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- * @Id: form_driver.3x,v 1.32 2019/01/20 20:31:42 tom Exp @
+ * @Id: form_driver.3x,v 1.54 2023/12/23 16:08:25 tom Exp @
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-<H1 class="no-header">form_driver 3x</H1>
+<H1 class="no-header">form_driver 3x 2023-12-23 ncurses 6.4 Library calls</H1>
<PRE>
-<STRONG><A HREF="form_driver.3x.html">form_driver(3x)</A></STRONG>
<STRONG><A HREF="form_driver.3x.html">form_driver(3x)</A></STRONG>
+<STRONG><A HREF="form_driver.3x.html">form_driver(3x)</A></STRONG>
Library calls <STRONG><A HREF="form_driver.3x.html">form_driver(3x)</A></STRONG>
</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>
+</PRE><H3><a name="h3-Form-
Driver-Requests">Form Driver Requests</a></H3><PRE>
The form driver requests are as follows:
- <EM>Name</EM> <EM>Description</EM>
+ <STRONG>Name</STRONG> <STRONG>Description</STRONG>
---------------------------------------------------------------------
REQ_BEG_FIELD Move to the beginning of the field.
REQ_BEG_LINE Move to the beginning of the line.
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.
forms requests listed above, that request is executed.
-</PRE><H3><a name="h3-Field-
validation">Field validation</a></H3><PRE>
+</PRE><H3><a name="h3-Field-
Validation">Field Validation</a></H3><PRE>
The form library makes updates to the window associated with form
fields rather than directly to the field buffers.
data from the window associated with the field to the field buffer.
-</PRE><H3><a name="h3-Mouse-
handling">Mouse handling</a></H3><PRE>
+</PRE><H3><a name="h3-Mouse-
Handling">Mouse Handling</a></H3><PRE>
If the second argument is the KEY_MOUSE special key, the associated
mouse event is translated into one of the above pre-defined requests.
Currently only clicks in the user window (e.g., inside the form display
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.
translated into a form request an <STRONG>E_REQUEST_DENIED</STRONG> is returned.
-</PRE><H3><a name="h3-Application-defined-
commands">Application-defined commands</a></H3><PRE>
+</PRE><H3><a name="h3-Application-defined-
Commands">Application-defined Commands</a></H3><PRE>
If the second argument is neither printable nor one of the above pre-
defined form requests, the driver assumes it is an application-specific
command and returns <STRONG>E_UNKNOWN_COMMAND</STRONG>. Application-defined commands
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>.
-
-
-</PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE>
- The header file <STRONG><form.h></STRONG> automatically includes the header files
- <STRONG><curses.h></STRONG>.
-
-
</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>
Raymond.
+</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_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>
+
- <STRONG><A HREF="form_driver.3x.html">form_driver(3x)</A></STRONG>
+
+ncurses 6.4 2023-12-23 <STRONG><A HREF="form_driver.3x.html">form_driver(3x)</A></STRONG>
</PRE>
<div class="nav">
<ul>
<ul>
<li><a href="#h3-form_driver">form_driver</a></li>
<li><a href="#h3-form_driver_w">form_driver_w</a></li>
-<li><a href="#h3-Form-driver-requests">Form-driver requests</a></li>
-<li><a href="#h3-Field-validation">Field validation</a></li>
-<li><a href="#h3-Mouse-handling">Mouse handling</a></li>
-<li><a href="#h3-Application-defined-commands">Application-defined commands</a></li>
+<li><a href="#h3-Form-Driver-Requests">Form Driver Requests</a></li>
+<li><a href="#h3-Field-Validation">Field Validation</a></li>
+<li><a href="#h3-Mouse-Handling">Mouse Handling</a></li>
+<li><a href="#h3-Application-defined-Commands">Application-defined Commands</a></li>
</ul>
</li>
<li><a href="#h2-RETURN-VALUE">RETURN VALUE</a></li>
-<li><a href="#h2-SEE-ALSO">SEE ALSO</a></li>
-<li><a href="#h2-NOTES">NOTES</a></li>
<li><a href="#h2-PORTABILITY">PORTABILITY</a></li>
<li><a href="#h2-AUTHORS">AUTHORS</a></li>
+<li><a href="#h2-SEE-ALSO">SEE ALSO</a></li>
</ul>
</div>
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