class WEL_LIST_VIEW_COLUMN Ancestors WEL_LIST_VIEW_CONSTANTS WEL_STRUCTURE* Clients EV_LIST_IMP EV_MULTI_COLUMN_LIST_IMP WEL_LIST_VIEW WEL_LIST_VIEW_COLUMN Suppliers BOOLEAN INTEGER_32 STRING_32 STRING_GENERAL* WEL_LIST_VIEW_COLUMN WEL_STRING