Mercurial > sdl-ios-xcode
view docs/html/sdljoystickeventstate.html @ 3958:85b6fb6a5e3c SDL-1.2
Actually, this is a better fix...clear the error state once if everything we
need loaded; it's more efficient, and works even if the last unnecessary
xrandr symbol failed to load. Otherwise, leave the original loadso error, so
the end user can find out what symbol failed.
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Wed, 13 Jun 2007 08:00:10 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >SDL_JoystickEventState</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="SDL Library Documentation" HREF="index.html"><LINK REL="UP" TITLE="Event Functions." HREF="eventfunctions.html"><LINK REL="PREVIOUS" TITLE="SDL_GetAppState" HREF="sdlgetappstate.html"><LINK REL="NEXT" TITLE="Joystick" HREF="joystick.html"></HEAD ><BODY CLASS="REFENTRY" BGCOLOR="#FFF8DC" TEXT="#000000" LINK="#0000ee" VLINK="#551a8b" ALINK="#ff0000" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation 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="sdlgetappstate.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="joystick.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLJOYSTICKEVENTSTATE" ></A >SDL_JoystickEventState</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN5969" ></A ><H2 >Name</H2 >SDL_JoystickEventState -- Enable/disable joystick event polling</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN5972" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN5973" ></A ><P ></P ><PRE CLASS="FUNCSYNOPSISINFO" >#include "SDL.h"</PRE ><P ><CODE ><CODE CLASS="FUNCDEF" >int <B CLASS="FSFUNC" >SDL_JoystickEventState</B ></CODE >(int state);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5979" ></A ><H2 >Description</H2 ><P >This function is used to enable or disable joystick event processing. With joystick event processing disabled you will have to update joystick states with <A HREF="sdljoystickupdate.html" ><TT CLASS="FUNCTION" >SDL_JoystickUpdate</TT ></A > and read the joystick information manually. <TT CLASS="PARAMETER" ><I >state</I ></TT > is either <TT CLASS="LITERAL" >SDL_QUERY</TT >, <TT CLASS="LITERAL" >SDL_ENABLE</TT > or <TT CLASS="LITERAL" >SDL_IGNORE</TT >.</P ><DIV CLASS="NOTE" ><BLOCKQUOTE CLASS="NOTE" ><P ><B >Note: </B >Joystick event handling is prefered</P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5990" ></A ><H2 >Return Value</H2 ><P >If <TT CLASS="PARAMETER" ><I >state</I ></TT > is <TT CLASS="LITERAL" >SDL_QUERY</TT > then the current state is returned, otherwise the new processing <TT CLASS="PARAMETER" ><I >state</I ></TT > is returned.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5996" ></A ><H2 >See Also</H2 ><P ><A HREF="joystick.html" >SDL Joystick Functions</A >, <A HREF="sdljoystickupdate.html" ><TT CLASS="FUNCTION" >SDL_JoystickUpdate</TT ></A >, <A HREF="sdljoyaxisevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_JoyAxisEvent</SPAN ></A >, <A HREF="sdljoyballevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_JoyBallEvent</SPAN ></A >, <A HREF="sdljoybuttonevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_JoyButtonEvent</SPAN ></A >, <A HREF="sdljoyhatevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_JoyHatEvent</SPAN ></A ></P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="sdlgetappstate.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="joystick.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_GetAppState</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="eventfunctions.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Joystick</TD ></TR ></TABLE ></DIV ></BODY ></HTML >