    deferred class
    	EV_GAUGE

    Ancestors
    	EV_GAUGE_ACTION_SEQUENCES*
    	EV_PRIMITIVE*

    Descendants
    	EV_PROGRESS_BAR*
    	EV_RANGE*
    	EV_SCROLL_BAR*
    	EV_SPIN_BUTTON

    Clients
    	EV_CONTAINER_IMP*
    	EV_GAUGE*
    	EV_PROGRESS_BAR*
    	EV_SPIN_BUTTON

    Suppliers
    	BOOLEAN
    	EV_GAUGE*
    	EV_GAUGE_I*
    	EV_PRIMITIVE*
    	INTEGER_32
    	INTEGER_INTERVAL
    	REAL_32
    	REAL_64