Mercurial > sdl-ios-xcode
view docs/man3/SDL_PollEvent.3 @ 3095:75483112b97f
Date: Sat, 21 Mar 2009 19:41:52 -0700 (PDT)
From: Mason Wheeler
Subject: [SDL] Critical SDL 1.3 patch
Displaying a window created with SDL_CreateWindowFrom was causing stack overf
lows for me under certain conditions. After far too much work trying to get
Visual Studio's debugger to play nice with a program written in Delphi, I tra
cked it down to a nasty reentrancy cycle in the WndProc handling. Here's a p
atch that fixes the problem
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 23 Mar 2009 02:02:30 +0000 |
parents | 546f7c1eb755 |
children | 1238da4a7112 |
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.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