Fix saving Lua Callbacks when un/register succeeds

This fix an issue introduce in 9971e718

diff --git a/gtk2_ardour/luainstance.cc b/gtk2_ardour/luainstance.cc
index 490790233f04a653db2b3b7a49456a71246899af..3a7285db6c2bc7d67fe51cf3d3da0f6d9d4638c3 100644 (file)
--- a/gtk2_ardour/luainstance.cc
+++ b/gtk2_ardour/luainstance.cc
@@ -1735,11 +1735,11 @@ LuaInstance::register_lua_slot (const std::string& name, const std::string& scri
                _callbacks.insert (std::make_pair(p->id(), p));
                p->drop_callback.connect (_slotcon, MISSING_INVALIDATOR, boost::bind (&LuaInstance::unregister_lua_slot, this, p->id()), gui_context());
                SlotChanged (p->id(), p->name(), p->signals()); /* EMIT SIGNAL */
+               set_dirty ();
                return true;
        } catch (luabridge::LuaException const& e) {
                cerr << "LuaException:" << e.what () << endl;
        } catch (...) { }
-       set_dirty ();
        return false;
 }
 
@@ -1750,9 +1750,9 @@ LuaInstance::unregister_lua_slot (const PBD::ID& id)
        if (i != _callbacks.end()) {
                SlotChanged (id, "", ActionHook()); /* EMIT SIGNAL */
                _callbacks.erase (i);
+               set_dirty ();
                return true;
        }
-       set_dirty ();
        return false;
 }