table of contents
SDL_PollEvent(3) | SDL API Reference | SDL_PollEvent(3) |
NAME¶
SDL_PollEvent - Polls for currently pending events.
SYNOPSIS¶
#include "SDL.h"
int SDL_PollEvent(SDL_Event *event);
DESCRIPTION¶
Polls for currently pending events, and returns 1 if there are any pending events, or 0 if there are none available.
If event is not NULL, the next event is removed from the queue and stored in that area.
EXAMPLES¶
SDL_Event event; /* Event structure */ . . . /* Check for events */ while(SDL_PollEvent(&event)){ /* Loop until there are no events left on the queue */
switch(event.type){ /* Process the appropiate event type */
case SDL_KEYDOWN: /* Handle a KEYDOWN event */
printf("Oh! Key press ");
break;
case SDL_MOUSEMOTION:
.
.
.
default: /* Report an unhandled event */
printf("I don't know what this event is! ");
} }
SEE ALSO¶
SDL_Event, SDL_WaitEvent, SDL_PeepEvents
Tue 11 Sep 2001, 22:59 | SDL |