Usage

Assume we have a tree model (org.zkoss.zul.TreeModel) called district, and an instance of a custom renderer called districtRenderer, we can put them together in a ZUML document as follows:

<cascader model="${district}" itemRenderer="${districtRenderer}"/>

Specify FQCN at itemRenderer

<cascader model="${model}" itemRenderer="org.zkoss.reference.component.input.TooltipRenderer"/>