From cc12b6bba57ca98d5db567ca2bf9536d7d772e53 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <carl@carlh.net>
Date: Mon, 28 May 2012 21:01:43 +0000
Subject: [PATCH] Emit SelectionCleared() when unique-selecting the first note
 in a region, so that other regions clear their selections.

git-svn-id: svn://localhost/ardour2/branches/3.0@12472 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/midi_region_view.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/gtk2_ardour/midi_region_view.cc b/gtk2_ardour/midi_region_view.cc
index 299ca8ee50..db68223908 100644
--- a/gtk2_ardour/midi_region_view.cc
+++ b/gtk2_ardour/midi_region_view.cc
@@ -1941,6 +1941,14 @@ MidiRegionView::clear_selection_except (ArdourCanvas::CanvasNoteEvent* ev, bool
 {
 	bool changed = false;
 
+	if (ev && !ev->selected ()) {
+		/* We're selecting this note, so the selection has changed; if
+		   there is nothing else currently selected, the loop below will
+		   not pick up on the change.
+		*/
+		changed = true;
+	}
+
 	for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
 		if ((*i) != ev) {
 			Selection::iterator tmp = i;