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

SDL_AddHintCallback

Add a function to watch a particular hint.

Syntax

void SDL_AddHintCallback(const char *name,
                         SDL_HintCallback callback,
                         void *userdata);

Function Parameters

name

the hint to watch

callback

An SDL_HintCallback function that will be called when the hint value changes

userdata

a pointer to pass to the callback function

Version

This function is available since SDL 2.0.0.

SDL_DelHintCallback

CategoryAPI


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