From df04f8c1e57f279ed75db707597d61ba06a3d096 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <carl@carlh.net>
Date: Tue, 8 Nov 2011 12:30:55 +0000
Subject: [PATCH] Delete the separate 2D panner window when its corresponding
 panner is being removed; fixes #4452.

git-svn-id: svn://localhost/ardour2/branches/3.0@10492 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/panner_ui.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gtk2_ardour/panner_ui.cc b/gtk2_ardour/panner_ui.cc
index 503706b6c3..627d4e76aa 100644
--- a/gtk2_ardour/panner_ui.cc
+++ b/gtk2_ardour/panner_ui.cc
@@ -249,6 +249,9 @@ PannerUI::setup_pan ()
 		EventBox* eb = manage (new EventBox());
 		pan_vbox.pack_start (*eb, false, false);
 
+		delete big_window;
+		big_window = 0;
+
 	} else if (nouts == 2) {
 
                 if (nins == 2) {
@@ -301,6 +304,8 @@ PannerUI::setup_pan ()
                                                    nins) << endmsg;
                 }
 
+		delete big_window;
+		big_window = 0;
 
 	} else {