Hi Marc,
Sorry for the delay. TreeView client object model provides rich set of properties,methods and events. Please refer the below document that describes the properties available in the client side function events.
http://www.syncfusion.com/support/user/uploads/TreeViewObject_4681f240.zipCurrently we are in the process of improving our documentation and we will get this done in our forthcoming releases.
Thanks for using Syncfusion products.
Regards,
Sureshsekaran.