From c61e1826f2e0c65654e23c80f288782c3569fd4b Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Tue, 23 Dec 2014 12:41:32 -0500
Subject: [PATCH] fix slow behaviour when changing visible track height in
 Editor::set_visible_track_count()

---
 gtk2_ardour/editor.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gtk2_ardour/editor.cc b/gtk2_ardour/editor.cc
index ac151a604e..d4635f98df 100644
--- a/gtk2_ardour/editor.cc
+++ b/gtk2_ardour/editor.cc
@@ -3574,6 +3574,7 @@ Editor::set_visible_track_count (int32_t n)
 
 	int h;
 	string str;
+	DisplaySuspender ds;
 	
 	if (_visible_track_count > 0) {
 		h = trackviews_height() / _visible_track_count;