| You can use BeforeDrawThemeObject notification and some code like this   void CCalendarDemoView::OnBeforeDrawThemeObject(XTP_NOTIFY_CODE Event, WPARAM wParam , LPARAM lParam) 
{ ASSERT(Event == XTP_NC_CALENDAR_BEFORE_DRAW_THEMEOBJECT); if (Event != XTP_NC_CALENDAR_BEFORE_DRAW_THEMEOBJECT) return; 
CXTPCalendarThemeOffice2007* pTheme2007 = DYNAMIC_DOWNCAST(CXTPCalendarThemeOffice2007, GetCalendarCtrl().GetTheme()); ASSERT(pTheme2007);if (!pTheme2007)
return;
static CFont s_fntStriked;
if (s_fntStriked.m_hObject == NULL) { LOGFONT lfIcon; VERIFY(::SystemParametersInfo(SPI_GETICONTITLELOGFONT, sizeof(lfIcon), &lfIcon, 0)); lfIcon.lfWeight = FW_BOLD; lfIcon.lfHeight = 80; lfIcon.lfStrikeOut = 1; s_fntStriked.CreateFontIndirect(&lfIcon); }if (wParam == xtpCalendarBeforeDraw_DayViewEvent) { CXTPCalendarDayViewEvent* pViewEvent = (CXTPCalendarDayViewEvent*)lParam;if (pViewEvent && pViewEvent->GetEvent()->GetSubject().Left(1) == _T("*")) { pTheme2007->GetDayViewPartX()->GetDayPartX()->GetGroupPartX()->GetSingleDayEventPartX()->m_fcsetNormal.fcsetSubject.fntFont.SetCustomValue(&s_fntStriked); pTheme2007->GetDayViewPartX()->GetDayPartX()->GetGroupPartX()->GetMultiDayEventPartX()->m_fcsetNormal.fcsetSubject.fntFont.SetCustomValue(&s_fntStriked); pTheme2007->GetDayViewPartX()->GetDayPartX()->GetGroupPartX()->GetSingleDayEventPartX()->m_fcsetSelected.fcsetSubject.fntFont.SetCustomValue(&s_fntStriked); pTheme2007->GetDayViewPartX()->GetDayPartX()->GetGroupPartX()->GetMultiDayEventPartX()->m_fcsetSelected.fcsetSubject.fntFont.SetCustomValue(&s_fntStriked); } }if (wParam == xtpCalendarBeforeDraw_MonthViewDay) { CXTPCalendarMonthViewDay* pDay = (CXTPCalendarMonthViewDay*)lParam;if (pDay->GetDayDate().GetDayOfWeek() == 3)  == make your weekend case! { pTheme2007->GetMonthViewPartX()->GetDayPartX()->m_clrBackgroundDark = RGB(196, 128, 128); pTheme2007->GetMonthViewPartX()->GetDayPartX()->m_clrBackgroundLight = RGB(230, 128, 128); pTheme2007->GetMonthViewPartX()->GetDayPartX()->m_clrBackgroundSelected = RGB(128, 228, 228);//pTheme2007->GetMonthViewPartX()->GetDayPartX()->GetHeaderPartX()-> } }  
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 Mark Doubson, Ph.D.
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