note
	description: "Document Item"
	legal: "See notice at end of class."
	status: "See notice at end of class."
	date: "$Date$"
	revision: "$Revision$"

deferred class
	DOCUMENT_ITEM

inherit
	ANY
		redefine
			is_equal
		end

feature {NONE} -- Initialization

	make (a_name: STRING)
			-- Initialize Current with `name' set to `a_name'.
		do
			name := a_name
		end

feature -- Access

	name: STRING
			-- Name

	previous: detachable like Current

	next: detachable like Current

feature -- Status setting

	set_previous (a_prev: like previous)
			-- Set `previous'		
		do
			previous := a_prev
			update_position
		ensure
			prev_set: previous = a_prev
		end

	set_next (a_next: like next)
			-- Set `next'
		require
			a_next_not_void: a_next /= Void
		do
			next := a_next
			update_position
		ensure
			next_set: next = a_next
		end

feature -- Status

	is_equal (other: like Current): BOOLEAN
			-- Compare the names
		do
			Result := (other /= Void) and then
				(name.is_equal (other.name))
		end

feature {NONE} -- Implementation

	update_position
			-- Update position
		deferred
		end

note
	copyright:	"Copyright (c) 1984-2006, Eiffel Software and others"
	license:	"Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
	source: "[
			 Eiffel Software
			 356 Storke Road, Goleta, CA 93117 USA
			 Telephone 805-685-1006, Fax 805-685-6869
			 Website http://www.eiffel.com
			 Customer support http://support.eiffel.com
		]"




end -- class DOCUMENT_ITEM