M openbox/menu.c → openbox/menu.c

@@ -306,7 +306,6 @@ client->frame->area.y + client->frame->size.top);
     else
         menu_frame_move(frame,
                         x - ob_rr_theme->bwidth, y - ob_rr_theme->bwidth);
-    frame->monitor = 0;
     for (i = 0; i < screen_num_monitors; ++i) {
         Rect *a = screen_physical_area_monitor(i);
         if (RECT_CONTAINS(*a, frame->area.x, frame->area.y)) {

M openbox/menuframe.c → openbox/menuframe.c

@@ -605,6 +605,7 @@ }
     }
 
     if (parent) {
+        self->monitor = parent->monitor;
         if (parent->child)
             menu_frame_hide(parent->child);
         parent->child = self;