SDL Wiki
(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)

Draft

THIS PAGE IS A WORK IN PROGRESS ... Please make edits to this page to improve it!

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 3.0.0.

SDL_DelHintCallback

CategoryAPI, CategoryHints, CategoryDraft


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