Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_SetWindowsMessageHook - Set a callback for every Windows message, run before TranslateMessage().
SYNOPSIS
#include <SDL3/SDL_system.h>
void SDL_SetWindowsMessageHook(SDL_WindowsMessageHook callback, void *userdata);
DESCRIPTION
The callback may modify the message, and should return true if the message should continue to be
processed, or false to prevent further processing.
FUNCTION PARAMETERS
callback
the SDL_WindowsMessageHook function to call.
userdata
a pointer to pass to every iteration of callback.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
SDL_WindowsMessageHook(3type), SDL_HINT_WINDOWS_ENABLE_MESSAGELOOP(3)
Simple Directmedia Layer SDL 3.2.20 SDL_SetWindowsMessageHook(3)