deferred class EV_BOX Ancestors EV_DOCKABLE_TARGET* EV_WIDGET_LIST* Descendants DV_BOX* EV_HORIZONTAL_BOX EV_VERTICAL_BOX Clients DV_BOX* EV_BOX* EV_BOX_I* EV_BOX_IMP* EV_DOCKABLE_SOURCE_I* EV_SHARED_TRANSPORT_I MULTIPLE_SPLIT_AREA Suppliers BOOLEAN EV_BOX* EV_BOX_I* EV_WIDGET_LIST* INTEGER_32