NAME
dup_field,
free_field,
link_field,
new_field
- form library
LIBRARY
Curses Form Library (libform, -lform)
SYNOPSIS
FIELD *
dup_field(FIELD *field, int frow, int fcol)
int
free_field(FIELD *field)
FIELD *
link_field(FIELD *field, int frow, int fcol)
FIELD *
new_field(
int rows
int cols
int frow
int fcol
int nrows
int nbuf
)
DESCRIPTION
The
dup_field()
function duplicates the given field, including any buffers associated
with the field and returns the pointer to the newly created field.
free_field()
destroys the field and frees any allocated resources associated with
the field.
The function
link_field()
copies the given field to a new field at the location
frow
and
fcol
but shares the buffers with the original field.
new_field()
creates a new field of size
rows
by
cols
at location
frow,
fcol
on the page, the argument
nrows
specified the number of off screen rows the field has and the
nbuf
parameter specifies the number of extra buffers attached to the
field.
There will always be one buffer associated with a field.
RETURN VALUES
On error
dup_field()
and
new_field()
will return
NULL.
The functions will one of the following error
values:
E_OK-
The function was successful.
E_BAD_ARGUMENT-
A bad argument was passed to the function.
E_CONNECTED-
The field is connected to a form.
SEE ALSO
curses(3),
forms(3)
NOTES
The header
<form.h>
automatically includes both
<curses.h>
and
<eti.h>.