void  CEMViewMenuInteraction::get_memberdata_from_jsondate(std::string jsondata)

{

    QByteArray ByteArr = QByteArray(jsondata.c_str());

    //判断字符串转化为 QJsonDocument  是否出现了错误

    QJsonParseError jsonError;//Qt5新类

    QJsonDocument jsonDoc = QJsonDocument::fromJson(ByteArr, &jsonError);//Qt5新类

    if (jsonError.error == QJsonParseError::NoError)

   {

//        qDebug()<< "parse jsondata";

       if (jsonDoc.isObject())

       {

           QJsonObject rootObj = jsonDoc.object();

           QString cmd;

           QString session;

           //是否含有key  cmd

           if (rootObj.contains("cmd"))

           {

               //取出key为rootpath的值

               QJsonValue value = rootObj.value("cmd");

               //判断是否是string类型

               if (value.isString())

               {

                   cmd = value.toString();

//                   qDebug()<< "cmd=" <<cmd;

               }

           }

           if (rootObj.contains("session"))

           {

               //取出key为 session 的值

               QJsonValue value = rootObj.value("session");

               //判断是否是string类型

               if (value.isString())

               {

                   session = value.toString();

//                   qDebug()<< "session=" << session;

               }

           }

           if (rootObj.contains("memberinfos"))

           {

               QJsonValue valueArray = rootObj.value("memberinfos");

               //判断类型是否为array，并且将array遍历出来

               if (valueArray.isArray())

               {

                   QJsonArray jsonArray = valueArray.toArray();

                   QString child_name = "null";

                   QString child_status = "null";

                   for (int i = ; i < jsonArray.count();i++)

                   {

                       QJsonValue childValue = jsonArray[i];

                       if (childValue.isObject())

                       {

                           QJsonObject  childObject = childValue.toObject();

                           if (childObject.contains("name"))

                           {

                               QJsonValue valueJson = childObject.value("name");

                               if (valueJson.isString())

                               {

                                   child_name = valueJson.toString();

//                                   qDebug()<< "name=" <<child_name;

                               }

                           }

                           if (childObject.contains("status"))

                           {

                               QJsonValue valueJson = childObject.value("status");

                               if (valueJson.isString())

                               {

                                   child_status = valueJson.toString();

//                                   qDebug()<< "status=" <<child_status;

                               }

                           }

                           m_MemberListMap[child_name] = child_status;

                       }

                   }

               }

           }

       }

   }

}