From 7052f57ee96b95f47b66d3e7d2f24353b6ef609d Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Wed, 3 Jul 2024 18:48:39 -0600
Subject: [PATCH] no drag-n-drop for VCA masters, since they are intended to be
 non-reorderable

---
 gtk2_ardour/editor.cc | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/gtk2_ardour/editor.cc b/gtk2_ardour/editor.cc
index 32811a5de8..2b6b8a573a 100644
--- a/gtk2_ardour/editor.cc
+++ b/gtk2_ardour/editor.cc
@@ -7032,7 +7032,15 @@ Editor::default_time_domain () const
 void
 Editor::start_track_drag (TimeAxisView& tav, int y, Gtk::Widget& w, bool can_change_cursor)
 {
-	track_drag = new TrackDrag (dynamic_cast<RouteTimeAxisView*> (&tav), *_session);
+	RouteTimeAxisView* rtav = dynamic_cast<RouteTimeAxisView*> (&tav);
+
+	/* We do not allow dragging VCA Masters */
+
+	if (!rtav) {
+		return;
+	}
+
+	track_drag = new TrackDrag (rtav, *_session);
 	DEBUG_TRACE (DEBUG::TrackDrag, string_compose ("start track drag with %1\n", track_drag));
 
 	int xo, yo;