diff -r 7eb6cb70bf5b -r e5703dc8848e connectors/SchemeEditor.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/connectors/SchemeEditor.py	Thu Nov 08 09:39:06 2018 +0100
@@ -0,0 +1,36 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# See COPYING file for copyrights details.
+
+from __future__ import absolute_import
+
+from itertools import repeat, izip_longest
+import wx
+
+class SchemeEditor(wx.Panel):
+    def __init__(self, scheme, parent, *args, **kwargs):
+        self.txtctrls = {} 
+        wx.Panel.__init__(self, parent, *args, **kwargs)
+
+        self.mainSizer = wx.FlexGridSizer(cols=2, hgap=10, rows=5, vgap=10)
+
+        for tag, label in self.model:
+            txtctrl = wx.TextCtrl(parent=self, size=wx.Size(200, -1))
+            self.txtctrls[tag] = txtctrl
+            for win, flag in [
+                (wx.StaticText(self, label=label), wx.ALIGN_CENTER_VERTICAL),
+                (txtctrl, wx.GROW)]:
+                self.mainSizer.AddWindow(win, flag=flag)
+
+        self.mainSizer.AddSpacer(20)
+
+        self.SetSizer(self.mainSizer)
+
+    def SetFields(self, fields):
+        for tag, label in self.model:
+            self.txtctrls[tag].SetValue(fields[tag])
+
+    def GetFields(self):
+        return {tag: self.txtctrls[tag].GetValue() for tag,label in self.model}
+