To process input from a property grid control, use these event handler macros
to direct input to member functions that take a wxPropertyGridEvent argument.
- @beginEventTable{wxPropertyGridEvent}
+ @beginEventEmissionTable{wxPropertyGridEvent}
@event{EVT_PG_SELECTED (id, func)}
Respond to wxEVT_PG_SELECTED event, generated when property value
has been changed by user.