diff --git a/gtk2_ardour/imageframe_p.h b/gtk2_ardour/imageframe_p.h
new file mode 100644
index 0000000000..ac4a0416b7
--- /dev/null
+++ b/gtk2_ardour/imageframe_p.h
@@ -0,0 +1,47 @@
+// -*- c++ -*-
+#ifndef _LIBGNOMECANVASMM_IMAGEFRAME_P_H
+#define _LIBGNOMECANVASMM_IMAGEFRAME_P_H
+
+#include <glibmm/class.h>
+
+namespace Gnome
+{
+
+namespace Canvas
+{
+
+class ImageFrame_Class : public Glib::Class
+{
+public:
+#ifndef DOXYGEN_SHOULD_SKIP_THIS
+  typedef ImageFrame CppObjectType;
+  typedef GnomeCanvasImageFrame BaseObjectType;
+  typedef GnomeCanvasImageFrameClass BaseClassType;
+  typedef Shape_Class CppClassParent;
+  typedef GnomeCanvasItemClass BaseClassParent;
+
+  friend class ImageFrame;
+#endif /* DOXYGEN_SHOULD_SKIP_THIS */
+
+  const Glib::Class& init();
+
+  static void class_init_function(void* g_class, void* class_data);
+
+  static Glib::ObjectBase* wrap_new(GObject*);
+
+protected:
+
+  //Callbacks (default signal handlers):
+  //These will call the *_impl member methods, which will then call the existing default signal callbacks, if any.
+  //You could prevent the original default signal handlers being called by overriding the *_impl method.
+
+  //Callbacks (virtual functions):
+};
+
+
+} // namespace Canvas
+
+} // namespace Gnome
+
+#endif /* _LIBGNOMECANVASMM_IMAGEFRAME_P_H */
+