- The form library provides terminal-independent facilities for composing
+ The form library provides terminal-independent facilities for composing
form screens on character-cell terminals. The library includes: field
routines, which create and modify form fields; and form routines, which
group fields into forms, display forms on the screen, and handle
interaction with the user.
- The form library uses the curses libraries. To use the form library,
- link with the options -lform-lcurses.
+ The form library uses the curses libraries. To use the form library,
+ link with the options -lform-lcurses.
Your program should set up the locale, e.g.,
- setlocale(LC_ALL,"");
+ setlocale(LC_ALL,"");
so that input/output processing will work.
- A curses initialization routine such as initscr must be called before
+ A curses initialization routine such as initscr must be called before
using any of these functions.
- The form library maintains a default value for field attributes. You
- can get or set this default by calling the appropriate set_ or
- retrieval routine with a NULL field pointer. Changing this default
- with a set_ function affects future field creations, but does not
+ The form library maintains a default value for field attributes. You
+ can get or set this default by calling the appropriate set_ or
+ retrieval routine with a NULL field pointer. Changing this default
+ with a set_ function affects future field creations, but does not
change the rendering of fields already created.
- Routines that return pointers return NULL on error, and set errno to
+ Routines that return pointers return NULL on error, and set errno to
the corresponding error-code returned by functions returning an
integer. Routines that return an integer return one of the following
error codes:
- E_OK The routine succeeded.
+ E_OK The routine succeeded.
- E_BAD_ARGUMENT
+ E_BAD_ARGUMENT
Routine detected an incorrect or out-of-range argument.
- E_BAD_STATE
+ E_BAD_STATE
Routine was called from an initialization or termination function.
- E_CONNECTED
+ E_CONNECTED
The field is already connected to a form.
- E_INVALID_FIELD
+ E_INVALID_FIELD
Contents of a field are not valid.
- E_NOT_CONNECTED
+ E_NOT_CONNECTED
No fields are connected to the form.
- E_NOT_POSTED
+ E_NOT_POSTED
The form has not been posted.
- E_NO_ROOM
+ E_NO_ROOM
Form is too large for its window.
- E_POSTED
+ E_POSTED
The form is already posted.
- E_REQUEST_DENIED
+ E_REQUEST_DENIED
The form driver could not process the request.
- E_SYSTEM_ERROR
- System error occurred (see errno(3)).
+ E_SYSTEM_ERROR
+ System error occurred (see errno(3)).
- E_UNKNOWN_COMMAND
+ E_UNKNOWN_COMMAND
The form driver code saw an unknown request code.
- The header file <form.h> automatically includes the header files
- <curses.h> and <eti.h>.
+ The header file <form.h> automatically includes the header files
+ <curses.h> and <eti.h>.
In your library list, libform.a should be before libncurses.a; that is,
you want to say "-lform -lncurses", not the other way around (which
@@ -223,20 +223,20 @@
These routines emulate the System V forms library. They were not
supported on Version 7 or BSD versions.
- The menu facility was documented in SVr4.2 in CharacterUserInterface
- Programming(UNIXSVR4.2).
+ The menu facility was documented in SVr4.2 in CharacterUserInterface
+ Programming(UNIXSVR4.2).
It is not part of X/Open Curses.
Aside from ncurses, there are few implementations:
- o systems based on SVr4 source code, e.g., Solaris.
+ o systems based on SVr4 source code, e.g., Solaris.
- o NetBSD curses.
+ o NetBSD curses.
A few functions in this implementation are extensions added for
ncurses, but not provided by other implementations, e.g.,
- form_driver_w, unfocus_current_field.
+ form_driver_w, unfocus_current_field.
- curses(3X) and related pages whose names begin "form_" for detailed
+ curses(3x) and related pages whose names begin "form_" for detailed
descriptions of the entry points.
- This describes ncurses version 6.2 (patch 20210612).
+ This describes ncurses version 6.2 (patch 20210626).
- form(3X)
+ form(3x)