<!--
  * dtd/toc.dtd
  *
  * Copyright (c) 2014-2021 Simon Fraser University
  * Copyright (c) 2000-2021 John Willinsky
  * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
  *
  * DTD for help table of contents.
  *
  -->

<!--
  * toc - help table of contents
  * id: the toc ID
  * locale: the key for the locale of this toc
  * title: the toc title
  * parent_topic: the ID of the topic this toc is under, if applicable
  -->
<!ELEMENT toc (topic*,breadcrumb*)>
	<!ATTLIST toc
		id CDATA #REQUIRED
		locale CDATA #REQUIRED
		title CDATA #REQUIRED
		parent_topic CDATA #IMPLIED>

<!--
  * topic - reference to a topic
  * id: the topic ID
  * title: the title of the topic to appear in the toc
  -->
<!ELEMENT topic EMPTY>
	<!ATTLIST topic
		id CDATA #REQUIRED
		title CDATA #REQUIRED>

<!--
  * breadcrumb - reference to a topic
  * url: the url link
  * title: the breadcrumb title
  -->
<!ELEMENT breadcrumb EMPTY>
	<!ATTLIST breadcrumb
		url CDATA #REQUIRED
		title CDATA #REQUIRED>