[evolution-patches] Patch for 46075

[Harry Lu <harry lu sun com>]

Calendar developers,
   Please review my patch for 46075.
   Thanks!
      Harry

Index: evolution/calendar//ChangeLog
===================================================================
RCS file: /cvs/gnome/evolution/calendar/ChangeLog,v
retrieving revision 1.1815
diff -u -r1.1815 ChangeLog
--- evolution/calendar//ChangeLog	4 Jul 2003 10:36:23 -0000	1.1815
+++ evolution/calendar//ChangeLog	10 Jul 2003 08:50:15 -0000
@@ -1,3 +1,12 @@
+2003-07-10  Harry Lu <harry lu sun com>
+
+ 	Fixes #46075.
+
+	* gui/e-date-time-list.c (compare_datetime): new function to compare
+	two CalComponentDateTime instances.
+	(e_date_time_list_append): check whether the date already exists before
+	adding it to the list.
+
 2003-07-03  Rodrigo Moya <rodrigo ximian com>
 
 	* gui/e-tasks.c (setup_widgets): added a paned widget to contain
Index: evolution/calendar//gui/e-date-time-list.c
===================================================================
RCS file: /cvs/gnome/evolution/calendar/gui/e-date-time-list.c,v
retrieving revision 1.2
diff -u -r1.2 e-date-time-list.c
--- evolution/calendar//gui/e-date-time-list.c	6 Feb 2003 01:58:30 -0000	1.2
+++ evolution/calendar//gui/e-date-time-list.c	10 Jul 2003 08:50:19 -0000
@@ -291,6 +291,12 @@
 	return datetime_copy;
 }
 
+static gint
+compare_datetime (const CalComponentDateTime *datetime1, const CalComponentDateTime *datetime2)
+{
+	return icaltime_compare (*datetime1->value, *datetime2->value);
+}
+
 void
 e_date_time_list_set_date_time (EDateTimeList *date_time_list, GtkTreeIter *iter,
 				const CalComponentDateTime *datetime)
@@ -311,8 +317,10 @@
 {
 	g_return_if_fail (datetime != NULL);
 
-	date_time_list->list = g_list_append (date_time_list->list, copy_datetime (datetime));
-	row_added (date_time_list, g_list_length (date_time_list->list) - 1);
+	if (g_list_find_custom (date_time_list->list, datetime, (GCompareFunc)compare_datetime) == NULL) {
+		date_time_list->list = g_list_append (date_time_list->list, copy_datetime (datetime));
+		row_added (date_time_list, g_list_length (date_time_list->list) - 1);
+	}
 
 	if (iter) {
 		iter->user_data = g_list_last (date_time_list->list);