From fde56cc730cc4d0fad1bccd19f9ebdae90ce0deb Mon Sep 17 00:00:00 2001
From: Carl Hetherington <carl@carlh.net>
Date: Tue, 4 Jan 2011 01:03:36 +0000
Subject: [PATCH] Unselect regions on tracks when the tracks are hidden.  Fixes
 #3653.

git-svn-id: svn://localhost/ardour2/branches/3.0@8426 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/selection.cc      | 16 ++++++++++++++++
 gtk2_ardour/selection.h       |  2 ++
 gtk2_ardour/time_axis_view.cc |  3 ++-
 3 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/gtk2_ardour/selection.cc b/gtk2_ardour/selection.cc
index b135593a62..fa0df40336 100644
--- a/gtk2_ardour/selection.cc
+++ b/gtk2_ardour/selection.cc
@@ -1163,3 +1163,19 @@ Selection::set_state (XMLNode const & node, int)
 
 	return 0;
 }
+
+void
+Selection::remove_regions (TimeAxisView* t)
+{
+	RegionSelection::iterator i = regions.begin();
+	while (i != regions.end ()) {
+		RegionSelection::iterator tmp = i;
+		++tmp;
+
+		if (&(*i)->get_time_axis_view() == t) {
+			remove (*i);
+		}
+
+		i = tmp;
+	}
+}
diff --git a/gtk2_ardour/selection.h b/gtk2_ardour/selection.h
index 0a73ae275e..c9d3e9b759 100644
--- a/gtk2_ardour/selection.h
+++ b/gtk2_ardour/selection.h
@@ -174,6 +174,8 @@ class Selection : public sigc::trackable, public PBD::ScopedConnectionList
 	void remove (const std::list<Selectable*>&);
 	void remove (Marker*);
 
+	void remove_regions (TimeAxisView *);
+
 	void replace (uint32_t time_index, framepos_t start, framepos_t end);
 
 	void clear_regions();
diff --git a/gtk2_ardour/time_axis_view.cc b/gtk2_ardour/time_axis_view.cc
index a206b1a231..6dc1382c3d 100644
--- a/gtk2_ardour/time_axis_view.cc
+++ b/gtk2_ardour/time_axis_view.cc
@@ -372,8 +372,9 @@ TimeAxisView::hide ()
 	}
 
 	/* if its hidden, it cannot be selected */
-
 	_editor.get_selection().remove (this);
+	/* and neither can its regions */
+	_editor.get_selection().remove_regions (this);
 
 	Hiding ();
 }