freebsd-dev/contrib/ncurses/form/fld_ftchoice.c

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/****************************************************************************
 *   Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997            *
 ****************************************************************************/

#include "form.priv.h"

MODULE_ID("$Id: fld_ftchoice.c,v 1.5 2000/12/10 02:09:38 tom Exp $")

/*---------------------------------------------------------------------------
|   Facility      :  libnform  
|   Function      :  int set_fieldtype_choice(
|                          FIELDTYPE *typ,
|                          bool (* const next_choice)(FIELD *,const void *),
|                          bool (* const prev_choice)(FIELD *,const void *))
|
|   Description   :  Define implementation of enumeration requests.
|
|   Return Values :  E_OK           - success
|                    E_BAD_ARGUMENT - invalid arguments
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(int)
set_fieldtype_choice
    (FIELDTYPE * typ,
     bool (* const next_choice) (FIELD *,const void *),
     bool (* const prev_choice) (FIELD *,const void *))
{
  if ( !typ || !next_choice || !prev_choice ) 
    RETURN(E_BAD_ARGUMENT);

  typ->status |= _HAS_CHOICE;
  typ->next = next_choice;
  typ->prev = prev_choice;
  RETURN(E_OK);
}

/* fld_ftchoice.c ends here */