Add Init & Connect

Servo/Servo.pro

@@ -1,5 +1,8 @@
 QT -= gui
 
+QT += serialbus
+QT += serialport
+
 TEMPLATE = lib
 DEFINES += SERVO_LIBRARY
 
@@ -18,12 +21,10 @@ DEFINES += QT_DEPRECATED_WARNINGS
 #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
 
 SOURCES += \
-    $$files(*.cpp, true) \ \
+    $$files(*.cpp, true)
-
-
 
 HEADERS += \
-    $$files(*.h, true) \ \
+    $$files(*.h, true)
 
 
 INCLUDEPATH += $$PWD/include

Servo/include/ModbusConfig.h

@@ -0,0 +1,17 @@
+#ifndef SETTINGSERIALPARAMETERS_H
+#define SETTINGSERIALPARAMETERS_H
+
+#include <QSerialPort>
+
+struct ModbusConfig {
+	QString serialPort;
+	int clientAddress;
+	int parity = QSerialPort::EvenParity;
+	int baud = QSerialPort::Baud19200;
+	int dataBits = QSerialPort::Data8;
+	int stopBits = QSerialPort::OneStop;
+	int responseTime = 1000;
+	int numberOfRetries = 3;
+};
+
+#endif //SETTINGSERIALPARAMETERS_H

Servo/include/ModbusMaster.h

@@ -2,16 +2,31 @@
 #define MODBUSMASTER_H
 
 #include <QObject>
+#include <QModbusDevice>
+
+#include "ServoException.h"
+#include "ModbusConfig.h"
+
+class QModbusClient;
 
 class ModbusMaster : public QObject
 {
 	Q_OBJECT
+
+private:
+	bool _initialized = false;
+	QModbusClient* _modbusDevice = nullptr;
+	int _clientAddress;
+
 public:
 	explicit ModbusMaster(QObject* parent = nullptr);
 
-signals:
+//uncrustify off
-
 public	slots:
+//uncrustify on
+	void init();
+	void connectToDevice(ModbusConfig modbusConfig);
+	void connectionStateChanged(QModbusDevice::State state);
 };
 
 #endif //MODBUSMASTER_H

Servo/include/ModbusWrapper.h

@@ -2,16 +2,32 @@
 #define MODBUSWRAPPER_H
 
 #include <QObject>
+#include <QThread>
+
+#include "ModbusMaster.h"
+#include "ModbusConfig.h"
 
 class ModbusWrapper : public QObject
 {
 	Q_OBJECT
+
+private:
+	ModbusMaster modbusMaster;
+	QThread workerThread;
+
 public:
 	explicit ModbusWrapper(QObject* parent = nullptr);
+	~ModbusWrapper();
+	void connectToDevice(ModbusConfig modbusConfig);
+	void init();
 
 signals:
+	void connectOrder(ModbusConfig modbusConfig);
+	void initOrder();
 
+	//uncrustify off
 public slots:
+	//uncrustify on
 };
 
 #endif //MODBUSWRAPPER_H

Servo/include/ServoException.h

@@ -0,0 +1,25 @@
+#ifndef SERVOEXCEPTION_H
+#define SERVOEXCEPTION_H
+
+#include <QDebug>
+#include <QString>
+
+class ServoException : public std::exception
+{
+private:
+	QString _str;
+
+public:
+	ServoException(QString str)
+	{
+		_str = str;
+		qDebug() << "Error Text is: " << _str;
+	}
+
+	virtual const char* what() const throw()
+	{
+		return _str.toStdString().c_str();
+	}
+};
+
+#endif //SERVOEXCEPTION_H

Servo/src/ModbusMaster.cpp

@@ -1,6 +1,70 @@
-#include "../include/ModbusMaster.h"
+#include "ModbusMaster.h"
+
+#include <QModbusRtuSerialMaster>
 
 ModbusMaster::ModbusMaster(QObject* parent) : QObject(parent)
 {
+}
+
+/*************************************************************************************************/
+void ModbusMaster::init()
+{
+	if(!_initialized)
+	{
+		_modbusDevice = nullptr;
+		_modbusDevice = new QModbusRtuSerialMaster(this);
+
+		connect(_modbusDevice, &QModbusClient::errorOccurred, [this](QModbusDevice::Error)
+		{
+			throw ServoException(_modbusDevice->errorString());
+		});
+
+		connect(_modbusDevice, &QModbusDevice::stateChanged, this,
+				&ModbusMaster::connectionStateChanged);
+
+		_initialized = true;
+	}
+	else
+	{
+		throw ServoException("Modbus Device Created Before Handle it");
+	}
+
+	qDebug() << "internal init";
+}
+
+/*************************************************************************************************/
+void ModbusMaster::connectToDevice(ModbusConfig modbusConfig)
+{
+	if(_modbusDevice->state() != QModbusDevice::ConnectedState)
+	{
+		_clientAddress = modbusConfig.clientAddress;
+		_modbusDevice->setConnectionParameter(QModbusDevice::SerialPortNameParameter,
+											  modbusConfig.serialPort);
+		_modbusDevice->setConnectionParameter(QModbusDevice::SerialParityParameter,
+											  modbusConfig.parity);
+		_modbusDevice->setConnectionParameter(QModbusDevice::SerialBaudRateParameter,
+											  modbusConfig.baud);
+		_modbusDevice->setConnectionParameter(QModbusDevice::SerialDataBitsParameter,
+											  modbusConfig.dataBits);
+		_modbusDevice->setConnectionParameter(QModbusDevice::SerialStopBitsParameter,
+											  modbusConfig.stopBits);
+		_modbusDevice->setTimeout(modbusConfig.responseTime);
+		_modbusDevice->setNumberOfRetries(modbusConfig.numberOfRetries);
+
+		if(!_modbusDevice->connectDevice())
+		{
+			throw ServoException(_modbusDevice->errorString());
+		}
+	}
+}
+
+/*************************************************************************************************/
+void ModbusMaster::connectionStateChanged(QModbusDevice::State state)
+{
+	if(state == QModbusDevice::UnconnectedState)
+	{
+		throw ServoException("Connection wasnt prepared");
+	}
 
+	qDebug() << "internal connect";
 }

Servo/src/ModbusWrapper.cpp

@@ -1,5 +1,47 @@
 #include "ModbusWrapper.h"
+#include <QEventLoop>
 
 ModbusWrapper::ModbusWrapper(QObject* parent) : QObject(parent)
 {
 }
+
+/*************************************************************************************************/
+ModbusWrapper::~ModbusWrapper()
+{
+	workerThread.quit();
+	workerThread.wait();
+}
+
+/*************************************************************************************************/
+void ModbusWrapper::init()
+{
+	modbusMaster.moveToThread(&workerThread);
+	workerThread.setObjectName("workerThread");
+	workerThread.start();
+
+	QEventLoop loop;
+	connect(&workerThread, &QThread::started, &loop, &QEventLoop::quit);
+	loop.exec();
+
+	connect(this,
+			&ModbusWrapper::initOrder,
+			&modbusMaster,
+			&ModbusMaster::init,
+			Qt::BlockingQueuedConnection);
+	connect(this,
+			&ModbusWrapper::connectOrder,
+			&modbusMaster,
+			&ModbusMaster::connectToDevice,
+			Qt::BlockingQueuedConnection);
+
+	emit initOrder();
+
+	qDebug() << "init done";
+}
+
+/*************************************************************************************************/
+void ModbusWrapper::connectToDevice(ModbusConfig modbusConfig)
+{
+	emit connectOrder(modbusConfig);
+	qDebug() << "connect done";
+}

ServoApplication.pro

@@ -5,3 +5,4 @@ SUBDIRS += \
     Test
 
 Test.depends += Servo
+

Test/MainWindow.cpp

@@ -8,8 +8,30 @@ MainWindow::MainWindow(QWidget *parent)
 	ui->setupUi(this);
 }
 
+/*************************************************************************************************/
 MainWindow::~MainWindow()
 {
 	delete ui;
 }
 
+/*************************************************************************************************/
+void MainWindow::on_connect_clicked()
+{
+	try
+	{
+		configDevice.serialPort = "/dev/pts/2";
+		configDevice.clientAddress = 1;
+		configDevice.responseTime = 1000;
+		configDevice.numberOfRetries = 3;
+		qDebug() << "before init";
+		modbusWrapper.init();
+		qDebug() << "after init";
+		qDebug() << "before connect";
+		modbusWrapper.connectToDevice(configDevice);
+		qDebug() << "after connect";
+	}
+	catch(ServoException ex)
+	{
+		qDebug() << ex.what();
+	}
+}

Test/MainWindow.h

@@ -3,19 +3,31 @@
 
 #include <QMainWindow>
 
+#include "ModbusWrapper.h"
+#include "ModbusConfig.h"
+
 QT_BEGIN_NAMESPACE
-namespace Ui { class MainWindow; }
+namespace Ui { class MainWindow;
+}
 QT_END_NAMESPACE
 
 class MainWindow : public QMainWindow
 {
 	Q_OBJECT
 
+private:
+	Ui::MainWindow* ui;
+	ModbusWrapper modbusWrapper;
+	ModbusConfig configDevice;
+
 public:
 	MainWindow(QWidget* parent = nullptr);
 	~MainWindow();
 
-private:
+	//uncrustify off
-	Ui::MainWindow *ui;
+private slots:
+	void on_connect_clicked();
+	//uncrustify on
 };
+
 #endif //MAINWINDOW_H

Test/MainWindow.ui

@@ -13,8 +13,31 @@
   <property name="windowTitle">
    <string>MainWindow</string>
   </property>
-  <widget class="QWidget" name="centralwidget"/>
+  <widget class="QWidget" name="centralwidget">
-  <widget class="QMenuBar" name="menubar"/>
+   <widget class="QPushButton" name="connect">
+    <property name="geometry">
+     <rect>
+      <x>420</x>
+      <y>40</y>
+      <width>89</width>
+      <height>25</height>
+     </rect>
+    </property>
+    <property name="text">
+     <string>Connect</string>
+    </property>
+   </widget>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>800</width>
+     <height>22</height>
+    </rect>
+   </property>
+  </widget>
   <widget class="QStatusBar" name="statusbar"/>
  </widget>
  <resources/>

Test/Test.pro

@@ -2,6 +2,9 @@ QT       += core gui
 
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
+QT += serialbus
+QT += serialport
+
 CONFIG += c++11
 
 # The following define makes your compiler emit warnings if you use
@@ -22,6 +25,8 @@ SOURCES += \
 HEADERS += \
     MainWindow.h
 
+INCLUDEPATH += $$PWD/../Servo/include
+
 FORMS += \
     MainWindow.ui
 

Test/main.cpp

@@ -1,11 +1,37 @@
 #include "MainWindow.h"
-
+#include <QtGui>
 #include <QApplication>
 
-int main(int argc, char *argv[])
+class MyApplication : public QApplication
+{
+public:
+	MyApplication(int& argc, char** argv) :
+		QApplication(argc, argv)
+	{
+	}
+
+	virtual ~MyApplication()
+	{
+	}
+
+	//reimplemented from QApplication so we can throw exceptions in slots
+	virtual bool notify(QObject* receiver, QEvent* event) {
+		try {
+			return QApplication::notify(receiver, event);
+		}
+		catch(std::exception& e)
 		{
-	QApplication a(argc, argv);
+			;
+		}
+
+		return false;
+	}
+};
+
+int main(int argc, char* argv[]) {
+	MyApplication app(argc, argv);
 	MainWindow w;
 	w.show();
-	return a.exec();
+
+	return app.exec();
 }