SDL Wiki
(This is the legacy documentation for stable SDL2, the current stable version; SDL3 is the current development version.)


Query the current event filter.


SDL_bool SDL_GetEventFilter(SDL_EventFilter * filter,
                            void **userdata);

Function Parameters

filter the current callback function will be stored here
userdata the pointer that is passed to the current event filter will be stored here

Return Value

Returns SDL_TRUE on success or SDL_FALSE if there is no event filter set.


This function can be used to "chain" filters, by saving the existing filter before replacing it with a function that will call that saved filter.


This function is available since SDL 2.0.0.


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