2002-04-05  Andreas J. Guelzow <aguelzow@taliesin.ca>

	* gnumeric-expr-entry.c : add rangesel::is_valid
	(gee_init) : initialize rangesel::is_valid
	(gee_rangesel_reset) : set rangesel::is_valid
	(gnm_expr_entry_rangesel_start) : set rangesel::is_valid and
	  rangesel::sheet
	(cb_gee_key_press_event) : ignore single shift and alt keys
	(gnm_expr_entry_get_rangesel) : return a
	  boolean indicating whether the range selection is valid.
	(gnm_expr_entry_can_rangesel) : use rangesel::is_valid
	* gnumeric-expr-entry.h (gnm_expr_entry_get_rangesel) : return a
	  boolean indicating whether the range selection is valid.

2002-04-05  Andreas J. Guelzow <aguelzow@taliesin.ca>

	* src/item-edit.c (point_is_inside_range) : rather than parsing
	  using parse_surrounding_ranges, ask the expression entry
	  widget for the already parsed info.
	* src/parse-util.c (parse_surrounding_ranges) : fix formatting and
	  add some debug switches