form_field_opts - set and get field options
int set_field_opts(FIELD *field, OPTIONS opts);
int field_opts_on(FIELD *field, OPTIONS opts);
int field_opts_off(FIELD *field, OPTIONS opts);
OPTIONS field_opts(const FIELD *field);
The function set_field_opts sets all the given field's
option bits (field option bits may be logically-OR'ed
The function field_opts_on turns on the given option bits,
and leaves others alone.
The function field_opts_off turns off the given option
bits, and leaves others alone.
The function field_opts returns the field's current option
The following options are defined (all are on by default):
The field is displayed. If this option is off, dis-
play of the field is suppressed,
The field is visited during processing. If this
option is off, the field will not be reachable by
navigation keys. Please notice that an invisible
field appears to be inactive also.
The field contents are displayed as data is entered.
The field can be edited.
Words that don't fit on a line are wrapped to the
next line. Words are blank-separated.
The field is cleared whenever a character is entered
at the first position.
Skip to the next field when this one fills
Allow a blank field.
Field buffers are fixed to field's original size.
Validate field only if modified by user.
Except for field_opts, each routine returns one of the
E_OK The routine succeeded.
System error occurred (see errno).
The field is the current field.
NOTES The header file <form.h> automatically includes the
header file <curses.h>.
These routines emulate the System V forms library. They
were not supported on Version 7 or BSD versions.
Juergen Pfeifer. Manual pages and adaptation for new
curses by Eric S. Raymond.
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