add explanatory/reminder comment

diff --git a/gtk2_ardour/ardour_ui.cc b/gtk2_ardour/ardour_ui.cc
index f42f035efa5e7a45fefcefb3cffed5d3ba591715..bd2b437c2b98be85d381c2206cc8601c2c079c3b 100644 (file)
--- a/gtk2_ardour/ardour_ui.cc
+++ b/gtk2_ardour/ardour_ui.cc
@@ -5117,6 +5117,10 @@ ARDOUR_UI::setup_toplevel_window (Gtk::Window& window, const string& name, void*
        window.set_flags (CAN_FOCUS);
        window.add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
 
+       /* This is a hack to ensure that GTK-accelerators continue to
+        * work. Once we switch over to entirely native bindings, this will be
+        * unnecessary and should be removed
+        */
        window.add_accel_group (ActionManager::ui_manager->get_accel_group());
 
        window.signal_configure_event().connect (sigc::mem_fun (*this, &ARDOUR_UI::configure_handler));