xref: /minix3/lib/libform/form_opts.3 (revision a0e6850f820f09a03a1da1b4d78f9fafb3b9782f)
1*a0e6850fSThomas Cort.\"	$NetBSD: form_opts.3,v 1.10 2010/03/22 21:58:31 joerg Exp $
2*a0e6850fSThomas Cort.\"
3*a0e6850fSThomas Cort.\" Copyright (c) 2001
4*a0e6850fSThomas Cort.\"	Brett Lymn - blymn@baea.com.au, brett_lymn@yahoo.com.au
5*a0e6850fSThomas Cort.\"
6*a0e6850fSThomas Cort.\" This code is donated to The NetBSD Foundation by the author.
7*a0e6850fSThomas Cort.\"
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9*a0e6850fSThomas Cort.\" modification, are permitted provided that the following conditions
10*a0e6850fSThomas Cort.\" are met:
11*a0e6850fSThomas Cort.\" 1. Redistributions of source code must retain the above copyright
12*a0e6850fSThomas Cort.\"    notice, this list of conditions and the following disclaimer.
13*a0e6850fSThomas Cort.\" 2. Redistributions in binary form must reproduce the above copyright
14*a0e6850fSThomas Cort.\"    notice, this list of conditions and the following disclaimer in the
15*a0e6850fSThomas Cort.\"    documentation and/or other materials provided with the distribution.
16*a0e6850fSThomas Cort.\" 3. The name of the Author may not be used to endorse or promote
17*a0e6850fSThomas Cort.\"    products derived from this software without specific prior written
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20*a0e6850fSThomas Cort.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
21*a0e6850fSThomas Cort.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22*a0e6850fSThomas Cort.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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32*a0e6850fSThomas Cort.Dd January 1, 2001
33*a0e6850fSThomas Cort.Dt FORMS 3
34*a0e6850fSThomas Cort.Os
35*a0e6850fSThomas Cort.Sh NAME
36*a0e6850fSThomas Cort.Nm form_opts ,
37*a0e6850fSThomas Cort.Nm form_opts_off ,
38*a0e6850fSThomas Cort.Nm form_opts_on ,
39*a0e6850fSThomas Cort.Nm set_form_opts
40*a0e6850fSThomas Cort.Nd form library
41*a0e6850fSThomas Cort.Sh LIBRARY
42*a0e6850fSThomas Cort.Lb libform
43*a0e6850fSThomas Cort.Sh SYNOPSIS
44*a0e6850fSThomas Cort.In form.h
45*a0e6850fSThomas Cort.Ft Form_Options
46*a0e6850fSThomas Cort.Fn form_opts "FORM *form"
47*a0e6850fSThomas Cort.Ft int
48*a0e6850fSThomas Cort.Fn form_opts_off "FORM *form" "Form_Options options"
49*a0e6850fSThomas Cort.Ft int
50*a0e6850fSThomas Cort.Fn form_opts_on "FORM *form" "Form_Options options"
51*a0e6850fSThomas Cort.Ft int
52*a0e6850fSThomas Cort.Fn set_form_opts "FORM *form" "Form_Options options"
53*a0e6850fSThomas Cort.Sh DESCRIPTION
54*a0e6850fSThomas CortThe function
55*a0e6850fSThomas Cort.Fn form_opts
56*a0e6850fSThomas Cortreturns the current options that are set on the given form.
57*a0e6850fSThomas CortThe
58*a0e6850fSThomas Cort.Fn form_opts_off
59*a0e6850fSThomas Cortwill turn off the form options given in
60*a0e6850fSThomas Cort.Fa options
61*a0e6850fSThomas Cortfor the form, similarly,
62*a0e6850fSThomas Cort.Fn form_opts_on
63*a0e6850fSThomas Cortwill turn on the options specified in
64*a0e6850fSThomas Cort.Fa options
65*a0e6850fSThomas Cortfor the given form.
66*a0e6850fSThomas CortThe form options can be set to an explicit set by calling
67*a0e6850fSThomas Cort.Fn set_form_opts .
68*a0e6850fSThomas Cort.Sh PARAMETERS
69*a0e6850fSThomas CortThe following form options are valid:
70*a0e6850fSThomas Cort.Pp
71*a0e6850fSThomas Cort.Bl -tag -width O_BS_OVERLOAD -compact
72*a0e6850fSThomas Cort.It O_BS_OVERLOAD
73*a0e6850fSThomas CortIf this option is set and the cursor is at the first character in the
74*a0e6850fSThomas Cortfield then the backspace character will perform the same function as a
75*a0e6850fSThomas CortREQ_PREV_FIELD driver request, moving to the previous field in the
76*a0e6850fSThomas Cortform.
77*a0e6850fSThomas Cort.It O_NL_OVERLOAD
78*a0e6850fSThomas CortIf this option is set and the cursor is at the end of the field then
79*a0e6850fSThomas Cortthe new line character will perform the same function as a
80*a0e6850fSThomas CortREQ_NEXT_FIELD driver request, moving to the next field in the form.
81*a0e6850fSThomas Cort.El
82*a0e6850fSThomas Cort.Pp
83*a0e6850fSThomas CortBy default no form options are set.
84*a0e6850fSThomas Cort.Sh RETURN VALUES
85*a0e6850fSThomas CortFunctions returning pointers will return
86*a0e6850fSThomas Cort.Dv NULL
87*a0e6850fSThomas Cortif an error is detected.
88*a0e6850fSThomas CortThe functions that return an int will return one of the following error
89*a0e6850fSThomas Cortvalues:
90*a0e6850fSThomas Cort.Pp
91*a0e6850fSThomas Cort.Bl -tag -width E_UNKNOWN_COMMAND -compact
92*a0e6850fSThomas Cort.It Er E_OK
93*a0e6850fSThomas CortThe function was successful.
94*a0e6850fSThomas Cort.El
95*a0e6850fSThomas Cort.Sh SEE ALSO
96*a0e6850fSThomas Cort.Xr curses 3 ,
97*a0e6850fSThomas Cort.Xr forms 3
98*a0e6850fSThomas Cort.Sh NOTES
99*a0e6850fSThomas CortThe header
100*a0e6850fSThomas Cort.In form.h
101*a0e6850fSThomas Cortautomatically includes both
102*a0e6850fSThomas Cort.In curses.h
103*a0e6850fSThomas Cortand
104*a0e6850fSThomas Cort.In eti.h .
105