deferred class EV_SPLIT_AREA_IMP Ancestors EV_CONTAINER_IMP* EV_SPLIT_AREA_I* EV_SYSTEM_PEN_IMP EV_WEL_CONTROL_CONTAINER_IMP* WEL_ROP2_CONSTANTS Descendants EV_HORIZONTAL_SPLIT_AREA_IMP EV_VERTICAL_SPLIT_AREA_IMP Clients EV_HORIZONTAL_SPLIT_AREA_IMP EV_SPLIT_AREA_IMP* EV_VERTICAL_SPLIT_AREA_IMP Suppliers ACTION_SEQUENCE [EVENT_DATA -> TUPLE create default_create end] BOOLEAN EV_CONTAINER* EV_CONTAINER_IMP* EV_SPLIT_AREA* EV_SPLIT_AREA_IMP* EV_WIDGET* EV_WIDGET_IMP* INTEGER_32 STRING_8 WEL_CURSOR WEL_DC* WEL_IDC_CONSTANTS WEL_POINT