1999-12-06  Michael Meeks  <mmeeks@gnu.org>

	* src/sheet.c (sheet_get_extent): implement.

	* src/corba-sheet.c (Sheet_max_cols_used, Sheet_max_rows_used):
	update to use get_extent.

	* src/print.c (print_sheet): use sheet_get_extent.
	(print_sheet_range): pass a Range. (sheet_print_selection): ditto.