[chronojump] Networks: Do not allow to change modes

[Xavier de Blas <xaviblas src gnome org>]

commit d8e92eafcc402edc86da102f47cc7eeb14e6d6ba
Author: Xavier de Blas <xaviblas gmail com>
Date:   Tue Apr 13 19:11:04 2021 +0200

    Networks: Do not allow to change modes

 src/gui/networks.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/src/gui/networks.cs b/src/gui/networks.cs
index acaa6b35..6c7cfd13 100644
--- a/src/gui/networks.cs
+++ b/src/gui/networks.cs
@@ -136,7 +136,11 @@ public partial class ChronoJumpWindow
                if(configChronojump.CompujumpStationMode != Constants.Menuitem_modes.UNDEFINED)
                {
                        button_show_modes_contacts.Visible = false;
-                       button_show_modes_encoder.Visible = false;
+
+                       //button_show_modes_encoder.Visible = false;
+                       //do not allow to change modes
+                       hbox_change_modes_encoder.Visible = false;
+
                }
 
                if(