symbian-qemu-0.9.1-12/libsdl-trunk/docs/man3/SDL_PollEvent.3
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority

.TH "SDL_PollEvent" "3" "Tue 11 Sep 2001, 22:59" "SDL" "SDL API Reference" 
.SH "NAME"
SDL_PollEvent \- Polls for currently pending events\&.
.SH "SYNOPSIS"
.PP
\fB#include "SDL\&.h"
.sp
\fBint \fBSDL_PollEvent\fP\fR(\fBSDL_Event *event\fR);
.SH "DESCRIPTION"
.PP
Polls for currently pending events, and returns \fB1\fR if there are any pending events, or \fB0\fR if there are none available\&. 
.PP
If \fBevent\fR is not \fBNULL\fP, the next event is removed from the queue and stored in that area\&.
.SH "EXAMPLES"
.PP
.PP
.nf
\f(CWSDL_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!
");
  }
}\fR
.fi
.PP
.SH "SEE ALSO"
.PP
\fI\fBSDL_Event\fR\fR, \fI\fBSDL_WaitEvent\fP\fR, \fI\fBSDL_PeepEvents\fP\fR
...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 22:59