<content_template/> is used for replacement of <content/> on some <block_device/>.

There are three types of content templates:



Content is replaced, by some other content, by moving <content_template/> from <available_contents/> to <new_content/> of <content/>. It is module's responsibility to populate <available_contents/> with appropriate content_templates.



Content Template XML description:

<content_template type="content type" ... other content identifying attributes ...>
   <properties/>
</content>