Qt 自己实现的串口调试助手

#pragma execution_character_set("utf-8") #include "comui.h" #include "ui_comui.h" ComUI::ComUI(QWidget *parent) : QWidget(parent), getDataTime(new QTimer(this)), sendTimer(new QTimer(this)), fpsTimer(new QTimer(this)), m_thread(new QThread(this)), m_recvData(nullptr), ui(new Ui::ComUI) { ui->setupUi(this); // 获取端口号 const auto infos = QSerialPortInfo::availablePorts(); for (const QSerialPortInfo &info : infos) { ui->cBoxCOM->addItem(info.portName()); } ui->cBoxCOM->setCurrentIndex(ui->cBoxCOM->findText("COM1")); // 定时发送 connect(sendTimer, &QTimer::timeout, [ = ]() { on_btn_send_clicked(); }); // 统计帧率 connect(fpsTimer, &QTimer::timeout, [ = ]() { ui->lab_fps->setText(QString::number(mFps)); mFps = 0; }); // // 获取数据 connect(getDataTime, &QTimer::timeout, [ = ]() { QByteArray str; if(m_recvData) { str = m_recvData->GetAsIIData(); if(!str.isEmpty()) { // 统计帧数 mFps += str.count("\n"); // 显示数据 showData(str); } } }); ui->textEdit->document()->setMaximumBlockCount(100);//设置最多显示100行，到100行之后清空 on_btn_clear_clicked(); } ComUI::~ComUI() { // qDebug() << "out "; if(sendTimer->isActive()) { sendTimer->stop(); delete sendTimer; sendTimer = nullptr; } if(getDataTime->isActive()) { getDataTime->stop(); delete getDataTime; getDataTime = nullptr; } if(fpsTimer->isActive()) { fpsTimer->stop(); delete fpsTimer; fpsTimer = nullptr; } if(m_thread->isRunning()) { m_thread->deleteLater(); } delete ui; } void ComUI::NewrecvData() { // qDebug() << "new connect"; // 创建一个新的连接 m_recvData = new RecvThread(ui->cBoxCOM->currentText(), ui->CboxBaudrate->currentText().toInt(), m_COM); connect(m_recvData, &RecvThread::sigConnectSerial, [ = ](int connect) { if(connect == 0) { ui->btn_connect->setText(tr("打开")); ui->label_error->setText("串口打开失败"); fpsTimer->stop(); getDataTime->stop(); } else if(connect == -1) { ui->btn_connect->setText(tr("打开")); ui->label_error->setText("串口被占用"); delete m_recvData; m_recvData = nullptr; ui->btn_connect->setChecked(false); fpsTimer->stop(); getDataTime->stop(); } else if(connect == 1) { ui->btn_connect->setText(tr("关闭")); ui->label_error->setText("串口打开成功"); if(!fpsTimer->isActive()) { fpsTimer->start(1000); } if(!getDataTime->isActive()) { getDataTime->start(100); } } }); // 放入线程中 m_recvData->moveToThread(m_thread); m_thread->start(); m_recvData->InitSerial(); } // 连接串口 多线程 void ComUI::on_btn_connect_clicked() { if(ui->btn_connect->isChecked()) { if(!m_recvData) { NewrecvData(); } } else { // qDebug() << "DEL "; getDataTime->stop(); delete m_recvData; m_recvData = nullptr; } } // 显示ui void ComUI::showData(QByteArray data) { if(!ui->cBox_stop->isChecked()) { // 显示 if(!ui->cBox_recv_hex->isChecked()) { // asicc全部显示 ui->textEdit->insertPlainText(data); ui->textEdit->moveCursor(QTextCursor::End); mRecvData += data.size(); if(b_saveData) { m_saveData.append(data); } else { m_saveData.clear(); } if(m_saveData.size() > g_saveDataSize) { WriteFile(QString(m_saveData)); m_saveData.clear(); } } else { // qDebug() << "hex"; // hex显示 m_recvHexData.append(data); if(b_saveData) { m_saveData.append(data); } else { m_saveData.clear(); } if(m_saveData.size() > g_saveDataSize) { WriteFile(QString(m_saveData.toHex(' '))); m_saveData.clear(); } while(m_recvHexData.size() >= oneFpsNum) { QByteArray oneData = m_recvHexData.mid(0, oneFpsNum); m_recvHexData.remove(0, oneFpsNum); ui->textEdit->append(oneData.toHex(' ')); mRecvData += oneData.size(); mFps++; } } ui->lab_recv->setText(QString("接收字节数：%1").arg(mRecvData)); } } void ComUI::on_cBox_recv_hex_clicked(bool checked) { // 当选择状态发生变化的时候先将缓存中的内容清除 if(m_recvData) { m_recvData->ClearRecvData(); } m_recvHexData.clear(); m_saveData.clear(); } // hex文本每帧多少个数 void ComUI::on_edit_Fps_textChanged(const QString &arg1) { if(arg1.toInt() > 0) { oneFpsNum = arg1.toInt(); } } // 发送 void ComUI::on_btn_send_clicked() { // 确定串口对象存在 if(m_recvData) { if(ui->cBox_send_hex->isChecked()) { // 发送hex文本 m_recvData->sedHexMsg(ui->textEdit_send->toPlainText()); // 统计发送字符 QByteArray sendData = QByteArray::fromHex(ui->textEdit_send->toPlainText().toUtf8().data()); int num = sendData.size(); mSendData += num; } else { // 发送asii文本 m_recvData->sendDataMsg(ui->textEdit_send->toPlainText()); // 统计发送字符 mSendData += ui->textEdit_send->toPlainText().size(); } ui->lab_send->setText(QString("发送字节数：%1").arg(mSendData)); } } // 自动发送定时器 void ComUI::on_checkBox_4_clicked(bool checked) { if(checked) { if(ui->edit_send_time->text().toInt() >= 1) { sendTimer->start(ui->edit_send_time->text().toInt()); } } else { if(sendTimer->isActive()) { sendTimer->stop(); } } } // 修改发送频率 void ComUI::on_edit_send_time_textChanged(const QString &arg1) { if(arg1.toInt() >= 1 && ui->checkBox_4->isChecked()) { if(sendTimer->isActive()) { sendTimer->stop(); } sendTimer->start(arg1.toInt()); } } // 界面清空 void ComUI::on_btn_clear_clicked() { mSendData = 0; mRecvData = 0; ui->lab_send->setText(QString("发送字节数：%1").arg(mSendData)); ui->lab_recv->setText(QString("接收字节数：%1").arg(mRecvData)); } void ComUI::on_btn_send_clear_clicked() { ui->textEdit_send->clear(); } void ComUI::on_btn_recv_clear_clicked() { ui->textEdit->clear(); } // 文件保存 void ComUI::WriteFile(QString str) { if(!m_save_file.open(QIODevice::Append | QIODevice::Text)) { qDebug() << "文件打开失败"; } else { QTextStream m_save_out(&m_save_file); m_save_out << str; m_save_file.close(); } } // 设置保存名称 void ComUI::setComSerial(QString str, int num) { save_file_name = str + QString("_%1").arg(num); m_save_file.setFileName(g_settingDir + "/" + save_file_name + ".csv"); }