    class
    	EV_HEADER_ITEM_ACTION_SEQUENCE

    Ancestors
    	EV_ACTION_SEQUENCE* [EVENT_DATA -> TUPLE create default_create end]

    Clients
    	EV_GRID_COLUMN_I
    	EV_GRID_I*
    	EV_HEADER_ACTION_SEQUENCES_IMP*
    	EV_HEADER_IMP
    	EV_HEADER_ITEM_ACTION_SEQUENCE
    	PREFERENCES_GRID
    	PREFERENCES_WINDOW

    Suppliers
    	EV_HEADER_ITEM_ACTION_SEQUENCE
    	INTEGER_32
    	PROCEDURE [BASE_TYPE, OPEN_ARGS -> TUPLE create default_create end]