deferred class
	EL_BUILD_INFO

inherit
	ANY

	EL_SOLITARY

feature -- Access

	app_compatibility_flags: STRING
		-- For installed entry in registry key: CurrentVersion\AppCompatFlags\Layers
		-- Under: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT
		deferred
		end

	company: ZSTRING
		-- company name
		do
			Result := installation_sub_directory.first_step
		end

	installation_sub_directory: DIR_PATH
			--
		deferred
		ensure
			has_two_parts: Result.step_count = 2
		end

	product: ZSTRING
		-- product name
		do
			Result := installation_sub_directory.base
		end

feature -- Measurement

	build_number: NATURAL
			--
		deferred
		end

	version_number: NATURAL
			-- version in form jj_nn_tt where: jj is major version, nn is minor version and tt is maintenance version
			-- padded with leading zeros: eg. 01_02_15 is Version 1.2.15
		deferred
		end

end