diff options
author | Denis Shienkov <denis.shienkov@gmail.com> | 2012-12-06 19:21:53 +0400 |
---|---|---|
committer | Denis Shienkov <denis.shienkov@gmail.com> | 2012-12-13 08:42:07 +0100 |
commit | f0a715257eda83789b0611d49fc0b8dd53f40a60 (patch) | |
tree | 962c3b00d79f562be73b2d9e62ab80adf92ae242 /examples | |
parent | 097eb2eeb612ffcce9dfc0092f5486feeafd649c (diff) | |
download | qtserialport-f0a715257eda83789b0611d49fc0b8dd53f40a60.tar.gz |
Added serial Master and serial Slave examples
Added examples to demonstrate the Signal/Slot approach
using the serial interface.
Change-Id: I09f451afba67dbac8c357b0aa723460fc8d4b6aa
Reviewed-by: Denis Shienkov <denis.shienkov@gmail.com>
Diffstat (limited to 'examples')
-rw-r--r-- | examples/examples.pro | 2 | ||||
-rw-r--r-- | examples/master/dialog.cpp | 178 | ||||
-rw-r--r-- | examples/master/dialog.h | 91 | ||||
-rw-r--r-- | examples/master/main.cpp | 52 | ||||
-rw-r--r-- | examples/master/master.pro | 15 | ||||
-rw-r--r-- | examples/slave/dialog.cpp | 182 | ||||
-rw-r--r-- | examples/slave/dialog.h | 91 | ||||
-rw-r--r-- | examples/slave/main.cpp | 52 | ||||
-rw-r--r-- | examples/slave/slave.pro | 15 | ||||
-rw-r--r-- | examples/slave/slavethread.cpp | 167 | ||||
-rw-r--r-- | examples/slave/slavethread.h | 73 |
11 files changed, 917 insertions, 1 deletions
diff --git a/examples/examples.pro b/examples/examples.pro index 4930289..32e50b2 100644 --- a/examples/examples.pro +++ b/examples/examples.pro @@ -4,5 +4,5 @@ SUBDIRS = cenumerator greaterThan(QT_MAJOR_VERSION, 4) { !isEmpty(QT.widgets.name):SUBDIRS += enumerator terminal blockingmaster blockingslave } else { - SUBDIRS += enumerator terminal blockingmaster blockingslave + SUBDIRS += enumerator terminal blockingmaster blockingslave master slave } diff --git a/examples/master/dialog.cpp b/examples/master/dialog.cpp new file mode 100644 index 0000000..766c7dd --- /dev/null +++ b/examples/master/dialog.cpp @@ -0,0 +1,178 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "dialog.h" + +#include <QLabel> +#include <QLineEdit> +#include <QComboBox> +#include <QSpinBox> +#include <QPushButton> +#include <QGridLayout> + +#include <QtAddOnSerialPort/serialportinfo.h> + +QT_USE_NAMESPACE_SERIALPORT + +Dialog::Dialog(QWidget *parent) + : QDialog(parent) + , transactionCount(0) + , serialPortLabel(new QLabel(tr("Serial port:"))) + , serialPortComboBox(new QComboBox()) + , waitResponseLabel(new QLabel(tr("Wait response, msec:"))) + , waitResponseSpinBox(new QSpinBox()) + , requestLabel(new QLabel(tr("Request:"))) + , requestLineEdit(new QLineEdit(tr("Who are you?"))) + , trafficLabel(new QLabel(tr("No traffic."))) + , statusLabel(new QLabel(tr("Status: Not running."))) + , runButton(new QPushButton(tr("Start"))) +{ + foreach (const SerialPortInfo &info, SerialPortInfo::availablePorts()) + serialPortComboBox->addItem(info.portName()); + + waitResponseSpinBox->setRange(0, 10000); + waitResponseSpinBox->setValue(100); + + QGridLayout *mainLayout = new QGridLayout; + mainLayout->addWidget(serialPortLabel, 0, 0); + mainLayout->addWidget(serialPortComboBox, 0, 1); + mainLayout->addWidget(waitResponseLabel, 1, 0); + mainLayout->addWidget(waitResponseSpinBox, 1, 1); + mainLayout->addWidget(runButton, 0, 2, 2, 1); + mainLayout->addWidget(requestLabel, 2, 0); + mainLayout->addWidget(requestLineEdit, 2, 1, 1, 3); + mainLayout->addWidget(trafficLabel, 3, 0, 1, 4); + mainLayout->addWidget(statusLabel, 4, 0, 1, 5); + setLayout(mainLayout); + + setWindowTitle(tr("Master")); + serialPortComboBox->setFocus(); + + timer.setSingleShot(true); + + connect(runButton, SIGNAL(clicked()), + this, SLOT(sendRequest())); + connect(&serial, SIGNAL(readyRead()), + this, SLOT(readResponse())); + connect(&timer, SIGNAL(timeout()), + this, SLOT(processTimeout())); +} + +void Dialog::sendRequest() +{ + if (serial.portName() != serialPortComboBox->currentText()) { + serial.close(); + serial.setPort(serialPortComboBox->currentText()); + + if (!serial.open(QIODevice::ReadWrite)) { + processError(tr("Can't open %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setRate(9600)) { + processError(tr("Can't set rate 9600 baud to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setDataBits(SerialPort::Data8)) { + processError(tr("Can't set 8 data bits to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setParity(SerialPort::NoParity)) { + processError(tr("Can't set no patity to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setStopBits(SerialPort::OneStop)) { + processError(tr("Can't set 1 stop bit to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setFlowControl(SerialPort::NoFlowControl)) { + processError(tr("Can't set no flow control to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + } + + setControlsEnabled(false); + statusLabel->setText(tr("Status: Running, connected to port %1.") + .arg(serialPortComboBox->currentText())); + + serial.write(requestLineEdit->text().toLocal8Bit()); + timer.start(waitResponseSpinBox->value()); +} + +void Dialog::readResponse() +{ + response.append(serial.readAll()); +} + +void Dialog::processTimeout() +{ + setControlsEnabled(true); + trafficLabel->setText(tr("Traffic, transaction #%1:" + "\n\r-request: %2" + "\n\r-response: %3") + .arg(++transactionCount).arg(requestLineEdit->text()).arg(QString(response))); + response.clear(); +} + +void Dialog::processError(const QString &error) +{ + setControlsEnabled(true); + statusLabel->setText(tr("Status: Not running, %1.").arg(error)); + trafficLabel->setText(tr("No traffic.")); +} + +void Dialog::setControlsEnabled(bool enable) +{ + runButton->setEnabled(enable); + serialPortComboBox->setEnabled(enable); + waitResponseSpinBox->setEnabled(enable); + requestLineEdit->setEnabled(enable); +} diff --git a/examples/master/dialog.h b/examples/master/dialog.h new file mode 100644 index 0000000..0d6fdb0 --- /dev/null +++ b/examples/master/dialog.h @@ -0,0 +1,91 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DIALOG_H +#define DIALOG_H + +#include <QDialog> +#include <QTimer> + +#include <QtAddOnSerialPort/serialport.h> + +QT_USE_NAMESPACE_SERIALPORT + +class QLabel; +class QLineEdit; +class QSpinBox; +class QPushButton; +class QComboBox; + +class Dialog : public QDialog +{ + Q_OBJECT + +public: + Dialog(QWidget *parent = 0); + +private slots: + void sendRequest(); + void readResponse(); + void processTimeout(); + +private: + void setControlsEnabled(bool enable); + void processError(const QString &error); + +private: + int transactionCount; + QLabel *serialPortLabel; + QComboBox *serialPortComboBox; + QLabel *waitResponseLabel; + QSpinBox *waitResponseSpinBox; + QLabel *requestLabel; + QLineEdit *requestLineEdit; + QLabel *trafficLabel; + QLabel *statusLabel; + QPushButton *runButton; + + SerialPort serial; + QByteArray response; + QTimer timer; +}; + +#endif // DIALOG_H diff --git a/examples/master/main.cpp b/examples/master/main.cpp new file mode 100644 index 0000000..695d85c --- /dev/null +++ b/examples/master/main.cpp @@ -0,0 +1,52 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QApplication> + +#include "dialog.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + Dialog dialog; + dialog.show(); + return app.exec(); +} diff --git a/examples/master/master.pro b/examples/master/master.pro new file mode 100644 index 0000000..810c942 --- /dev/null +++ b/examples/master/master.pro @@ -0,0 +1,15 @@ +greaterThan(QT_MAJOR_VERSION, 4) { + QT += widgets serialport +} else { + include($$SERIALPORT_PROJECT_ROOT/src/serialport/qt4support/serialport.prf) +} + +TARGET = master +TEMPLATE = app + +HEADERS += \ + dialog.h + +SOURCES += \ + main.cpp \ + dialog.cpp diff --git a/examples/slave/dialog.cpp b/examples/slave/dialog.cpp new file mode 100644 index 0000000..3e69ca4 --- /dev/null +++ b/examples/slave/dialog.cpp @@ -0,0 +1,182 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "dialog.h" + +#include <QLabel> +#include <QLineEdit> +#include <QComboBox> +#include <QSpinBox> +#include <QPushButton> +#include <QGridLayout> + +#include <QtAddOnSerialPort/serialportinfo.h> + +QT_USE_NAMESPACE_SERIALPORT + +Dialog::Dialog(QWidget *parent) + : QDialog(parent) + , transactionCount(0) + , serialPortLabel(new QLabel(tr("Serial port:"))) + , serialPortComboBox(new QComboBox()) + , waitRequestLabel(new QLabel(tr("Wait request, msec:"))) + , waitRequestSpinBox(new QSpinBox()) + , responseLabel(new QLabel(tr("Response:"))) + , responseLineEdit(new QLineEdit(tr("Hello, I'm Slave."))) + , trafficLabel(new QLabel(tr("No traffic."))) + , statusLabel(new QLabel(tr("Status: Not running."))) + , runButton(new QPushButton(tr("Start"))) +{ + waitRequestSpinBox->setRange(0, 10000); + waitRequestSpinBox->setValue(20); + + foreach (const SerialPortInfo &info, SerialPortInfo::availablePorts()) + serialPortComboBox->addItem(info.portName()); + + QGridLayout *mainLayout = new QGridLayout; + mainLayout->addWidget(serialPortLabel, 0, 0); + mainLayout->addWidget(serialPortComboBox, 0, 1); + mainLayout->addWidget(waitRequestLabel, 1, 0); + mainLayout->addWidget(waitRequestSpinBox, 1, 1); + mainLayout->addWidget(runButton, 0, 2, 2, 1); + mainLayout->addWidget(responseLabel, 2, 0); + mainLayout->addWidget(responseLineEdit, 2, 1, 1, 3); + mainLayout->addWidget(trafficLabel, 3, 0, 1, 4); + mainLayout->addWidget(statusLabel, 4, 0, 1, 5); + setLayout(mainLayout); + + setWindowTitle(tr("Slave")); + serialPortComboBox->setFocus(); + + timer.setSingleShot(true); + + connect(runButton, SIGNAL(clicked()), + this, SLOT(startSlave())); + connect(&serial, SIGNAL(readyRead()), + this, SLOT(readRequest())); + connect(&timer, SIGNAL(timeout()), + this, SLOT(processTimeout())); + + connect(serialPortComboBox, SIGNAL(currentIndexChanged(QString)), + this, SLOT(activateRunButton())); + connect(waitRequestSpinBox, SIGNAL(valueChanged(int)), + this, SLOT(activateRunButton())); + connect(responseLineEdit, SIGNAL(textChanged(QString)), + this, SLOT(activateRunButton())); +} + +void Dialog::startSlave() +{ + if (serial.portName() != serialPortComboBox->currentText()) { + serial.close(); + serial.setPort(serialPortComboBox->currentText()); + + if (!serial.open(QIODevice::ReadWrite)) { + processError(tr("Can't open %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setRate(9600)) { + processError(tr("Can't set rate 9600 baud to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setDataBits(SerialPort::Data8)) { + processError(tr("Can't set 8 data bits to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setParity(SerialPort::NoParity)) { + processError(tr("Can't set no patity to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setStopBits(SerialPort::OneStop)) { + processError(tr("Can't set 1 stop bit to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + + if (!serial.setFlowControl(SerialPort::NoFlowControl)) { + processError(tr("Can't set no flow control to port %1, error code %2") + .arg(serial.portName()).arg(serial.error())); + return; + } + } + + runButton->setEnabled(false); + statusLabel->setText(tr("Status: Running, connected to port %1.") + .arg(serialPortComboBox->currentText())); +} + +void Dialog::readRequest() +{ + if (!timer.isActive()) + timer.start(waitRequestSpinBox->value()); + request.append(serial.readAll()); +} + +void Dialog::processTimeout() +{ + serial.write(responseLineEdit->text().toLocal8Bit()); + + trafficLabel->setText(tr("Traffic, transaction #%1:" + "\n\r-request: %2" + "\n\r-response: %3") + .arg(++transactionCount).arg(QString(request)).arg(responseLineEdit->text())); + request.clear(); +} + +void Dialog::activateRunButton() +{ + runButton->setEnabled(true); +} + +void Dialog::processError(const QString &s) +{ + activateRunButton(); + statusLabel->setText(tr("Status: Not running, %1.").arg(s)); + trafficLabel->setText(tr("No traffic.")); +} diff --git a/examples/slave/dialog.h b/examples/slave/dialog.h new file mode 100644 index 0000000..a8d2e26 --- /dev/null +++ b/examples/slave/dialog.h @@ -0,0 +1,91 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DIALOG_H +#define DIALOG_H + +#include <QDialog> +#include <QTimer> + +#include <QtAddOnSerialPort/serialport.h> + +QT_USE_NAMESPACE_SERIALPORT + +class QLabel; +class QLineEdit; +class QComboBox; +class QSpinBox; +class QPushButton; + +class Dialog : public QDialog +{ + Q_OBJECT + +public: + Dialog(QWidget *parent = 0); + +private slots: + void startSlave(); + void readRequest(); + void processTimeout(); + void activateRunButton(); + +private: + void processError(const QString &s); + +private: + int transactionCount; + QLabel *serialPortLabel; + QComboBox *serialPortComboBox; + QLabel *waitRequestLabel; + QSpinBox *waitRequestSpinBox; + QLabel *responseLabel; + QLineEdit *responseLineEdit; + QLabel *trafficLabel; + QLabel *statusLabel; + QPushButton *runButton; + + SerialPort serial; + QByteArray request; + QTimer timer; +}; + +#endif // DIALOG_H diff --git a/examples/slave/main.cpp b/examples/slave/main.cpp new file mode 100644 index 0000000..695d85c --- /dev/null +++ b/examples/slave/main.cpp @@ -0,0 +1,52 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QApplication> + +#include "dialog.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + Dialog dialog; + dialog.show(); + return app.exec(); +} diff --git a/examples/slave/slave.pro b/examples/slave/slave.pro new file mode 100644 index 0000000..b990275 --- /dev/null +++ b/examples/slave/slave.pro @@ -0,0 +1,15 @@ +greaterThan(QT_MAJOR_VERSION, 4) { + QT += widgets serialport +} else { + include($$SERIALPORT_PROJECT_ROOT/src/serialport/qt4support/serialport.prf) +} + +TARGET = slave +TEMPLATE = app + +HEADERS += \ + dialog.h + +SOURCES += \ + main.cpp \ + dialog.cpp diff --git a/examples/slave/slavethread.cpp b/examples/slave/slavethread.cpp new file mode 100644 index 0000000..3ff370e --- /dev/null +++ b/examples/slave/slavethread.cpp @@ -0,0 +1,167 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "slavethread.h" + +#include <QtAddOnSerialPort/serialport.h> + +#include <QTime> + +QT_USE_NAMESPACE_SERIALPORT + +SlaveThread::SlaveThread(QObject *parent) + : QThread(parent), waitTimeout(0), quit(false) +{ +} + +SlaveThread::~SlaveThread() +{ + mutex.lock(); + quit = true; + mutex.unlock(); + wait(); +} + +void SlaveThread::startSlave(const QString &portName, int waitTimeout, const QString &response) +{ + QMutexLocker locker(&mutex); + this->portName = portName; + this->waitTimeout = waitTimeout; + this->response = response; + + if (!isRunning()) + start(); +} + +void SlaveThread::run() +{ + bool currentPortNameChanged = false; + + mutex.lock(); + QString currentPortName; + if (currentPortName != portName) { + currentPortName = portName; + currentPortNameChanged = true; + } + + int currentWaitTimeout = waitTimeout; + QString currentRespone = response; + mutex.unlock(); + + SerialPort serial; + + while (!quit) { + + if (currentPortNameChanged) { + serial.close(); + serial.setPort(currentPortName); + + if (!serial.open(QIODevice::ReadWrite)) { + emit error(tr("Can't open %1, error code %2") + .arg(portName).arg(serial.error())); + return; + } + + if (!serial.setRate(9600)) { + emit error(tr("Can't set rate 9600 baud to port %1, error code %2") + .arg(portName).arg(serial.error())); + return; + } + + if (!serial.setDataBits(SerialPort::Data8)) { + emit error(tr("Can't set 8 data bits to port %1, error code %2") + .arg(portName).arg(serial.error())); + return; + } + + if (!serial.setParity(SerialPort::NoParity)) { + emit error(tr("Can't set no patity to port %1, error code %2") + .arg(portName).arg(serial.error())); + return; + } + + if (!serial.setStopBits(SerialPort::OneStop)) { + emit error(tr("Can't set 1 stop bit to port %1, error code %2") + .arg(portName).arg(serial.error())); + return; + } + + if (!serial.setFlowControl(SerialPort::NoFlowControl)) { + emit error(tr("Can't set no flow control to port %1, error code %2") + .arg(portName).arg(serial.error())); + return; + } + } + + if (serial.waitForReadyRead(currentWaitTimeout)) { + + // read all request + QByteArray requestData = serial.readAll(); + while (serial.waitForReadyRead(10)) + requestData += serial.readAll(); + + // write all response + QByteArray responseData = currentRespone.toLocal8Bit(); + serial.write(responseData); + if (serial.waitForBytesWritten(waitTimeout)) { + QString request(requestData); + emit this->request(request); + } else { + emit timeout(tr("Wait write response timeout %1") + .arg(QTime::currentTime().toString())); + } + } else { + emit timeout(tr("Wait read request timeout %1") + .arg(QTime::currentTime().toString())); + } + + mutex.lock(); + if (currentPortName != portName) { + currentPortName = portName; + currentPortNameChanged = true; + } else { + currentPortNameChanged = false; + } + currentWaitTimeout = waitTimeout; + currentRespone = response; + mutex.unlock(); + } +} diff --git a/examples/slave/slavethread.h b/examples/slave/slavethread.h new file mode 100644 index 0000000..a29cb3a --- /dev/null +++ b/examples/slave/slavethread.h @@ -0,0 +1,73 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Denis Shienkov <scapig@yandex.ru> +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SLAVETHREAD_H +#define SLAVETHREAD_H + +#include <QThread> +#include <QMutex> +#include <QWaitCondition> + +class SlaveThread : public QThread +{ + Q_OBJECT + +public: + SlaveThread(QObject *parent = 0); + ~SlaveThread(); + + void startSlave(const QString &portName, int waitTimeout, const QString &response); + void run(); + +signals: + void request(const QString &s); + void error(const QString &s); + void timeout(const QString &s); + +private: + QString portName; + QString response; + int waitTimeout; + QMutex mutex; + bool quit; +}; + +#endif // SLAVETHREAD_H |