dramatically speed up track-number show/hide toggle

diff --git a/gtk2_ardour/session_option_editor.cc b/gtk2_ardour/session_option_editor.cc
index d8326a09cc8e71fb3f25088a1cdf8bcbaa5bcf29..e75cf873f203fd7f3b75a27be89b4a48c299ee01 100644 (file)
--- a/gtk2_ardour/session_option_editor.cc
+++ b/gtk2_ardour/session_option_editor.cc
@@ -207,7 +207,7 @@ SessionOptionEditor::SessionOptionEditor (Session* s)
 
        BoolOption *bo;
 
-       bo = new BoolOption (
+       bo = new RouteDisplayBoolOption (
                        "track-name-number",
                        _("Prefix Track number"),
                        sigc::mem_fun (*_session_config, &SessionConfiguration::get_track_name_number),