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30 * @Id: mitem_value.3x,v 1.6 2002/02/16 22:40:59 tom Exp @
34 <TITLE>mitem_value 3x</TITLE>
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39 <H1>mitem_value 3x</H1>
42 <!-- Manpage converted by man2html 3.0.1 -->
46 <STRONG>mitem_value</STRONG> - set and get menu item values
50 <H2>SYNOPSIS</H2><PRE>
51 <STRONG>#include</STRONG> <STRONG><menu.h></STRONG>
52 int set_item_value(ITEM *item, bool value);
53 bool item_value(const ITEM *item);
57 <H2>DESCRIPTION</H2><PRE>
58 If you turn off the menu option <STRONG>O_ONEVALUE</STRONG> (e.g., with
59 <STRONG>set_menu_opts</STRONG> or <STRONG>menu_opts_off</STRONG>; see <STRONG><A HREF="menu_opts.3x.html">menu_opts(3x)</A></STRONG>), the
60 menu becomes multi-valued; that is, more than one item may
61 simultaneously be selected.
63 In a multi_valued menu, you can used <STRONG>set_item_value</STRONG> to
64 select the given menu item (second argument <STRONG>TRUE</STRONG>) or dese-
65 lect it (second argument <STRONG>FALSE</STRONG>).
69 <H2>RETURN VALUE</H2><PRE>
70 The function <STRONG>set_item_value</STRONG> returns one of the following:
72 <STRONG>E_OK</STRONG> The routine succeeded.
74 <STRONG>E_SYSTEM_ERROR</STRONG>
75 System error occurred (see <STRONG>errno</STRONG>).
77 <STRONG>E_REQUEST_DENIED</STRONG>
78 The menu driver could not process the request.
82 <H2>SEE ALSO</H2><PRE>
83 <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="menu.3x.html">menu(3x)</A></STRONG>.
88 The header file <STRONG><menu.h></STRONG> automatically includes the header
89 file <STRONG><curses.h></STRONG>.
93 <H2>PORTABILITY</H2><PRE>
94 These routines emulate the System V menu library. They
95 were not supported on Version 7 or BSD versions.
100 Juergen Pfeifer. Manual pages and adaptation for new
101 curses by Eric S. Raymond.
116 Man(1) output converted with
117 <a href="http://www.oac.uci.edu/indiv/ehood/man2html.html">man2html</a>