#include<form.h>
int set_current_field(FORM *form, FIELD *field);
FIELD *current_field(const FORM *);
+ int unfocus_current_field(FORM *form);
int set_form_page(FORM *form, int n);
int form_page(const FORM *form);
int field_index(const FIELD *field);
-
-
DESCRIPTION
- The function set_currentfield sets the current field of
- the given form; current_field returns the current field of
- the given form.
+
+ The function set_current_field sets the current field of the given
+ form; current_field returns the current field of the given form.
- The function set_form_page sets the form's page number
- (goes to page n of the form).
+ The function unfocus_current_field removes the focus from the current
+ field of the form. In such state, inquiries via current_field shall
+ return a NULL pointer.
- The function form_page returns the form's current page
- number.
+ The function set_form_page sets the form's page number (goes to page n
+ of the form).
- The function field_index returns the index of the field in
- the field array of the form it is connected to. It returns
- ERR if the argument is the null pointer or the field is
- not connected.
+ The function form_page returns the form's current page number.
+ The function field_index returns the index of the field in the field
+ array of the form it is connected to. It returns ERR if the argument
+ is the null pointer or the field is not connected.
-
-
RETURN VALUE
- Except for form_page, each routine returns one of the fol-
- lowing:
+
+
+ Except for form_page, each routine returns one of the following:
E_OK The routine succeeded.
E_BAD_ARGUMENT
- Routine detected an incorrect or out-of-range argu-
- ment.
+ Routine detected an incorrect or out-of-range argument.
E_BAD_STATE
- Routine was called from an initialization or termina-
- tion function.
+ Routine was called from an initialization or termination function.
E_INVALID_FIELD
Contents of a field are not valid.
@@ -101,39 +96,44 @@
The form driver could not process the request.
E_SYSTEM_ERROR
- System error occurred (see errno).
+ System error occurred (see errno(3)).
-
+ These routines emulate the System V forms library. They were not sup-
+ ported on Version 7 or BSD versions.
+ The unfocus_current_field function is an ncurses extension.
-
-
AUTHORS
- Juergen Pfeifer. Manual pages and adaptation for new
- curses by Eric S. Raymond.
+
+