diff docs/html/sdlpeepevents.html @ 0:74212992fb08

Initial revision
author Sam Lantinga <slouken@lokigames.com>
date Thu, 26 Apr 2001 16:45:43 +0000
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children 55f1f1b3e27d
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+<HTML
+><HEAD
+><TITLE
+>SDL_PeepEvents</TITLE
+><META
+NAME="GENERATOR"
+CONTENT="Modular DocBook HTML Stylesheet Version 1.61
+"><LINK
+REL="HOME"
+TITLE="SDL Library Documentation"
+HREF="index.html"><LINK
+REL="UP"
+TITLE="Event Functions."
+HREF="eventfunctions.html"><LINK
+REL="PREVIOUS"
+TITLE="SDL_PumpEvents"
+HREF="sdlpumpevents.html"><LINK
+REL="NEXT"
+TITLE="SDL_PollEvent"
+HREF="sdlpollevent.html"></HEAD
+><BODY
+CLASS="REFENTRY"
+BGCOLOR="#FFF8DC"
+TEXT="#000000"
+LINK="#0000ee"
+VLINK="#551a8b"
+ALINK="#ff0000"
+><DIV
+CLASS="NAVHEADER"
+><TABLE
+WIDTH="100%"
+BORDER="0"
+CELLPADDING="0"
+CELLSPACING="0"
+><TR
+><TH
+COLSPAN="3"
+ALIGN="center"
+>SDL Library Documentation</TH
+></TR
+><TR
+><TD
+WIDTH="10%"
+ALIGN="left"
+VALIGN="bottom"
+><A
+HREF="sdlpumpevents.html"
+>Prev</A
+></TD
+><TD
+WIDTH="80%"
+ALIGN="center"
+VALIGN="bottom"
+></TD
+><TD
+WIDTH="10%"
+ALIGN="right"
+VALIGN="bottom"
+><A
+HREF="sdlpollevent.html"
+>Next</A
+></TD
+></TR
+></TABLE
+><HR
+ALIGN="LEFT"
+WIDTH="100%"></DIV
+><H1
+><A
+NAME="SDLPEEPEVENTS"
+>SDL_PeepEvents</A
+></H1
+><DIV
+CLASS="REFNAMEDIV"
+><A
+NAME="AEN4807"
+></A
+><H2
+>Name</H2
+>SDL_PeepEvents&nbsp;--&nbsp;Checks the event queue for messages and optionally returns them.</DIV
+><DIV
+CLASS="REFSYNOPSISDIV"
+><A
+NAME="AEN4810"
+></A
+><H2
+>Synopsis</H2
+><DIV
+CLASS="FUNCSYNOPSIS"
+><A
+NAME="AEN4811"
+></A
+><P
+></P
+><PRE
+CLASS="FUNCSYNOPSISINFO"
+>#include "SDL.h"</PRE
+><P
+><CODE
+><CODE
+CLASS="FUNCDEF"
+>int <B
+CLASS="FSFUNC"
+>SDL_PeepEvents</B
+></CODE
+>(SDL_Event *events, int numevents, SDL_eventaction action, Uint32 mask);</CODE
+></P
+><P
+></P
+></DIV
+></DIV
+><DIV
+CLASS="REFSECT1"
+><A
+NAME="AEN4817"
+></A
+><H2
+>Description</H2
+><P
+>Checks the event queue for messages and optionally returns them.</P
+><P
+>If <TT
+CLASS="PARAMETER"
+><I
+>action</I
+></TT
+> is <TT
+CLASS="LITERAL"
+>SDL_ADDEVENT</TT
+>, up to 
+<TT
+CLASS="PARAMETER"
+><I
+>numevents</I
+></TT
+> events will be added to the back of the event
+ queue.</P
+><P
+>If <TT
+CLASS="PARAMETER"
+><I
+>action</I
+></TT
+> is <TT
+CLASS="LITERAL"
+>SDL_PEEKEVENT</TT
+>, up to
+<TT
+CLASS="PARAMETER"
+><I
+>numevents</I
+></TT
+> events at the front of the event queue, 
+matching <A
+HREF="sdlevent.html"
+><TT
+CLASS="PARAMETER"
+><I
+>mask</I
+></TT
+></A
+>, 
+will be returned and will not be removed from the queue.</P
+><P
+>If <TT
+CLASS="PARAMETER"
+><I
+>action</I
+></TT
+> is <TT
+CLASS="LITERAL"
+>SDL_GETEVENT</TT
+>, up to 
+<TT
+CLASS="PARAMETER"
+><I
+>numevents</I
+></TT
+> events at the front of the event queue, 
+matching <A
+HREF="sdlevent.html"
+><TT
+CLASS="PARAMETER"
+><I
+>mask</I
+></TT
+></A
+>, 
+will be returned and will be removed from the queue.</P
+><P
+>This function is thread-safe.</P
+></DIV
+><DIV
+CLASS="REFSECT1"
+><A
+NAME="AEN4837"
+></A
+><H2
+>Return Value</H2
+><P
+>This function returns the number of events actually stored, or 
+<SPAN
+CLASS="RETURNVALUE"
+>-1</SPAN
+> if there was an error.  </P
+></DIV
+><DIV
+CLASS="REFSECT1"
+><A
+NAME="AEN4841"
+></A
+><H2
+>See Also</H2
+><P
+><A
+HREF="sdlevent.html"
+><SPAN
+CLASS="STRUCTNAME"
+>SDL_Event</SPAN
+></A
+>,
+<A
+HREF="sdlpollevent.html"
+><TT
+CLASS="FUNCTION"
+>SDL_PollEvent</TT
+></A
+>,
+<A
+HREF="sdlpushevent.html"
+><TT
+CLASS="FUNCTION"
+>SDL_PushEvent</TT
+></A
+></P
+></DIV
+><DIV
+CLASS="NAVFOOTER"
+><HR
+ALIGN="LEFT"
+WIDTH="100%"><TABLE
+WIDTH="100%"
+BORDER="0"
+CELLPADDING="0"
+CELLSPACING="0"
+><TR
+><TD
+WIDTH="33%"
+ALIGN="left"
+VALIGN="top"
+><A
+HREF="sdlpumpevents.html"
+>Prev</A
+></TD
+><TD
+WIDTH="34%"
+ALIGN="center"
+VALIGN="top"
+><A
+HREF="index.html"
+>Home</A
+></TD
+><TD
+WIDTH="33%"
+ALIGN="right"
+VALIGN="top"
+><A
+HREF="sdlpollevent.html"
+>Next</A
+></TD
+></TR
+><TR
+><TD
+WIDTH="33%"
+ALIGN="left"
+VALIGN="top"
+>SDL_PumpEvents</TD
+><TD
+WIDTH="34%"
+ALIGN="center"
+VALIGN="top"
+><A
+HREF="eventfunctions.html"
+>Up</A
+></TD
+><TD
+WIDTH="33%"
+ALIGN="right"
+VALIGN="top"
+>SDL_PollEvent</TD
+></TR
+></TABLE
+></DIV
+></BODY
+></HTML
+>
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