Mercurial > sdl-ios-xcode
view docs/html/sdljoystickgetbutton.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 |
line wrap: on
line source
<HTML ><HEAD ><TITLE >SDL_JoystickGetButton</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="Joystick" HREF="joystick.html"><LINK REL="PREVIOUS" TITLE="SDL_JoystickGetHat" HREF="sdljoystickgethat.html"><LINK REL="NEXT" TITLE="SDL_JoystickGetBall" HREF="sdljoystickgetball.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="sdljoystickgethat.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdljoystickgetball.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLJOYSTICKGETBUTTON" ></A >SDL_JoystickGetButton</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN6404" ></A ><H2 >Name</H2 >SDL_JoystickGetButton -- Get the current state of a given button on a given joystick</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN6407" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN6408" ></A ><P ></P ><PRE CLASS="FUNCSYNOPSISINFO" >#include "SDL.h"</PRE ><P ><CODE ><CODE CLASS="FUNCDEF" >Uint8 <B CLASS="FSFUNC" >SDL_JoystickGetButton</B ></CODE >(SDL_Joystick *joystick, int button);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6414" ></A ><H2 >Description</H2 ><P >SDL_JoystickGetButton returns the current state of the given <TT CLASS="PARAMETER" ><I >button</I ></TT > on the given <TT CLASS="PARAMETER" ><I >joystick</I ></TT >.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6419" ></A ><H2 >Return Value</H2 ><P ><SPAN CLASS="RETURNVALUE" >1</SPAN > if the button is pressed. Otherwise, <SPAN CLASS="RETURNVALUE" >0</SPAN >.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6424" ></A ><H2 >See Also</H2 ><P ><A HREF="sdljoysticknumbuttons.html" ><TT CLASS="FUNCTION" >SDL_JoystickNumButtons</TT ></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="sdljoystickgethat.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="sdljoystickgetball.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_JoystickGetHat</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="joystick.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_JoystickGetBall</TD ></TR ></TABLE ></DIV ></BODY ></HTML >