1 files changed, 9 insertions, 0 deletions
diff --git a/xs/xsp/GUI.xsp b/xs/xsp/GUI.xsp
index 6b05e9a67..7872abc80 100644
--- a/xs/xsp/GUI.xsp
+++ b/xs/xsp/GUI.xsp
@@ -104,3 +104,12 @@ void fix_model_by_win10_sdk_gui(ModelObject *model_object_src, Print *print, Mod
 
 void set_3DScene(SV *scene)
     %code%{ Slic3r::GUI::set_3DScene((_3DScene *)wxPli_sv_2_object(aTHX_ scene, "Slic3r::Model::3DScene") ); %};
+
+%package{Slic3r::_GUI};
+%{
+void
+register_on_request_update_callback(callback)
+        SV *callback;
+    CODE:
+        Slic3r::GUI::register_on_request_update_callback((void*)callback);
+%}