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  • Qt ini配置文件读写

     一、使用总结

         1.配置文件生成在exe目录下。

    二、代码

      

    #ifndef CONFIGURE_H
    #define CONFIGURE_H
    #include <QString>
    #include <QVariant>
    #include <QMap>
    
    class Configure
    {
    public:
        Configure();
        void init();
        void setPortName(QString portName);
        QString getPortName();
    
        void setBaudRate(QString baudRate);
        QString getBaudRate();
    
        void setResponseTime(int responseTime);
        int  getResponseTime();
    
        void setNumberOfRetries(int numBerOfRetries);
        int  getNumberOfRetries();
    private:
        QString configureFilePath_;
    
    };
    
    #endif // CONFIGURE_H
    #include "configure.h"
    #include <QSettings>
    #include <QDebug>
    #include <QCoreApplication>
    
    const QString configureFileName="config.conf";
    Configure::Configure()
    {
       configureFilePath_=QCoreApplication::applicationDirPath()+"/"+configureFileName;
    }
    void Configure::init()
    {
         QSettings settings(configureFilePath_, QSettings::IniFormat);
    
         if(settings.value ("Modbus/PortName").toString ()=="")
         {
             settings.setValue("Modbus/PortName","ttyUSB0");
         }
         if(settings.value ("Modbus/BaudRate").toString ()=="")
         {
             settings.setValue("Modbus/BaudRate","9600");
         }    
         if(settings.value ("Modbus/ResponseTime").toString ()=="")
         {
             settings.setValue("Modbus/ResponseTime",1000);
         }
         if(settings.value ("Modbus/NumberOfRetries").toString ()=="")
         {
             settings.setValue("Modbus/NumberOfRetries",3);
         }
    
    }
    void Configure::setPortName(QString portName)
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        settings.setValue("Modbus/PortName",portName);
    }
    
    QString Configure::getPortName()
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        return settings.value("Modbus/PortName").toString();
    }
    
    void Configure::setBaudRate(QString baudRate)
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        settings.setValue("Modbus/BaudRate",baudRate);
    }
    
    QString Configure::getBaudRate()
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        return settings.value("Modbus/BaudRate").toString();
    }
    
    void Configure::setResponseTime(int responseTime)
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        settings.setValue("Modbus/ResponseTime",responseTime);
    }
    
    int Configure::getResponseTime()
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        return settings.value("Modbus/ResponseTime").toInt ();
    }
    
    void Configure::setNumberOfRetries(int numBerOfRetries)
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        settings.setValue("Modbus/NumberOfRetries",numBerOfRetries);
    }
    
    int Configure::getNumberOfRetries()
    {
        QSettings settings(configureFilePath_, QSettings::IniFormat);
        return settings.value("Modbus/NumberOfRetries").toInt ();
    }

     

    [Modbus]
    BaudRate=9600
    NumberOfRetries=3
    PortName=ttyUSB0
    ResponseTime=1000
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  • 原文地址:https://www.cnblogs.com/ike_li/p/4974809.html
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