Port inherited QScrollView which contains custom widgets to Qt4

[jpn]

In Qt 4 you would construct and install a layout on a plain QWidget and set that widget inside the scroll area with QScrollArea::setWidget().

[Len]

In Qt 4 you would construct and install a layout on a plain QWidget and set that widget inside the scroll area with QScrollArea::setWidget().

Thank you. How would I go about getting the count of the number of widgets in the layout and subsequently getting an iterator for them?