<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.0//EN"
               "../dtd/4.0/docbookx.dtd">
<book>
<bookinfo>
<title>DocBook V4.0 Example Document</title>
<author><firstname>Norman</firstname><surname>Walsh</surname></author>
<abstract>
<para>This document demonstrates the new tags in DocBook V4.0.</para>
<para>The focus of this document is to present examples of new elements,
minor changes such as the addition of new attribute values are not
included.</para>
</abstract>
</bookinfo>
<chapter><title>Block-level Markup</title>
<para>There's a new simple-alternative for <sgmltag>msgentry</sgmltag>:
<sgmltag>simplemsgentry</sgmltag>.</para>
<msgset>
<simplemsgentry>
<msgtext><para>The text of a message</para></msgtext>
<msgexplan><para>An explanation of the message.</para></msgexplan>
</simplemsgentry>
<simplemsgentry>
<msgtext><para>The text of a message</para></msgtext>
<msgexplan><para>An explanation of the message.</para></msgexplan>
</simplemsgentry>
</msgset>
<para>Longer descriptions are possible in a <sgmltag>revhistory</sgmltag>:
</para>
<para>
<revhistory>
<revision>
<revnumber>2</revnumber>
<date>today</date>
<authorinitials>nwalsh</authorinitials>
<revdescription>
<para>Here are a few paragraphs of description:</para>
<para>Did some stuff.</para>
<para>Did some other stuff.</para>
</revdescription>
</revision>
<revision>
<revnumber>1</revnumber>
<date>yesterday</date>
<authorinitials>nwalsh</authorinitials>
<revdescription>
<para>Here are a few paragraphs of description:</para>
<para>Did some stuff.</para>
<para>Did some other stuff.</para>
</revdescription>
</revision>
</revhistory>
</para>
<para>Ordered and itemized lists can have titles:</para>
<itemizedlist><title>Itemized List</title>
<listitem><para>First thing</para></listitem>
<listitem><para>Second thing</para></listitem>
<listitem><para>Third thing</para></listitem>
</itemizedlist>
<itemizedlist><title>Ordered List</title>
<listitem><para>First thing</para></listitem>
<listitem><para>Second thing</para></listitem>
<listitem><para>Third thing</para></listitem>
</itemizedlist>
<para>Linespecific environments can indicate line numbering:</para>
<programlisting linenumbering="numbered">
&lt;!ENTITY % linespecific.attrib
        "format         NOTATION
                        (linespecific)  'linespecific'
         linenumbering  (numbered|unnumbered)   #IMPLIED">
</programlisting>
<para>Added <sgmltag>classsynopsis</sgmltag> for documenting
object-oriented programming language classes. Here's one example:</para>
<classsynopsis language="java">
  <ooclass><modifier>public</modifier>
  <classname>TextFileWriter</classname></ooclass>
  <ooclass><classname>HandlerBase</classname></ooclass>
  <fieldsynopsis>
    <modifier>private</modifier>
    <type>Writer</type>
    <varname>writer</varname>
  </fieldsynopsis>
  <fieldsynopsis>
    <modifier>public</modifier>
    <type>String</type>
    <varname>writerName</varname>
    <initializer>"MyWriter"</initializer>
  </fieldsynopsis>
  <methodsynopsis>
    <modifier>static</modifier>
    <modifier>public</modifier>
    <void/>
    <methodname>write</methodname>
    <methodparam>
       <type>ResultTreeFragment</type>
       <parameter>frag</parameter>
    </methodparam>
    <methodparam>
       <type>String</type>
       <parameter>file</parameter>
    </methodparam>
    <exceptionname>SAXException</exceptionname>
  </methodsynopsis>
</classsynopsis>
</chapter>
<chapter><title>Inline markup</title>
<para>The <sgmltag>sgmltag</sgmltag> element has new
<sgmltag class="attribute">class</sgmltag> attribute values:
<literal>xmlpi</literal> and
<literal>emptytag</literal>. These produce
<sgmltag class="xmlpi">processing instructions</sgmltag>
and <sgmltag class="emptytag">empty-tag</sgmltag> markup
suitable for XML.
</para>
</chapter>
</book>