Fix for menubar not appearing in the right position

FL/x.H

@@ -198,6 +198,7 @@ extern Window fl_xid_(const Fl_Window* w);
 
 FL_EXPORT Fl_Window* fl_find(Window xid);
 FL_EXPORT void fl_embed ( Fl_Window *w, Window parent );
+extern FL_EXPORT bool fl_embed_called;
 
 // Dummy function to register a function for opening files via the window manager...
 inline void fl_open_callback(void (*)(const char *)) {}

src/Fl_Menu.cxx

@@ -35,6 +35,7 @@
 #include <FL/Fl_Menu_Window.H>
 #include <FL/Fl_Menu_.H>
 #include <FL/fl_draw.H>
+#include <FL/x.H>
 #include <stdio.h>
 #include "flstring.h"
 
@@ -827,7 +828,7 @@ const Fl_Menu_Item* Fl_Menu_Item::pulldown(
   Fl_Group::current(0); // fix possible user error...
 
   button = pbutton;
-  if (pbutton && pbutton->window()) {
+  if (pbutton && pbutton->window() && ! fl_embed_called) {
     for (Fl_Window* w = pbutton->window(); w; w = w->window()) {
       X += w->x();
       Y += w->y();

src/Fl_x.cxx

@@ -916,8 +916,11 @@ static int wasXExceptionRaised() {
 
 }
 
+bool fl_embed_called = false;
+
 void fl_embed ( Fl_Window *w, Window parent )
 {
+    fl_embed_called = true;
     /* this destroys the existing window */
     w->hide();
     /* embedded windows don't need borders */