    deferred class
    	EV_TOOLTIPABLE

    General
    	cluster: interface
    	description: "Abstraction for objects that have a tooltip property."
    	keywords: "tooltip, popup, hint"

    Ancestors
    	EV_ANY*

    Queries
    	data: ANY
    	is_destroyed: BOOLEAN
    	tooltip: STRING_32

    Commands
    	copy (other: [like Current] EV_TOOLTIPABLE)
    	destroy
    	remove_tooltip
    	set_data (some_data: [like data] ANY)
    	set_tooltip (a_tooltip: STRING_GENERAL)