Esri.ArcGISRuntime.Toolkit.Controls.LegendTree.LegendTree C# (CSharp) Method

        public LegendTree()
        {
            LayerItemsOptions = new LayerItemsOpts(returnMapLayerItems: false, returnGroupLayerItems: false,
                                                   returnLegendItems: false,
                                                   showOnlyVisibleLayers: true, reverseLayersOrder: false);
            Attach(this);
            _layerPropertyChangedListeners = new DependencyPropertyChangedListeners<LegendTree>(this)
            {
                OnEventAction = (instance, source, eventArgs) => instance.Layer_PropertyChanged(source, eventArgs)
            };
        }
        ~LegendTree()