BCGControlBar Pro for MFC
void CBCGPDateTimeCtrl::SetFirstDayOfWeek ( int  nDay)

Sets starting week day for pop-up calendar window.

Call this method to set starting week day for pop-up calendar window.

Parameters
nDayOne-based index of week day. Valid range between 0 and 6, where 0=Sunday, 1=Monday, and so on.