<tree>
	<treechildren>
		<treeitem label="A">
		</treeitem>
		<treeitem disabled="true">
			<treerow label="B"/>
			<treechildren>
				<treeitem label="C"/>
				<treeitem label="D"/>
			</treechildren>
		</treeitem>
	</treechildren>
</tree>