NXOpen C++ CAM二次开发： 获取所有加工NC程序的时长

void MyClass::do_it()
{
    CAM::CAMSetup *camSetup = displayPart->CAMSetup();
    CAM::OperationCollection *operColl = camSetup->CAMOperationCollection();
    CAM::OperationCollection::iterator it = operColl->begin();



    while( it != operColl->end() )
    {
        CAM::Operation *oper = (CAM::Operation*)(*it);

        ostringstream out; 
        out << oper->Name().GetText() << endl;
        out << " Toolpath Length: " << oper->GetToolpathLength() << endl;
        out << " Toolpath Time: " << oper->GetToolpathTime() << endl;
        out << " Toolpath Cutting Length: " << oper->GetToolpathCuttingLength() << endl;
        out << " Toolpath Cutting Time: " << oper->GetToolpathCuttingTime() << endl;

        print(out.str().c_str());
        it++;
    }
}