var instance; // Type: wijmo.tree.WijTreeOptions; var value; // Type: any value = instance.nodeCollapsing;
var nodeCollapsing : any;
The nodeCollapsing event fires before a node collapses. This event can be canceled, if return false
var instance; // Type: wijmo.tree.WijTreeOptions; var value; // Type: any value = instance.nodeCollapsing;
var nodeCollapsing : any;