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