Qt之QSetting读写ini文件

const QString APP_CONFIG_PATH=QStandardPaths::writableLocation(QStandardPaths::AppConfigLocation);

QString CommonAPI::readIni(const QString &fileName,const QString &key)
{
    QString value;
    QString filePath=APP_CONFIG_PATH+"/"+fileName;
    QFile file(filePath);
    if(file.exists())
    {
        QSettings *configIniRead = new QSettings(filePath, QSettings::IniFormat);
        if (configIniRead)
        {
            value = configIniRead->value(key).toString();
            delete configIniRead;
            configIniRead = nullptr;
        }
    }
    return value;
}

void CommonAPI::writeIni(const QString &fileName,const QString &key,const QString &value)
{
    if(!createDir(APP_CONFIG_PATH))
    {
        return;
    }
    QString filePath=APP_CONFIG_PATH+"/"+fileName;
    QSettings *configIniWrite = new QSettings(filePath, QSettings::IniFormat);
    if (configIniWrite)
    {
        configIniWrite->setValue(key, value);
        delete configIniWrite;
        configIniWrite = nullptr;
    }
}