Show calendar backend errors in an alert sink

1 files changed, 32 insertions, 0 deletions

diff --git a/widgets/misc/e-alert-bar.c b/widgets/misc/e-alert-bar.c
index cae1bc0172..c20a74e4d0 100644
--- a/widgets/misc/e-alert-bar.c
+++ b/widgets/misc/e-alert-bar.c
@@ -243,13 +243,45 @@ e_alert_bar_new (void)
 	return g_object_new (E_TYPE_ALERT_BAR, NULL);
 }
 
+struct DuplicateData
+{
+	gboolean found;
+	EAlert *looking_for;
+};
+
+static void
+find_duplicate_cb (gpointer data, gpointer user_data)
+{
+	EAlert *alert = data;
+	struct DuplicateData *dd = user_data;
+
+	g_return_if_fail (alert != NULL);
+	g_return_if_fail (dd != NULL);
+	g_return_if_fail (dd->looking_for != NULL);
+
+	dd->found = dd->found || (
+		e_alert_get_message_type (alert) == e_alert_get_message_type (dd->looking_for) &&
+		g_strcmp0 (e_alert_get_primary_text (alert), e_alert_get_primary_text (dd->looking_for)) == 0 &&
+		g_strcmp0 (e_alert_get_secondary_text (alert), e_alert_get_secondary_text (dd->looking_for)) == 0);
+}
+
 void
 e_alert_bar_add_alert (EAlertBar *alert_bar,
                        EAlert *alert)
 {
+	struct DuplicateData dd;
+
 	g_return_if_fail (E_IS_ALERT_BAR (alert_bar));
 	g_return_if_fail (E_IS_ALERT (alert));
 
+	dd.found = FALSE;
+	dd.looking_for = alert;
+
+	g_queue_foreach (&alert_bar->priv->alerts, find_duplicate_cb, &dd);
+
+	if (dd.found)
+		return;
+
 	g_signal_connect (
 		alert, "response",
 		G_CALLBACK (alert_bar_response_cb), alert_bar);