###### (This is the legacy documentation for SDL2, the previous stable version; [SDL3](https://wiki.libsdl.org/SDL3/) is the current stable version.) # SDL_HitTest Callback used for hit-testing. ## Header File Defined in [SDL_video.h](https://github.com/libsdl-org/SDL/blob/SDL2/include/SDL_video.h) ## Syntax ```c typedef SDL_HitTestResult (SDLCALL *SDL_HitTest)(SDL_Window *win, const SDL_Point *area, void *data); ``` ## Function Parameters | | | | -------- | ------------------------------------------------------------------------------------- | | **win** | the [SDL_Window](SDL_Window) where hit-testing was set on. | | **area** | an [SDL_Point](SDL_Point) which should be hit-tested. | | **data** | what was passed as `callback_data` to [SDL_SetWindowHitTest](SDL_SetWindowHitTest)(). | ## Return Value Return an [SDL_HitTestResult](SDL_HitTestResult) value. ## See Also - [SDL_SetWindowHitTest](SDL_SetWindowHitTest) ---- [CategoryAPI](CategoryAPI), [CategoryAPIDatatype](CategoryAPIDatatype), [CategoryVideo](CategoryVideo)