X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=man%2Fform_driver.3x;h=3b8308a927485820b2be7c015b4f6a5d2f97481e;hp=ff33cff330b2d9c8b1f080a867743e43d29fd56b;hb=6b4f5830b7910188b532d661f79775306715f67e;hpb=ed8a29294ebe0c24db40d32e9a4e0268afb6529d;ds=inline
diff --git a/man/form_driver.3x b/man/form_driver.3x
index ff33cff3..3b8308a9 100644
--- a/man/form_driver.3x
+++ b/man/form_driver.3x
@@ -1,5 +1,5 @@
.\"***************************************************************************
-.\" Copyright (c) 1998-2017,2018 Free Software Foundation, Inc. *
+.\" Copyright (c) 1998-2018,2019 Free Software Foundation, Inc. *
.\" *
.\" Permission is hereby granted, free of charge, to any person obtaining a *
.\" copy of this software and associated documentation files (the *
@@ -26,7 +26,7 @@
.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: form_driver.3x,v 1.29 2018/04/28 19:58:58 tom Exp $
+.\" $Id: form_driver.3x,v 1.32 2019/01/20 20:31:42 tom Exp $
.TH form_driver 3X ""
.de bP
.ie n .IP \(bu 4
@@ -49,7 +49,8 @@ through \fBform_driver\fR. This routine has three major input cases:
.bP
The input is a form navigation request.
Navigation request codes are constants defined in \fB
\fP,
-which are distinct from the key- and character codes returned by \fBwgetch\fP(3X).
+which are distinct from the key- and character codes returned
+by \fBwgetch\fP(3X).
.bP
The input is a printable character.
Printable characters (which must be positive, less than 256) are
@@ -133,14 +134,16 @@ REQ_VALIDATION Validate field.
.TE
.PP
If the second argument is a printable character, the driver places it
-in the current position in the current field. If it is one of the forms
+in the current position in the current field.
+If it is one of the forms
requests listed above, that request is executed.
.SS Field validation
-The form library makes updates to the window associated with form fields rather than
-directly to the field buffers.
+The form library makes updates to the window associated
+with form fields rather than directly to the field buffers.
.PP
The form driver provides low-level control over updates to the form fields.
-The form driver also provides for validating modified fields to ensure that the contents
+The form driver also provides for validating modified fields
+to ensure that the contents
meet whatever constraints an application may attach using \fBset_field_type\fP.
.PP
.PP
@@ -150,7 +153,8 @@ The form driver also validates a field in these cases:
.bP
a call to \fBset_current_field\fP attempts to move to a different field.
.bP
-a call to \fBset_current_page\fP attempts to move to a different page of the form.
+a call to \fBset_current_page\fP attempts to move
+to a different page of the form.
.bP
a request attempts to move to a different field.
.bP
@@ -206,7 +210,8 @@ If a translation
into a request was done, \fBform_driver\fR returns the result of this request.
.RE
.PP
-If you clicked outside the user window or the mouse event could not be translated
+If you clicked outside the user window
+or the mouse event could not be translated
into a form request an \fBE_REQUEST_DENIED\fR is returned.
.SS Application-defined commands
.PP
@@ -240,7 +245,7 @@ No fields are connected to the form.
The form driver could not process the request.
.TP 5
.B E_SYSTEM_ERROR
-System error occurred (see \fBerrno\fR).
+System error occurred (see \fBerrno\fR(3)).
.TP 5
.B E_UNKNOWN_COMMAND
The form driver code saw an unknown request code.
@@ -257,8 +262,9 @@ The form driver code saw an unknown request code.
The header file \fB\fR automatically includes the header files
\fB\fR.
.SH PORTABILITY
-These routines emulate the System V forms library. They were not supported on
+These routines emulate the System V forms library.
+They were not supported on
Version 7 or BSD versions.
.SH AUTHORS
-Juergen Pfeifer. Manual pages and adaptation for new curses by Eric
-S. Raymond.
+Juergen Pfeifer.
+Manual pages and adaptation for new curses by Eric S. Raymond.