added OSD with LCN while typing

Author: egon984

usr/lib/hypnotix/hypnotix.py

@@ -1582,6 +1582,7 @@ def on_key_press_event(self, widget, event):
         else:
             try:
                 self.chan_lcn_buf = self.chan_lcn_buf * 10 + int(chr(event.keyval))
+                self.mpv.command("show-text", str(self.chan_lcn_buf) + "-", 1500)
             except:
                 self.chan_lcn_buf = 0
         # elif event.keyval == Gdk.KEY_Up: