[Widget Role] Treeitem [Description] An option item of a tree. [Inherited Concepts] Option [Inherited states] Disable zoom selected [nameRef] 
Content child title
T i t l e
C h i l d c o n t e n t t i t l e
C h i l d c o n t e n y t i t l e
C o n t e n t c h i l d t i t l e