Files
SerialAsst/mainwidget.cpp
T
2018-02-08 11:40:59 +08:00

378 lines
12 KiB
C++

#include "mainwidget.h"
MainWidget::MainWidget(QWidget *parent)
: QWidget(parent), settings("TurnMeOn", "SerialAsst")
{
//初始化各参数列表
BaudrateList << "256000"
<< "230400"
<< "128000"
<< "115200"
<< "76800"
<< "57600"
<< "43000"
<< "38400"
<< "19200"
<< "14400"
<< "9600"
<< "4800"
<< "2400"
<< "1200";
StopbitsList << "1"
<< "1.5"
<< "2";
DatabitsList << "8"
<< "7"
<< "6"
<< "5";
ParityList << tr("无") << tr("奇校验") << tr("偶校验");
//初始化ComboBox
COMBox = new QComboBox();
BaudrateBox = new QComboBox();
BaudrateBox->addItems(BaudrateList);
BaudrateBox->setCurrentIndex(settings.value("Baud rate", 0).toInt());
StopbitsBox = new QComboBox();
StopbitsBox->addItems(StopbitsList);
StopbitsBox->setCurrentIndex(settings.value("Stop bits", 0).toInt());
DatabitsBox = new QComboBox();
DatabitsBox->addItems(DatabitsList);
DatabitsBox->setCurrentIndex(settings.value("Data bits", 0).toInt());
ParityBox = new QComboBox();
ParityBox->addItems(ParityList);
ParityBox->setCurrentIndex(settings.value("Parity", 0).toInt());
//初始化label
COMLabel = new QLabel(tr("串口"));
BaudrateLabel = new QLabel(tr("波特率"));
StopbitsLabel = new QLabel(tr("停止位"));
DatabitsLabel = new QLabel(tr("数据位"));
ParityLabel = new QLabel(tr("校验位"));
//发送与接受区域
RecvArea = new QTextEdit();
RecvArea->setReadOnly(true);
QPalette pal;
pal.setColor(QPalette::Base, Qt::black);
pal.setColor(QPalette::Text, Qt::green);
RecvArea->setPalette(pal);
SendArea = new QTextEdit();
RecvArea->setFont(QFont(tr("Microsoft YaHei UI"), 10));
SendArea->setFont(QFont(tr("Microsoft YaHei UI Light"), 12));
SendArea->installEventFilter(this);
//按钮
OpenButton = new QPushButton(tr("打开串口"));
SendButton = new QPushButton(tr("发送"));
SendButton->setDisabled(true);
SendButton->setToolTip(tr("Ctrl+Enter"));
ClearButton = new QPushButton(tr("清除接收"));
connect(OpenButton, QPushButton::clicked, this, OpenSerial);
connect(SendButton, QPushButton::clicked, this, SendContent);
connect(ClearButton, QPushButton::clicked, this, ClearRecv);
//复选框
NewLineBox = new QCheckBox(tr("发送新行"));
TimerBox = new QCheckBox(tr("定时发送"));
HexSend = new QCheckBox(tr("发送16进制"));
HexRecv = new QCheckBox(tr("接收16进制"));
HexSend->setToolTip(tr("以空格作为间隔符, \n非法字符及其后面的字符将被忽略"));
connect(NewLineBox, QCheckBox::stateChanged, this, detNewLine);
connect(TimerBox, QCheckBox::stateChanged, this, ControlSendTimer);
connect(HexSend, QCheckBox::stateChanged, this, detHex);
connect(HexRecv, QCheckBox::stateChanged, this, detRecvHex);
//spinbox
TimerSpin = new QSpinBox();
TimerSpin->setSuffix(tr(" ms"));
TimerSpin->setMaximum(1000000);
TimerSpin->setValue(1000);
connect(TimerSpin, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
this, changeSendTimer);
//初始化布局
flayout = new QFormLayout();
flayout->addRow(BaudrateLabel, BaudrateBox);
flayout->addRow(StopbitsLabel, StopbitsBox);
flayout->addRow(DatabitsLabel, DatabitsBox);
flayout->addRow(ParityLabel, ParityBox);
flayout->addRow(COMLabel, COMBox);
flayout->addRow(OpenButton);
flayout->setAlignment(OpenButton, Qt::AlignVCenter);
// flayout->setSpacing(50);
// flayout->setMargin(10);
flayout->setVerticalSpacing(50);
// paramGroup = new QGroupBox();
// paramGroup->setLayout(flayout);
// paramGroup->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
cvlayout = new QVBoxLayout();
cvlayout->addWidget(RecvArea, 7);
cvlayout->addWidget(SendArea, 2);
// RecvArea->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
// SendArea->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
hlayout = new QHBoxLayout();
hlayout->addWidget(HexSend);
hlayout->addWidget(NewLineBox, 0, Qt::AlignLeft);
hlayout->addWidget(TimerBox, 0, Qt::AlignRight);
hlayout->addWidget(TimerSpin, 0, Qt::AlignLeft);
hlayout->addWidget(SendButton, 0, Qt::AlignRight);
rvlayout = new QVBoxLayout();
rvlayout->addWidget(ClearButton, 0, Qt::AlignCenter);
rvlayout->addWidget(HexRecv);
layout = new QGridLayout(this);
layout->addLayout(flayout, 0, 0, 2, 1);
layout->addLayout(hlayout, 1, 1);
layout->addLayout(cvlayout, 0, 1, 1, 1);
layout->addLayout(rvlayout, 0, 2, Qt::AlignTop);
layout->setColumnMinimumWidth(0, 150);
layout->setColumnMinimumWidth(2, 100);
layout->setColumnStretch(0, 0);
layout->setColumnStretch(1, 2);
layout->setColumnStretch(2, 0);
setLayout(layout);
//计时器 初始化
CheckTimer = new QTimer(this);
CheckTimer->start(1000);
SendTimer = new QTimer(this);
connect(CheckTimer, QTimer::timeout, this, CheckSerials);
connect(SendTimer, QTimer::timeout, SendButton, QPushButton::click);
//初始化串口列表
CheckSerials();
//开始串口进程
serialController = new SerialController;
serialController->moveToThread(&SerialThr);
SerialThr.start();
connect(this, requestOpen, serialController, SerialController::openSerial);
connect(this, requestClose, serialController, SerialController::closeSerial);
connect(serialController, SerialController::openSuccess, this, serialOpened);
connect(serialController, SerialController::openFailed, this, serialNotOpened);
connect(serialController, SerialController::closeSuccess, this, serialClosed);
connect(this, setBaudRate, serialController, SerialController::getBaudrate);
connect(this, setStopBits, serialController, SerialController::getStopbits);
connect(this, setDataBits, serialController, SerialController::getDatabits);
connect(this, setParity, serialController, SerialController::getParity);
connect(BaudrateBox, QComboBox::currentTextChanged, serialController, SerialController::getBaudrate);
connect(StopbitsBox, QComboBox::currentTextChanged, serialController, SerialController::getStopbits);
connect(DatabitsBox, QComboBox::currentTextChanged, serialController, SerialController::getDatabits);
connect(ParityBox, QComboBox::currentTextChanged, serialController, SerialController::getParity);
connect(this, sendData, serialController, SerialController::writeData);
connect(serialController, SerialController::recvData, this, getRecv);
}
void MainWidget::CheckSerials()
{
emit sendDateTime(QDateTime::currentDateTime().toString());
QList<QSerialPortInfo> SerialList = QSerialPortInfo::availablePorts();
if (!SerialList.isEmpty())
{
QStringList TmpComList, TmpPortNameList, TmpDesList;
for (QSerialPortInfo serial : SerialList)
{
TmpComList << serial.portName() + " " + serial.description();
TmpPortNameList << serial.portName();
TmpDesList << serial.description();
}
if (COMList != TmpComList)
{
//只在串口发生变化时刷新ComboBox
COMList = TmpComList;
PortNameList = TmpPortNameList;
DescList = TmpDesList;
COMBox->setDisabled(false);
COMBox->clear();
COMBox->addItems(PortNameList);
OpenButton->setDisabled(false);
for (int i = 0; i < COMList.count(); i++)
COMBox->setItemData(i, DescList[i], Qt::ToolTipRole);
}
}
else
{
COMBox->clear();
COMList.clear();
COMBox->addItem(tr("(空)"));
COMBox->setDisabled(true);
OpenButton->setDisabled(true);
emit CloseSerial();
}
}
MainWidget::~MainWidget()
{
SerialThr.terminate();
settings.setValue("Baud rate", BaudrateBox->currentIndex());
settings.setValue("Stop bits", StopbitsBox->currentIndex());
settings.setValue("Data bits", DatabitsBox->currentIndex());
settings.setValue("Parity", ParityBox->currentIndex());
}
void MainWidget::serialOpened()
{
OpenButton->setText(tr("关闭串口"));
emit sendStatus(QString(/*tr("串口已打开") + */ COMBox->currentText()));
COMBox->setDisabled(true);
SendButton->setDisabled(false);
disconnect(OpenButton, QPushButton::clicked, this, OpenSerial);
connect(OpenButton, QPushButton::clicked, this, CloseSerial);
}
void MainWidget::serialNotOpened()
{
emit sendStatus(tr("串口打开失败"));
}
void MainWidget::serialClosed()
{
OpenButton->setText(tr("打开串口"));
COMBox->setDisabled(false);
SendButton->setDisabled(true);
disconnect(OpenButton, QPushButton::clicked, this, CloseSerial);
connect(OpenButton, QPushButton::clicked, this, OpenSerial);
emit sendStatus(tr("串口已关闭"));
}
void MainWidget::getRecv(QByteArray recv)
{
RecvArea->moveCursor(QTextCursor::End);
if (!isRecvHex)
RecvArea->textCursor().insertText(QString::fromLocal8Bit(recv));
else
{
RecvArea->textCursor().insertText(QString(recv.toHex()) + tr(" "));
}
}
void MainWidget::OpenSerial()
{
QString portName = COMBox->currentText();
emit requestOpen(portName);
emit setBaudRate(BaudrateBox->currentText());
emit setStopBits(StopbitsBox->currentText());
emit setDataBits(DatabitsBox->currentText());
emit setParity(ParityBox->currentText());
}
void MainWidget::CloseSerial()
{
emit requestClose();
}
void MainWidget::ClearRecv()
{
RecvArea->clear();
}
void MainWidget::detNewLine(int state)
{
if (state == 2)
isSendNewLine = true;
else if (state == 0)
isSendNewLine = false;
}
void MainWidget::ControlSendTimer(int state)
{
if (state == 0)
SendTimer->stop();
else if (state == 2)
SendTimer->start(TimerSpin->value());
}
void MainWidget::changeSendTimer()
{
ControlSendTimer(TimerBox->checkState());
}
void MainWidget::detHex(int state)
{
if (state == 2)
{
isSendHex = true;
SendArea->setText(SendArea->toPlainText().toLocal8Bit().toHex(' '));
}
else if (state == 0)
{
isSendHex = false;
QString tmpstr = SendArea->toPlainText();
SendArea->clear();
SendArea->setText(HexStringToString(tmpstr));
}
}
void MainWidget::detRecvHex(int state)
{
if (state == 2)
{
isRecvHex = true;
RecvArea->setText(RecvArea->toPlainText().toLocal8Bit().toHex(' '));
RecvArea->moveCursor(QTextCursor::End);
RecvArea->insertPlainText(tr(" "));
}
else if (state == 0)
{
isRecvHex = false;
QString tmpstr = RecvArea->toPlainText();
RecvArea->clear();
RecvArea->setText(HexStringToString(tmpstr));
}
}
QString MainWidget::HexStringToString(QString hexstr)
{
QStringList list = hexstr.split(' ');
QByteArray bit;
foreach (QString str, list)
{
if (!str.isEmpty())
bit.append(str.toInt(nullptr, 16));
}
return QString::fromLocal8Bit(bit);
}
void MainWidget::SendContent()
{
QString content = SendArea->toPlainText();
if (isSendHex)
content = HexStringToString(content);
if (isSendNewLine)
content += "\r\n";
emit sendData(content);
}
bool MainWidget::eventFilter(QObject *watched, QEvent *event)
{
if (watched == SendArea && event->type() == QEvent::KeyPress)
{
QKeyEvent *e = (QKeyEvent *)event;
if (e->modifiers() == Qt::ControlModifier)
{
switch (e->key())
{
case Qt::Key_Enter:
case Qt::Key_Return:
SendButton->click();
break;
default:
break;
}
}
}
return QWidget::eventFilter(watched, event);
}