    deferred class
    	EV_TREE_NODE

    Ancestors
    	EV_DESELECTABLE*
    	EV_ITEM*
    	EV_TEXTABLE*
    	EV_TOOLTIPABLE*
    	EV_TREE_NODE_ACTION_SEQUENCES*
    	EV_TREE_NODE_LIST*

    Descendants
    	EV_DYNAMIC_TREE_ITEM
    	EV_TREE_ITEM

    Clients
    	EV_CHECKABLE_TREE_IMP
    	EV_TREE_IMP
    	EV_TREE_ITEM
    	EV_TREE_NODE*
    	EV_TREE_NODE_I*
    	EV_TREE_NODE_IMP
    	EV_TREE_NODE_LIST_I*

    Suppliers
    	BOOLEAN
    	EV_DESELECTABLE*
    	EV_ITEM*
    	EV_TEXTABLE*
    	EV_TOOLTIPABLE*
    	EV_TREE_NODE*
    	EV_TREE_NODE_I*
    	EV_TREE_NODE_LIST*