update

.gitignore

@@ -1,2 +1,4 @@
 /target
-.idea/
+.idea/
+/cmake-build-*
+build/

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.21)
-project(untitled)
+project(com)
-set(CMAKE_PREFIX_PATH "C:\\Programs\\Qt\\6.2.4\\msvc2019_64")
+#set(CMAKE_PREFIX_PATH "C:\\Programs\\Qt\\6.2.4\\msvc2019_64")
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTORCC ON)
@@ -15,9 +15,10 @@ find_package(Qt6 COMPONENTS
         Charts
         REQUIRED)
 
-add_executable(untitled main.cpp main_window.cpp main_window.h)
+include_directories(./)
+add_executable(com main.cpp main_window.cpp main_window.h GChartView.cpp GChartView.h)
 #add_executable(untitled WIN32 main.cpp main_window.cpp main_window.h)
-target_link_libraries(untitled
+target_link_libraries(com
         Qt::Core
         Qt::Gui
         Qt::Widgets

GChartView.cpp

@@ -0,0 +1,96 @@
+//
+// Created by zong on 6/10/22.
+//
+
+// You may need to build the project (run Qt uic code generator) to get "ui_gchartview.h" resolved
+
+#include "GChartView.h"
+#include "QtCharts/QScatterSeries"
+#include <QtCharts/QChart>
+#include <QtCharts/QChartView>
+#include <QtCharts/QSplineSeries>
+#include <QtCharts/QScatterSeries>
+#include <QtCharts/QValueAxis>
+#include <QtWidgets/QApplication>
+#include <QtWidgets/QMainWindow>
+
+
+#define MAX_DATA 200
+GChartView::GChartView(QWidget *parent) : QChartView(parent) {
+    data = new QSplineSeries();
+    // Customize spline series
+    data->setPen(QPen(Qt::blue)); // Set the color of the spline line
+
+// Customize scatter series
+//    data->setMarkerSize(10.0); // Set the size of the scatter points
+    data->setPointsVisible(true); // Set the scatter points visible or not
+    data->setBrush(QBrush(Qt::red)); // Set the color of the scatter points
+
+    axis_x = new QValueAxis();
+    axis_y = new QValueAxis();
+    chart = new QChart();
+    chart->setTitle("WIP");
+    axis_x->setRange(0, MAX_DATA);
+    axis_y->setRange(-6, 7);
+//    axis_x->setTickType(QValueAxis::TickType::TicksDynamic);
+    axis_x->setTickInterval(1);
+    axis_x->setLabelFormat("%d");
+//    axis_y->setTickCount(21);
+    chart->addAxis(axis_x, Qt::AlignBottom);
+    chart->addAxis(axis_y, Qt::AlignLeft);
+    chart->addSeries(data);
+    this->setChart(chart);
+    data->attachAxis(axis_x);
+    data->attachAxis(axis_y);
+}
+
+GChartView::~GChartView() {
+}
+
+void GChartView::wheelEvent(QWheelEvent *event) {
+//    auto degrees = event->angleDelta();
+//    auto cursor_y = event->position().y();
+//    auto cur_range_max = axis_y->max();
+//    auto cur_range_min = axis_y->min();
+//
+//    // left and top corner is origin
+//    auto pos_max = chart->mapToPosition(QPointF(0, cur_range_min)).y();
+//    auto pos_min = chart->mapToPosition(QPointF(0, cur_range_max)).y();
+//    auto new_range = 5.0;
+//    auto center = (qreal) 0.0;
+//    if (cursor_y < pos_max && cursor_y > pos_min) {
+//        center = chart->mapToValue(QPointF(0, cursor_y)).y();
+//        auto cur_range = (cur_range_max - cur_range_min);
+//        if (degrees.y() > 0)
+//            new_range = cur_range * 0.8;
+//        else
+//            new_range = cur_range / 0.8;
+//    }
+//    // setup new axis
+//    auto new_max = (center + new_range / 2.0);
+//    auto new_min = (center - new_range / 2.0);
+//    if (new_max > 2.5) {
+//        new_min -= (new_max - 2.5);
+//        new_max = 2.5;
+//    }
+//    if (new_min < -2.5) {
+//        new_max += (-2.5 - new_min);
+//        new_min = -2.5;
+//        new_max = new_max > 2.5 ? 2.5 : new_max;
+//    }
+//
+//    axis_y->setRange(new_min, new_max);
+//    qDebug() << "new_min:  " << new_min << " " << new_max;
+}
+
+void GChartView::append(qreal x, qreal y) {
+    data->append(x, y);
+    while (data->count() > MAX_DATA) {
+        data->remove(0);
+    }
+    auto end = data->at(data->count()-1);
+    if (end.x() > MAX_DATA) {
+        axis_x->setRange(end.x()-MAX_DATA, end.x());
+    }
+
+}

GChartView.h

@@ -0,0 +1,40 @@
+//
+// Created by zong on 6/10/22.
+//
+
+#ifndef COM_GCHARTVIEW_H
+#define COM_GCHARTVIEW_H
+
+#include <QChartView>
+
+#include <QLineSeries>
+#include <QValueAxis>
+#include <QChart>
+#include <QSplineSeries>
+
+QT_BEGIN_NAMESPACE
+namespace Ui { class gchartview; }
+QT_END_NAMESPACE
+
+class GChartView : public QChartView {
+Q_OBJECT
+
+public:
+    explicit GChartView(QWidget *parent = nullptr);
+    ~GChartView() override;
+    void wheelEvent(QWheelEvent *even) override;
+
+private:
+//    QLineSeries* data;
+    QSplineSeries *data;
+    QValueAxis* axis_x;
+    QValueAxis* axis_y;
+    QChart* chart;
+public:
+
+    void append(qreal x, qreal y);
+
+};
+
+
+#endif //COM_GCHARTVIEW_H

main.cpp

@@ -5,6 +5,7 @@
 int main(int argc, char *argv[]) {
     QApplication a(argc, argv);
     main_window win;
+    win.read_data();
     win.show();
     return QApplication::exec();
 }

main.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>1489</width>
+    <width>2028</width>
-    <height>875</height>
+    <height>1035</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -16,29 +16,47 @@
   <widget class="QWidget" name="centralwidget">
    <layout class="QHBoxLayout" name="horizontalLayout">
     <item>
-     <widget class="QSplitter" name="splitter">
+     <widget class="QSplitter" name="splitter_2">
       <property name="orientation">
        <enum>Qt::Horizontal</enum>
       </property>
-      <widget class="QWidget" name="layoutWidget">
+      <widget class="QWidget" name="widget" native="true">
+       <property name="maximumSize">
+        <size>
+         <width>300</width>
+         <height>16777215</height>
+        </size>
+       </property>
        <layout class="QGridLayout" name="gridLayout">
-        <item row="3" column="1">
+        <item row="0" column="0">
-         <widget class="QComboBox" name="stopbitsComboBox">
+         <widget class="QPushButton" name="portUpdBtn">
-          <item>
+          <property name="text">
-           <property name="text">
+           <string>port</string>
-            <string>1</string>
+          </property>
-           </property>
+         </widget>
-          </item>
+        </item>
-          <item>
+        <item row="0" column="1">
-           <property name="text">
+         <widget class="QComboBox" name="portsComboBox"/>
-            <string>1.5</string>
+        </item>
-           </property>
+        <item row="1" column="0">
-          </item>
+         <widget class="QLabel" name="label">
-          <item>
+          <property name="text">
-           <property name="text">
+           <string>Baudrate</string>
-            <string>2</string>
+          </property>
-           </property>
+         </widget>
-          </item>
+        </item>
+        <item row="1" column="1">
+         <widget class="QLineEdit" name="baudLineEdit">
+          <property name="text">
+           <string>115200</string>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="0">
+         <widget class="QLabel" name="label_2">
+          <property name="text">
+           <string>Databits</string>
+          </property>
          </widget>
         </item>
         <item row="2" column="1">
@@ -65,13 +83,32 @@
           </item>
          </widget>
         </item>
-        <item row="0" column="0">
+        <item row="3" column="0">
-         <widget class="QPushButton" name="portUpdBtn">
+         <widget class="QLabel" name="label_3">
           <property name="text">
-           <string>port</string>
+           <string>Stopbis</string>
           </property>
          </widget>
         </item>
+        <item row="3" column="1">
+         <widget class="QComboBox" name="stopbitsComboBox">
+          <item>
+           <property name="text">
+            <string>1</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>1.5</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>2</string>
+           </property>
+          </item>
+         </widget>
+        </item>
         <item row="4" column="0">
          <widget class="QLabel" name="label_4">
           <property name="text">
@@ -79,9 +116,6 @@
           </property>
          </widget>
         </item>
-        <item row="0" column="1">
-         <widget class="QComboBox" name="portsComboBox"/>
-        </item>
         <item row="4" column="1">
          <widget class="QLineEdit" name="tmpFilenameEdit">
           <property name="text">
@@ -89,41 +123,13 @@
           </property>
          </widget>
         </item>
-        <item row="1" column="0">
+        <item row="5" column="0">
-         <widget class="QLabel" name="label">
-          <property name="text">
-           <string>Baudrate</string>
-          </property>
-         </widget>
-        </item>
-        <item row="2" column="0">
-         <widget class="QLabel" name="label_2">
-          <property name="text">
-           <string>Databits</string>
-          </property>
-         </widget>
-        </item>
-        <item row="5" column="0" colspan="2">
          <widget class="QPushButton" name="portOpenBtn">
           <property name="text">
            <string>open</string>
           </property>
          </widget>
         </item>
-        <item row="3" column="0">
-         <widget class="QLabel" name="label_3">
-          <property name="text">
-           <string>Stopbis</string>
-          </property>
-         </widget>
-        </item>
-        <item row="1" column="1">
-         <widget class="QLineEdit" name="baudLineEdit">
-          <property name="text">
-           <string>115200</string>
-          </property>
-         </widget>
-        </item>
         <item row="6" column="0">
          <spacer name="verticalSpacer">
           <property name="orientation">
@@ -132,21 +138,34 @@
           <property name="sizeHint" stdset="0">
            <size>
             <width>20</width>
-            <height>40</height>
+            <height>574</height>
            </size>
           </property>
          </spacer>
         </item>
        </layout>
       </widget>
-      <widget class="QTextEdit" name="hexTextEdit">
+      <widget class="QSplitter" name="splitter">
-       <property name="readOnly">
+       <property name="orientation">
-        <bool>true</bool>
+        <enum>Qt::Vertical</enum>
        </property>
+       <widget class="QTextEdit" name="hexTextEdit">
+        <property name="readOnly">
+         <bool>true</bool>
+        </property>
+       </widget>
+       <widget class="QTextEdit" name="asciiTextEdit">
+        <property name="readOnly">
+         <bool>true</bool>
+        </property>
+       </widget>
       </widget>
-      <widget class="QTextEdit" name="asciiTextEdit">
+      <widget class="GChartView" name="plotChartView">
-       <property name="readOnly">
+       <property name="minimumSize">
-        <bool>true</bool>
+        <size>
+         <width>600</width>
+         <height>0</height>
+        </size>
        </property>
       </widget>
      </widget>
@@ -158,13 +177,20 @@
     <rect>
      <x>0</x>
      <y>0</y>
-     <width>1489</width>
+     <width>2028</width>
      <height>31</height>
     </rect>
    </property>
   </widget>
   <widget class="QStatusBar" name="statusbar"/>
  </widget>
+ <customwidgets>
+  <customwidget>
+   <class>GChartView</class>
+   <extends>QGraphicsView</extends>
+   <header>GChartView.h</header>
+  </customwidget>
+ </customwidgets>
  <resources/>
  <connections/>
  <slots>

main_window.cpp

@@ -5,10 +5,8 @@
 #include "main_window.h"
 #include <QtSerialPort/QSerialPort>
 #include <QtSerialPort/QSerialPortInfo>
-#include <iostream>
+#include <QChartView>
-#include <queue>
+#include <QWidget>
-#include <QFile>
-#include<QMessageBox>
 
 static bool check_exist(QString str) {
     for (auto &port: QSerialPortInfo::availablePorts()) {
@@ -18,26 +16,81 @@ static bool check_exist(QString str) {
     return false;
 }
 
+QTextStream receivefileStream;
+
+
+void main_window::config_enable(bool ena) {
+    portsComboBox->setEnabled(ena);
+    stopbitsComboBox->setEnabled(ena);
+    baudLineEdit->setEnabled(ena);
+    dataBitsComboBox->setEnabled(ena);
+    tmpFilenameEdit->setEnabled(ena);
+    portUpdBtn->setEnabled(ena);
+    if (ena) {
+        portOpenBtn->setText("open"), is_open = false;
+        if (receivefile.isOpen())
+            receivefile.close();
+        if (rawDataFile.isOpen())
+            rawDataFile.close();
+    } else {
+        portOpenBtn->setText("close"), is_open = true;
+        auto filename = tmpFilenameEdit->text();
+        receivefile.setFileName(filename);
+        receivefile.open(QIODevice::WriteOnly);
+        receivefileStream.setDevice(&receivefile);
+        rawDataFile.setFileName(filename + "raw");
+        rawDataFile.open(QIODevice::WriteOnly);
+    }
+
+}
+
 void main_window::setUiComponent() {
     this->ui = new Ui::MainWindow;
     ui->setupUi(this);
     portsComboBox = ui->portsComboBox;
-    hexTextEdit = ui->hexTextEdit;
+    stopbitsComboBox = ui->stopbitsComboBox;
+    baudLineEdit = ui->baudLineEdit;
+    dataBitsComboBox = ui->dataBitsComboBox;
     tmpFilenameEdit = ui->tmpFilenameEdit;
+
+    hexTextEdit = ui->hexTextEdit;
+    asciiTextEdit = ui->asciiTextEdit;
+
+    plotChartView = ui->plotChartView;
+
     portOpenBtn = ui->portOpenBtn;
-    portsComboBox = ui->portsComboBox;
     portUpdBtn = ui->portUpdBtn;
     statusbar = ui->statusbar;
-    stopbitsComboBox = ui->stopbitsComboBox;
+
     QObject::connect(portOpenBtn, SIGNAL(clicked()), this, SLOT(open_port()));
     QObject::connect(portUpdBtn, SIGNAL(clicked()), this, SLOT(update_ui_port()));
+
+}
+
+void main_window::port_error_handler(QSerialPort::SerialPortError err) {
+    switch (err) {
+        case QSerialPort::NoError:
+            break;
+        case QSerialPort::DeviceNotFoundError:
+        case QSerialPort::PermissionError:
+        case QSerialPort::OpenError:
+        case QSerialPort::WriteError:
+        case QSerialPort::ReadError:
+        case QSerialPort::ResourceError:
+        case QSerialPort::UnsupportedOperationError:
+        case QSerialPort::UnknownError:
+        case QSerialPort::TimeoutError:
+        case QSerialPort::NotOpenError:
+            this->config_enable(true);
+    }
 }
 
 main_window::main_window(QWidget *parent) : QMainWindow(parent) {
     setUiComponent();
     QObject::connect(&port, SIGNAL(readyRead()), this, SLOT(read_data()));
-    QFont font("Courier");
+    QObject::connect(&port, &QSerialPort::errorOccurred, this, &main_window::port_error_handler);
-    hexTextEdit->setFont(font);
+//    QFont font("Courier");
+//    hexTextEdit->setFont(font);
     QSerialPortInfo info;
     auto tmp = QSerialPortInfo::availablePorts();
     portsComboBox->clear();
@@ -64,93 +117,86 @@ void main_window::update_ui_port() {
 }
 
 void main_window::open_port() {
-    if (is_open) {
+    if (port.isOpen()) {
         port.close();
-        QFile file;
+        config_enable(true);
-        auto filename = tmpFilenameEdit->text();
+        statusbar->showMessage("close port success", 500);
-        file.setFileName(filename);
-        file.open(QIODevice::Append);
-        auto val = hexTextEdit->toPlainText();
-        hexTextEdit->clear();
-        file.write(val.toUtf8());
-        file.close();
-        is_open = false;
-        portOpenBtn->setText("open");
         return;
     }
     if (portsComboBox->count() == 0) { return; }
     auto cur_port = portsComboBox->currentText();
     if (!check_exist(cur_port)) return;
     port.setPortName(cur_port);
+
     auto stopbits = stopbitsComboBox->currentText();
     if (stopbits == QString("1")) port.setStopBits(QSerialPort::OneStop);
     else if (stopbits == QString("1.5")) port.setStopBits(QSerialPort::OneAndHalfStop);
     else if (stopbits == QString("2")) port.setStopBits(QSerialPort::TwoStop);
     else {
-        QMessageBox box;
+        msgBox.setText("wrong stopbits settings"), msgBox.exec();
-        box.setText("wrong stopbits settings");
-        box.exec();
         return;
     }
-
     // TODO: read info from config
-    port.setBaudRate(115200);
+    //get baudrate
-    port.setDataBits(QSerialPort::Data8);
+    port.setBaudRate(baudLineEdit->text().toInt());
-    port.setParity(QSerialPort::NoParity);
+
+    // get databits
+    auto databits = dataBitsComboBox->currentText();
+    if (databits == QString("5")) port.setDataBits(QSerialPort::Data5);
+    else if (databits == QString("6")) port.setDataBits(QSerialPort::Data6);
+    else if (databits == QString("7")) port.setDataBits(QSerialPort::Data7);
+    else if (databits == QString("8"))
+        port.setParity(QSerialPort::NoParity);
     port.setFlowControl(QSerialPort::NoFlowControl);
     if (port.open(QIODevice::ReadWrite)) {
-        is_open = true;
+        config_enable(false);
-        portOpenBtn->setText("close");
+        statusbar->showMessage("open port success", 500);
-        statusbar->showMessage("open port success");
+    } else {
-    } else
+        config_enable(true);
-        is_open = false;
-
-}
-
-#include <cstdint>
-#include <QLineSeries>
-
-static uint64_t rest = 0;
-
-static QLineSeries linedata;
-static int cnt = 0;
-static long long line_cnt = 0;
-
-void main_window::read_data() {
-    auto data = port.readAll();
-//    for (int i = 0; i < data.size(); i++) {
-//        linedata.append(line_cnt++, int(data[i]));
-//    }
-    cnt += data.size();
-    QString new_text = QString(data.toHex(' ').toUpper()) + " ";
-    hexTextEdit->moveCursor(QTextCursor::End);
-    hexTextEdit->insertPlainText(new_text);
-    if (cnt > 1e3) {
-        QFile file;
-        auto filename = tmpFilenameEdit->text();
-        file.setFileName(filename);
-        file.open(QIODevice::Append);
-        auto val = hexTextEdit->toPlainText();
-        hexTextEdit->clear();
-        file.write(val.toUtf8());
-        file.close();
-        cnt = 0;
     }
+
 }
 
-#include <QChart>
-#include <QChartView>
-#include <QWidget>
 
-void main_window::update_chart() {
+double t = 0;
-    // TODO: memory leakage
+void main_window::read_data() {
-    QChart *chart = new QChart();
+    static qint64 val = 0;
-    linedata.append(1, 10);
+    auto data = port.readAll();
-    linedata.append(10, 7);
+    // save data to file
-    chart->addSeries(&linedata);
+    receivefileStream << data;
-    chart->createDefaultAxes();
+//    auto pre_cursor = hexTextEdit->textCursor();
-    chart->setTitle("WIP");
+//    QString new_text = QString(data.toHex(' ').toUpper()) + " ";
-    QChartView *chartview = new QChartView(chart);
+//    hexTextEdit->moveCursor(QTextCursor::End);
-    chartview->show();
+//    bool move_to_end = pre_cursor == hexTextEdit->textCursor();
+//    hexTextEdit->insertPlainText(new_text);
+//    if (!move_to_end) hexTextEdit->setTextCursor(pre_cursor);
+//    auto tmp = hexTextEdit->toPlainText();
+//
+//    asciiTextEdit->setText(asciiTextEdit->toPlainText() + QString(data));
+//    // move cursor to end
+//    asciiTextEdit->moveCursor(QTextCursor::End);
+//    // clean up ascii text nad hex text if too long
+//    if (asciiTextEdit->toPlainText().size() > 10000) {
+//        asciiTextEdit->setText(asciiTextEdit->toPlainText().right(1000));
+//    }
+//    if (hexTextEdit->toPlainText().size() > 10000) {
+//        hexTextEdit->setText(hexTextEdit->toPlainText().right(1000));
+//    }
+    // parse data to line (ascii data)
+//    auto lines = QString(data).split('\n');
+
+//    // if line contains 5 float number, then give the first one to plot
+//    for (auto &line: lines) {
+//        auto tmp = line.split(' ');
+////        if (tmp.size() != 5) continue;
+//        //  convert first number to float (check if it is a number)
+//        bool ok = false;
+//        auto data = tmp[0].toFloat(&ok);
+//        if (!ok) continue;
+//        if (data > 6) data=0.0;
+//        t += 1;
+//        plotChartView->append(t, data);
+//        qDebug() << data;
+//    }
 
 }

main_window.h

@@ -7,7 +7,25 @@
 
 #include "ui_main.h"
 #include <QSerialPort>
+#include <QFile>
 #include <QThread>
+#include <QLineSeries>
+#include <QMessageBox>
+#include <QSplineSeries>
+#include <QValueAxis>
+
+//typedef struct _Glinechart{
+//    QLineSeries* data;
+//    QValueAxis* axis_x;
+//    QValueAxis* axis_y;
+//    QChart* chart;
+//    _Glinechart() {
+//        data = new QLineSeries();
+//        axis_x = new QValueAxis();
+//        axis_y = new QValueAxis();
+//        chart = new QChart();
+//    }
+//}GLineChart;
 
 class main_window : public QMainWindow {
 Q_OBJECT
@@ -20,6 +38,8 @@ private:
     Ui::MainWindow *ui;
     bool is_open = false;
     QSerialPort port;
+    QFile receivefile;
+    QFile rawDataFile;
 
     QWidget *centralwidget;
     QHBoxLayout *horizontalLayout;
@@ -42,6 +62,10 @@ private:
     QTextEdit *asciiTextEdit;
     QMenuBar *menubar;
     QStatusBar *statusbar;
+    GChartView *plotChartView;
+
+    QMessageBox msgBox;
+//    GLineChart lineChart;
 
 private:
     void setUiComponent();
@@ -54,8 +78,9 @@ public slots:
 
     void read_data();
 
-    void update_chart();
+    void port_error_handler(QSerialPort::SerialPortError err);
 
+    void config_enable(bool ena);
 };
 
 

main_windows.cpp

@@ -1,75 +1,75 @@
+////
+//// Created by zong on 5/18/22.
+////
 //
-// Created by zong on 5/18/22.
+//#include "main_windows.h"
+//#include <QtSerialPort/QSerialPort>
+//#include <QtSerialPort/QSerialPortInfo>
+//#include <iostream>
+//#include <queue>
 //
-
+//static bool check_exist(QString str) {
-#include "main_windows.h"
+//    for (auto &port: QSerialPortInfo::availablePorts()) {
-#include <QtSerialPort/QSerialPort>
+//        if (str == port.portName())
-#include <QtSerialPort/QSerialPortInfo>
+//            return true;
-#include <iostream>
+//    }
-#include <queue>
+//    return false;
-
+//}
-static bool check_exist(QString str) {
+//
-    for (auto &port: QSerialPortInfo::availablePorts()) {
+//main_windows::main_windows(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow) {
-        if (str == port.portName())
+//    ui->setupUi(this);
-            return true;
+//    QObject::connect(&port, SIGNAL(readyRead()), this, SLOT(read_data()));
-    }
+//    QSerialPortInfo info;
-    return false;
+//    auto tmp = QSerialPortInfo::availablePorts();
-}
+//    ui->comboBox->clear();
-
+//    for (auto &port: tmp) {
-main_windows::main_windows(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow) {
+//        qDebug() << port.portName();
-    ui->setupUi(this);
+//        ui->comboBox->addItem(port.portName());
-    QObject::connect(&port, SIGNAL(readyRead()), this, SLOT(read_data()));
+//    }
-    QSerialPortInfo info;
+//
-    auto tmp = QSerialPortInfo::availablePorts();
+//}
-    ui->comboBox->clear();
+//
-    for (auto &port: tmp) {
+//main_windows::~main_windows() {
-        qDebug() << port.portName();
+//    delete ui;
-        ui->comboBox->addItem(port.portName());
+//}
-    }
+//
-
+//void main_windows::update_ui_port() {
-}
+//    ui->comboBox->clear();
-
+//    for (auto &port: QSerialPortInfo::availablePorts()) {
-main_windows::~main_windows() {
+//        ui->comboBox->addItem(port.portName());
-    delete ui;
+//    }
-}
+//}
-
+//
-void main_windows::update_ui_port() {
+//void main_windows::open_port() {
-    ui->comboBox->clear();
+//    if (is_open) {
-    for (auto &port: QSerialPortInfo::availablePorts()) {
+//        port.close();
-        ui->comboBox->addItem(port.portName());
+//        is_open = false;
-    }
+//        ui->pushButton_2->setText("open");
-}
+//        return;
-
+//    }
-void main_windows::open_port() {
+//    if (ui->comboBox->count() == 0) { return; }
-    if (is_open) {
+//    auto cur_port = ui->comboBox->currentText();
-        port.close();
+//    if (!check_exist(cur_port)) return;
-        is_open = false;
+//    port.setPortName(cur_port);
-        ui->pushButton_2->setText("open");
+//    port.setStopBits(QSerialPort::OneStop);
-        return;
+//    port.setBaudRate(115200);
-    }
+//    port.setDataBits(QSerialPort::Data8);
-    if (ui->comboBox->count() == 0) { return; }
+//    port.setParity(QSerialPort::NoParity);
-    auto cur_port = ui->comboBox->currentText();
+//    port.setFlowControl(QSerialPort::NoFlowControl);
-    if (!check_exist(cur_port)) return;
+//    if (port.open(QIODevice::ReadWrite)) {
-    port.setPortName(cur_port);
+//        is_open = true;
-    port.setStopBits(QSerialPort::OneStop);
+//        ui->pushButton_2->setText("close");
-    port.setBaudRate(115200);
+//        qDebug() << "open port success";
-    port.setDataBits(QSerialPort::Data8);
+//    } else
-    port.setParity(QSerialPort::NoParity);
+//        is_open = false;
-    port.setFlowControl(QSerialPort::NoFlowControl);
+//
-    if (port.open(QIODevice::ReadWrite)) {
+//}
-        is_open = true;
+//
-        ui->pushButton_2->setText("close");
+//void main_windows::read_data() {
-        qDebug() << "open port success";
+//    auto data = port.readAll();
-    } else
+//    qDebug() << data;
-        is_open = false;
+//    auto tmp = data.toHex(' ').toUpper();
-
+//    auto new_text = QString(tmp);
-}
+//    ui->textEdit->insertPlainText(new_text);
-
+////    auto text = ui->textEdit-
-void main_windows::read_data() {
+//}
-    auto data = port.readAll();
-    qDebug() << data;
-    auto tmp = data.toHex(' ').toUpper();
-    auto new_text = QString(tmp);
-    ui->textEdit->insertPlainText(new_text);
-//    auto text = ui->textEdit-
-}

main_windows.h

@@ -1,36 +1,36 @@
+////
+//// Created by zong on 5/18/22.
+////
 //
-// Created by zong on 5/18/22.
+//#ifndef UNTITLED_MAIN_WINDOWS_H
+//#define UNTITLED_MAIN_WINDOWS_H
 //
-
+//#include "ui_main.h"
-#ifndef UNTITLED_MAIN_WINDOWS_H
+//#include <QSerialPort>
-#define UNTITLED_MAIN_WINDOWS_H
+//#include <QThread>
-
+//
-#include "ui_main.h"
+//class main_windows : public QMainWindow {
-#include <QSerialPort>
+//Q_OBJECT
-#include <QThread>
+//public:
-
+//    explicit main_windows(QWidget *parent = nullptr);
-class main_windows : public QMainWindow {
+//
-Q_OBJECT
+//    ~main_windows() override;
-public:
+//
-    explicit main_windows(QWidget *parent = nullptr);
+//private:
-
+//    Ui::MainWindow *ui;
-    ~main_windows() override;
+//    bool is_open = false;
-
+//
-private:
+//
-    Ui::MainWindow *ui;
+//    QSerialPort port;
-    bool is_open = false;
+//
-
+//public slots:
-
+//
-    QSerialPort port;
+//    void update_ui_port();
-
+//
-public slots:
+//    void open_port();
-
+//
-    void update_ui_port();
+//    void read_data();
-
+//};
-    void open_port();
+//
-
+//
-    void read_data();
+//#endif //UNTITLED_MAIN_WINDOWS_H
-};
-
-
-#endif //UNTITLED_MAIN_WINDOWS_H