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<TITLE>menu 3x</TITLE>
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<H1>menu 3x</H1>
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<!-- Manpage converted by man2html 3.0.1 -->
<STRONG><A HREF="menu.3x.html">menu(3x)</A></STRONG>                                                       <STRONG><A HREF="menu.3x.html">menu(3x)</A></STRONG>




</PRE>
<H2>NAME</H2><PRE>
       <STRONG>menu</STRONG> - curses extension for programming menus


</PRE>
<H2>SYNOPSIS</H2><PRE>
       <STRONG>#include</STRONG> <STRONG>&lt;menu.h&gt;</STRONG>


</PRE>
<H2>DESCRIPTION</H2><PRE>
       The  <STRONG>menu</STRONG> library provides terminal-independent facilities
       for composing menu systems  on  character-cell  terminals.
       The library includes: item routines, which create and mod-
       ify menu items; and menu routines, which group items  into
       menus, display menus on the screen, and handle interaction
       with the user.

       The <STRONG>menu</STRONG> library uses the <STRONG>curses</STRONG> libraries, and  a  curses
       initialization  routine  such  as  <STRONG>initscr</STRONG>  must be called
       before using any of these  functions.   To  use  the  <STRONG>menu</STRONG>
       library, link with the options <STRONG>-lmenu</STRONG> <STRONG>-lcurses</STRONG>.

   <STRONG>Current</STRONG> <STRONG>Default</STRONG> <STRONG>Values</STRONG> <STRONG>for</STRONG> <STRONG>Item</STRONG> <STRONG>Attributes</STRONG>
       The  <STRONG>menu</STRONG>  library  maintains  a  default  value  for item
       attributes.  You can get or set this  default  by  calling
       the  appropriate  <STRONG>get_</STRONG>  or  <STRONG>set_</STRONG>  routine with a <STRONG>NULL</STRONG> item
       pointer.  Changing  this  default  with  a  <STRONG>set_</STRONG>  function
       affects  future  item  creations,  but does not change the
       rendering of items already created.

   <STRONG>Routine</STRONG> <STRONG>Name</STRONG> <STRONG>Index</STRONG>
       The following table lists each <STRONG>menu</STRONG> routine and  the  name
       of the manual page on which it is described.

       <STRONG>curses</STRONG> Routine Name    Manual Page Name
       --------------------------------------------
       current_item           <STRONG><A HREF="mitem_current.3x.html">mitem_current(3x)</A></STRONG>
       free_item              <STRONG><A HREF="mitem_new.3x.html">mitem_new(3x)</A></STRONG>
       free_menu              <STRONG><A HREF="menu_new.3x.html">menu_new(3x)</A></STRONG>
       item_count             <STRONG><A HREF="menu_items.3x.html">menu_items(3x)</A></STRONG>
       item_description       <STRONG><A HREF="mitem_name.3x.html">mitem_name(3x)</A></STRONG>
       item_index             <STRONG><A HREF="mitem_current.3x.html">mitem_current(3x)</A></STRONG>
       item_init              <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       item_name              <STRONG><A HREF="mitem_name.3x.html">mitem_name(3x)</A></STRONG>
       item_opts              <STRONG><A HREF="mitem_opts.3x.html">mitem_opts(3x)</A></STRONG>
       item_opts_off          <STRONG><A HREF="mitem_opts.3x.html">mitem_opts(3x)</A></STRONG>
       item_opts_on           <STRONG><A HREF="mitem_opts.3x.html">mitem_opts(3x)</A></STRONG>
       item_term              <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       item_userptr           <STRONG><A HREF="mitem_userptr.3x.html">mitem_userptr(3x)</A></STRONG>
       item_value             <STRONG><A HREF="mitem_value.3x.html">mitem_value(3x)</A></STRONG>
       item_visible           <STRONG><A HREF="mitem_visible.3x.html">mitem_visible(3x)</A></STRONG>
       menu_back              <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       menu_driver            <STRONG><A HREF="menu_driver.3x.html">menu_driver(3x)</A></STRONG>
       menu_fore              <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       menu_format            <STRONG><A HREF="menu_format.3x.html">menu_format(3x)</A></STRONG>
       menu_grey              <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       menu_init              <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       menu_items             <STRONG><A HREF="menu_items.3x.html">menu_items(3x)</A></STRONG>
       menu_mark              <STRONG><A HREF="menu_mark.3x.html">menu_mark(3x)</A></STRONG>
       menu_opts              <STRONG><A HREF="menu_opts.3x.html">menu_opts(3x)</A></STRONG>
       menu_opts_off          <STRONG><A HREF="menu_opts.3x.html">menu_opts(3x)</A></STRONG>
       menu_opts_on           <STRONG><A HREF="menu_opts.3x.html">menu_opts(3x)</A></STRONG>
       menu_pad               <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       menu_pattern           <STRONG><A HREF="menu_pattern.3x.html">menu_pattern(3x)</A></STRONG>

       menu_request_by_name   <STRONG><A HREF="menu_requestname.3x.html">menu_requestname(3x)</A></STRONG>
       menu_request_name      <STRONG><A HREF="menu_requestname.3x.html">menu_requestname(3x)</A></STRONG>
       menu_spacing           <STRONG><A HREF="menu_spacing.3x.html">menu_spacing(3x)</A></STRONG>
       menu_sub               <STRONG><A HREF="menu_win.3x.html">menu_win(3x)</A></STRONG>
       menu_term              <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       menu_userptr           <STRONG><A HREF="menu_userptr.3x.html">menu_userptr(3x)</A></STRONG>
       menu_win               <STRONG><A HREF="menu_win.3x.html">menu_win(3x)</A></STRONG>
       new_item               <STRONG><A HREF="mitem_new.3x.html">mitem_new(3x)</A></STRONG>
       new_menu               <STRONG><A HREF="menu_new.3x.html">menu_new(3x)</A></STRONG>
       pos_menu_cursor        <STRONG><A HREF="menu_cursor.3x.html">menu_cursor(3x)</A></STRONG>
       post_menu              <STRONG><A HREF="menu_post.3x.html">menu_post(3x)</A></STRONG>
       scale_menu             <STRONG><A HREF="menu_win.3x.html">menu_win(3x)</A></STRONG>
       set_current_item       <STRONG><A HREF="mitem_current.3x.html">mitem_current(3x)</A></STRONG>
       set_item_init          <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       set_item_opts          <STRONG><A HREF="mitem_opts.3x.html">mitem_opts(3x)</A></STRONG>
       set_item_term          <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       set_item_userptr       <STRONG><A HREF="mitem_userptr.3x.html">mitem_userptr(3x)</A></STRONG>
       set_item_value         <STRONG><A HREF="mitem_value.3x.html">mitem_value(3x)</A></STRONG>
       set_menu_back          <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       set_menu_fore          <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       set_menu_format        <STRONG><A HREF="menu_format.3x.html">menu_format(3x)</A></STRONG>
       set_menu_grey          <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       set_menu_init          <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       set_menu_items         <STRONG><A HREF="menu_items.3x.html">menu_items(3x)</A></STRONG>
       set_menu_mark          <STRONG><A HREF="menu_mark.3x.html">menu_mark(3x)</A></STRONG>
       set_menu_opts          <STRONG><A HREF="mitem_opts.3x.html">mitem_opts(3x)</A></STRONG>
       set_menu_pad           <STRONG><A HREF="menu_attributes.3x.html">menu_attributes(3x)</A></STRONG>
       set_menu_pattern       <STRONG><A HREF="menu_pattern.3x.html">menu_pattern(3x)</A></STRONG>
       set_menu_spacing       <STRONG><A HREF="menu_spacing.3x.html">menu_spacing(3x)</A></STRONG>
       set_menu_sub           <STRONG><A HREF="menu_win.3x.html">menu_win(3x)</A></STRONG>
       set_menu_term          <STRONG><A HREF="menu_hook.3x.html">menu_hook(3x)</A></STRONG>
       set_menu_userptr       <STRONG><A HREF="menu_userptr.3x.html">menu_userptr(3x)</A></STRONG>
       set_menu_win           <STRONG><A HREF="menu_win.3x.html">menu_win(3x)</A></STRONG>
       set_top_row            <STRONG><A HREF="mitem_current.3x.html">mitem_current(3x)</A></STRONG>
       top_row                <STRONG><A HREF="mitem_current.3x.html">mitem_current(3x)</A></STRONG>
       unpost_menu            <STRONG><A HREF="menu_post.3x.html">menu_post(3x)</A></STRONG>


</PRE>
<H2>RETURN VALUE</H2><PRE>
       Routines  that return pointers return <STRONG>NULL</STRONG> on error.  Rou-
       tines that return an integer return one of  the  following
       error codes:

       <STRONG>E_OK</STRONG> The routine succeeded.

       <STRONG>E_BAD_ARGUMENT</STRONG>
            Routine  detected  an incorrect or out-of-range argu-
            ment.

       <STRONG>E_BAD_STATE</STRONG>
            Routine was called from an initialization or termina-
            tion function.

       <STRONG>E_NO_MATCH</STRONG>
            Character failed to match.

       <STRONG>E_NO_ROOM</STRONG>
            Menu is too large for its window.

       <STRONG>E_NOT_CONNECTED</STRONG>
            No items are connected to the menu.

       <STRONG>E_NOT_POSTED</STRONG>
            The menu has not been posted.

       <STRONG>E_NOT_SELECTABLE</STRONG>
            The designated item cannot be selected.

       <STRONG>E_POSTED</STRONG>
            The menu is already posted.

       <STRONG>E_REQUEST_DENIED</STRONG>
            The menu driver could not process the request.

       <STRONG>E_SYSTEM_ERROR</STRONG>
            System error occurred (see <STRONG>errno</STRONG>).

       <STRONG>E_UNKNOWN_COMMAND</STRONG>
            The menu driver code saw an unknown request code.


</PRE>
<H2>SEE ALSO</H2><PRE>
       <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG> and related pages whose names begin "menu_" for
       detailed descriptions of the entry points.


</PRE>
<H2>NOTES</H2><PRE>
       The header file <STRONG>&lt;menu.h&gt;</STRONG> automatically includes the header
       files <STRONG>&lt;curses.h&gt;</STRONG> and <STRONG>&lt;eti.h&gt;</STRONG>.

       In  your  library  list,  libmenu.a should be before libn-
       curses.a; that is, you want to say `-lmenu -lncurses', not
       the  other  way  around  (which would usually give a link-
       error).


</PRE>
<H2>PORTABILITY</H2><PRE>
       These routines emulate the System V  menu  library.   They
       were not supported on Version 7 or BSD versions.


</PRE>
<H2>AUTHORS</H2><PRE>
       Juergen  Pfeifer.  Manual pages and adaptation for ncurses
       by Eric S. Raymond.


</PRE>
<H2>SEE ALSO</H2><PRE>
       This describes <STRONG>ncurses</STRONG> version 5.6 (patch 20081011).



                                                               <STRONG><A HREF="menu.3x.html">menu(3x)</A></STRONG>
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