+#ifndef MIXBUS
+ //add a spacer underneath the master bus;
+ //this fills the area that is taken up by the scrollbar on the tracks;
+ //and therefore keeps the faders "even" across the bottom
+ int scrollbar_height = 0;
+ {
+ Gtk::Window window (WINDOW_TOPLEVEL);
+ HScrollbar scrollbar;
+ window.add (scrollbar);
+ scrollbar.set_name ("MixerWindow");
+ scrollbar.ensure_style();
+ Gtk::Requisition requisition(scrollbar.size_request ());
+ scrollbar_height = requisition.height;
+ }
+ spacer.set_size_request (-1, scrollbar_height);
+ global_vpacker.pack_end (spacer, false, false);
+#endif
+