indexing
	description: "Objects that ..."
	legal: "See notice at end of class."
	status: "See notice at end of class."
	author: ""
	date: "$Date$"
	revision: "$Revision$"

class
	EXTERNAL_FILE_STONE

inherit
	FILED_STONE
		redefine
			is_valid, same_as
		end

	SHARED_EIFFEL_PROJECT

create
	make

feature {NONE} -- Initialization

	make (a_file: FILE) is
			-- Copy all information from argument
			-- OR KEEP A REFERENCE?
		do
			file := a_file
		end

feature -- Properties

--	class_i: CLASS_I is
--		do
--			Result := actual_class_i
--		ensure
--			non_void: Result /= Void
--		end
--
--	class_name: STRING is
--			-- Name of `class_i'.
--		do
--			Result := class_i.name
--		end
--
--	cluster: CLUSTER_I is
--			-- Cluster associated with current.
--		do
--			Result := class_i.cluster
--		end
--
	stone_cursor: EV_POINTER_STYLE is
			-- Cursor associated with Current stone during transport
			-- when widget at cursor position is compatible with Current stone
		once
			Result := Cursors.cur_Class
		end

	x_stone_cursor: EV_POINTER_STYLE is
			-- Cursor associated with Current stone during transport
			-- when widget at cursor position is not compatible with Current stone
		once
			Result := Cursors.cur_X_Class
		end

	file_name: FILE_NAME is
			-- File associated with `file'.
		do
			create Result.make_from_string (file.name)
		end

	stone_signature: STRING is
		do
			Result := file.name
		end

	history_name: STRING is
		do
			Result := Interface_names.s_Class_stone.as_string_32 + stone_signature
		end

	same_as (other: STONE): BOOLEAN is
			-- Do `Current' and `other' represent the same class?
		do
			Result := {convcur: EXTERNAL_FILE_STONE} other and then file.is_equal (convcur.file)
		end

feature -- Access

	file: FILE

	header: STRING_GENERAL is
			-- Display class name, class' cluster and class location in
			-- window title bar.
		do
			Result := interface_names.l_not_eiffel_class_file (stone_signature, file.name)
		end

	is_valid: BOOLEAN is
			-- Is `Current' a valid stone?
		do
			Result := file /= Void
		end
--
--	synchronized_stone: CLASSI_STONE is
--			-- Clone of `Current' after a recompilation
--			-- (May be Void if not valid anymore. It may also
--			-- be a classc_stone if the class is compiled now)
--		local
--			new_cluster: CLUSTER_I
--			new_ci: CLASS_I
--		do
--			if class_i /= Void then
--				new_cluster := Eiffel_Universe.cluster_of_name
--							(class_i.cluster.cluster_name)
--				if new_cluster /= Void then
--					new_ci := new_cluster.class_with_name (class_i.name)
--					if
--						new_ci /= Void
--					then
--						if new_ci.compiled then
--							create {CLASSC_STONE} Result.make (new_ci.compiled_class)
--						else
--							create {CLASSI_STONE} Result.make (new_ci)
--						end
--					end
--				end
--			end
--		end
--
--feature -- Implementation
--
--	actual_class_i: CLASS_I

indexing
	copyright:	"Copyright (c) 1984-2006, Eiffel Software"
	license:	"GPL version 2 (see http://www.eiffel.com/licensing/gpl.txt)"
	licensing_options:	"http://www.eiffel.com/licensing"
	copying: "[
			This file is part of Eiffel Software's Eiffel Development Environment.
			
			Eiffel Software's Eiffel Development Environment is free
			software; you can redistribute it and/or modify it under
			the terms of the GNU General Public License as published
			by the Free Software Foundation, version 2 of the License
			(available at the URL listed under "license" above).
			
			Eiffel Software's Eiffel Development Environment is
			distributed in the hope that it will be useful,	but
			WITHOUT ANY WARRANTY; without even the implied warranty
			of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
			See the	GNU General Public License for more details.
			
			You should have received a copy of the GNU General Public
			License along with Eiffel Software's Eiffel Development
			Environment; if not, write to the Free Software Foundation,
			Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
		]"
	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 EXTERNAL_FILE_STONE