From 2991d74da53edc5a3b09d1cfdf7703212fda5d99 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Tue, 7 Apr 2020 00:11:19 +0200
Subject: GUI: follow LatencyUpdated signal handler, prevent duplicate updates

---
 gtk2_ardour/ardour_ui2.cc | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'gtk2_ardour/ardour_ui2.cc')

diff --git a/gtk2_ardour/ardour_ui2.cc b/gtk2_ardour/ardour_ui2.cc
index 575925153c..d180fbadbe 100644
--- a/gtk2_ardour/ardour_ui2.cc
+++ b/gtk2_ardour/ardour_ui2.cc
@@ -604,7 +604,7 @@ ARDOUR_UI::setup_transport ()
 
 	/* initialize */
 	latency_switch_changed ();
-	session_latency_updated ();
+	session_latency_updated (true);
 
 	repack_transport_hbox ();
 	update_clock_visibility ();
@@ -631,8 +631,16 @@ ARDOUR_UI::latency_switch_changed ()
 }
 
 void
-ARDOUR_UI::session_latency_updated ()
+ARDOUR_UI::session_latency_updated (bool for_playback)
 {
+	if (!for_playback) {
+		/* latency updates happen in pairs, in the following order:
+		 *  - for capture
+		 *  - for playback
+		 */
+		return;
+	}
+
 	if (!_session) {
 		route_latency_value.set_text ("--");
 		io_latency_value.set_text ("--");
-- 
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