126 lines
2.7 KiB
HTML
126 lines
2.7 KiB
HTML
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<HTML><HEAD><TITLE>Man page of DPMSQueryExtension</TITLE>
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</HEAD><BODY>
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<H1>DPMSQueryExtension</H1>
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Section: X FUNCTIONS (3)<BR>Updated: libXext 1.3.4<BR><A HREF="#index">Index</A>
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<A HREF="/cgi-bin/man/man2html">Return to Main Contents</A><HR>
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<A NAME="lbAB"> </A>
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<H2>NAME</H2>
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DPMSQueryExtension - queries the X server to determine the availability
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of the DPMS Extension
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<A NAME="lbAC"> </A>
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<H2>SYNOPSIS</H2>
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<P>
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<PRE>
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<B>cc</B> [ <I>flag</I> ... ] <I>file</I> ... -<B>lXext</B> [ <I>library</I> ... ]
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#include <<A HREF="file:///usr/include/X11/extensions/dpms.h">X11/extensions/dpms.h</A>>
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<DL COMPACT>
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<DT id="1"><B>Bool DPMSQueryExtension</B>
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(
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<DD> Display <I>*display</I>,
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<DD> int <I>*event_base</I>,
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<DD> int <I>*error_base</I>
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);
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<BR>
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</DL>
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</PRE><A NAME="lbAD"> </A>
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<H2>ARGUMENTS</H2>
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<DL COMPACT>
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<DT id="2"><I>display</I>
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<DD>
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<DD>Specifies the connection to the X server
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<DT id="3"><I>event_base</I>
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<DD>
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Specifies the return location for the assigned base event
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<DT id="4"><I>error_base</I>
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<DD>
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Specifies the return location for the assigned base error
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</DL>
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<A NAME="lbAE"> </A>
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<H2>DESCRIPTION</H2>
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<P>
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The
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<I>DPMSQueryExtension</I>
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function queries the X server to determine the availability of the
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Display Power Management Signaling (DPMS)
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Extension. If the extension is available, it returns TRUE, and the
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<I>event_base</I>
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and
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<I>error_base</I>
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are set to the base event and error numbers, respectively. Otherwise, the
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return value is FALSE, and the
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values of
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<I>event_base</I>
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and
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<I>error_base</I>
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are undefined.
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<A NAME="lbAF"> </A>
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<H2>RETURN VALUES</H2>
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<DL COMPACT>
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<DT id="5">TRUE<DD>
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The
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<I>DPMSQueryExtension</I>
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function returns TRUE if the extension is available,
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and
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<I>event_base</I>
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and
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<I>error_base</I>
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are set to the base event number and base error number for the extension,
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respectively.
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<DT id="6">FALSE<DD>
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The
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<I>DPMSQueryExtension</I>
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function returns FALSE if extension is not available, and the values of
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<I>event_base</I>
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and
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<I>error_base</I>
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are undefined.
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</DL>
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<A NAME="lbAG"> </A>
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<H2>SEE ALSO</H2>
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<B><A HREF="/cgi-bin/man/man2html?3+DPMSGetVersion">DPMSGetVersion</A></B>(3)
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<P>
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<HR>
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<A NAME="index"> </A><H2>Index</H2>
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<DL>
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<DT id="7"><A HREF="#lbAB">NAME</A><DD>
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<DT id="8"><A HREF="#lbAC">SYNOPSIS</A><DD>
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<DT id="9"><A HREF="#lbAD">ARGUMENTS</A><DD>
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<DT id="10"><A HREF="#lbAE">DESCRIPTION</A><DD>
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<DT id="11"><A HREF="#lbAF">RETURN VALUES</A><DD>
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<DT id="12"><A HREF="#lbAG">SEE ALSO</A><DD>
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</DL>
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<HR>
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This document was created by
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<A HREF="/cgi-bin/man/man2html">man2html</A>,
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using the manual pages.<BR>
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Time: 00:05:39 GMT, March 31, 2021
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</BODY>
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</HTML>
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