ncurses 5.9 - patch 20111015

[ncurses.git] / man / curs_getch.3x

diff --git a/man/curs_getch.3x b/man/curs_getch.3x
index e804165521cf2ba1cf29e7a0fde30f2deda9c161..2d5d6fda785ff4e910afac7cc7ec8c1d347510ad 100644 (file)
--- a/man/curs_getch.3x
+++ b/man/curs_getch.3x
@@ -1,6 +1,6 @@
 '\" t
 .\"***************************************************************************
 '\" t
 .\"***************************************************************************

-.\" Copyright (c) 1998-2006,2010 Free Software Foundation, Inc.              *
+.\" Copyright (c) 1998-2010,2011 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            *
 .\"                                                                          *
 .\" Permission is hereby granted, free of charge, to any person obtaining a  *
 .\" copy of this software and associated documentation files (the            *


@@ -27,10 +27,13 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"

-.\" $Id: curs_getch.3x,v 1.31 2010/01/30 21:29:04 tom Exp $
+.\" $Id: curs_getch.3x,v 1.36 2011/01/22 19:38:51 tom Exp $

 .TH curs_getch 3X ""
 .na
 .hy 0
 .TH curs_getch 3X ""
 .na
 .hy 0

+.de bP
+.IP \(bu 4
+..

 .SH NAME
 \fBgetch\fR,
 \fBwgetch\fR,
 .SH NAME
 \fBgetch\fR,
 \fBwgetch\fR,


@@ -245,6 +248,10 @@ returns an error
 if the window pointer is null, or
 if its timeout expires without having any data.
 .RE
 if the window pointer is null, or
 if its timeout expires without having any data.
 .RE

+.PP
+Functions with a "mv" prefix first perform a cursor movement using
+\fBwmove\fP, and return an error if the position is outside the window,
+or if the window pointer is null.

 .SH NOTES
 Use of the escape key by a programmer for a single character function is
 discouraged, as it will cause a delay of up to one second while the
 .SH NOTES
 Use of the escape key by a programmer for a single character function is
 discouraged, as it will cause a delay of up to one second while the


@@ -260,6 +267,20 @@ If it says that \fBKEY_ENTER\fP is control/M,
 \fBgetch\fR will return \fBKEY_ENTER\fP
 when you press control/M.
 .PP
 \fBgetch\fR will return \fBKEY_ENTER\fP
 when you press control/M.
 .PP

+Generally, \fBKEY_ENTER\fP denotes the character(s) sent by the \fIEnter\fP
+key on the numeric keypad:
+.bP
+the terminal description lists the most useful keys,
+.bP
+the \fIEnter\fP key on the regular keyboard is already handled by
+the standard ASCII characters for carriage-return and line-feed,
+.bP
+depending on whether \fBnl\fP or \fBnonl\fP was called,
+pressing "Enter" on the regular keyboard may return either a carriage-return
+or line-feed, and finally
+.bP
+"Enter or send" is the standard description for this key.
+.PP

 When using \fBgetch\fR, \fBwgetch\fR, \fBmvgetch\fR, or
 \fBmvwgetch\fR, nocbreak mode (\fBnocbreak\fR) and echo mode
 (\fBecho\fR) should not be used at the same time.
 When using \fBgetch\fR, \fBwgetch\fR, \fBmvgetch\fR, or
 \fBmvwgetch\fR, nocbreak mode (\fBnocbreak\fR) and echo mode
 (\fBecho\fR) should not be used at the same time.


@@ -312,6 +333,7 @@ any code using it be conditionalized on the \fBNCURSES_VERSION\fR feature macro.
 .SH SEE ALSO
 \fBcurses\fR(3X),
 \fBcurs_inopts\fR(3X),
 .SH SEE ALSO
 \fBcurses\fR(3X),
 \fBcurs_inopts\fR(3X),

+\fBcurs_outopts\fR(3X),

 \fBcurs_mouse\fR(3X),
 \fBcurs_move\fR(3X),
 \fBcurs_refresh\fR(3X),
 \fBcurs_mouse\fR(3X),
 \fBcurs_move\fR(3X),
 \fBcurs_refresh\fR(3X),


@@ -320,9 +342,3 @@ any code using it be conditionalized on the \fBNCURSES_VERSION\fR feature macro.
 Comparable functions in the wide-character (ncursesw) library are
 described in
 \fBcurs_get_wch\fR(3X).
 Comparable functions in the wide-character (ncursesw) library are
 described in
 \fBcurs_get_wch\fR(3X).

-.\"#
-.\"# The following sets edit modes for GNU EMACS
-.\"# Local Variables:
-.\"# mode:nroff
-.\"# fill-column:79
-.\"# End: