📄 sdlgetmodstate.html

📁 VC5.6.7的一个扩展库。跟DirectX的功能差不多。
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<HTML><HEAD><TITLE>SDL_GetModState</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="SDL Library Documentation"HREF="index.html"><LINKREL="UP"TITLE="Event Functions."HREF="eventfunctions.html"><LINKREL="PREVIOUS"TITLE="SDL_GetKeyState"HREF="sdlgetkeystate.html"><LINKREL="NEXT"TITLE="SDL_SetModState"HREF="sdlsetmodstate.html"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFF8DC"TEXT="#000000"LINK="#0000ee"VLINK="#551a8b"ALINK="#ff0000"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">SDL Library Documentation</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="sdlgetkeystate.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom"></TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="sdlsetmodstate.html"ACCESSKEY="N">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><H1><ANAME="SDLGETMODSTATE"></A>SDL_GetModState</H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN5721"></A><H2>Name</H2>SDL_GetModState&nbsp;--&nbsp;Get the state of modifier keys.</DIV><DIVCLASS="REFSYNOPSISDIV"><ANAME="AEN5724"></A><H2>Synopsis</H2><DIVCLASS="FUNCSYNOPSIS"><ANAME="AEN5725"></A><P></P><PRECLASS="FUNCSYNOPSISINFO">#include "SDL.h"</PRE><P><CODE><CODECLASS="FUNCDEF">SDLMod <BCLASS="FSFUNC">SDL_GetModState</B></CODE>(void);</CODE></P><P></P></DIV></DIV><DIVCLASS="REFSECT1"><ANAME="AEN5731"></A><H2>Description</H2><P>Returns the current state of the modifier keys (CTRL, ALT, etc.).</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN5734"></A><H2>Return Value</H2><P>The return value can be an OR'd combination of the SDLMod enum.</P><P><ANAME="AEN5738"></A><BLOCKQUOTECLASS="BLOCKQUOTE"><P><B>SDLMod</B></P><PRECLASS="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:<ANAME="AEN5741"></A><BLOCKQUOTECLASS="BLOCKQUOTE"><PRECLASS="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><DIVCLASS="REFSECT1"><ANAME="AEN5743"></A><H2>See Also</H2><P><AHREF="sdlgetkeystate.html"><TTCLASS="FUNCTION">SDL_GetKeyState</TT></A></P></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="sdlgetkeystate.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="index.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="sdlsetmodstate.html"ACCESSKEY="N">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">SDL_GetKeyState</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="eventfunctions.html"ACCESSKEY="U">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">SDL_SetModState</TD></TR></TABLE></DIV></BODY></HTML>
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