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


Type definition of the hint callback function.

Header File

Defined in SDL_hints.h


typedef void (SDLCALL *SDL_HintCallback)(void *userdata, const char *name, const char *oldValue, const char *newValue);

Function Parameters

userdata what was passed as userdata to SDL_AddHintCallback().
name what was passed as name to SDL_AddHintCallback().
oldValue the previous hint value.
newValue the new value hint is to be set to.

CategoryAPI, CategoryAPIDatatype, CategoryHints

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