Retrieves a pointer to the event filter
Returns a pointer to the event filter or NULL if no filter has been set.
This function retrieces a pointer to the event filter that was previously set using SDL_SetEventFilter. An SDL_EventFilter function is defined as:
typedef int (*SDL_EventFilter)(const SDL_Event *event);
Binds to C-function in SDL_events.h
SDL_EventFilter SDL_GetEventFilter(void);
Sdl Class | Tao.Sdl Namespace | Sdl.SDL_Event | SDL_SetEventFilter