dave Wed Aug 25 00:38:38 2004 EDT Added files: /phpdoc/en/reference/readline/functions readline-callback-handler-install.xml readline-callback-handler-remove.xml readline-callback-read-char.xml Log: - Document Wez's new readline callback functions.
http://cvs.php.net/co.php/phpdoc/en/reference/readline/functions/readline-callback-handler-install.xml?r=1.1&p=1 Index: phpdoc/en/reference/readline/functions/readline-callback-handler-install.xml +++ phpdoc/en/reference/readline/functions/readline-callback-handler-install.xml <?xml version="1.0" encoding="iso-8859-1"?> <!-- $Revision: 1.1 $ --> <refentry id="function.readline-callback-handler-install"> <refnamediv> <refname>readline_callback_handler_install</refname> <refpurpose>Initializes the readline callback interface and terminal, prints the prompt and returns immediately</refpurpose> </refnamediv> <refsect1> &reftitle.description; <methodsynopsis> <type>bool</type><methodname>readline_callback_handler_install</methodname> <methodparam><type>string</type><parameter>prompt</parameter></methodparam> <methodparam><type>callback</type><parameter>callback</parameter></methodparam> </methodsynopsis> <para> Sets up a readline callback interface then prints <parameter>prompt</parameter> and immediately returns. The <parameter>callback</parameter> function takes one parameter; the user input returned. Calling this function twice without removing the previous callback interface will automatically and conveniently overwrite the old interface. </para> <para> The callback feature is useful when combined with <function>stream_select</function> as it allows interleaving of IO and user input, unlike <function>readline</function>. </para> </refsect1> <refsect1> &reftitle.returnvalues; <para> &return.success; </para> </refsect1> <refsect1> &reftitle.examples; <para> <example> <title>Readline Callback Interface Example</title> <programlisting role="php"> <![CDATA[ <?php function rl_callback($ret) { global $c, $prompting; echo "You entered: $ret\n"; $c++; if ($c > 10) { $prompting = false; readline_callback_handler_remove(); } else { readline_callback_handler_install("[$c] Enter something: ", 'rl_callback'); } } $c = 1; $prompting = true; readline_callback_handler_install("[$c] Enter something: ", 'rl_callback'); while ($prompting) { $n = stream_select($r = array(STDIN), $w = null, $e = null, null); if ($n && in_array(STDIN, $r)) { // read a character, will call the callback when a newline is entered readline_callback_read_char(); } } echo "Prompting disabled. All done.\n"; ?> ]]> </programlisting> </example> </para> </refsect1> <refsect1> &reftitle.seealso; <para> <function>readline_callback_handler_remove</function>, <function>readline_callback_read_char</function>&listendand; <function>stream_select</function>. </para> </refsect1> </refentry> <!-- Keep this comment at the end of the file Local variables: mode: sgml sgml-omittag:t sgml-shorttag:t sgml-minimize-attributes:nil sgml-always-quote-attributes:t sgml-indent-step:1 sgml-indent-data:t indent-tabs-mode:nil sgml-parent-document:nil sgml-default-dtd-file:"../../../../manual.ced" sgml-exposed-tags:nil sgml-local-catalogs:nil sgml-local-ecat-files:nil End: vim600: syn=xml fen fdm=syntax fdl=2 si vim: et tw=78 syn=sgml vi: ts=1 sw=1 --> http://cvs.php.net/co.php/phpdoc/en/reference/readline/functions/readline-callback-handler-remove.xml?r=1.1&p=1 Index: phpdoc/en/reference/readline/functions/readline-callback-handler-remove.xml +++ phpdoc/en/reference/readline/functions/readline-callback-handler-remove.xml <?xml version="1.0" encoding="iso-8859-1"?> <!-- $Revision: 1.1 $ --> <refentry id="function.readline-callback-handler-remove"> <refnamediv> <refname>readline_callback_handler_remove</refname> <refpurpose>Removes a previously installed callback handler and restores terminal settings</refpurpose> </refnamediv> <refsect1> &reftitle.description; <methodsynopsis> <type>bool</type><methodname>readline_callback_handler_remove</methodname> <void/> </methodsynopsis> <para> Removes a previously installed callback handler and restores terminal settings. </para> </refsect1> <refsect1> &reftitle.examples; <para> See <function>readline_callback_handler_install</function> for an example of how to use the readline callback interface. </para> </refsect1> <refsect1> &reftitle.returnvalues; <para> Returns &true; if a previously installed callback handler was removed, or &false; if one could not be found. </para> </refsect1> <refsect1> &reftitle.seealso; <para> <function>readline_callback_handler_install</function>, and <function>readline_callback_read_char</function>. </para> </refsect1> </refentry> <!-- Keep this comment at the end of the file Local variables: mode: sgml sgml-omittag:t sgml-shorttag:t sgml-minimize-attributes:nil sgml-always-quote-attributes:t sgml-indent-step:1 sgml-indent-data:t indent-tabs-mode:nil sgml-parent-document:nil sgml-default-dtd-file:"../../../../manual.ced" sgml-exposed-tags:nil sgml-local-catalogs:nil sgml-local-ecat-files:nil End: vim600: syn=xml fen fdm=syntax fdl=2 si vim: et tw=78 syn=sgml vi: ts=1 sw=1 --> http://cvs.php.net/co.php/phpdoc/en/reference/readline/functions/readline-callback-read-char.xml?r=1.1&p=1 Index: phpdoc/en/reference/readline/functions/readline-callback-read-char.xml +++ phpdoc/en/reference/readline/functions/readline-callback-read-char.xml <?xml version="1.0" encoding="iso-8859-1"?> <!-- $Revision: 1.1 $ --> <refentry id="function.readline-callback-read-char"> <refnamediv> <refname>readline_callback_read_char</refname> <refpurpose>Reads a character and informs the readline callback interface when a line is received</refpurpose> </refnamediv> <refsect1> &reftitle.description; <methodsynopsis> <type>void</type><methodname>readline_callback_read_char</methodname> <void /> </methodsynopsis> <para> Reads a character of user input. When a line is received, this function informs the readline callback interface installed using <function>readline_callback_handler_install</function> that a line is ready for input. </para> </refsect1> <refsect1> &reftitle.examples; <para> See <function>readline_callback_handler_install</function> for an example of how to use the readline callback interface. </para> </refsect1> <refsect1> &reftitle.seealso; <para> <function>readline_callback_handler_install</function>, and <function>readline_callback_handler_remove</function>. </para> </refsect1> </refentry> <!-- Keep this comment at the end of the file Local variables: mode: sgml sgml-omittag:t sgml-shorttag:t sgml-minimize-attributes:nil sgml-always-quote-attributes:t sgml-indent-step:1 sgml-indent-data:t indent-tabs-mode:nil sgml-parent-document:nil sgml-default-dtd-file:"../../../../manual.ced" sgml-exposed-tags:nil sgml-local-catalogs:nil sgml-local-ecat-files:nil End: vim600: syn=xml fen fdm=syntax fdl=2 si vim: et tw=78 syn=sgml vi: ts=1 sw=1 -->