    class
    	EV_HEADER_IMP

    Ancestors
    	EV_FONTABLE_IMP*
    	EV_HEADER_ACTION_SEQUENCES_IMP*
    	EV_HEADER_I*
    	EV_ITEM_LIST_IMP* [reference G -> EV_ITEM, reference H -> EV_ITEM_IMP]
    	EV_PICK_AND_DROPABLE_ITEM_HOLDER_IMP*
    	EV_PRIMITIVE_IMP*
    	EV_SHARED_IMAGE_LIST_IMP
    	WEL_HEADER_CONTROL
    	WEL_HHT_CONSTANTS

    Clients
    	EV_HEADER
    	EV_HEADER_IMP
    	EV_HEADER_ITEM_IMP

    Suppliers
    	ACTION_SEQUENCE [EVENT_DATA -> TUPLE create default_create end]
    	ARRAYED_LIST [G]
    	BOOLEAN
    	EV_FONT
    	EV_FONT_IMP
    	EV_HEADER
    	EV_HEADER_IMP
    	EV_HEADER_ITEM_ACTION_SEQUENCE
    	EV_HEADER_ITEM_IMP
    	EV_ITEM_LIST_IMP* [reference G -> EV_ITEM, reference H -> EV_ITEM_IMP]
    	EV_PICK_AND_DROPABLE_ITEM_IMP*
    	EV_POINTER_BUTTON_ACTION_SEQUENCE
    	EV_POINTER_MOTION_ACTION_SEQUENCE
    	EV_PRIMITIVE_IMP*
    	INTEGER_32
    	STRING_32
    	WEL_FONT
    	WEL_HD_HIT_TEST_INFO
    	WEL_HD_ITEM
    	WEL_HD_NOTIFY
    	WEL_POINT