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doc-en/reference/xml/functions/xml-set-notation-decl-handler.xml
2023-10-05 00:29:27 +01:00

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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.xml-set-notation-decl-handler" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>xml_set_notation_decl_handler</refname>
<refpurpose>Set up notation declaration handler</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>true</type><methodname>xml_set_notation_decl_handler</methodname>
<methodparam><type>XMLParser</type><parameter>parser</parameter></methodparam>
<methodparam><type>callable</type><parameter>handler</parameter></methodparam>
</methodsynopsis>
<para>
Sets the notation declaration handler function for the XML parser
<parameter>parser</parameter>.
</para>
<para>
A notation declaration is part of the document's DTD and has the
following format:
<programlisting role="xml">
<![CDATA[
<!NOTATION <parameter>name</parameter>
{ <parameter>systemId</parameter> | <parameter>publicId</parameter>?>
]]>
</programlisting>
See <link xlink:href="&url.rec-xml;#Notations">section 4.7 of the XML 1.0
spec</link> for the definition of notation declarations.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
&xml.parser.param;
<varlistentry>
<term><parameter>handler</parameter></term>
<listitem>
&xml.handler.description;
<para>
The signature of the handler must be:
<methodsynopsis>
<type>void</type><methodname><replaceable>handler</replaceable></methodname>
<methodparam><type>XMLParser</type><parameter>parser</parameter></methodparam>
<methodparam><type>string</type><parameter>notation_name</parameter></methodparam>
<methodparam><type class="union"><type>string</type><type>false</type></type><parameter>base</parameter></methodparam>
<methodparam><type>string</type><parameter>system_id</parameter></methodparam>
<methodparam><type class="union"><type>string</type><type>false</type></type><parameter>public_id</parameter></methodparam>
</methodsynopsis>
<variablelist>
&xml.handler.parser.param;
<varlistentry>
<term><parameter>notation_name</parameter></term>
<listitem>
<simpara>
This is the notation's name, as per
the notation format described above.
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<parameter>base</parameter>
</term>
<listitem>
<simpara>
This is the base for resolving the system identifier
(<literal>system_id</literal>) of the notation declaration.
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>system_id</parameter></term>
<listitem>
<simpara>
System identifier of the external notation declaration.
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<parameter>public_id</parameter>
</term>
<listitem>
<simpara>
Public identifier of the external notation declaration.
</simpara>
</listitem>
</varlistentry>
</variablelist>
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.true.always;
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
&xml.changelog.parser-param;
</tbody>
</tgroup>
</informaltable>
</refsect1>
</refentry>
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