Russian Qt Forum

C++ (Qt)
class NumericalValuesFormatter : public QDialog
{
    Q_OBJECT
    friend class RegExpEdit;
    class RegExpEdit;
public:
    explicit NumericalValuesFormatter(QWidget *parent = 0);
    ~NumericalValuesFormatter() {}
private:
    ...
    RegExpEdit *lastEdit;
    ...
};
 
class RegExpEdit : public QLineEdit
{
    Q_OBJECT
public:
    explicit RegExpEdit(NumericalValuesFormatter *parent) : QLineEdit(parent), _dialog(parent) {}
    ~RegExpEdit() {}
private:
    NumericalValuesFormatter *_dialog;
protected:
    void focusInEvent(QFocusEvent)
    {
        _dialog->lastEdit = this; //че не так?
        _dialog->isTable = false;
    }
};

ошибка: cannot convert 'RegExpEdit*' to 'NumericalValuesFormatter::RegExpEdit*' in assignment
     void focusInEvent(QFocusEvent) { _dialog->lastEdit = this; _dialog->isTable = false; }