method Calendar.Select (newVal as SelectCalendarDateEnum)
Select the current (focus) day, week, month, year or week day in the calendar panel.

newVal as SelectCalendarDateEnum A SelectCalendarDate expression that specifies the selection should be made.
The Select method can be used to select by code/programmatically the current year, month, week, week day and the current/focus day. The FocusDate property indicates the current or the focused day. The Select method does not change the FocusDate property. The user can change the focused date using the mouse or the keyboard. Also, the Selection or the SelectDate changes programatically the selection/focused date by code. The LayoutEndChanging(exCalendarSelectionChange) event occurs once the Select method is invoked.