ncurses 6.2 - patch 20210626
[ncurses.git] / doc / html / man / form_opts.3x.html
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43 <H1 class="no-header">form_opts 3x</H1>
44 <PRE>
45 <STRONG><A HREF="form_opts.3x.html">form_opts(3x)</A></STRONG>                                                    <STRONG><A HREF="form_opts.3x.html">form_opts(3x)</A></STRONG>
46
47
48
49
50 </PRE><H2><a name="h2-NAME">NAME</a></H2><PRE>
51        <STRONG>set_form_opts</STRONG>,  <STRONG>form_opts_on</STRONG>,  <STRONG>form_opts_off</STRONG>,  <STRONG>form_opts</STRONG>  - set and get
52        form options
53
54
55 </PRE><H2><a name="h2-SYNOPSIS">SYNOPSIS</a></H2><PRE>
56        <STRONG>#include</STRONG> <STRONG>&lt;form.h&gt;</STRONG>
57
58        <STRONG>int</STRONG> <STRONG>set_form_opts(FORM</STRONG> <STRONG>*</STRONG><EM>form</EM><STRONG>,</STRONG> <STRONG>Field_Options</STRONG> <EM>opts</EM><STRONG>);</STRONG>
59        <STRONG>Field_Options</STRONG> <STRONG>form_opts(const</STRONG> <STRONG>FORM</STRONG> <STRONG>*</STRONG><EM>form</EM><STRONG>);</STRONG>
60
61        <STRONG>int</STRONG> <STRONG>form_opts_on(FORM</STRONG> <STRONG>*</STRONG><EM>form</EM><STRONG>,</STRONG> <STRONG>Field_Options</STRONG> <EM>opts</EM><STRONG>);</STRONG>
62        <STRONG>int</STRONG> <STRONG>form_opts_off(FORM</STRONG> <STRONG>*</STRONG><EM>form</EM><STRONG>,</STRONG> <STRONG>Field_Options</STRONG> <EM>opts</EM><STRONG>);</STRONG>
63
64
65 </PRE><H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE>
66        The function <STRONG>set_form_opts</STRONG> sets all the given form's option bits  (form
67        option bits may be logically-OR'ed together).
68
69        The  function  <STRONG>form_opts_on</STRONG>  turns on the given option bits, and leaves
70        others alone.
71
72        The function <STRONG>form_opts_off</STRONG> turns off the given option bits, and  leaves
73        others alone.
74
75        The function <STRONG>form_opts</STRONG> returns the form's current option bits.
76
77        The following options are defined (all are on by default):
78
79        O_NL_OVERLOAD
80             Overload  the <STRONG>REQ_NEW_LINE</STRONG> forms driver request so that calling it
81             at the end of a field goes to the next field.
82
83        O_BS_OVERLOAD
84             Overload the <STRONG>REQ_DEL_PREV</STRONG> forms driver request so that calling  it
85             at the beginning of a field goes to the previous field.
86
87
88 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
89        Except for <STRONG>form_opts</STRONG>, each routine returns one of the following:
90
91        <STRONG>E_OK</STRONG> The routine succeeded.
92
93        <STRONG>E_SYSTEM_ERROR</STRONG>
94             System error occurred (see <STRONG>errno(3)</STRONG>).
95
96
97 </PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
98        <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="form.3x.html">form(3x)</A></STRONG>.
99
100
101 </PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE>
102        The  header  file  <STRONG>&lt;form.h&gt;</STRONG>  automatically  includes  the  header  file
103        <STRONG>&lt;curses.h&gt;</STRONG>.
104
105
106 </PRE><H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
107        These routines emulate the System  V  forms  library.   They  were  not
108        supported on Version 7 or BSD versions.
109
110
111 </PRE><H2><a name="h2-AUTHORS">AUTHORS</a></H2><PRE>
112        Juergen Pfeifer.  Manual pages and adaptation for new curses by Eric S.
113        Raymond.
114
115
116
117                                                                  <STRONG><A HREF="form_opts.3x.html">form_opts(3x)</A></STRONG>
118 </PRE>
119 <div class="nav">
120 <ul>
121 <li><a href="#h2-NAME">NAME</a></li>
122 <li><a href="#h2-SYNOPSIS">SYNOPSIS</a></li>
123 <li><a href="#h2-DESCRIPTION">DESCRIPTION</a></li>
124 <li><a href="#h2-RETURN-VALUE">RETURN VALUE</a></li>
125 <li><a href="#h2-SEE-ALSO">SEE ALSO</a></li>
126 <li><a href="#h2-NOTES">NOTES</a></li>
127 <li><a href="#h2-PORTABILITY">PORTABILITY</a></li>
128 <li><a href="#h2-AUTHORS">AUTHORS</a></li>
129 </ul>
130 </div>
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