+ // Solo safe toggle
+ CellRendererPixbufMulti* solo_safe_renderer = manage (new CellRendererPixbufMulti ());
+
+ solo_safe_renderer->set_pixbuf (0, ::get_icon("act-disabled"));
+ solo_safe_renderer->set_pixbuf (1, ::get_icon("solo-enabled"));
+ solo_safe_renderer->signal_changed().connect (sigc::mem_fun (*this, &EditorRoutes::on_tv_solo_safe_toggled));
+
+ TreeViewColumn* solo_safe_state_column = manage (new TreeViewColumn(_("SS"), *solo_safe_renderer));
+ solo_safe_state_column->add_attribute(solo_safe_renderer->property_state(), _columns.solo_safe_state);
+ solo_safe_state_column->set_sizing(TREE_VIEW_COLUMN_FIXED);
+ solo_safe_state_column->set_alignment(ALIGN_CENTER);
+ solo_safe_state_column->set_expand(false);
+ solo_safe_state_column->set_fixed_width(22);
+