SDL_WaitEvent

#include <SDL3/SDL_events.h>

bool SDL_WaitEvent(SDL_Event *event);

If event is not NULL, the next event is removed from the queue and stored in the SDL_Event structure pointed to by event.

As this function may implicitly call SDL_PumpEvents(), you can only call this function in the thread that initialized the video subsystem.

event

the SDL_Event structure to be filled in with the next event from the queue, or NULL.

Returns true on success or false if there was an error while waiting for events; call SDL_GetError() for more information.

This function should only be called on the main thread.

This function is available since SDL 3.2.0.

SDL_PollEvent(3), SDL_PushEvent(3), SDL_WaitEventTimeout(3)