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+<!--
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- * Copyright (c) 1998-2016,2017 Free Software Foundation, Inc. *
+ * Copyright 2018-2019,2020 Thomas E. Dickey *
+ * Copyright 1998-2016,2017 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 *
* sale, use or other dealings in this Software without prior written *
* authorization. *
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- * @Id: form_driver.3x,v 1.28 2017/11/18 23:47:37 tom Exp @
+ * @Id: form_driver.3x,v 1.35 2020/12/19 21:34:15 tom Exp @
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</PRE><H2><a name="h2-SYNOPSIS">SYNOPSIS</a></H2><PRE>
<STRONG>#include</STRONG> <STRONG><form.h></STRONG>
+
<STRONG>int</STRONG> <STRONG>form_driver(FORM</STRONG> <STRONG>*</STRONG><EM>form</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>c</EM><STRONG>);</STRONG>
<STRONG>int</STRONG> <STRONG>form_driver_w(FORM</STRONG> <STRONG>*</STRONG><EM>form</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>c</EM><STRONG>,</STRONG> <STRONG>wchar_t</STRONG> <EM>wch</EM><STRONG>);</STRONG>
and character codes returned by <STRONG><A HREF="curs_getch.3x.html">wgetch(3x)</A></STRONG>.
<STRONG>o</STRONG> The input is a printable character. Printable characters (which
- must be positive, less than 256) are checked according to the pro-
- gram's locale settings.
+ must be positive, less than 256) are checked according to the
+ program's locale settings.
<STRONG>o</STRONG> The input is the KEY_MOUSE special key associated with an mouse
event.
</PRE><H3><a name="h3-form_driver_w">form_driver_w</a></H3><PRE>
- This extension simplifies the use of the forms library using wide char-
- acters. The input is either a key code (a request) or a wide character
- returned by <STRONG><A HREF="curs_get_wch.3x.html">get_wch(3x)</A></STRONG>. The type must be passed as well, to enable
- the library to determine whether the parameter is a wide character or a
- request.
+ This extension simplifies the use of the forms library using wide
+ characters. The input is either a key code (a request) or a wide
+ character returned by <STRONG><A HREF="curs_get_wch.3x.html">get_wch(3x)</A></STRONG>. The type must be passed as well, to
+ enable the library to determine whether the parameter is a wide
+ character or a request.
</PRE><H3><a name="h3-Form-driver-requests">Form-driver requests</a></H3><PRE>
REQ_LEFT_FIELD Move left to a field.
REQ_NEW_LINE Insert or overlay a new line.
REQ_NEXT_CHAR Move to the next char.
- REQ_NEXT_CHOICE Display next field choice.
+ REQ_NEXT_CHOICE Display next field choice.
REQ_NEXT_FIELD Move to the next field.
REQ_NEXT_LINE Move to the next line.
REQ_NEXT_PAGE Move to the next page.
that field and <STRONG>E_UNKNOWN_COMMAND</STRONG> is returned. This return value
makes sense, because a double click usually means that an field-
specific action should be returned. It is exactly the purpose
- of this return value to signal that an application specific com-
- mand should be executed.
+ of this return value to signal that an application specific
+ command should be executed.
<STRONG>o</STRONG> If a translation into a request was done, <STRONG>form_driver</STRONG> returns
the result of this request.
<STRONG>E_INVALID_FIELD</STRONG>
Contents of field is invalid.
+ <STRONG>E_NOT_CONNECTED</STRONG>
+ No fields are connected to the form.
+
<STRONG>E_REQUEST_DENIED</STRONG>
The form driver could not process the request.
<STRONG>E_SYSTEM_ERROR</STRONG>
- System error occurred (see <STRONG>errno</STRONG>).
+ System error occurred (see <STRONG>errno(3)</STRONG>).
<STRONG>E_UNKNOWN_COMMAND</STRONG>
The form driver code saw an unknown request code.
</PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
- <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="form.3x.html">form(3x)</A></STRONG>, <STRONG><A HREF="form_field_buffer.3x.html">form_field_buffer(3x)</A></STRONG>, <STRONG><A HREF="form_field_validation.3x.html">form_field_validation(3x)</A></STRONG>,
- <STRONG><A HREF="form_fieldtype.3x.html">form_fieldtype(3x)</A></STRONG>, <STRONG><A HREF="form_variables.3x.html">form_variables(3x)</A></STRONG>, <STRONG><A HREF="curs_getch.3x.html">getch(3x)</A></STRONG>.
+ <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="form.3x.html">form(3x)</A></STRONG>, <STRONG><A HREF="form_fieldtype.3x.html">form_fieldtype(3x)</A></STRONG>, <STRONG><A HREF="form_field_buffer.3x.html">form_field_buffer(3x)</A></STRONG>,
+ <STRONG><A HREF="form_field_validation.3x.html">form_field_validation(3x)</A></STRONG>, <STRONG><A HREF="form_variables.3x.html">form_variables(3x)</A></STRONG>, <STRONG><A HREF="curs_getch.3x.html">getch(3x)</A></STRONG>.
</PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE>
</PRE><H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
- These routines emulate the System V forms library. They were not sup-
- ported on Version 7 or BSD versions.
+ These routines emulate the System V forms library. They were not
+ supported on Version 7 or BSD versions.
</PRE><H2><a name="h2-AUTHORS">AUTHORS</a></H2><PRE>