2006-05-03  Morten Welinder  <terra@gnome.org>

	* src/sheet-autofill.c (sheet_autofill_hint): New function.
	(sheet_autofill_internal): Split out from sheet_autofill.
	(afm_teach_cell): Deduce dateconv here instead of as an init
	paramter.
	(afa_teach_cell): Deduce deduce here.
	(afa_set_cell): Set format correctly.

	* src/item-cursor.c (cb_autofill_scroll): Display autofill hint.
	(item_cursor_selection_event): Store button state.
	(item_cursor_autofill_event): Use CONTROL state as-of when we
	started the drag, not when we ended it.

	* src/cell-draw.c (cell_finish_layout): Add parameter to allow
	inhibiting numerical overflow.  All callers changed.