Wijmo UI for the Web
nodeCollapsing Field
wijmo.tree Namespace > WijTreeOptions Interface : nodeCollapsing Field

The nodeCollapsing event fires before a node collapses. This event can be canceled, if return false

Syntax
var instance; // Type: wijmo.tree.WijTreeOptions;
var value; // Type: any
value = instance.nodeCollapsing;
var nodeCollapsing : any;
See Also

Reference

WijTreeOptions Interface