void populate( SignalObserver::Observer_var& observer ) {
SignalObserver::Description_var topLevelDesc = observer->getDescription();
std::string topLevelName = topLevelDesc->trace_display_name.in();
//traceBox_->addItem( QString::fromStdString( topLevelName ) );
//todo: set name on MainWindow's traceBox_
SignalObserver::Observers_var children = observer->getSiblings();
for ( CORBA::ULong i = 0; i < children->length(); ++i ) {
SignalObserver::Description_var secondLevelDesc = children[i]->getDescription();
CORBA::String_var secondLevelName = children[i]->getDescription()->trace_display_name.in();
//traceBox_->addItem( QString( " %1" ).arg( secondLevelName.in() ) );
}
}
