Mercurial > sdl-ios-xcode
view docs/html/sdlgetmodstate.html @ 3916:16f7767f9580 SDL-1.2
Force chars to unsigned chars in SDL_string.c, so platforms that expect
these to not be negative, when not EOF, work.
Fixes Bugzilla #338.
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Thu, 15 Feb 2007 11:06:22 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >SDL_GetModState</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_GetKeyState" HREF="sdlgetkeystate.html"><LINK REL="NEXT" TITLE="SDL_SetModState" HREF="sdlsetmodstate.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="sdlgetkeystate.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdlsetmodstate.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLGETMODSTATE" ></A >SDL_GetModState</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN5721" ></A ><H2 >Name</H2 >SDL_GetModState -- Get the state of modifier keys.</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN5724" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN5725" ></A ><P ></P ><PRE CLASS="FUNCSYNOPSISINFO" >#include "SDL.h"</PRE ><P ><CODE ><CODE CLASS="FUNCDEF" >SDLMod <B CLASS="FSFUNC" >SDL_GetModState</B ></CODE >(void);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5731" ></A ><H2 >Description</H2 ><P >Returns the current state of the modifier keys (CTRL, ALT, etc.).</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5734" ></A ><H2 >Return Value</H2 ><P >The return value can be an OR'd combination of the SDLMod enum.</P ><P ><A NAME="AEN5738" ></A ><BLOCKQUOTE CLASS="BLOCKQUOTE" ><P ><B >SDLMod</B ></P ><PRE CLASS="PROGRAMLISTING" >typedef enum { KMOD_NONE = 0x0000, KMOD_LSHIFT= 0x0001, KMOD_RSHIFT= 0x0002, KMOD_LCTRL = 0x0040, KMOD_RCTRL = 0x0080, KMOD_LALT = 0x0100, KMOD_RALT = 0x0200, KMOD_LMETA = 0x0400, KMOD_RMETA = 0x0800, KMOD_NUM = 0x1000, KMOD_CAPS = 0x2000, KMOD_MODE = 0x4000, } SDLMod;</PRE ></BLOCKQUOTE > SDL also defines the following symbols for convenience: <A NAME="AEN5741" ></A ><BLOCKQUOTE CLASS="BLOCKQUOTE" ><PRE CLASS="PROGRAMLISTING" >#define KMOD_CTRL (KMOD_LCTRL|KMOD_RCTRL) #define KMOD_SHIFT (KMOD_LSHIFT|KMOD_RSHIFT) #define KMOD_ALT (KMOD_LALT|KMOD_RALT) #define KMOD_META (KMOD_LMETA|KMOD_RMETA)</PRE ></BLOCKQUOTE ></P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5743" ></A ><H2 >See Also</H2 ><P ><A HREF="sdlgetkeystate.html" ><TT CLASS="FUNCTION" >SDL_GetKeyState</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="sdlgetkeystate.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="sdlsetmodstate.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_GetKeyState</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="eventfunctions.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_SetModState</TD ></TR ></TABLE ></DIV ></BODY ></HTML >