2003-12-20  Andreas J. Guelzow  <aguelzow@taliesin.ca>

	* src/gui-util.c (gnumeric_popup_menu): handle NULL event.

2003-12-20  Andreas J. Guelzow  <aguelzow@taliesin.ca>
	mostly for John Gill <sufc@utvinternet.com>

	* dialog-cell-sort.c (AddSortFieldMenuState): new structure
	(already_in_sort_fields): new
	(range_already_in_sort_criteria): new
	(build_sort_field_menu): new
	(cb_sort_field_menu_activate): new
	(cb_sort_field_selection): new
	(cb_update_add_sensitivity): deleted
	(cb_sort_header_check): new
	(cb_update_sensitivity): don't count items here
	(select_iter_at_row): new
	(cb_delete_clicked): reselect an item after deletion
	(set_ok_button_sensitivity): new
	(build_sort_field_base_menu): new
	(show_add_menu): new
	(cb_add_clicked): if the entry field does not contain valid data
	  show the menu instead
	(cb_treeview_button_press): new
	(cb_treeview_keypress): new
	(dialog_init): hook up additional signals for the treeview