MyWorkThreadQtEh::MyWorkThreadQtEh(QObject *parent) : QObject(parent)
{   
   isStop = false;   
   psw_edit_v2_server *mainThreadObj01 = new psw_edit_v2_server;    
 QObject::connect(this, &MyWorkThreadQtEh::call_SendDataToClient_in_MainTread_signal, mainThreadObj01, &psw_edit_v2_server::sendDataToClient_slot);
    mainThreadObj01->deleteLater();          //不能删除,否则 信号槽连接就失效; 问题:不删除,会造成内存泄漏吗?
}