the scrollbar settings when the window size changes. You could therefore put your
scrollbar calculations and SetScrollbar
call into a function named AdjustScrollbars, which can be called initially and also
-from your \helpref{wxWindow::OnSize}{wxwindowonsize} event handler function.
+from your \helpref{wxSizeEvent}{wxsizeevent} handler function.
%\normalbox{{\bf For Windows programmers:} note that scrollbar range in wxWindows has a different meaning
%from that in Windows. In native Windows scrollbar calls, range is the number of positions that the scrollbar