clean up new region list management maps to avoid dangling shared ptrs and more ...

git-svn-id: svn://localhost/ardour2/branches/3.0@8853 d708f5d6-7413-0410-9779-e7cbd77b26cf

diff --git a/gtk2_ardour/editor_regions.cc b/gtk2_ardour/editor_regions.cc
index 6c9457b86117ae33b29a638f1d2f3394e208781f..3edcb6bce1e10d7e877bf82b20ab34205c01c6f0 100644 (file)
--- a/gtk2_ardour/editor_regions.cc
+++ b/gtk2_ardour/editor_regions.cc
@@ -1297,6 +1297,10 @@ EditorRegions::clear ()
        _display.set_model (Glib::RefPtr<Gtk::TreeStore> (0));
        _model->clear ();
        _display.set_model (_model);
+       
+       /* Clean up the maps */
+       region_row_map.clear();
+       parent_regions_sources_map.clear();
 }
 
 boost::shared_ptr<Region>