QT编写的IAP升级上位机

#include "widget.h" #include "ui_widget.h" #include <QtSerialPort/QSerialPortInfo> #include <QIntValidator> #include <QLineEdit> #include <QFileDialog> #include <QDataStream> #include <QFileInfo> #include <stdio.h> //#include <QDebug> QT_USE_NAMESPACE Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) { ui->setupUi(this); serial = new QSerialPort(this); OpenStatus = false; intValidator = new QIntValidator(0, 4000000, this); fileLocation = "../"; binLoadCnt = 1; usart_temp = 0; ui->baundRateBox->setInsertPolicy (QComboBox::NoInsert); ui->tabWidget->setCurrentIndex (2); ui->loadButton->setEnabled (false); ui->viewButton->setEnabled (false); connect (ui->baundRateBox, SIGNAL(currentIndexChanged(int)), this, SLOT(checkCustomBaudRate(int))); connect (serial, SIGNAL(readyRead()), this, SLOT(readData())); connect (this, SIGNAL(transmitData(int)), this, SLOT(transmitDataFun(int))); connect (this, SIGNAL(binFileOpenFailed()), this, SLOT(on_fileButton_clicked())); fillPortsInfo(); fillPortsCom(); } Widget::~Widget() { delete ui; } void Widget::fillPortsInfo () { //添加波特率 ui->baundRateBox->addItem (QStringLiteral("9600"), QSerialPort::Baud9600); ui->baundRateBox->addItem (QStringLiteral("19200"), QSerialPort::Baud19200); ui->baundRateBox->addItem (QStringLiteral("38400"), QSerialPort::Baud38400); ui->baundRateBox->addItem (QStringLiteral("115200"), QSerialPort::Baud115200); ui->baundRateBox->addItem (QStringLiteral("Custom")); ui->baundRateBox->setCurrentIndex (3); //默认115200 //添加数据位 ui->dataBitBox->addItem (QStringLiteral("7"), QSerialPort::Data7); ui->dataBitBox->addItem (QStringLiteral("8"), QSerialPort::Data8); ui->dataBitBox->setCurrentIndex (1); //默认8 //添加校验方式 ui->parityBox->addItem (QStringLiteral("None"), QSerialPort::NoParity); ui->parityBox->addItem (QStringLiteral("偶校验"), QSerialPort::EvenParity); ui->parityBox->addItem (QStringLiteral("奇校验"), QSerialPort::OddParity); ui->parityBox->addItem (QStringLiteral("Mark"), QSerialPort::MarkParity); ui->parityBox->addItem (QStringLiteral("Space"), QSerialPort::SpaceParity); //添加数据位 ui->stopBitBox->addItem (QStringLiteral("1"), QSerialPort::OneStop); ui->stopBitBox->addItem (QStringLiteral("2"), QSerialPort::TwoStop); } void Widget::fillPortsCom () { ui->uNameBox->clear (); static const QString blankString = QObject::tr("N/A"); QString description; QString manufacturer; foreach (const QSerialPortInfo &info, QSerialPortInfo::availablePorts()) { QStringList list; description = info.description(); manufacturer = info.manufacturer(); list << info.portName() << (!description.isEmpty () ? description : blankString) << (!manufacturer.isEmpty () ? manufacturer : blankString) << info.systemLocation() << (info.vendorIdentifier() ? QString::number (info.vendorIdentifier(), 16) : blankString) << (info.productIdentifier() ? QString::number (info.productIdentifier(), 16) : blankString); ui->uNameBox->addItem (list.first (), list); } } //槽函数 void Widget::checkCustomBaudRate (int idx) { bool isCustomBaudRate = !ui->baundRateBox->itemData (idx).isValid (); ui->baundRateBox->setEditable (isCustomBaudRate); if (isCustomBaudRate) { ui->baundRateBox->clearEditText (); QLineEdit *edit = ui->baundRateBox->lineEdit (); edit->setValidator (intValidator); } } void Widget::readData () { usart_temp += serial->readAll (); //存储收到数据 if(usart_temp == "Next\n") { emit transmitData(binLoadCnt++); //发送写入完成信号 ui->loadTextEdit->insertPlainText (tr("成功写入1K,总共写入%1K\n").arg (binLoadCnt)); usart_temp.clear (); } if(usart_temp == "OK\n") { ui->loadTextEdit->insertPlainText (tr("IAP结束\n")); usart_temp.clear (); } } void Widget::transmitDataFun (int cnt) //发送文件 { qint16 temp = 0; //剩余待传数据 ui->loadButton->setEnabled (false); QFile *binFile = new QFile(fileLocation); binFile->open (QIODevice::ReadOnly); binFile->seek (cnt * 1024); char * binByte = new char[1024]; //bin缓存 memset (binByte, 0xff, 1024); //data_len_L data_len_H data(no more than 1K) index_L index_H CRC QByteArray binTransmit; binTransmit.resize (8); temp = binSize - 1024*cnt; if(temp < 1024) { binTransmit[0] = temp % 256; binTransmit[1] = temp / 256; //index CRC 暂空 binTransmit[2] = cnt % 256; binTransmit[3] = cnt / 256; binTransmit[4] = 0xff; binTransmit[5] = 0xff; binTransmit[6] = 0xff; binTransmit[7] = 0xff; binFile->read (binByte, temp); binTransmit.insert(2, binByte, 1024); ui->loadProgressBar->setValue (100); } else { binTransmit[0] = 0x00; binTransmit[1] = 0x04; //index CRC 暂空 binTransmit[2] = cnt % 256; binTransmit[3] = cnt / 256; binTransmit[4] = 0xff; binTransmit[5] = 0xff; binTransmit[6] = 0xff; binTransmit[7] = 0xff; binFile->read (binByte, 1024); binTransmit.insert(2, binByte, 1024); int i = (1 - float(temp) / float(binSize)) * 100; ui->loadProgressBar->setValue (i); } delete binByte; serial->write(binTransmit); } void Widget::on_openButton_clicked() { if(!OpenStatus) { currentSettings.name = ui->uNameBox->currentText (); if (ui->baundRateBox->currentIndex () == 4) { currentSettings.baudRate = ui->baundRateBox->currentText ().toInt (); } else { currentSettings.baudRate = static_cast<QSerialPort::BaudRate> (ui->baundRateBox->itemData (ui->baundRateBox->currentIndex()).toInt ()); } currentSettings.dataBits = static_cast<QSerialPort::DataBits> (ui->dataBitBox->itemData (ui->dataBitBox->currentIndex ()).toInt ()); currentSettings.stopBits = static_cast<QSerialPort::StopBits> (ui->stopBitBox->itemData (ui->stopBitBox->currentIndex ()).toInt ()); currentSettings.parity = static_cast<QSerialPort::Parity> (ui->parityBox->itemData (ui->parityBox->currentIndex ()).toInt ()); serial->setPortName (currentSettings.name); if(serial->open (QIODevice::ReadWrite)) { if( serial->setBaudRate (currentSettings.baudRate) && serial->setDataBits (currentSettings.dataBits) && serial->setStopBits (currentSettings.stopBits) && serial->setParity (currentSettings.parity) ) { OpenStatus = true; serial->write (":updata;"); ui->loadButton->setEnabled (true); ui->openButton->setText (tr("关闭串口")); } else { serial->close (); ui->loadButton->setEnabled (false); OpenStatus = false; ui->openButton->setText (tr("打开串口")); } } else { OpenStatus = false; ui->loadButton->setEnabled (false); ui->openButton->setText (tr("打开串口")); } } else { OpenStatus = false; ui->loadButton->setEnabled (false); ui->openBu