/****************************************************************************
**
** Copyright (C) 2012 Denis Shienkov <denis.shienkov@gmail.com>
** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtSerialPort module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "console.h"
#include "settingsdialog.h"
#include <QMessageBox>
#include <QLabel>
#include <QtSerialPort/QSerialPort>
#include <QtSql>
#include <QtDebug>
//! [0]
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
//! [0]
ui->setupUi(this);
console = new Console;
console->setEnabled(false);
setCentralWidget(console);
//! [1]
serial = new QSerialPort(this);
//! [1]
settings = new SettingsDialog;
ui->actionConnect->setEnabled(true);
ui->actionDisconnect->setEnabled(false);
ui->actionQuit->setEnabled(true);
ui->actionConfigure->setEnabled(true);
status = new QLabel;
ui->statusBar->addWidget(status);
initActionsConnections();
connect(serial, SIGNAL(error(QSerialPort::SerialPortError)), this,
SLOT(handleError(QSerialPort::SerialPortError)));
//! [2]
connect(serial, SIGNAL(readyRead()), this, SLOT(readData()));
//! [2]
connect(console, SIGNAL(getData(QByteArray)), this, SLOT(writeData(QByteArray)));
//! [3]
}
//! [3]
MainWindow::~MainWindow()
{
delete settings;
delete ui;
}
//! [4]
void MainWindow::openSerialPort()
{
SettingsDialog::Settings p = settings->settings();
serial->setPortName(p.name);
serial->setBaudRate(p.baudRate);
serial->setDataBits(p.dataBits);
serial->setParity(p.parity);
serial->setStopBits(p.stopBits);
serial->setFlowControl(p.flowControl);
if (serial->open(QIODevice::ReadWrite)) {
console->setEnabled(true);
console->setLocalEchoEnabled(p.localEchoEnabled);
ui->actionConnect->setEnabled(false);
ui->actionDisconnect->setEnabled(true);
ui->actionConfigure->setEnabled(false);
showStatusMessage(tr("Connected to %1 : %2, %3, %4, %5, %6")
.arg(p.name).arg(p.stringBaudRate).arg(p.stringDataBits)
.arg(p.stringParity).arg(p.stringStopBits).arg(p.stringFlowControl));
} else {
QMessageBox::critical(this, tr("Error"), serial->errorString());
showStatusMessage(tr("Open error"));
}
}
//! [4]
//! [5]
void MainWindow::closeSerialPort()
{
if (serial->isOpen())
serial->close();
console->setEnabled(false);
ui->actionConnect->setEnabled(true);
ui->actionDisconnect->setEnabled(false);
ui->actionConfigure->setEnabled(true);
showStatusMessage(tr("Disconnected"));
}
//! [5]
void MainWindow::about()
{
QMessageBox::about(this, tr("About Simple Terminal"),
tr("The <b>Simple Terminal</b> example demonstrates how to "
"use the Qt Serial Port module in modern GUI applications "
"using Qt, with a menu bar, toolbars, and a status bar."));
}
//! [6]
void MainWindow::writeData(const QByteArray &data)
{
serial->write(data);
}
//! [6]
//! [7]
void MainWindow::readData()
{
QByteArray data = serial->readAll();
console->putData(data); ---------------------------------------------------------------------------------------------
QSqlDatabase db = QSqlDatabase::addDatabase("QMYSQL");
db.setHostName("localhost");
db.setDatabaseName("Test");
db.setUserName("root");
db.setPassword("");
bool ok = db.open();
QSqlQuery query;
query.exec("INSERT INTO Logika (id, predloz, suba) "
"VALUES ('(data)',fsafsfa, ' dsa')");
}
//! [7]
//! [8]
void MainWindow::handleError(QSerialPort::SerialPortError error)
{
if (error == QSerialPort::ResourceError) {
QMessageBox::critical(this, tr("Critical Error"), serial->errorString());
closeSerialPort();
}
}
//! [8]
void MainWindow::initActionsConnections()
{
connect(ui->actionConnect, SIGNAL(triggered()), this, SLOT(openSerialPort()));
connect(ui->actionDisconnect, SIGNAL(triggered()), this, SLOT(closeSerialPort()));
connect(ui->actionQuit, SIGNAL(triggered()), this, SLOT(close()));
connect(ui->actionConfigure, SIGNAL(triggered()), settings, SLOT(show()));
connect(ui->actionClear, SIGNAL(triggered()), console, SLOT(clear()));
connect(ui->actionAbout, SIGNAL(triggered()), this, SLOT(about()));
connect(ui->actionAboutQt, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
}
void MainWindow::showStatusMessage(const QString &message)
{
status->setText(message);
}
Этот код выводит данные из порта
QByteArray data = serial->readAll();
console->putData(data); ---------------------------------------------------------------------------------------------
QSqlDatabase db = QSqlDatabase::addDatabase("QMYSQL");
db.setHostName("localhost");
db.setDatabaseName("Test");
db.setUserName("root");
db.setPassword("");
bool ok = db.open();
QSqlQuery query;
query.exec("INSERT INTO Logika (id, predloz, suba) "
"VALUES ('(data)',fsafsfa, ' dsa')");
}
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