BCGControlBar Pro for MFC
void CBCGPPlannerManagerCtrl::SelectAppointment ( CBCGPAppointment pApp,
BOOL  bSelect,
BOOL  bRedraw = TRUE 

Selects or unselects the specified appointment.

Call this function to select or unselect an appointment.

pAppA pointer to an appointment to be selected or unselected.
bSelectIf TRUE, the appointment will be selected, otherwise it will be unselected.
bRedrawIf TRUE, the planner control will be redrawn after this operation.