deferred class WEL_REFERENCE_TRACKABLE Ancestors WEL_OBJECT_ID_MANAGER Descendants EV_IMAGE_LIST_IMP WEL_DC* WEL_GDI_ANY Clients WEL_REFERENCE_TRACKABLE* Suppliers ARRAYED_LIST [G] BOOLEAN CELL [G] INTEGER_32 STD_FILES STRING_8 WEL_REFERENCE_TRACKABLE*