2001-08-21  Rodrigo Moya <rodrigo@ximian.com>

	* pcs/cal-backend-util.[ch]: new files to contain utility functions
	for calendar backends

	* pcs/cal-backend.c (cal_backend_add_cal): implement it here, and not in
	the calendar backends. Add a "cal_added" signal, so that backends are
	notified when a new Cal is added, if they need to
	(cal_backend_get_type_by_uid): implement it here

	* pcs/cal-backend-file.c (fill_alarm_instances_seq): moved to
	cal-backend-util.c
	(cal_backend_file_add_cal): removed
	(cal_backend_file_init): connect to the "cal_added" signal in the
	CalBackend class so that we can update categories when a new Cal is
	added
	(cal_backend_file_get_type_by_uid): removed

	* pcs/cal-backend-db.c (fill_alarm_instances_seq): moved to
	cal-backend-util.c
	(cal_backend_db_add_cal): removed
	(cal_backend_db_get_type_by_uid): removed

	* AUTHORS: added JP and Damon to list of authors

svn path=/trunk/; revision=12339