Russian Qt Forum

C++ (Qt)
typedef QVector<myrecord> TVecl;
typedef QVector <TVec *> TControl;
TControl theControl;
theControl.push_back(&val1); 
theControl.push_back(&val2);
theControl.push_back(&val3);  
...
 

C++ (Qt)
void Add2All( TControl & theControl, TVec & dst, const myrecord & rec )
{
 for (int i = 0; i < theControl.size(); ++i) {
  if (theControl[i] == &dst) 
    theControl[i]->push_back(rec);
  else {
    Q_ASSERT(theControl[i]->size());
    theControl[i]->push_back(theControl[i]->back());
  }
 }
}

C++ (Qt)
class FVec : public QObject, public QVector<myrecord>  {
 Q_OBJECT
// тут рисуете слоты/сигналы
};

C++ (Qt)
class FVec : public QObject, public QVector<myrecord>  {
 Q_OBJECT
 
};

C++ (Qt)
class BUHRecords : public QObject, public QVector<buhrecord> {
      Q_OBJECT
public:
      BUHRecords() {
        QObject::connect(this, &BUHRecords::valueChanged, push_last);
      }
 
      void push_last() {
        QVector::push_back(QVector::last());
      }
 
public slots:
      void push_back(buhrecord irecord) {
        QVector::push_back(irecord);
        emit valueChanged(); 
        QVector::pop_back(); //remove duplicate because signal was worked
      }
 
signals:
      void valueChanged();
 
};