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diff --git a/doc/html/man/curs_inch.3x.html b/doc/html/man/curs_inch.3x.html index 6157c4a..8de0774 100644 --- a/doc/html/man/curs_inch.3x.html +++ b/doc/html/man/curs_inch.3x.html @@ -1,8 +1,8 @@ -<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"> <!-- * t **************************************************************************** - * Copyright (c) 1998-2006,2010 Free Software Foundation, Inc. * + * Copyright 2018-2019,2020 Thomas E. Dickey * + * Copyright 1998-2010,2017 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * @@ -28,32 +28,31 @@ * sale, use or other dealings in this Software without prior written * * authorization. * **************************************************************************** - * @Id: curs_inch.3x,v 1.17 2010/12/04 18:36:44 tom Exp @ + * @Id: curs_inch.3x,v 1.23 2020/02/02 23:34:34 tom Exp @ --> +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"> <HTML> <HEAD> +<meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> +<meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts"> <TITLE>curs_inch 3x</TITLE> -<link rev=made href="mailto:bug-ncurses@gnu.org"> +<link rel="author" href="mailto:bug-ncurses@gnu.org"> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> </HEAD> <BODY> -<H1>curs_inch 3x</H1> -<HR> +<H1 class="no-header">curs_inch 3x</H1> <PRE> -<!-- Manpage converted by man2html 3.0.1 --> -<STRONG><A HREF="curs_inch.3x.html">curs_inch(3x)</A></STRONG> <STRONG><A HREF="curs_inch.3x.html">curs_inch(3x)</A></STRONG> +<STRONG><A HREF="curs_inch.3x.html">curs_inch(3x)</A></STRONG> <STRONG><A HREF="curs_inch.3x.html">curs_inch(3x)</A></STRONG> -</PRE> -<H2>NAME</H2><PRE> - <STRONG>inch</STRONG>, <STRONG>winch</STRONG>, <STRONG>mvinch</STRONG>, <STRONG>mvwinch</STRONG> - get a character and - attributes from a <STRONG>curses</STRONG> window +</PRE><H2><a name="h2-NAME">NAME</a></H2><PRE> + <STRONG>inch</STRONG>, <STRONG>winch</STRONG>, <STRONG>mvinch</STRONG>, <STRONG>mvwinch</STRONG> - get a character and attributes from a + <STRONG>curses</STRONG> window -</PRE> -<H2>SYNOPSIS</H2><PRE> +</PRE><H2><a name="h2-SYNOPSIS">SYNOPSIS</a></H2><PRE> <STRONG>#include</STRONG> <STRONG><curses.h></STRONG> <STRONG>chtype</STRONG> <STRONG>inch(void);</STRONG> @@ -62,54 +61,93 @@ <STRONG>chtype</STRONG> <STRONG>mvwinch(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>y,</STRONG> <STRONG>int</STRONG> <STRONG>x);</STRONG> -</PRE> -<H2>DESCRIPTION</H2><PRE> - These routines return the character, of type <STRONG>chtype</STRONG>, at - the current position in the named window. If any - attributes are set for that position, their values are - OR'ed into the value returned. Constants defined in - <STRONG><curses.h></STRONG> can be used with the <STRONG>&</STRONG> (logical AND) operator - to extract the character or attributes alone. - - <STRONG>Attributes</STRONG> - The following bit-masks may be AND-ed with characters - returned by <STRONG>winch</STRONG>. +</PRE><H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE> + These routines return the character, of type <STRONG>chtype</STRONG>, at the current + position in the named window. If any attributes are set for that posi- + tion, their values are OR'ed into the value returned. Constants + defined in <STRONG><curses.h></STRONG> can be used with the <STRONG>&</STRONG> (logical AND) operator to + extract the character or attributes alone. + + +</PRE><H3><a name="h3-Attributes">Attributes</a></H3><PRE> + The following bit-masks may be AND-ed with characters returned by + <STRONG>winch</STRONG>. <STRONG>A_CHARTEXT</STRONG> Bit-mask to extract character <STRONG>A_ATTRIBUTES</STRONG> Bit-mask to extract attributes <STRONG>A_COLOR</STRONG> Bit-mask to extract color-pair field information -</PRE> -<H2>RETURN VALUE</H2><PRE> - Functions with a "mv" prefix first perform a cursor move- - ment using <STRONG>wmove</STRONG>, and return an error if the position is - outside the window, or if the window pointer is null. +</PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE> + Functions with a "mv" prefix first perform a cursor movement using + <STRONG>wmove</STRONG>, and return an error if the position is outside the window, or if + the window pointer is null. + The <STRONG>winch</STRONG> function does not return an error if the window contains + characters larger than 8-bits (255). Only the low-order 8 bits of the + character are used by <STRONG>winch</STRONG>. -</PRE> -<H2>NOTES</H2><PRE> + +</PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE> Note that all of these routines may be macros. -</PRE> -<H2>PORTABILITY</H2><PRE> - These functions are described in the XSI Curses standard, - Issue 4. +</PRE><H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE> + These functions are described in the XSI Curses standard, Issue 4. + Very old systems (before standardization) provide a different function + with the same name: -</PRE> -<H2>SEE ALSO</H2><PRE> - <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>. + <STRONG>o</STRONG> The <STRONG>winch</STRONG> function was part of the original BSD curses library, + which stored a 7-bit character combined with the <EM>standout</EM> + attribute. + + In BSD curses, <STRONG>winch</STRONG> returned only the character (as an integer) + with the <EM>standout</EM> attribute removed. + + <STRONG>o</STRONG> System V curses added support for several video attributes which + could be combined with characters in the window. + + Reflecting this improvement, the function was altered to return the + character combined with all video attributes in a <STRONG>chtype</STRONG> value. + + X/Open Curses does not specify the size and layout of attributes, color + and character values in <STRONG>chtype</STRONG>; it is implementation-dependent. This + implementation uses 8 bits for character values. An application using + more bits, e.g., a Unicode value, should use the wide-character equiva- + lents to these functions. + + +</PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE> + <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG> + gives an overview of the WINDOW and <STRONG>chtype</STRONG> data types. + + <STRONG><A HREF="curs_attr.3x.html">curs_attr(3x)</A></STRONG> + goes into more detail, pointing out portability problems and con- + straints on the use of <STRONG>chtype</STRONG> for returning window information. - Comparable functions in the wide-character (ncursesw) - library are described in <STRONG><A HREF="curs_in_wch.3x.html">curs_in_wch(3x)</A></STRONG>. + <STRONG><A HREF="curs_in_wch.3x.html">curs_in_wch(3x)</A></STRONG> + describes comparable functions for the wide-character (ncursesw) + library. - <STRONG><A HREF="curs_inch.3x.html">curs_inch(3x)</A></STRONG> + <STRONG><A HREF="curs_inch.3x.html">curs_inch(3x)</A></STRONG> </PRE> -<HR> -Man(1) output converted with <a href="http://invisible-island.net/scripts/readme.html#others_scripts">man2html</a> +<div class="nav"> +<ul> +<li><a href="#h2-NAME">NAME</a></li> +<li><a href="#h2-SYNOPSIS">SYNOPSIS</a></li> +<li><a href="#h2-DESCRIPTION">DESCRIPTION</a> +<ul> +<li><a href="#h3-Attributes">Attributes</a></li> +</ul> +</li> +<li><a href="#h2-RETURN-VALUE">RETURN VALUE</a></li> +<li><a href="#h2-NOTES">NOTES</a></li> +<li><a href="#h2-PORTABILITY">PORTABILITY</a></li> +<li><a href="#h2-SEE-ALSO">SEE ALSO</a></li> +</ul> +</div> </BODY> </HTML> |