRetries = ui->retriesSpinner->value();
 
diff --git a/examples/serialbus/modbus/master/settingsdialog.h b/examples/serialbus/modbus/master/settingsdialog.h
index fa8550b..98ba946 100644
--- a/examples/serialbus/modbus/master/settingsdialog.h
+++ b/examples/serialbus/modbus/master/settingsdialog.h
@@ -51,8 +51,11 @@
 #ifndef SETTINGSDIALOG_H
 #define SETTINGSDIALOG_H
 
+#include <QtSerialBus/qtserialbusglobal.h>
 #include <QDialog>
+#if QT_CONFIG(modbus_serialport)
 #include <QSerialPort>
+#endif
 
 QT_BEGIN_NAMESPACE
 
@@ -68,10 +71,12 @@ class SettingsDialog : public QDialog
 
 public:
     struct Settings {
+#if QT_CONFIG(modbus_serialport)
         int parity = QSerialPort::EvenParity;
         int baud = QSerialPort::Baud19200;
         int dataBits = QSerialPort::Data8;
         int stopBits = QSerialPort::OneStop;
+#endif
         int responseTime = 1000;
         int numberOfRetries = 3;
     };