BCGControlBar Pro for MFC
void CBCGPNumericDateTimeIndicatorImpl::SetYearDigits ( BCGP_NUMERIC_DATE_YEAR_DIGITS  digits,
BOOL  bRedraw = FALSE 
)

Specifies how many year digits (2 or 4) will be displayed.

Parameters
digitsThe year digits number.
bRedrawSpecifies whether a control should be redrawn.