NAME    [Toc]    [Back]

       form_field - make and break connections between fields and forms

SYNOPSIS    [Toc]    [Back]

       #include <form.h>
       int set_form_fields(FORM *form, FIELD **fields);
       FIELD **form_fields(const FORM *form);
       int field_count(const FORM *form);
       int move_field(FIELD *field, int frow, int fcol);

DESCRIPTION    [Toc]    [Back]

       The  function  set_form_fields  changes	the field pointer array of the
       given form.  The array must be terminated by a NULL.

       The function form_fields returns the field array of the given form.

       The function field_count returns the count of fields in form.

       The function move_field move the given field  (which  must  be  disconnected)
 to a specified location on the screen.

RETURN VALUES    [Toc]    [Back]

       The function form_fields returns NULL on error.

       The  function  field_count returns ERR (the general curses error return
       value) on error.

       The functions set_form_fields and move_field return one of the  following
 codes on error:

       E_OK The routine succeeded.

       E_SYSTEM_ERROR    [Toc]    [Back]
	    System error occurred (see errno).

       E_BAD_ARGUMENT    [Toc]    [Back]
	    Routine detected an incorrect or out-of-range argument.

       E_POSTED    [Toc]    [Back]
	    The form is already posted.

       E_CONNECTED    [Toc]    [Back]
	    The field is already connected to a form.

SEE ALSO    [Toc]    [Back]

       curses(3X), form(3X).

NOTES    [Toc]    [Back]

       The  header  file  <form.h>  automatically  includes  the  header  file
       <curses.h>.

PORTABILITY    [Toc]    [Back]

       These routines emulate the System V forms library.  They were not  supported
 on Version 7 or BSD versions.

       The  SVr4  forms  library documentation specifies the field_count error
       value as -1 (which is the value of ERR).

AUTHORS    [Toc]    [Back]

       Juergen Pfeifer.  Manual pages and adaptation for new curses by Eric S.
       Raymond.



								form_field(3X)