QT Oncreate (ui 완성시 자동 실행 이벤트 메서드)

void MainWindow::showEvent( QShowEvent* event ) {
    QMainWindow::showEvent( event );
    //your code here
 
    qDebug() << "read_mmf()" << endl;
 
 
  //  thr::t thr_read_mmf([this](){this->read_mmf();});
}