Freeze and thaw

svn path=/trunk/; revision=13132

1 files changed, 37 insertions, 0 deletions

diff --git a/my-evolution/e-summary.c b/my-evolution/e-summary.c
index 0ea9e7cde1..d93877e024 100644
--- a/my-evolution/e-summary.c
+++ b/my-evolution/e-summary.c
@@ -82,6 +82,9 @@ struct _ESummaryPrivate {
 	GList *connections;
 
 	gpointer alarm;
+
+	gboolean frozen;
+	gboolean redraw_pending;
 };
 
 typedef struct _ProtocolListener {
@@ -159,6 +162,11 @@ e_summary_draw (ESummary *summary)
 		return;
 	}
 
+	if (summary->priv->frozen == TRUE) {
+		summary->priv->redraw_pending = TRUE;
+		return;
+	}
+
 	string = g_string_new (HTML_1);
 	t = time (NULL);
 	strftime (date, 255, _("%A, %B %e %Y"), localtime (&t));
@@ -447,6 +455,9 @@ e_summary_init (ESummary *summary)
 
 	priv = summary->priv;
 
+	priv->frozen = FALSE;
+	priv->redraw_pending = FALSE;
+
 	priv->html_scroller = gtk_scrolled_window_new (NULL, NULL);
 	gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->html_scroller),
 					GTK_POLICY_AUTOMATIC,
@@ -823,3 +834,29 @@ e_summary_remove_online_connection (ESummary *summary,
 	summary->priv->connections = g_list_remove_link (summary->priv->connections, p);
 	g_list_free (p);
 }
+
+void
+e_summary_freeze (ESummary *summary)
+{
+	g_return_if_fail (IS_E_SUMMARY (summary));
+
+	if (summary->priv->frozen == TRUE) {
+		return;
+	}
+
+	summary->priv->frozen = TRUE;
+}
+
+void
+e_summary_thaw (ESummary *summary)
+{
+	g_return_if_fail (IS_E_SUMMARY (summary));
+	if (summary->priv->frozen == FALSE) {
+		return;
+	}
+
+	summary->priv->frozen = FALSE;
+	if (summary->priv->redraw_pending) {
+		e_summary_draw (summary);
+	}
+}