Content-type: text/html Man page of form_field_validation

form_field_validation

Section: Curses Library Functions (3CURSES)
Updated: 31 Dec 1996
Index Return to Main Contents
 

NAME

form_field_validation, set_field_type, field_type, field_arg - forms field data type validation  

SYNOPSIS

cc [ flag... ] file... -lform -lcurses [ library... ]
#include <form.h>

int set_field_type(FIELD *field, FIELDTYPE *type, ...);

FIELDTYPE *field_type(FIELD *field);

char *field_arg(FIELD *field);  

DESCRIPTION

set_field_type() associates the specified field type with field. Certain field types take additional arguments. TYPE_ALNUM, for instance, requires one, the minimum width specification for the field. The other predefined field types are: TYPE_ALPHA, TYPE_ENUM, TYPE_INTEGER, TYPE_NUMERIC, and TYPE_REGEXP.

field_type() returns a pointer to the field type of field. NULL is returned if no field type is assigned.

field_arg() returns a pointer to the field arguments associated with the field type of field. NULL is returned if no field type is assigned.  

RETURN VALUES

field_type() and field_arg() return NULL on error.

set_field_type() returns one of the following:

E_OK The function returned successfully.

E_SYSTEM_ERROR System error.


   

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE
MT-LevelUnsafe

 

SEE ALSO

curses(3CURSES), forms(3CURSES), attributes(5)  

NOTES

The header <form.h> automatically includes the headers <eti.h> and <curses.h>.


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUES
ATTRIBUTES
SEE ALSO
NOTES

This document was created by man2html, using the manual pages.
Time: 02:38:36 GMT, October 02, 2010