Initial Commit.

.gitignore

@@ -0,0 +1,53 @@
+# ---> Qt
+# C++ objects and libs
+*.slo
+*.lo
+*.o
+*.a
+*.la
+*.lai
+*.so
+*.so.*
+*.dll
+*.dylib
+
+# Qt-es
+object_script.*.Release
+object_script.*.Debug
+*_plugin_import.cpp
+/.qmake.cache
+/.qmake.stash
+*.pro.user
+*.pro.user.*
+*.qbs.user
+*.qbs.user.*
+*.moc
+moc_*.cpp
+moc_*.h
+qrc_*.cpp
+ui_*.h
+*.qmlc
+*.jsc
+Makefile*
+*build-*
+*.qm
+*.prl
+
+# Qt unit tests
+target_wrapper.*
+
+# QtCreator
+*.autosave
+
+# QtCreator Qml
+*.qmlproject.user
+*.qmlproject.user.*
+
+# QtCreator CMake
+CMakeLists.txt.user*
+
+# QtCreator 4.8< compilation database
+compile_commands.json
+
+# QtCreator local machine specific files for imported projects
+*creator.user*

QCPShow.pro

@@ -0,0 +1,51 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2021-10-18T14:20:08
+#
+#-------------------------------------------------
+
+QT       += core gui
+QT       += serialport network
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = QCPShow
+TEMPLATE = app
+
+# The following define makes your compiler emit warnings if you use
+# any feature of Qt which as been marked as deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if you use deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+
+SOURCES += main.cpp\
+        mainwidget.cpp \
+    serial/serialport.cpp \
+    ccwidgets/cqlineedit.cpp \
+    ccwidgets/cqspinbox.cpp \
+    ccwidgets/cqtextedit.cpp \
+    ccwidgets/cqwidgetspinbox.cpp \
+    util/commonutil.cpp
+
+HEADERS  += mainwidget.h \
+    serial/serialport.h \
+    ccwidgets/cqlineedit.h \
+    ccwidgets/cqspinbox.h \
+    ccwidgets/cqtextedit.h \
+    ccwidgets/cqwidgetspinbox.h \
+    util/commonutil.h
+
+FORMS    += mainwidget.ui
+
+RESOURCES += \
+    resource.qrc
+
+DISTFILES += \
+    .gitignore \
+    ReadMe.md

QCPShow.pro.user

@@ -0,0 +1,318 @@
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+    <value type="bool" key="QmakeProjectManager.QmakeRunConfiguration.UseLibrarySearchPath">true</value>
+    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.CommandLineArguments"></value>
+    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.ProFile">QcpShow.pro</value>
+    <value type="bool" key="Qt4ProjectManager.Qt4RunConfiguration.UseDyldImageSuffix">false</value>
+    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.UserWorkingDirectory"></value>
+    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.UserWorkingDirectory.default"></value>
+    <value type="uint" key="RunConfiguration.QmlDebugServerPort">3768</value>
+    <value type="bool" key="RunConfiguration.UseCppDebugger">false</value>
+    <value type="bool" key="RunConfiguration.UseCppDebuggerAuto">true</value>
+    <value type="bool" key="RunConfiguration.UseMultiProcess">false</value>
+    <value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
+    <value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
+   </valuemap>
+   <value type="int" key="ProjectExplorer.Target.RunConfigurationCount">1</value>
+  </valuemap>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.TargetCount</variable>
+  <value type="int">1</value>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.Updater.FileVersion</variable>
+  <value type="int">18</value>
+ </data>
+ <data>
+  <variable>Version</variable>
+  <value type="int">18</value>
+ </data>
+</qtcreator>

ReadMe.md

@@ -0,0 +1,3 @@
+## 绿道窗口显示程序
+
+//TODO

ccwidgets/cqlineedit.cpp

@@ -0,0 +1,18 @@
+#include "cqlineedit.h"
+
+CQLineEdit::CQLineEdit(QWidget *parent) : QLineEdit(parent)
+{
+    this->setFocusPolicy(Qt::StrongFocus);
+}
+
+void CQLineEdit::focusInEvent(QFocusEvent *event)
+{
+    QLineEdit::focusInEvent(event);
+    emit GetFocus();
+}
+
+void CQLineEdit::focusOutEvent(QFocusEvent *event)
+{
+    QLineEdit::focusOutEvent(event);
+    emit LostFocus(this->text());
+}

ccwidgets/cqlineedit.h

@@ -0,0 +1,18 @@
+#ifndef CQLINEEDIT_H
+#define CQLINEEDIT_H
+
+#include <QLineEdit>
+
+class CQLineEdit : public QLineEdit
+{
+    Q_OBJECT
+public:
+    explicit CQLineEdit(QWidget *parent = 0);
+    void focusInEvent(QFocusEvent *event);      //覆盖这两个函数
+    void focusOutEvent(QFocusEvent *event);
+signals:
+   void GetFocus();                   //获得焦点信号
+   void LostFocus(const QString &);         //失去焦点信号
+};
+
+#endif // CQLINEEDIT_H

ccwidgets/cqspinbox.cpp

@@ -0,0 +1,19 @@
+#include "cqspinbox.h"
+
+CQSpinBox::CQSpinBox(QWidget *parent) : QSpinBox(parent)
+{
+//    this->setFocusPolicy(Qt::StrongFocus);
+}
+
+void CQSpinBox::focusInEvent(QFocusEvent *event)
+{
+    QSpinBox::focusInEvent(event);
+    emit GetFocus();
+}
+
+void CQSpinBox::focusOutEvent(QFocusEvent *event)
+{
+    QSpinBox::focusOutEvent(event);
+    emit LostFocus(this->text());
+}
+

ccwidgets/cqspinbox.h

@@ -0,0 +1,20 @@
+#ifndef CQSPINBOX_H
+#define CQSPINBOX_H
+
+#include <QSpinBox>
+#include <QKeyEvent>
+
+class CQSpinBox : public QSpinBox
+{
+    Q_OBJECT
+public:
+    explicit CQSpinBox(QWidget *parent = 0);
+    void focusInEvent(QFocusEvent *event);      //覆盖这两个函数
+    void focusOutEvent(QFocusEvent *event);
+
+signals:
+   void GetFocus();                   //获得焦点信号
+   void LostFocus(const QString &);         //失去焦点信号
+};
+
+#endif // CQLINEEDIT_H

ccwidgets/cqtextedit.cpp

@@ -0,0 +1,18 @@
+#include "cqtextedit.h"
+
+CQTextEdit::CQTextEdit(QWidget *parent) : QTextEdit(parent)
+{
+    this->setFocusPolicy(Qt::StrongFocus);
+}
+
+void CQTextEdit::focusInEvent(QFocusEvent *event)
+{
+    QTextEdit::focusInEvent(event);
+    emit GetFocus();
+}
+
+void CQTextEdit::focusOutEvent(QFocusEvent *event)
+{
+    QTextEdit::focusOutEvent(event);
+    emit LostFocus(this->toPlainText());
+}

ccwidgets/cqtextedit.h

@@ -0,0 +1,18 @@
+#ifndef CQTEXTEDIT_H
+#define CQTEXTEDIT_H
+
+#include <QTextEdit>
+
+class CQTextEdit : public QTextEdit
+{
+    Q_OBJECT
+public:
+    explicit CQTextEdit(QWidget *parent = 0);
+    void focusInEvent(QFocusEvent *event);      //覆盖这两个函数
+    void focusOutEvent(QFocusEvent *event);
+signals:
+   void GetFocus();                   //获得焦点信号
+   void LostFocus(const QString &);         //失去焦点信号
+};
+
+#endif // CQTEXTEDIT_H

ccwidgets/cqwidgetspinbox.cpp

@@ -0,0 +1,44 @@
+#include "cqwidgetspinbox.h"
+
+CQWidgetSpinBox::CQWidgetSpinBox(QWidget *parent) : QWidget(parent)
+{
+//    this->setFocusPolicy(Qt::StrongFocus);
+//    this->setStyleSheet(QString::fromUtf8("border:1px solid"));
+    this->init();
+}
+
+void CQWidgetSpinBox::focusInEvent(QFocusEvent *event)
+{
+    QWidget::focusInEvent(event);
+    emit GetFocus();
+}
+
+void CQWidgetSpinBox::focusOutEvent(QFocusEvent *event)
+{
+    QWidget::focusOutEvent(event);
+    emit LostFocus();
+}
+
+void CQWidgetSpinBox::init()
+{
+    m_lineEdit = new QLineEdit;
+    m_toolButtonUp = new QToolButton;
+    m_toolButtonDown = new QToolButton;
+    m_hLayout = new QHBoxLayout;
+    m_vLayout = new QVBoxLayout;
+
+//    m_lineEdit->setStyleSheet("color: rgb(255, 255, 255);font: 10pt 'Adobe 黑体 Std R'';");
+//    m_lineEdit->setFixedSize(60,20);;
+    m_toolButtonUp->setFixedSize(15,11);
+    m_toolButtonDown->setFixedSize(15,11);
+    m_vLayout->addWidget(m_toolButtonUp);
+    m_vLayout->addWidget(m_toolButtonDown);
+    m_hLayout->addWidget(m_lineEdit);
+    m_hLayout->addLayout(m_vLayout);
+    setContentsMargins(0,0,0,0);
+    m_vLayout->setSpacing(0);
+    m_vLayout->setMargin(0);
+    m_hLayout->setSpacing(0);
+    m_hLayout->setMargin(0);
+    setLayout(m_hLayout);
+}

ccwidgets/cqwidgetspinbox.h

@@ -0,0 +1,36 @@
+#ifndef CQWIDGETSPINBOX_H
+#define CQWIDGETSPINBOX_H
+
+#include <QWidget>
+#include <QHBoxLayout>
+#include <QVBoxLayout>
+#include <QLineEdit>
+#include <QToolButton>
+
+class CQWidgetSpinBox : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit CQWidgetSpinBox(QWidget *parent = 0);
+
+    void focusInEvent(QFocusEvent *event);      //覆盖这两个函数
+    void focusOutEvent(QFocusEvent *event);
+    void setText(QString s);
+    QString text();
+
+private:
+    QLineEdit *m_lineEdit;
+    QToolButton *m_toolButtonUp, *m_toolButtonDown;
+    QHBoxLayout *m_hLayout;
+    QVBoxLayout *m_vLayout;
+
+    void init();
+
+signals:
+   void GetFocus();                   //获得焦点信号
+   void LostFocus();         //失去焦点信号
+   void UpClicked();
+   void DownClicked();
+};
+
+#endif // CQWIDGETSPINBOX_H

main.cpp

@@ -0,0 +1,11 @@
+#include "mainwidget.h"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MainWidget w;
+    w.show();
+
+    return a.exec();
+}

mainwidget.cpp

@@ -0,0 +1,14 @@
+#include "mainwidget.h"
+#include "ui_mainwidget.h"
+
+MainWidget::MainWidget(QWidget *parent) :
+    QWidget(parent),
+    ui(new Ui::MainWidget)
+{
+    ui->setupUi(this);
+}
+
+MainWidget::~MainWidget()
+{
+    delete ui;
+}

mainwidget.h

@@ -0,0 +1,22 @@
+#ifndef MAINWIDGET_H
+#define MAINWIDGET_H
+
+#include <QWidget>
+
+namespace Ui {
+class MainWidget;
+}
+
+class MainWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit MainWidget(QWidget *parent = 0);
+    ~MainWidget();
+
+private:
+    Ui::MainWidget *ui;
+};
+
+#endif // MAINWIDGET_H

mainwidget.ui

@@ -0,0 +1,20 @@
+<ui version="4.0">
+ <class>MainWidget</class>
+ <widget class="QWidget" name="MainWidget" >
+  <property name="geometry" >
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle" >
+   <string>MainWidget</string>
+  </property>
+ </widget>
+ <layoutDefault spacing="6" margin="11" />
+ <pixmapfunction></pixmapfunction>
+ <resources/>
+ <connections/>
+</ui>

resource.qrc

@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/">
+        <file>image/header.png</file>
+    </qresource>
+</RCC>

serial/serialport.cpp

@@ -0,0 +1,149 @@
+#include "serialport.h"
+#include "util/commonutil.h"
+#include <QtCore>
+
+SerialPort::SerialPort(QObject *parent)
+    :QObject(parent)
+{
+    m_serial = Q_NULLPTR;
+    m_connected = false;
+    m_rbuffer.clear();
+    m_wbuffer.clear();
+    m_currentPortName = "";
+    m_currentBaudRate = "";
+}
+
+SerialPort::~SerialPort(){}
+
+/**
+ * 8N1 (8个数据位，1个停止位，无校验)
+ * @brief SerialPort::openSerialPort
+ * @param serialName
+ * @param baudrate
+ */
+
+#if 0
+bool SerialPort::openSerialPort(QString serialName, quint32 baudrate)
+{
+    qDebug() << "QSeriaport Attempting connect to " << serialName << "," << baudrate;
+    //如果已经打开，先执行关闭操作
+    disConnected();
+
+    //记录当前正在使用的串口信息
+    m_currentPortName = serialName;
+    m_currentBaudRate = QString::number(baudrate);
+
+    //设置串口属性，并且打开
+    m_serial = new QSerialPort();
+    //connect(m_serial,SIGNAL(readyRead()),this,SLOT(readData));
+    connect(m_serial,&QSerialPort::readyRead,this,&SerialPort::readData);
+    connect(m_serial,SIGNAL(error(QSerialPort::SerialPortError)),this,
+            SLOT(onError(QSerialPort::SerialPortError)));
+
+    m_serial->setPortName((serialName));
+    m_serial->setBaudRate(baudrate);
+    m_serial->setDataBits(QSerialPort::Data8);
+    m_serial->setParity(QSerialPort::NoParity);
+    m_serial->setStopBits(QSerialPort::OneStop);
+    m_serial->setFlowControl(QSerialPort::NoFlowControl);
+
+    if(!m_serial->open(QIODevice::ReadWrite)){
+        qCritical() << "Open Serial failed: " << m_serial->errorString();
+        return false;
+    }
+
+    m_connected = true;
+    qDebug() << "QSerialPort connected to " << serialName << "," << baudrate;
+    return true;
+}
+#else
+bool SerialPort::openSerialPort(QString serialName, quint32 baudrate, QSerialPort::DataBits dataBits, QSerialPort::StopBits stopbits, QSerialPort::Parity parity, QSerialPort::FlowControl flowControl)
+{
+    qDebug() << "QSeriaport Attempting connect to " << serialName << "," << baudrate;
+    //如果已经打开，先执行关闭操作
+    disConnected();
+
+    //记录当前正在使用的串口信息
+    m_currentPortName = serialName;
+    m_currentBaudRate = QString::number(baudrate);
+
+    //设置串口属性，并且打开
+    m_serial = new QSerialPort();
+    //connect(m_serial,SIGNAL(readyRead()),this,SLOT(readData));
+    connect(m_serial,&QSerialPort::readyRead,this,&SerialPort::readData);
+    connect(m_serial,SIGNAL(error(QSerialPort::SerialPortError)),this,
+            SLOT(onError(QSerialPort::SerialPortError)));
+
+    m_serial->setPortName((serialName));
+    m_serial->setBaudRate(baudrate);
+    m_serial->setDataBits(dataBits);
+    m_serial->setParity(parity);
+    m_serial->setStopBits(stopbits);
+    m_serial->setFlowControl(flowControl);
+//    if(dataBits == QSerialPort::Data6){
+//        qDebug()<<"Data6";
+//    }
+
+    if(!m_serial->open(QIODevice::ReadWrite)){
+        qCritical() << "Open Serial failed: " << m_serial->errorString();
+        return false;
+    }
+
+    m_connected = true;
+    qDebug() << "QSerialPort connected to " << serialName << "," << baudrate;
+    return true;
+}
+#endif
+void SerialPort::disConnected()
+{
+    m_connected = false;
+    if(m_serial != Q_NULLPTR)
+    {
+        if(m_serial->isOpen()){
+            m_serial->close();
+        }
+        m_serial->deleteLater();
+        m_serial = Q_NULLPTR;
+        qDebug() << "disconnect from " << m_currentPortName << "," << m_currentBaudRate;
+    }
+}
+
+bool SerialPort::isConnected()
+{
+    return m_connected;
+}
+
+qint64 SerialPort::writeData(QByteArray &data)
+{
+    if(m_connected == false)
+    {
+        return 0;
+    }
+    //write本身并不保证将数据全部写入，它只返回实际写入的字节数
+    qint64 total = data.size(), writed = 0,n = 0;
+    while(writed < total)
+    {
+        if((n = m_serial->write(data.mid(writed))) < 0){
+            break;
+        }
+        writed += n;
+    }
+    qDebug() << QDateTime::currentMSecsSinceEpoch() << " " << "Serial send: " << writed << "," << CommonUtil::ByteArrayToHexString(data);
+    return writed;
+}
+
+void SerialPort::readData()
+{
+   QByteArray ba = m_serial->readAll();
+   emit serialReadData(ba);
+   //添加协议
+   //qDebug() << ba;
+}
+
+void SerialPort::onError(QSerialPort::SerialPortError error)
+{
+    if(error != QSerialPort::NoError)
+    {
+        qCritical() << "SerialError:" << m_serial->errorString();
+    }
+}

serial/serialport.h

@@ -0,0 +1,36 @@
+#ifndef SERIALPORT_H
+#define SERIALPORT_H
+
+#include <QSerialPort>
+
+/**
+ * 串口通讯
+ * @brief The SerialPort class
+ */
+class SerialPort : public QObject
+{
+    Q_OBJECT
+public:
+    SerialPort(QObject *parent = 0);
+    ~SerialPort();
+private:
+    QString m_currentPortName;  //当前串口名
+    QString m_currentBaudRate;  //当前串口波特率
+    QSerialPort *m_serial;  //Qt串口对象
+    bool m_connected;       //是否连接标志
+    QByteArray m_rbuffer;   //读缓冲区
+    QByteArray m_wbuffer;   //写缓冲区
+public:
+    bool openSerialPort(QString serialName,quint32 baudrate);
+    bool openSerialPort(QString serialName, quint32 baudrate, QSerialPort::DataBits dataBits, QSerialPort::StopBits stopbits, QSerialPort::Parity parity, QSerialPort::FlowControl flowControl);
+    void disConnected();
+    bool isConnected();
+public slots:
+    void onError(QSerialPort::SerialPortError error);
+    void readData();
+    qint64 writeData(QByteArray &data);
+signals:
+    void serialReadData(QByteArray &data);
+};
+
+#endif // SERIALPORT_H

util/commonutil.cpp

@@ -0,0 +1,233 @@
+#include "commonutil.h"
+#include <QNetworkInterface>
+#include <QList>
+#include <QDataStream>
+
+CommonUtil::CommonUtil()
+{
+
+}
+
+QByteArray CommonUtil::HexStringToByteArray(QString HexString)
+{
+    bool ok;
+    QByteArray ret;
+    HexString = HexString.trimmed();
+    HexString = HexString.simplified();
+    QStringList sl = HexString.split(" ");
+
+    foreach (QString s, sl) {
+        if(!s.isEmpty()) {
+            char c = s.toInt(&ok,16)&0xFF;
+            if(ok){
+                ret.append(c);
+            }else{
+                qDebug()<<"非法的16进制字符："<<s;
+            }
+        }
+    }
+    return ret;
+}
+
+QString CommonUtil::ByteArrayToHexString(const QByteArray &ba)
+{
+    //QDataStream out(&ba,QIODevice::ReadWrite);   //将str的数据 读到out里面去
+    QDataStream out(ba);   //将str的数据 读到out里面去
+    QString buf;
+    while(!out.atEnd())
+    {
+        qint8 outChar = 0;
+        out >> outChar;   //每次一个字节的填充到 outchar
+        QString str = QString("%1").arg(outChar & 0xFF,2,16,QLatin1Char('0')).toUpper() + QString(" ");   //2 字符宽度
+        buf += str;
+    }
+    return buf;
+}
+
+QString CommonUtil::ByteArrayToNonZeroString(const QByteArray &ba)
+{
+    QDataStream out(ba);   //将str的数据 读到out里面去
+    QString buf;
+    while(!out.atEnd())
+    {
+        qint8 outChar = 0;
+        out >> outChar;   //每次一个字节的填充到 outchar
+        QString str = outChar != 0 ? QString(QChar(outChar)) : "\\0";
+        buf += str;
+    }
+    return buf;
+}
+
+
+QByteArray CommonUtil::quint8ArrToQByteArray(quint8 *arr,int lengths)
+{
+    QByteArray ba;
+    for(int i=0;i<lengths;i++)
+    {
+        ba[i] = arr[i];
+    }
+    return ba;
+}
+
+#define I_1pA (1)
+#define I_1nA (I_1pA * 1000)
+#define I_1uA (I_1nA * 1000)
+#define I_1mA (I_1uA * 1000)
+
+QString CommonUtil::i_pA_2_text(unsigned int iPA)
+{
+    qint64 ipa = (qint64)iPA;
+    if(ipa >= I_1mA)
+    {
+        return QString("%1mA").arg(ipa * 100 / I_1mA / 100.0);
+    }
+    else if(ipa >= I_1uA)
+    {
+        return QString("%1uA").arg(ipa * 100 / I_1uA / 100.0);
+    }
+    else if(ipa >= I_1nA)
+    {
+        return QString("%1nA").arg(ipa * 100 / I_1nA / 100.0);
+    }
+    else if(ipa >= I_1pA)
+    {
+        return QString("%1pA").arg(ipa * 100 / I_1pA / 100.0);
+    }
+    return "0";
+}
+
+void CommonUtil::crc16(quint8 crc[], quint8 data[],int pos, int len)
+{
+    int wcrc = 0xFFFF;// 预置16位crc寄存器，初值全部为1
+    int temp;// 定义中间变量
+    int i = 0, j = 0, k = pos;// 定义计数
+
+    for (i = 0; i < len; i++)// 循环计算每个数据
+    {
+        temp = (data[k] & 0xFF);// 将八位数据与crc寄存器亦或
+        k++;// 指针地址增加，指向下个数据
+        wcrc ^= temp;// 将数据存入crc寄存器
+        for (j = 0; j < 8; j++)// 循环计算数据的
+        {
+            if ((wcrc & 0x0001) == 1)// 判断右移出的是不是1，如果是1则与多项式进行异或。
+            {
+                wcrc >>= 1;// 先将数据右移一位
+                wcrc ^= 0XA001;// 与上面的多项式进行异或
+            } else// 如果不是1，则直接移出
+            {
+                wcrc >>= 1;// 直接移出
+            }
+        }
+    }
+    temp = wcrc;// crc的值
+    crc[0] = wcrc & 0xFF; // crc的低八位
+    crc[1] = (wcrc >> 8) & 0xFF; // crc的高八位
+}
+
+
+//判断是否大端字节序
+int CommonUtil::isBigEndianOrder()
+{
+    int iVal = 1;
+    char *pChar = (char*)(&iVal);
+    if(*pChar == 1) //低字节在低地址(小端)
+        return false;
+    return true; //(0x00000001) 低字节在高地址(大端)  Aix采用的是大端法
+}
+
+#ifdef Q_OS_WIN
+quint32 CommonUtil::Lc_ntohl(quint32 data)
+{
+    quint32 res = 0;
+    if(data == 0 || isBigEndianOrder()){
+        res = data;
+    }else{
+        res = (((data >> 0) & 0xFF) << 24) | (((data >> 8) & 0xFF) << 16) | (((data >> 16) & 0xFF) << 8) | (((data >> 24) & 0xFF) << 0);
+    }
+    return res;
+}
+
+quint32 CommonUtil::Lc_htonl(quint32 data)
+{
+    quint32 res = 0;
+    if(data == 0 || isBigEndianOrder()){
+        res = data;
+    }else{
+        res = (((data >> 0) & 0xFF) << 24) | (((data >> 8) & 0xFF) << 16) | (((data >> 16) & 0xFF) << 8) | (((data >> 24) & 0xFF) << 0);
+    }
+    return res;
+}
+
+quint16 CommonUtil::Lc_ntohs(quint16 data)
+{
+    quint16 res = 0;
+    if(data == 0 || isBigEndianOrder()){
+        res = data;
+    }else{
+        res = (((data >> 0) & 0xFF) << 8) | (((data >> 8) & 0xFF) << 0) ;
+    }
+    return res;
+}
+
+quint16 CommonUtil::Lc_htons(quint16 data)
+{
+    quint16 res = 0;
+    if(data == 0 || isBigEndianOrder()){
+        res = data;
+    }else{
+        res = (((data >> 0) & 0xFF) << 8) | (((data >> 8) & 0xFF) << 0) ;
+    }
+    return res;
+}
+#endif
+
+void CommonUtil::Lc_buf_copy_uc(quint8 *d,const quint8 *s,quint32 num)
+{
+	quint32 i;
+	for(i = 0; i < num; i ++)
+	{
+		*(d+i) = *(s+i);
+	}
+}
+
+void CommonUtil::delay(quint32 n)
+{
+    while(n--);    
+}
+
+QString CommonUtil::getHostIpAddress()
+{
+    QString strIpAddress;
+    QList<QHostAddress> ipAddressesList = QNetworkInterface::allAddresses();
+    // 获取第一个本主机的IPv4地址
+    int nListSize = ipAddressesList.size();
+    for (int i = 0; i < nListSize; ++i)
+    {
+           if (ipAddressesList.at(i) != QHostAddress::LocalHost &&
+               ipAddressesList.at(i).toIPv4Address()) {
+               strIpAddress = ipAddressesList.at(i).toString();
+               break;
+           }
+     }
+     // 如果没有找到，则以本地IP地址为IP
+     if (strIpAddress.isEmpty())
+        strIpAddress = QHostAddress(QHostAddress::LocalHost).toString();
+     return strIpAddress;
+}
+
+QString CommonUtil::getHostMacAddress()
+{
+    QList<QNetworkInterface> nets = QNetworkInterface::allInterfaces();// 获取所有网络接口列表
+    int nCnt = nets.count();
+    QString strMacAddr = "";
+    for(int i = 0; i < nCnt; i ++)
+    {
+        // 如果此网络接口被激活并且正在运行并且不是回环地址，则就是我们需要找的Mac地址
+        if(nets[i].flags().testFlag(QNetworkInterface::IsUp) && nets[i].flags().testFlag(QNetworkInterface::IsRunning) && !nets[i].flags().testFlag(QNetworkInterface::IsLoopBack))
+        {
+            strMacAddr = nets[i].hardwareAddress();
+            break;
+        }
+    }
+    return strMacAddr;
+}

util/commonutil.h

@@ -0,0 +1,30 @@
+#ifndef COMMONUTIL_H
+#define COMMONUTIL_H
+
+#include <QByteArray>
+
+class CommonUtil
+{
+public:
+    CommonUtil();
+    static QByteArray quint8ArrToQByteArray(quint8 *arr,int lengths);
+    static void crc16(quint8 crc[], quint8 data[], int pos,int len);
+    static int isBigEndianOrder();
+#ifdef Q_OS_WIN
+    static quint32 Lc_ntohl(quint32 data);
+    static quint32 Lc_htonl(quint32 data);
+    static quint16 Lc_ntohs(quint16 data);
+    static quint16 Lc_htons(quint16 data);
+#endif
+    static void Lc_buf_copy_uc(quint8 *d,const quint8 *s,quint32 num);
+    static void delay(quint32 n);
+    static QString getHostIpAddress();
+    static QString getHostMacAddress();
+    static QString ByteArrayToHexString(const QByteArray &ba);
+    static QByteArray HexStringToByteArray(QString HexString);
+
+    static QString ByteArrayToNonZeroString(const QByteArray &ba);
+    static QString i_pA_2_text(unsigned int iPA);
+};
+
+#endif // COMMONUTIL_H