public void SetDays(DaysInPastOptions DaysInPast) { endDateSet = false; endDate = END_DATE_NOT_SET_VALUE; ComboEndDate.SelectedIndex = NO_FILTER_INDEX; startDateSet = true; switch (DaysInPast) { case DaysInPastOptions.THREE_DAYS: ComboStartDate.SelectedIndex = THREE_DAYS_INDEX; startDate = BegginningOfDay(DateTime.Now.AddDays(-3)); break; case DaysInPastOptions.SEVEN_DAYS: ComboStartDate.SelectedIndex = SEVEN_DAYS_INDEX; startDate = BegginningOfDay(DateTime.Now.AddDays(-7)); break; case DaysInPastOptions.THIRTY_DAYS: ComboStartDate.SelectedIndex = THIRTY_DAYS_INDEX; startDate = BegginningOfDay(DateTime.Now.AddDays(-30)); break; } }