77 lines
2.4 KiB
Groff
77 lines
2.4 KiB
Groff
.\" $NetBSD: form_data.3,v 1.10 2017/10/23 15:23:55 abhinav Exp $
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.\"
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.\" Copyright (c) 2001
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.\" Brett Lymn - blymn@baea.com.au, brett_lymn@yahoo.com.au
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.\"
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.\" This code is donated to The NetBSD Foundation by the author.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. The name of the Author may not be used to endorse or promote
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.\" products derived from this software without specific prior written
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.\" permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.Dd January 1, 2001
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.Dt FORM_DATA 3
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.Os
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.Sh NAME
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.Nm data_ahead ,
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.Nm data_behind
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.Nd form library
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.Sh LIBRARY
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.Lb libform
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.Sh SYNOPSIS
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.In form.h
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.Ft int
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.Fn data_ahead "FORM *form"
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.Ft int
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.Fn data_behind "FORM *form"
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.Sh DESCRIPTION
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If there is data offscreen to the right of the current field of the
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given form then
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.Fn data_ahead
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will return
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.Dv TRUE ,
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otherwise
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.Dv FALSE
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is returned.
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Similarly, if there is
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data offscreen to the left of the current field of the given form then
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.Fn data_behind
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will return
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.Dv TRUE .
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.Sh RETURN VALUES
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If the condition is met then the functions will return
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.Dv TRUE ,
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if there
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is an error or there is no data offscreen the functions will return
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.Dv FALSE .
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.Sh SEE ALSO
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.Xr curses 3 ,
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.Xr forms 3
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.Sh NOTES
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The header
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.In form.h
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automatically includes both
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.In curses.h
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and
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.In eti.h .
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