deferred class
	EV_HELP_CONTEXTABLE

General
	cluster: interface
	description: "Abstraction for objects that support active help contexts."
	keywords: "help"

Ancestors
	EV_ANY*

Queries
	data: ANY
	help_context: FUNCTION [ANY, TUPLE, EV_HELP_CONTEXT]
	is_destroyed: BOOLEAN

Commands
	copy (other: [like Current] EV_HELP_CONTEXTABLE)
	destroy
	remove_help_context
	set_data (some_data: [like data] ANY)
	set_help_context (an_help_context: [like help_context] FUNCTION [ANY, TUPLE, EV_HELP_CONTEXT])