Expand
eventsFires when an item is about to be expanded. The event handler function context (available through the this keyword) will be set to the component instance.
Event Data
e.sender kendo.ui.PropertyGrid
The component instance which fired the event.
e.model kendo.data.TreeListModel
The data item to which the table row is bound.
e.preventDefault Function
If invoked, prevents the expand action. The child table rows will not be shown.