ConfigWizard: Bugfixes

src/slic3r/GUI/GUI_Utils.hpp

@@ -4,6 +4,7 @@
 #include <memory>
 #include <string>
 #include <ostream>
+#include <functional>
 
 #include <boost/optional.hpp>
 
@@ -24,6 +25,8 @@ namespace GUI {
 
 wxTopLevelWindow* find_toplevel_parent(wxWindow *window);
 
+void on_window_geometry(wxTopLevelWindow *tlw, std::function<void()> callback);
+
 
 class EventGuard
 {