Edit
eventsFires when the user edits or creates a data item. The event handler function context (available through the this keyword) will be set to the widget instance.
Event Data
e.container jQuery
The jQuery object which represents the container element. The container element contains the editing UI.
e.model kendo.data.TreeListModel
The data item which will be edited. To check if the data item is new (created) or not (edited), use its isNew method.
e.sender kendo.ui.TreeList
The widget instance which fired the event.