remove prototypes

2004-04-29  JP Rosevear  <jpr@ximian.com>

	* gui/tasks-component.h (tasks_component_peek_source_list): remove
	prototypes

	* gui/tasks-component.c (source_removed_cb):  unselect the
	source in the selector if source removed from calendar
	(create_component_view): create the activity handler and listen to
	source remove signal

	* gui/gnome-cal.h: add signals, protos

	* gui/gnome-cal.c (gnome_calendar_class_init): add source added
	and removed signals
	(client_cal_opened_cb): emit source removed signal
	(open_ecal): set the status message
	(backend_died_cb): emit source removed signal
	(gnome_calendar_set_activity_handler): allow an activity handler
	to be set
	(gnome_calendar_add_source): emit source added signal
	(gnome_calendar_remove_source): emit source removed signal
	(display_view): update the active activity handler

	* gui/e-tasks.h: add signal prototypes

	* gui/e-tasks.c (e_tasks_class_init): add source added and removed
	signals
	(backend_died_cb): emit source removed signal
	(e_tasks_add_todo_source): emit source added/removed signals
	(e_tasks_remove_todo_source): emit source removed signal

	* gui/e-calendar-view.h: add proto

	* gui/e-calendar-view.c (e_calendar_view_set_activity_handler):
	allow an activity handler to be set
	(e_calendar_view_set_status_message): use private activity handler
	(if any) to set status message

	* gui/e-calendar-table.h: add data member and proto

	* gui/e-calendar-table.c (e_calendar_table_set_activity_handler):
	allow an activity handler to be set
	(e_calendar_table_set_status_message): use private activity
	handler (if any) to set status message

	* gui/e-calendar-marshal.list: add extra marshallers

	* gui/calendar-component.h: kill protos

	* gui/calendar-component.c (source_removed_cb): unselect the
	source in the selector if source removed from calendar
	(create_component_view): create the activity handler and listen to
	source remove signal

svn path=/trunk/; revision=25694

14 files changed, 267 insertions, 81 deletions

diff --git a/calendar/ChangeLog b/calendar/ChangeLog
index 2c6f852481..a57705a31d 100644
--- a/calendar/ChangeLog
+++ b/calendar/ChangeLog
@@ -1,5 +1,59 @@
 2004-04-29  JP Rosevear  <jpr@ximian.com>
 
+	* gui/tasks-component.h (tasks_component_peek_source_list): remove
+	prototypes
+
+	* gui/tasks-component.c (source_removed_cb):  unselect the
+	source in the selector if source removed from calendar
+	(create_component_view): create the activity handler and listen to
+	source remove signal
+
+	* gui/gnome-cal.h: add signals, protos
+
+	* gui/gnome-cal.c (gnome_calendar_class_init): add source added
+	and removed signals
+	(client_cal_opened_cb): emit source removed signal
+	(open_ecal): set the status message
+	(backend_died_cb): emit source removed signal
+	(gnome_calendar_set_activity_handler): allow an activity handler
+	to be set
+	(gnome_calendar_add_source): emit source added signal
+	(gnome_calendar_remove_source): emit source removed signal
+	(display_view): update the active activity handler
+	
+	* gui/e-tasks.h: add signal prototypes
+
+	* gui/e-tasks.c (e_tasks_class_init): add source added and removed
+	signals
+	(backend_died_cb): emit source removed signal
+	(e_tasks_add_todo_source): emit source added/removed signals
+	(e_tasks_remove_todo_source): emit source removed signal
+
+	* gui/e-calendar-view.h: add proto
+
+	* gui/e-calendar-view.c (e_calendar_view_set_activity_handler):
+	allow an activity handler to be set
+	(e_calendar_view_set_status_message): use private activity handler
+	(if any) to set status message
+
+	* gui/e-calendar-table.h: add data member and proto
+
+	* gui/e-calendar-table.c (e_calendar_table_set_activity_handler):
+	allow an activity handler to be set
+	(e_calendar_table_set_status_message): use private activity
+	handler (if any) to set status message
+
+	* gui/e-calendar-marshal.list: add extra marshallers
+
+	* gui/calendar-component.h: kill protos
+
+	* gui/calendar-component.c (source_removed_cb): unselect the
+	source in the selector if source removed from calendar
+	(create_component_view): create the activity handler and listen to
+	source remove signal
+
+2004-04-29  JP Rosevear  <jpr@ximian.com>
+
 	* gui/dialogs/comp-editor.c (send_timezone): ditto
 
 	* gui/dialogs/task-page.c (task_page_fill_component): kill warning
diff --git a/calendar/gui/calendar-component.c b/calendar/gui/calendar-component.c
index e7b4830b94..81be15df44 100644
--- a/calendar/gui/calendar-component.c
+++ b/calendar/gui/calendar-component.c
@@ -441,6 +441,16 @@ primary_source_selection_changed_cb (ESourceSelector *selector, CalendarComponen
 }
 
 static void
+source_removed_cb (GnomeCalendar *calendar, ECalSourceType source_type, ESource *source, CalendarComponentView *component_view)
+{
+	switch (source_type) {
+	case E_CAL_SOURCE_TYPE_EVENT:
+		e_source_selector_unselect_source (E_SOURCE_SELECTOR (component_view->source_selector), source);
+	default:
+	}
+}
+
+static void
 config_primary_selection_changed_cb (GConfClient *client, guint id, GConfEntry *entry, gpointer data)
 {
 	CalendarComponent *calendar_component = data;
@@ -960,14 +970,19 @@ create_component_view (CalendarComponent *calendar_component)
 	}
 
 	component_view->calendar = (GnomeCalendar *) bonobo_control_get_widget (component_view->view_control);
+	g_signal_connect (component_view->calendar, "source_removed", 
+			  G_CALLBACK (source_removed_cb), component_view);
 
 	/* Create status bar */
 	statusbar_widget = e_task_bar_new ();
+	component_view->activity_handler = e_activity_handler_new ();
 	e_activity_handler_attach_task_bar (component_view->activity_handler, E_TASK_BAR (statusbar_widget));
 	gtk_widget_show (statusbar_widget);
 
 	component_view->statusbar_control = bonobo_control_new (statusbar_widget);
 	
+	gnome_calendar_set_activity_handler (component_view->calendar, component_view->activity_handler);
+	
 	/* connect after setting the initial selections, or we'll get unwanted calls
 	   to calendar_control_sensitize_calendar_commands */
 	g_signal_connect (component_view->source_selector, "selection_changed",
@@ -1300,20 +1315,6 @@ calendar_component_peek_source_list (CalendarComponent *component)
 	return component->priv->source_list;
 }
 
-ESourceSelector *
-calendar_component_peek_source_selector (CalendarComponent *component)
-{
-// return E_SOURCE_SELECTOR (component->priv->source_selector);
-	return NULL;
-}
-
-EActivityHandler *
-calendar_component_peek_activity_handler (CalendarComponent *component)
-{
-//	return component->priv->activity_handler;
-	return NULL;
-}
-
 void
 calendar_component_init_publishing (void)
 {
diff --git a/calendar/gui/calendar-component.h b/calendar/gui/calendar-component.h
index c0ce1ca80b..c562d15e13 100644
--- a/calendar/gui/calendar-component.h
+++ b/calendar/gui/calendar-component.h
@@ -28,7 +28,6 @@
 #include <libedataserver/e-source-list.h>
 
 #include "widgets/misc/e-source-selector.h"
-#include "e-activity-handler.h"
 #include "Evolution.h"
 
 
@@ -63,8 +62,6 @@ CalendarComponent *calendar_component_peek  (void);
 const char       *calendar_component_peek_base_directory    (CalendarComponent *component);
 const char       *calendar_component_peek_config_directory  (CalendarComponent *component);
 ESourceList      *calendar_component_peek_source_list       (CalendarComponent *component);
-ESourceSelector  *calendar_component_peek_source_selector   (CalendarComponent *component);
-EActivityHandler *calendar_component_peek_activity_handler  (CalendarComponent *component);
 
 void calendar_component_init_publishing (void);
 
diff --git a/calendar/gui/e-calendar-marshal.list b/calendar/gui/e-calendar-marshal.list
index a16f42053b..9e095c4291 100644
--- a/calendar/gui/e-calendar-marshal.list
+++ b/calendar/gui/e-calendar-marshal.list
@@ -1,8 +1,10 @@
 NONE:INT
 NONE:POINTER
+NONE:OBJECT
 NONE:INT,STRING
 NONE:INT,BOOL
 NONE:INT,POINTER
+NONE:INT,OBJECT
 NONE:STRING,INT
 NONE:INT,INT
 NONE:ENUM,ENUM
diff --git a/calendar/gui/e-calendar-table.c b/calendar/gui/e-calendar-table.c
index d224b21d12..9da8ae43c0 100644
--- a/calendar/gui/e-calendar-table.c
+++ b/calendar/gui/e-calendar-table.c
@@ -1360,16 +1360,24 @@ static char *test[] = {
 static GdkPixbuf *progress_icon = NULL;
 
 void
-e_calendar_table_set_status_message (ECalendarTable *cal_table, const gchar *message)
+e_calendar_table_set_activity_handler (ECalendarTable *cal_table, EActivityHandler *activity_handler)
 {
-#if 0
-	EActivityHandler *activity_handler = tasks_component_peek_activity_handler (tasks_component_peek ());
+	g_return_if_fail (E_IS_CALENDAR_TABLE (cal_table));
 
+	cal_table->activity_handler = activity_handler;
+}
+
+void
+e_calendar_table_set_status_message (ECalendarTable *cal_table, const gchar *message)
+{
         g_return_if_fail (E_IS_CALENDAR_TABLE (cal_table));
 
+	if (!cal_table->activity_handler)
+		return;
+	
         if (!message || !*message) {
 		if (cal_table->activity_id != 0) {
-			e_activity_handler_operation_finished (activity_handler, cal_table->activity_id);
+			e_activity_handler_operation_finished (cal_table->activity_handler, cal_table->activity_id);
 			cal_table->activity_id = 0;
 		}
         } else if (cal_table->activity_id == 0) {
@@ -1378,12 +1386,11 @@ e_calendar_table_set_status_message (ECalendarTable *cal_table, const gchar *mes
                 if (progress_icon == NULL)
                         progress_icon = e_icon_factory_get_icon (EVOLUTION_TASKS_PROGRESS_IMAGE, 16);
 
-                cal_table->activity_id = e_activity_handler_operation_started (activity_handler, client_id,
+                cal_table->activity_id = e_activity_handler_operation_started (cal_table->activity_handler, client_id,
 									       progress_icon, message, TRUE);
 
                 g_free (client_id);
         } else {
-                e_activity_handler_operation_progressing (activity_handler, cal_table->activity_id, message, -1.0);
+                e_activity_handler_operation_progressing (cal_table->activity_handler, cal_table->activity_id, message, -1.0);
 	}
-#endif
 }
diff --git a/calendar/gui/e-calendar-table.h b/calendar/gui/e-calendar-table.h
index 1aebd430b8..c69c95d56e 100644
--- a/calendar/gui/e-calendar-table.h
+++ b/calendar/gui/e-calendar-table.h
@@ -27,6 +27,7 @@
 #include <gtk/gtktable.h>
 #include <gal/e-table/e-table-scrolled.h>
 #include <widgets/misc/e-cell-date-edit.h>
+#include "e-activity-handler.h"
 #include "e-cal-model.h"
 
 G_BEGIN_DECLS
@@ -61,6 +62,7 @@ struct _ECalendarTable {
 	icalcomponent *tmp_vcal;
 
 	/* Activity ID for the EActivityHandler (i.e. the status bar).  */
+	EActivityHandler *activity_handler;
 	guint activity_id;
 };
 
@@ -92,6 +94,8 @@ void	   e_calendar_table_load_state		(ECalendarTable *cal_table,
 void	   e_calendar_table_save_state		(ECalendarTable *cal_table,
 						 gchar		*filename);
 
+void       e_calendar_table_set_activity_handler (ECalendarTable *cal_table,
+						  EActivityHandler *activity_handler);
 void       e_calendar_table_set_status_message (ECalendarTable *cal_table,
 						const gchar *message);
 
diff --git a/calendar/gui/e-calendar-view.c b/calendar/gui/e-calendar-view.c
index 5aae73b6a0..7562d83912 100644
--- a/calendar/gui/e-calendar-view.c
+++ b/calendar/gui/e-calendar-view.c
@@ -30,7 +30,8 @@
 #include <gtk/gtkbindings.h>
 #include <libgnome/gnome-i18n.h>
 #include <gal/util/e-util.h>
-#include "e-util/e-dialog-utils.h"
+#include <e-util/e-dialog-utils.h>
+#include <e-util/e-icon-factory.h>
 #include "e-calendar-marshal.h"
 #include <libecal/e-cal-time-util.h>
 #include <libecal/e-cal-component.h>
@@ -67,6 +68,7 @@ struct _ECalendarViewPrivate {
 	ECalModel *model;
 
 	/* Current activity (for the EActivityHandler, i.e. the status bar).  */
+	EActivityHandler *activity_handler;
 	guint activity_id;
 
 	/* The popup menu */
@@ -529,31 +531,46 @@ e_calendar_view_set_use_24_hour_format (ECalendarView *cal_view, gboolean use_24
 }
 
 void
-e_calendar_view_set_status_message (ECalendarView *cal_view, const gchar *message)
+e_calendar_view_set_activity_handler (ECalendarView *cal_view, EActivityHandler *activity_handler)
 {
-#if 0
-	EActivityHandler *activity_handler = calendar_component_peek_activity_handler (calendar_component_peek ());
+	ECalendarViewPrivate *priv;
+	
+	g_return_if_fail (E_IS_CALENDAR_VIEW (cal_view));
 
+	priv = cal_view->priv;
+
+	priv->activity_handler = activity_handler;
+}
+
+void
+e_calendar_view_set_status_message (ECalendarView *cal_view, const gchar *message)
+{
+	ECalendarViewPrivate *priv;
+	
 	g_return_if_fail (E_IS_CALENDAR_VIEW (cal_view));
 
+	priv = cal_view->priv;
+
+	if (!priv->activity_handler)
+		return;
+	
 	if (!message || !*message) {
-		if (cal_view->priv->activity_id != 0) {
-			e_activity_handler_operation_finished (activity_handler, cal_view->priv->activity_id);
-			cal_view->priv->activity_id = 0;
+		if (priv->activity_id != 0) {
+			e_activity_handler_operation_finished (priv->activity_handler, priv->activity_id);
+			priv->activity_id = 0;
 		}
-	} else if (cal_view->priv->activity_id == 0) {
+	} else if (priv->activity_id == 0) {
 		char *client_id = g_strdup_printf ("%p", cal_view);
 
 		if (progress_icon == NULL)
 			progress_icon = e_icon_factory_get_icon (EVOLUTION_CALENDAR_PROGRESS_IMAGE, 16);
 
-		cal_view->priv->activity_id = e_activity_handler_operation_started (activity_handler, client_id, progress_icon, message, TRUE);
+		priv->activity_id = e_activity_handler_operation_started (priv->activity_handler, client_id, progress_icon, message, TRUE);
 
 		g_free (client_id);
 	} else {
-		e_activity_handler_operation_progressing (activity_handler, cal_view->priv->activity_id, message, -1.0);
+		e_activity_handler_operation_progressing (priv->activity_handler, priv->activity_id, message, -1.0);
 	}
-#endif
 }
 
 GList *
diff --git a/calendar/gui/e-calendar-view.h b/calendar/gui/e-calendar-view.h
index 9891989eea..8ee125e1d2 100644
--- a/calendar/gui/e-calendar-view.h
+++ b/calendar/gui/e-calendar-view.h
@@ -110,6 +110,7 @@ void           e_calendar_view_set_default_category (ECalendarView *cal_view, co
 gboolean       e_calendar_view_get_use_24_hour_format (ECalendarView *view);
 void           e_calendar_view_set_use_24_hour_format (ECalendarView *view, gboolean use_24_hour);
 
+void           e_calendar_view_set_activity_handler (ECalendarView *cal_view, EActivityHandler *activity_handler);
 void           e_calendar_view_set_status_message (ECalendarView *cal_view, const gchar *message);
 
 GList         *e_calendar_view_get_selected_events (ECalendarView *cal_view);
diff --git a/calendar/gui/e-tasks.c b/calendar/gui/e-tasks.c
index fab404b38d..e48e954c12 100644
--- a/calendar/gui/e-tasks.c
+++ b/calendar/gui/e-tasks.c
@@ -42,6 +42,7 @@
 #include "widgets/menus/gal-view-menus.h"
 #include "dialogs/delete-error.h"
 #include "dialogs/task-editor.h"
+#include "e-calendar-marshal.h"
 #include "cal-search-bar.h"
 #include "calendar-config.h"
 #include "calendar-component.h"
@@ -92,6 +93,8 @@ static void backend_error_cb (ECal *client, const char *message, gpointer data);
 /* Signal IDs */
 enum {
 	SELECTION_CHANGED,
+	SOURCE_ADDED,
+	SOURCE_REMOVED,
 	LAST_SIGNAL
 };
 
@@ -383,9 +386,33 @@ e_tasks_class_init (ETasksClass *class)
 				GTK_TYPE_NONE, 1,
 				GTK_TYPE_INT);
 
+	e_tasks_signals[SOURCE_ADDED] =
+		g_signal_new ("source_added",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_FIRST,
+			      G_STRUCT_OFFSET (ETasksClass, source_added),
+			      NULL, NULL,
+			      e_calendar_marshal_VOID__OBJECT,
+			      G_TYPE_NONE,
+			      1,
+			      G_TYPE_OBJECT);
+
+	e_tasks_signals[SOURCE_REMOVED] =
+		g_signal_new ("source_removed",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_FIRST,
+			      G_STRUCT_OFFSET (ETasksClass, source_removed),
+			      NULL, NULL,
+			      e_calendar_marshal_VOID__OBJECT,
+			      G_TYPE_NONE,
+			      1,
+			      G_TYPE_OBJECT);
+
 	object_class->destroy = e_tasks_destroy;
 
 	class->selection_changed = NULL;
+	class->source_added = NULL;
+	class->source_removed = NULL;
 }
 
 
@@ -534,16 +561,23 @@ backend_died_cb (ECal *client, gpointer data)
 {
 	ETasks *tasks;
 	ETasksPrivate *priv;
+	ESource *source;
 	char *message;
 	GtkWidget *dialog;
-
+	
 	tasks = E_TASKS (data);
 	priv = tasks->priv;
 
-	/* FIXME: this doesn't remove the task list from the list or anything */
-	message = g_strdup_printf (_("The task backend for\n%s\n has crashed."), e_cal_get_uri (client));
+	source = g_object_ref (e_cal_get_source (client));
+
+	priv->clients_list = g_list_remove (priv->clients_list, client);
+	g_hash_table_remove (priv->clients, e_cal_get_uri (client));
+
+	gtk_signal_emit (GTK_OBJECT (tasks), e_tasks_signals[SOURCE_REMOVED], source);
+
 	e_calendar_table_set_status_message (E_CALENDAR_TABLE (e_tasks_get_calendar_table (tasks)), NULL);
 
+	message = g_strdup_printf (_("The task backend for '%s' has crashed."), e_source_peek_name (source));
 	dialog = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (tasks))),
 					 0, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
 					 message);
@@ -551,13 +585,7 @@ backend_died_cb (ECal *client, gpointer data)
 	gtk_widget_destroy (dialog);
 	g_free (message);
 
-	e_source_selector_unselect_source (
-		tasks_component_peek_source_selector (tasks_component_peek ()),
-		e_cal_get_source (client));
-
-	g_hash_table_remove (priv->clients, e_cal_get_uri (client));
-	priv->clients_list = g_list_remove (priv->clients_list, client);
-	g_object_unref (client);
+	g_object_unref (source);
 }
 
 void
@@ -621,6 +649,8 @@ e_tasks_add_todo_source (ETasks *tasks, ESource *source)
 		return TRUE;
 	}
 
+	/* FIXME Loading should be async */
+	/* FIXME With no event handling here the status message never actually changes */
 	set_status_message (tasks, _("Opening tasks at %s"), str_uri);
 
 	client = auth_new_cal_from_source (source, E_CAL_SOURCE_TYPE_TODO);
@@ -636,6 +666,8 @@ e_tasks_add_todo_source (ETasks *tasks, ESource *source)
 	g_signal_connect (G_OBJECT (client), "categories_changed", G_CALLBACK (client_categories_changed_cb), tasks);
 	g_signal_connect (G_OBJECT (client), "backend_died", G_CALLBACK (backend_died_cb), tasks);
 
+	gtk_signal_emit (GTK_OBJECT (tasks), e_tasks_signals[SOURCE_ADDED], source);
+
 	if (!e_cal_open (client, FALSE, &error)) {
 		GtkWidget *dialog;
 
@@ -653,6 +685,8 @@ e_tasks_add_todo_source (ETasks *tasks, ESource *source)
 		/* Do this last because it unrefs the client */
 		g_hash_table_remove (priv->clients, str_uri);
 
+		gtk_signal_emit (GTK_OBJECT (tasks), e_tasks_signals[SOURCE_REMOVED], source);
+
 		gtk_dialog_run (GTK_DIALOG (dialog));
 		gtk_widget_destroy (dialog);
 
@@ -702,6 +736,8 @@ e_tasks_remove_todo_source (ETasks *tasks, ESource *source)
 	g_hash_table_remove (priv->clients, str_uri);
 	g_free (str_uri);
 
+	gtk_signal_emit (GTK_OBJECT (tasks), e_tasks_signals[SOURCE_REMOVED], source);
+
 	return TRUE;
 }
 
diff --git a/calendar/gui/e-tasks.h b/calendar/gui/e-tasks.h
index fc3b1ebcfe..26a8c37984 100644
--- a/calendar/gui/e-tasks.h
+++ b/calendar/gui/e-tasks.h
@@ -54,6 +54,8 @@ struct _ETasksClass {
 
 	/* Notification signals */
 	void (* selection_changed) (ETasks *tasks, int n_selected);
+        void (* source_added)      (ETasks *tasks, ESource *source);
+        void (* source_removed)    (ETasks *tasks, ESource *source);
 };
 
 
diff --git a/calendar/gui/gnome-cal.c b/calendar/gui/gnome-cal.c
index 4872c7e274..de218b4233 100644
--- a/calendar/gui/gnome-cal.c
+++ b/calendar/gui/gnome-cal.c
@@ -52,6 +52,7 @@
 #include "dialogs/event-editor.h"
 #include "dialogs/task-editor.h"
 #include "comp-util.h"
+#include "e-calendar-marshal.h"
 #include "e-cal-model-calendar.h"
 #include "e-day-view.h"
 #include "e-day-view-config.h"
@@ -114,6 +115,9 @@ struct _GnomeCalendarPrivate {
 	GtkWidget   *month_view;
 	GtkWidget   *list_view;
 
+	/* Activity */
+	EActivityHandler *activity_handler;
+	
 	/* Calendar query for the date navigator */
 	GList       *dn_queries; /* list of CalQueries */
 	char        *sexp;
@@ -166,7 +170,8 @@ enum {
 	CALENDAR_FOCUS_CHANGE,
 	TASKPAD_FOCUS_CHANGE,
 	GOTO_DATE,
-	ACTIVITY,
+	SOURCE_ADDED,
+	SOURCE_REMOVED,
 	LAST_SIGNAL
 };
 
@@ -268,6 +273,28 @@ gnome_calendar_class_init (GnomeCalendarClass *class)
 				GTK_TYPE_NONE, 1,
 				GTK_TYPE_BOOL);
 
+	gnome_calendar_signals[SOURCE_ADDED] =
+		g_signal_new ("source_added",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_FIRST,
+			      G_STRUCT_OFFSET (GnomeCalendarClass, source_added),
+			      NULL, NULL,
+			      e_calendar_marshal_VOID__INT_OBJECT,
+			      G_TYPE_NONE,
+			      2,
+			      G_TYPE_INT, G_TYPE_OBJECT);
+
+	gnome_calendar_signals[SOURCE_REMOVED] =
+		g_signal_new ("source_removed",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_FIRST,
+			      G_STRUCT_OFFSET (GnomeCalendarClass, source_removed),
+			      NULL, NULL,
+			      e_calendar_marshal_VOID__INT_OBJECT,
+			      G_TYPE_NONE,
+			      2,
+			      G_TYPE_INT, G_TYPE_OBJECT);
+
 	gnome_calendar_signals[GOTO_DATE] =
 		g_signal_new ("goto_date",
 			      G_TYPE_FROM_CLASS (object_class),
@@ -279,7 +306,6 @@ gnome_calendar_class_init (GnomeCalendarClass *class)
 			      1,
 			      G_TYPE_INT);
 
-
 	object_class->destroy = gnome_calendar_destroy;
 
 	class->dates_shown_changed = NULL;
@@ -287,6 +313,8 @@ gnome_calendar_class_init (GnomeCalendarClass *class)
 	class->taskpad_selection_changed = NULL;
 	class->calendar_focus_change = NULL;
 	class->taskpad_focus_change = NULL;
+	class->source_added = NULL;
+	class->source_removed = NULL;
 	class->goto_date = gnome_calendar_goto_date;
 
 	/*
@@ -1526,6 +1554,7 @@ display_view (GnomeCalendar *gcal, GnomeCalendarViewType view_type, gboolean gra
 	if (grab_focus)
 		focus_current_view (gcal);
 
+	gnome_calendar_set_activity_handler (gcal, priv->activity_handler);
 	gnome_calendar_set_pane_positions (gcal);
 
 	/* For the week & month views we want the selection in the date
@@ -1754,14 +1783,21 @@ client_cal_opened_cb (ECal *ecal, ECalendarStatus status, GnomeCalendar *gcal)
 
 	priv = gcal->priv;
 
-	e_calendar_view_set_status_message (E_CALENDAR_VIEW (gnome_calendar_get_current_view_widget (gcal)), NULL);
+	e_calendar_view_set_status_message (priv->views[priv->current_view_type], NULL);
 
 	source_type = e_cal_get_source_type (ecal);
 	source = e_cal_get_source (ecal);
 	
 	if (status != E_CALENDAR_STATUS_OK) {
+		/* Make sure the source doesn't disappear on us */
+		g_object_ref (source);
+		
 		priv->clients_list[source_type] = g_list_remove (priv->clients_list[source_type], ecal);
-		g_hash_table_remove (priv->clients[source_type], e_source_peek_uid (source));		
+		g_hash_table_remove (priv->clients[source_type], e_source_peek_uid (source));
+
+		gtk_signal_emit (GTK_OBJECT (gcal), gnome_calendar_signals[SOURCE_REMOVED], source_type, source);
+		
+		g_object_unref (source);
 		
 		return;
 	}
@@ -1771,7 +1807,7 @@ client_cal_opened_cb (ECal *ecal, ECalendarStatus status, GnomeCalendar *gcal)
 	switch (source_type) {
 	case E_CAL_SOURCE_TYPE_EVENT:
 		msg = g_strdup_printf (_("Loading appointments at %s"), e_cal_get_uri (ecal));
-		e_calendar_view_set_status_message (E_CALENDAR_VIEW (gnome_calendar_get_current_view_widget (gcal)), msg);
+		e_calendar_view_set_status_message (priv->views[priv->current_view_type], msg);
 		g_free (msg);
 
 		/* add client to the views */
@@ -1785,17 +1821,17 @@ client_cal_opened_cb (ECal *ecal, ECalendarStatus status, GnomeCalendar *gcal)
 		/* update date navigator query */
 		update_query (gcal);
 
-		e_calendar_view_set_status_message (E_CALENDAR_VIEW (gnome_calendar_get_current_view_widget (gcal)), NULL);
+		e_calendar_view_set_status_message (priv->views[priv->current_view_type], NULL);
 		break;
 		
 	case E_CAL_SOURCE_TYPE_TODO:
 		msg = g_strdup_printf (_("Loading tasks at %s"), e_cal_get_uri (ecal));
-		e_calendar_view_set_status_message (E_CALENDAR_VIEW (gnome_calendar_get_current_view_widget (gcal)), msg);
+		e_calendar_table_set_status_message (E_CALENDAR_TABLE (priv->todo), msg);
 		g_free (msg);
 
 		e_cal_model_add_client (e_calendar_table_get_model (E_CALENDAR_TABLE (priv->todo)), ecal);
 
-		e_calendar_view_set_status_message (E_CALENDAR_VIEW (gnome_calendar_get_current_view_widget (gcal)), NULL);
+		e_calendar_table_set_status_message (E_CALENDAR_TABLE (priv->todo), NULL);
 		break;
 		
 	default:
@@ -1807,10 +1843,13 @@ client_cal_opened_cb (ECal *ecal, ECalendarStatus status, GnomeCalendar *gcal)
 static gboolean
 open_ecal (GnomeCalendar *gcal, ECal *cal, gboolean only_if_exists)
 {
+	GnomeCalendarPrivate *priv;
 	char *msg;
 
-	msg = g_strdup_printf (_("Opening %s"), e_cal_get_uri (cal));
-	e_calendar_view_set_status_message (E_CALENDAR_VIEW (gnome_calendar_get_current_view_widget (gcal)), msg);
+	priv = gcal->priv;
+	
+	msg = g_strdup_printf (_("Opening %s"), e_cal_get_uri (cal));	
+	e_calendar_view_set_status_message (priv->views[priv->current_view_type], msg);
 	g_free (msg);
 
 	g_signal_connect (G_OBJECT (cal), "cal_opened", G_CALLBACK (client_cal_opened_cb), gcal);
@@ -1930,8 +1969,9 @@ backend_died_cb (ECal *ecal, gpointer data)
 	gcal = GNOME_CALENDAR (data);
 	priv = gcal->priv;
 
+	/* Make sure the source doesn't go away on us since we use it below */
 	source_type = e_cal_get_source_type (ecal);
-	source = e_cal_get_source (ecal);
+	source = g_object_ref (e_cal_get_source (ecal));
 	
 	priv->clients_list[source_type] = g_list_remove (priv->clients_list[source_type], ecal);
 	g_hash_table_remove (priv->clients[source_type], e_source_peek_uid (source));
@@ -1943,15 +1983,14 @@ backend_died_cb (ECal *ecal, gpointer data)
 		for (i = 0; i < GNOME_CAL_LAST_VIEW; i++)
 			e_calendar_view_set_status_message (priv->views[i], NULL);
 
-		/* FIXME We should probably just emit a signal here */
-		e_source_selector_unselect_source (
-			calendar_component_peek_source_selector (calendar_component_peek ()),
-			e_cal_get_source (ecal));
+		gtk_signal_emit (GTK_OBJECT (gcal), gnome_calendar_signals[SOURCE_REMOVED], source_type, source);
 		break;
 
 	case E_CAL_SOURCE_TYPE_TODO:
 		message = g_strdup_printf (_("The task backend for '%s' has crashed."), e_source_peek_name (source));
 		e_calendar_table_set_status_message (E_CALENDAR_TABLE (priv->todo), NULL);
+
+		gtk_signal_emit (GTK_OBJECT (gcal), gnome_calendar_signals[SOURCE_REMOVED], source_type, source);
 		break;
 
 	default:
@@ -1959,6 +1998,8 @@ backend_died_cb (ECal *ecal, gpointer data)
 		return;
 	}
 
+	g_object_unref (source);
+	
 	dialog = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (gcal))),
 					 0, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
 					 message);
@@ -1996,6 +2037,25 @@ gnome_calendar_new (void)
 	return GTK_WIDGET (gcal);
 }
 
+void 
+gnome_calendar_set_activity_handler (GnomeCalendar *cal, EActivityHandler *activity_handler)
+{
+	GnomeCalendarPrivate *priv;
+	int i;
+	
+	g_return_if_fail (cal != NULL);
+	g_return_if_fail (GNOME_IS_CALENDAR (cal));
+
+	priv = cal->priv;
+
+	priv->activity_handler = activity_handler;
+	
+	for (i = 0; i < GNOME_CAL_LAST_VIEW; i++)
+		e_calendar_view_set_activity_handler (priv->views[i], i == priv->current_view_type ? activity_handler : NULL);		
+	
+	e_calendar_table_set_activity_handler (E_CALENDAR_TABLE (priv->todo), activity_handler);
+}
+
 void
 gnome_calendar_set_ui_component (GnomeCalendar *gcal,
 				 BonoboUIComponent *ui_component)
@@ -2080,6 +2140,8 @@ gnome_calendar_add_source (GnomeCalendar *gcal, ECalSourceType source_type, ESou
 	g_hash_table_insert (priv->clients[source_type], g_strdup (e_source_peek_uid (source)), client);
 	priv->clients_list[source_type] = g_list_prepend (priv->clients_list[source_type], client);
 
+	gtk_signal_emit (GTK_OBJECT (gcal), gnome_calendar_signals[SOURCE_ADDED], source_type, source);
+
 	open_ecal (gcal, client, FALSE);
 
 	return TRUE;
@@ -2098,11 +2160,17 @@ gnome_calendar_add_source (GnomeCalendar *gcal, ECalSourceType source_type, ESou
 gboolean
 gnome_calendar_remove_source (GnomeCalendar *gcal, ECalSourceType source_type, ESource *source)
 {
+	gboolean result;
+	
 	g_return_val_if_fail (gcal != NULL, FALSE);
 	g_return_val_if_fail (GNOME_IS_CALENDAR (gcal), FALSE);
 	g_return_val_if_fail (E_IS_SOURCE (source), FALSE);
 
-	return gnome_calendar_remove_source_by_uid (gcal, source_type, e_source_peek_uid (source));
+	result = gnome_calendar_remove_source_by_uid (gcal, source_type, e_source_peek_uid (source));
+	if (result)
+		gtk_signal_emit (GTK_OBJECT (gcal), gnome_calendar_signals[SOURCE_REMOVED], source_type, source);
+
+	return result;
 }
 
 gboolean
diff --git a/calendar/gui/gnome-cal.h b/calendar/gui/gnome-cal.h
index cb7e60ee0b..2e41529b33 100644
--- a/calendar/gui/gnome-cal.h
+++ b/calendar/gui/gnome-cal.h
@@ -88,9 +88,12 @@ struct _GnomeCalendarClass {
 
 	void (* calendar_focus_change)  (GnomeCalendar *gcal, gboolean in);
 	void (* taskpad_focus_change)   (GnomeCalendar *gcal, gboolean in);
-        void (* goto_date)         (GnomeCalendar *gcal,
-				    GnomeCalendarGotoDateType date);
 
+        void (* source_added)           (GnomeCalendar *gcal, ECalSourceType source_type, ESource *source);
+        void (* source_removed)         (GnomeCalendar *gcal, ECalSourceType source_type, ESource *source);
+
+	/* Action signals */
+        void (* goto_date)              (GnomeCalendar *gcal, GnomeCalendarGotoDateType date);
 };
 
 
@@ -99,8 +102,8 @@ GtkWidget *gnome_calendar_construct		(GnomeCalendar *gcal);
 
 GtkWidget *gnome_calendar_new			(void);
 
-void gnome_calendar_set_ui_component (GnomeCalendar *cal,
-				      BonoboUIComponent *ui_component);
+void gnome_calendar_set_activity_handler (GnomeCalendar *cal, EActivityHandler *activity_handler);
+void gnome_calendar_set_ui_component (GnomeCalendar *cal, BonoboUIComponent *ui_component);
 
 ECalendarTable *gnome_calendar_get_task_pad	(GnomeCalendar *gcal);
 
diff --git a/calendar/gui/tasks-component.c b/calendar/gui/tasks-component.c
index e94a5d0cf8..c92bbe7a36 100644
--- a/calendar/gui/tasks-component.c
+++ b/calendar/gui/tasks-component.c
@@ -376,6 +376,11 @@ primary_source_selection_changed_cb (ESourceSelector *selector, TasksComponentVi
 	update_uri_for_primary_selection (component_view);
 }
 
+static void
+source_removed_cb (ETasks *tasks, ESource *source, TasksComponentView *component_view)
+{
+	e_source_selector_unselect_source (E_SOURCE_SELECTOR (component_view->source_selector), source);
+}
 
 /* Evolution::Component CORBA methods */
 
@@ -602,14 +607,19 @@ create_component_view (TasksComponent *tasks_component)
 	}
 
 	component_view->tasks = (ETasks *) bonobo_control_get_widget (component_view->view_control);
+	g_signal_connect (component_view->tasks, "source_removed", 
+			  G_CALLBACK (source_removed_cb), component_view);
 
 	/* Create status bar */
 	statusbar_widget = e_task_bar_new ();
+	component_view->activity_handler = e_activity_handler_new ();
 	e_activity_handler_attach_task_bar (component_view->activity_handler, E_TASK_BAR (statusbar_widget));
 	gtk_widget_show (statusbar_widget);
 
 	component_view->statusbar_control = bonobo_control_new (statusbar_widget);
 	
+	e_calendar_table_set_activity_handler (e_tasks_get_calendar_table (component_view->tasks), component_view->activity_handler);
+	
 	/* connect after setting the initial selections, or we'll get unwanted calls
 	   to calendar_control_sensitize_calendar_commands */
 	g_signal_connect (component_view->source_selector, "selection_changed",
@@ -891,18 +901,4 @@ tasks_component_peek_source_list (TasksComponent *component)
 	return component->priv->source_list;	
 }
 
-ESourceSelector *
-tasks_component_peek_source_selector (TasksComponent *component)
-{
-//	return component->priv->source_selector;
-	return NULL;
-}
-
-EActivityHandler *
-tasks_component_peek_activity_handler (TasksComponent *component)
-{
-//	return component->priv->activity_handler;
-	return NULL;
-}
-
 BONOBO_TYPE_FUNC_FULL (TasksComponent, GNOME_Evolution_Component, PARENT_TYPE, tasks_component)
diff --git a/calendar/gui/tasks-component.h b/calendar/gui/tasks-component.h
index 8f013d74b8..1387599f00 100644
--- a/calendar/gui/tasks-component.h
+++ b/calendar/gui/tasks-component.h
@@ -60,7 +60,5 @@ TasksComponent   *tasks_component_peek  (void);
 const char       *tasks_component_peek_base_directory (TasksComponent *component);
 const char       *tasks_component_peek_config_directory (TasksComponent *component);
 ESourceList      *tasks_component_peek_source_list (TasksComponent *component);
-ESourceSelector  *tasks_component_peek_source_selector (TasksComponent *component);
-EActivityHandler *tasks_component_peek_activity_handler (TasksComponent *component);
 
 #endif /* _TASKS_COMPONENT_H_ */