bacnet/BacnetSlaveEditor.py
changeset 2020 6dddf3070806
child 2250 86f61c4dfe76
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bacnet/BacnetSlaveEditor.py	Fri Jun 08 13:28:00 2018 +0200
@@ -0,0 +1,1029 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# This file is part of Beremiz, a Integrated Development Environment for
+# programming IEC 61131-3 automates supporting plcopen standard.
+# This files implements the bacnet plugin for Beremiz, adding BACnet server support.
+#
+# Copyright (C) 2017: Mario de Sousa (msousa@fe.up.pt)
+#
+# See COPYING file for copyrights details.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+import wx
+from collections        import Counter
+from pickle             import dump
+from util.BitmapLibrary import GetBitmap
+
+
+
+# Import some libraries on Beremiz code...
+from controls.CustomGrid        import CustomGrid
+from controls.CustomTable       import CustomTable
+from editors.ConfTreeNodeEditor import ConfTreeNodeEditor
+from graphics.GraphicCommons    import ERROR_HIGHLIGHT
+
+
+
+# BACnet Engineering units taken from: ASHRAE 135-2016, clause/chapter 21
+BACnetEngineeringUnits = [ 
+    ('(Acceleration) meters-per-second-per-second (166)',              166   ),
+    ('(Area) square-meters (0)',                                       0     ),
+    ('(Area) square-centimeters (116)',                                116   ),
+    ('(Area) square-feet (1)',                                         1     ),
+    ('(Area) square-inches (115)',                                     115   ),
+    ('(Currency) currency1 (105)',                                     105   ),
+    ('(Currency) currency2 (106)',                                     106   ),
+    ('(Currency) currency3 (107)',                                     107   ),
+    ('(Currency) currency4 (108)',                                     108   ),
+    ('(Currency) currency5 (109)',                                     109   ),
+    ('(Currency) currency6 (110)',                                     110   ),
+    ('(Currency) currency7 (111)',                                     111   ),
+    ('(Currency) currency8 (112)',                                     112   ),
+    ('(Currency) currency9 (113)',                                     113   ),
+    ('(Currency) currency10 (114)',                                    114   ),
+    ('(Electrical) milliamperes (2)',                                  2     ),
+    ('(Electrical) amperes (3)',                                       3     ),
+    ('(Electrical) amperes-per-meter (167)',                           167   ),
+    ('(Electrical) amperes-per-square-meter (168)',                    168   ),
+    ('(Electrical) ampere-square-meters (169)',                        169   ),
+    ('(Electrical) decibels (199)',                                    199   ),
+    ('(Electrical) decibels-millivolt (200)',                          200   ),
+    ('(Electrical) decibels-volt (201)',                               201   ),
+    ('(Electrical) farads (170)',                                      170   ),
+    ('(Electrical) henrys (171)',                                      171   ),
+    ('(Electrical) ohms (4)',                                          4     ),
+    ('(Electrical) ohm-meter-squared-per-meter (237)',                 237   ),
+    ('(Electrical) ohm-meters (172)',                                  172   ),
+    ('(Electrical) milliohms (145)',                                   145   ),
+    ('(Electrical) kilohms (122)',                                     122   ),
+    ('(Electrical) megohms (123)',                                     123   ),
+    ('(Electrical) microsiemens (190)',                                190   ),
+    ('(Electrical) millisiemens (202)',                                202   ),
+    ('(Electrical) siemens (173)',                                     173   ),
+    ('(Electrical) siemens-per-meter (174)',                           174   ),
+    ('(Electrical) teslas (175)',                                      175   ),
+    ('(Electrical) volts (5)',                                         5     ),
+    ('(Electrical) millivolts (124)',                                  124   ),
+    ('(Electrical) kilovolts (6)',                                     6     ),
+    ('(Electrical) megavolts (7)',                                     7     ),
+    ('(Electrical) volt-amperes (8)',                                  8     ),
+    ('(Electrical) kilovolt-amperes (9)',                              9     ),
+    ('(Electrical) megavolt-amperes (10)',                             10    ),
+    ('(Electrical) volt-amperes-reactive (11)',                        11    ),
+    ('(Electrical) kilovolt-amperes-reactive (12)',                    12    ),
+    ('(Electrical) megavolt-amperes-reactive (13)',                    13    ),
+    ('(Electrical) volts-per-degree-kelvin (176)',                     176   ),
+    ('(Electrical) volts-per-meter (177)',                             177   ),
+    ('(Electrical) degrees-phase (14)',                                14    ),
+    ('(Electrical) power-factor (15)',                                 15    ),
+    ('(Electrical) webers (178)',                                      178   ),
+    ('(Energy) ampere-seconds (238)',                                  238   ),
+    ('(Energy) volt-ampere-hours (239)',                               239   ),
+    ('(Energy) kilovolt-ampere-hours (240)',                           240   ),
+    ('(Energy) megavolt-ampere-hours (241)',                           241   ),
+    ('(Energy) volt-ampere-hours-reactive (242)',                      242   ),
+    ('(Energy) kilovolt-ampere-hours-reactive (243)',                  243   ),
+    ('(Energy) megavolt-ampere-hours-reactive (244)',                  244   ),
+    ('(Energy) volt-square-hours (245)',                               245   ),
+    ('(Energy) ampere-square-hours (246)',                             246   ),
+    ('(Energy) joules (16)',                                           16    ),
+    ('(Energy) kilojoules (17)',                                       17    ),
+    ('(Energy) kilojoules-per-kilogram (125)',                         125   ),
+    ('(Energy) megajoules (126)',                                      126   ),
+    ('(Energy) watt-hours (18)',                                       18    ),
+    ('(Energy) kilowatt-hours (19)',                                   19    ),
+    ('(Energy) megawatt-hours (146)',                                  146   ),
+    ('(Energy) watt-hours-reactive (203)',                             203   ),
+    ('(Energy) kilowatt-hours-reactive (204)',                         204   ),
+    ('(Energy) megawatt-hours-reactive (205)',                         205   ),
+    ('(Energy) btus (20)',                                             20    ),
+    ('(Energy) kilo-btus (147)',                                       147   ),
+    ('(Energy) mega-btus (148)',                                       148   ),
+    ('(Energy) therms (21)',                                           21    ),
+    ('(Energy) ton-hours (22)',                                        22    ),
+    ('(Enthalpy) joules-per-kilogram-dry-air (23)',                    23    ),
+    ('(Enthalpy) kilojoules-per-kilogram-dry-air (149)',               149   ),
+    ('(Enthalpy) megajoules-per-kilogram-dry-air (150)',               150   ),
+    ('(Enthalpy) btus-per-pound-dry-air (24)',                         24    ),
+    ('(Enthalpy) btus-per-pound (117)',                                117   ),
+    ('(Entropy) joules-per-degree-kelvin (127)',                       127   ),
+    ('(Entropy) kilojoules-per-degree-kelvin (151)',                   151   ),
+    ('(Entropy) megajoules-per-degree-kelvin (152)',                   152   ),
+    ('(Entropy) joules-per-kilogram-degree-kelvin (128)',              128   ),
+    ('(Force) newton (153)',                                           153   ),
+    ('(Frequency) cycles-per-hour (25)',                               25    ),
+    ('(Frequency) cycles-per-minute (26)',                             26    ),
+    ('(Frequency) hertz (27)',                                         27    ),
+    ('(Frequency) kilohertz (129)',                                    129   ),
+    ('(Frequency) megahertz (130)',                                    130   ),
+    ('(Frequency) per-hour (131)',                                     131   ),
+    ('(Humidity) grams-of-water-per-kilogram-dry-air (28)',            28    ),
+    ('(Humidity) percent-relative-humidity (29)',                      29    ),
+    ('(Length) micrometers (194)',                                     194   ),
+    ('(Length) millimeters (30)',                                      30    ),
+    ('(Length) centimeters (118)',                                     118   ),
+    ('(Length) kilometers (193)',                                      193   ),
+    ('(Length) meters (31)',                                           31    ),
+    ('(Length) inches (32)',                                           32    ),
+    ('(Length) feet (33)',                                             33    ),
+    ('(Light) candelas (179)',                                         179   ),
+    ('(Light) candelas-per-square-meter (180)',                        180   ),
+    ('(Light) watts-per-square-foot (34)',                             34    ),
+    ('(Light) watts-per-square-meter (35)',                            35    ),
+    ('(Light) lumens (36)',                                            36    ),
+    ('(Light) luxes (37)',                                             37    ),
+    ('(Light) foot-candles (38)',                                      38    ),
+    ('(Mass) milligrams (196)',                                        196   ),
+    ('(Mass) grams (195)',                                             195   ),
+    ('(Mass) kilograms (39)',                                          39    ),
+    ('(Mass) pounds-mass (40)',                                        40    ),
+    ('(Mass) tons (41)',                                               41    ),
+    ('(Mass Flow) grams-per-second (154)',                             154   ),
+    ('(Mass Flow) grams-per-minute (155)',                             155   ),
+    ('(Mass Flow) kilograms-per-second (42)',                          42    ),
+    ('(Mass Flow) kilograms-per-minute (43)',                          43    ),
+    ('(Mass Flow) kilograms-per-hour (44)',                            44    ),
+    ('(Mass Flow) pounds-mass-per-second (119)',                       119   ),
+    ('(Mass Flow) pounds-mass-per-minute (45)',                        45    ),
+    ('(Mass Flow) pounds-mass-per-hour (46)',                          46    ),
+    ('(Mass Flow) tons-per-hour (156)',                                156   ),
+    ('(Power) milliwatts (132)',                                       132   ),
+    ('(Power) watts (47)',                                             47    ),
+    ('(Power) kilowatts (48)',                                         48    ),
+    ('(Power) megawatts (49)',                                         49    ),
+    ('(Power) btus-per-hour (50)',                                     50    ),
+    ('(Power) kilo-btus-per-hour (157)',                               157   ),
+    ('(Power) joule-per-hours (247)',                                  247   ),
+    ('(Power) horsepower (51)',                                        51    ),
+    ('(Power) tons-refrigeration (52)',                                52    ),
+    ('(Pressure) pascals (53)',                                        53    ),
+    ('(Pressure) hectopascals (133)',                                  133   ),
+    ('(Pressure) kilopascals (54)',                                    54    ),
+    ('(Pressure) millibars (134)',                                     134   ),
+    ('(Pressure) bars (55)',                                           55    ),
+    ('(Pressure) pounds-force-per-square-inch (56)',                   56    ),
+    ('(Pressure) millimeters-of-water (206)',                          206   ),
+    ('(Pressure) centimeters-of-water (57)',                           57    ),
+    ('(Pressure) inches-of-water (58)',                                58    ),
+    ('(Pressure) millimeters-of-mercury (59)',                         59    ),
+    ('(Pressure) centimeters-of-mercury (60)',                         60    ),
+    ('(Pressure) inches-of-mercury (61)',                              61    ),
+    ('(Temperature) degrees-celsius (62)',                             62    ),
+    ('(Temperature) degrees-kelvin (63)',                              63    ),
+    ('(Temperature) degrees-kelvin-per-hour (181)',                    181   ),
+    ('(Temperature) degrees-kelvin-per-minute (182)',                  182   ),
+    ('(Temperature) degrees-fahrenheit (64)',                          64    ),
+    ('(Temperature) degree-days-celsius (65)',                         65    ),
+    ('(Temperature) degree-days-fahrenheit (66)',                      66    ),
+    ('(Temperature) delta-degrees-fahrenheit (120)',                   120   ),
+    ('(Temperature) delta-degrees-kelvin (121)',                       121   ),
+    ('(Time) years (67)',                                              67    ),
+    ('(Time) months (68)',                                             68    ),
+    ('(Time) weeks (69)',                                              69    ),
+    ('(Time) days (70)',                                               70    ),
+    ('(Time) hours (71)',                                              71    ),
+    ('(Time) minutes (72)',                                            72    ),
+    ('(Time) seconds (73)',                                            73    ),
+    ('(Time) hundredths-seconds (158)',                                158   ),
+    ('(Time) milliseconds (159)',                                      159   ),
+    ('(Torque) newton-meters (160)',                                   160   ),
+    ('(Velocity) millimeters-per-second (161)',                        161   ),
+    ('(Velocity) millimeters-per-minute (162)',                        162   ),
+    ('(Velocity) meters-per-second (74)',                              74    ),
+    ('(Velocity) meters-per-minute (163)',                             163   ),
+    ('(Velocity) meters-per-hour (164)',                               164   ), 
+    ('(Velocity) kilometers-per-hour (75)',                            75    ), 
+    ('(Velocity) feet-per-second (76)',                                76    ), 
+    ('(Velocity) feet-per-minute (77)',                                77    ), 
+    ('(Velocity) miles-per-hour (78)',                                 78    ), 
+    ('(Volume) cubic-feet (79)',                                       79    ), 
+    ('(Volume) cubic-meters (80)',                                     80    ), 
+    ('(Volume) imperial-gallons (81)',                                 81    ), 
+    ('(Volume) milliliters (197)',                                     197   ), 
+    ('(Volume) liters (82)',                                           82    ), 
+    ('(Volume) us-gallons (83)',                                       83    ), 
+    ('(Volumetric Flow) cubic-feet-per-second (142)',                  142   ), 
+    ('(Volumetric Flow) cubic-feet-per-minute (84)',                   84    ), 
+    ('(Volumetric Flow) million-standard-cubic-feet-per-minute (254)', 254   ), 
+    ('(Volumetric Flow) cubic-feet-per-hour (191)',                    191   ), 
+    ('(Volumetric Flow) cubic-feet-per-day (248)',                     248   ), 
+    ('(Volumetric Flow) standard-cubic-feet-per-day (47808)',          47808 ), 
+    ('(Volumetric Flow) million-standard-cubic-feet-per-day (47809)',  47809 ), 
+    ('(Volumetric Flow) thousand-cubic-feet-per-day (47810)',          47810 ), 
+    ('(Volumetric Flow) thousand-standard-cubic-feet-per-day (47811)', 47811 ), 
+    ('(Volumetric Flow) pounds-mass-per-day (47812)',                  47812 ), 
+    ('(Volumetric Flow) cubic-meters-per-second (85)',                 85    ), 
+    ('(Volumetric Flow) cubic-meters-per-minute (165)',                165   ), 
+    ('(Volumetric Flow) cubic-meters-per-hour (135)',                  135   ), 
+    ('(Volumetric Flow) cubic-meters-per-day (249)',                   249   ), 
+    ('(Volumetric Flow) imperial-gallons-per-minute (86)',             86    ), 
+    ('(Volumetric Flow) milliliters-per-second (198)',                 198   ), 
+    ('(Volumetric Flow) liters-per-second (87)',                       87    ), 
+    ('(Volumetric Flow) liters-per-minute (88)',                       88    ), 
+    ('(Volumetric Flow) liters-per-hour (136)',                        136   ), 
+    ('(Volumetric Flow) us-gallons-per-minute (89)',                   89    ), 
+    ('(Volumetric Flow) us-gallons-per-hour (192)',                    192   ), 
+    ('(Other) degrees-angular (90)',                                   90    ), 
+    ('(Other) degrees-celsius-per-hour (91)',                          91    ), 
+    ('(Other) degrees-celsius-per-minute (92)',                        92    ), 
+    ('(Other) degrees-fahrenheit-per-hour (93)',                       93    ), 
+    ('(Other) degrees-fahrenheit-per-minute (94)',                     94    ), 
+    ('(Other) joule-seconds (183)',                                    183   ), 
+    ('(Other) kilograms-per-cubic-meter (186)',                        186   ), 
+    ('(Other) kilowatt-hours-per-square-meter (137)',                  137   ), 
+    ('(Other) kilowatt-hours-per-square-foot (138)',                   138   ), 
+    ('(Other) watt-hours-per-cubic-meter (250)',                       250   ), 
+    ('(Other) joules-per-cubic-meter (251)',                           251   ), 
+    ('(Other) megajoules-per-square-meter (139)',                      139   ), 
+    ('(Other) megajoules-per-square-foot (140)',                       140   ), 
+    ('(Other) mole-percent (252)',                                     252   ), 
+    ('(Other) no-units (95)',                                          95    ), 
+    ('(Other) newton-seconds (187)',                                   187   ), 
+    ('(Other) newtons-per-meter (188)',                                188   ), 
+    ('(Other) parts-per-million (96)',                                 96    ), 
+    ('(Other) parts-per-billion (97)',                                 97    ), 
+    ('(Other) pascal-seconds (253)',                                   253   ), 
+    ('(Other) percent (98)',                                           98    ), 
+    ('(Other) percent-obscuration-per-foot (143)',                     143   ), 
+    ('(Other) percent-obscuration-per-meter (144)',                    144   ), 
+    ('(Other) percent-per-second (99)',                                99    ), 
+    ('(Other) per-minute (100)',                                       100   ), 
+    ('(Other) per-second (101)',                                       101   ), 
+    ('(Other) psi-per-degree-fahrenheit (102)',                        102   ), 
+    ('(Other) radians (103)',                                          103   ), 
+    ('(Other) radians-per-second (184)',                               184   ), 
+    ('(Other) revolutions-per-minute (104)',                           104   ), 
+    ('(Other) square-meters-per-newton (185)',                         185   ), 
+    ('(Other) watts-per-meter-per-degree-kelvin (189)',                189   ), 
+    ('(Other) watts-per-square-meter-degree-kelvin (141)',             141   ), 
+    ('(Other) per-mille (207)',                                        207   ), 
+    ('(Other) grams-per-gram (208)',                                   208   ), 
+    ('(Other) kilograms-per-kilogram (209)',                           209   ), 
+    ('(Other) grams-per-kilogram (210)',                               210   ), 
+    ('(Other) milligrams-per-gram (211)',                              211   ), 
+    ('(Other) milligrams-per-kilogram (212)',                          212   ), 
+    ('(Other) grams-per-milliliter (213)',                             213   ), 
+    ('(Other) grams-per-liter (214)',                                  214   ), 
+    ('(Other) milligrams-per-liter (215)',                             215   ), 
+    ('(Other) micrograms-per-liter (216)',                             216   ), 
+    ('(Other) grams-per-cubic-meter (217)',                            217   ), 
+    ('(Other) milligrams-per-cubic-meter (218)',                       218   ), 
+    ('(Other) micrograms-per-cubic-meter (219)',                       219   ), 
+    ('(Other) nanograms-per-cubic-meter (220)',                        220   ), 
+    ('(Other) grams-per-cubic-centimeter (221)',                       221   ), 
+    ('(Other) becquerels (222)',                                       222   ), 
+    ('(Other) kilobecquerels (223)',                                   223   ), 
+    ('(Other) megabecquerels (224)',                                   224   ), 
+    ('(Other) gray (225)',                                             225   ), 
+    ('(Other) milligray (226)',                                        226   ), 
+    ('(Other) microgray (227)',                                        227   ), 
+    ('(Other) sieverts (228)',                                         228   ), 
+    ('(Other) millisieverts (229)',                                    229   ), 
+    ('(Other) microsieverts (230)',                                    230   ), 
+    ('(Other) microsieverts-per-hour (231)',                           231   ), 
+    ('(Other) millirems (47814)',                                      47814 ), 
+    ('(Other) millirems-per-hour (47815)',                             47815 ), 
+    ('(Other) decibels-a (232)',                                       232   ), 
+    ('(Other) nephelometric-turbidity-unit (233)',                     233   ), 
+    ('(Other) pH (234)',                                               234   ), 
+    ('(Other) grams-per-square-meter (235)',                           235   ), 
+    ('(Other) minutes-per-degree-kelvin (236)',                        236   )  
+    ] # BACnetEngineeringUnits 
+   
+   
+   
+# ObjectID (22 bits ID + 10 bits type) => max = 2^22-1 = 4194303
+#  However, ObjectID 4194303 is not allowed!
+#  4194303 is used as a special value when object Id reference is referencing an undefined object 
+#  (similar to NULL in C)
+BACnetObjectID_MAX = 4194302
+BACnetObjectID_NUL = 4194303
+
+
+
+# A base class
+# what would be a purely virtual class in C++
+class ObjectProperties:
+    # this __init_() function is currently not beeing used!
+    def __init__(self):
+        #nothing to do 
+        return
+
+
+class BinaryObject(ObjectProperties):
+    # 'PropertyNames' will be used as the header for each column of the Object Properties grid! 
+    # Warning: The rest of the code depends on the existance of an "Object Identifier" and "Object Name" 
+    #          Be sure to use these exact names for these BACnet object properties!
+    PropertyNames    = ["Object Identifier", "Object Name", "Description"]
+    ColumnAlignments = [   wx.ALIGN_RIGHT  , wx.ALIGN_LEFT, wx.ALIGN_LEFT]
+    ColumnSizes      = [        40         ,      80      ,      80      ]
+    PropertyConfig   = {"Object Identifier": {"GridCellEditor"  : wx.grid.GridCellNumberEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellNumberRenderer,
+                                              "GridCellEditorParam": "0,4194302" 
+                                                                     # syntax for GridCellNumberEditor -> "min,max" 
+                                                                     # ObjectID (22 bits ID + 10 bits type) => max = 2^22-1 
+                                             },
+                        "Object Name"      : {"GridCellEditor"  : wx.grid.GridCellTextEditor,
+                                              "GridCellRenderer": wx.grid.GridCellStringRenderer},  
+                        "Description"      : {"GridCellEditor"  : wx.grid.GridCellTextEditor,
+                                              "GridCellRenderer": wx.grid.GridCellStringRenderer}
+                       }
+    
+class AnalogObject(ObjectProperties):
+    # 'PropertyNames' will be used as the header for each column of the Object Properties grid! 
+    # Warning: The rest of the code depends on the existance of an "Object Identifier" and "Object Name" 
+    #          Be sure to use these exact names for these BACnet object properties!
+    #
+    # NOTE: Although it is not listed here (so it does not show up in the GUI, this object will also
+    #       keep another entry for a virtual property named "Unit ID". This virtual property
+    #       will store the ID corresponding to the "Engineering Units" currently chosen.
+    #       This virtual property is kept synchronised to the "Engineering Units" property
+    #       by the function PropertyChanged() which should be called by the OnCellChange event handler.
+    PropertyNames    = ["Object Identifier", "Object Name", "Description", "Engineering Units"] #'Unit ID'
+    ColumnAlignments = [   wx.ALIGN_RIGHT  , wx.ALIGN_LEFT, wx.ALIGN_LEFT,    wx.ALIGN_LEFT   ]
+    ColumnSizes      = [        40         ,      80      ,      80      ,         200        ]
+    PropertyConfig   = {"Object Identifier": {"GridCellEditor"     : wx.grid.GridCellNumberEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellNumberRenderer,
+                                              "GridCellEditorParam": "0,4194302"
+                                                                     # syntax for GridCellNumberEditor -> "min,max" 
+                                                                     # ObjectID (22 bits ID + 10 bits type) => max = 2^22-1 
+                                             },
+                        "Object Name"      : {"GridCellEditor"     : wx.grid.GridCellTextEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellStringRenderer},  
+                        "Description"      : {"GridCellEditor"     : wx.grid.GridCellTextEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellStringRenderer},  
+                        "Engineering Units": {"GridCellEditor"     : wx.grid.GridCellChoiceEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellStringRenderer,  
+                                                                     # use string renderer with choice editor!
+                                              "GridCellEditorParam": ','.join([x[0] for x in BACnetEngineeringUnits]) 
+                                                                     # syntax for GridCellChoiceEditor -> comma separated values 
+                                              }  
+                       }
+
+    # obj_properties should be a dictionary, with keys "Object Identifier", "Object Name", "Description", ...
+    def UpdateVirtualProperties(self, obj_properties):
+        obj_properties["Unit ID"] = [x[1] for x in BACnetEngineeringUnits if x[0] == obj_properties["Engineering Units"]][0]
+
+         
+
+class MultiSObject(ObjectProperties):
+    # 'PropertyNames' will be used as the header for each column of the Object Properties grid! 
+    # Warning: The rest of the code depends on the existance of an "Object Identifier" and "Object Name" 
+    #          Be sure to use these exact names for these BACnet object properties!
+    PropertyNames    = ["Object Identifier", "Object Name", "Description", "Number of States"]
+    ColumnAlignments = [   wx.ALIGN_RIGHT  , wx.ALIGN_LEFT, wx.ALIGN_LEFT,   wx.ALIGN_CENTER ]
+    ColumnSizes      = [        40         ,      80      ,      80      ,         120       ]
+    PropertyConfig   = {"Object Identifier": {"GridCellEditor"     : wx.grid.GridCellNumberEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellNumberRenderer,
+                                              "GridCellEditorParam": "0,4194302"
+                                                                     # syntax for GridCellNumberEditor -> "min,max" 
+                                                                     # ObjectID (22 bits ID + 10 bits type) => max = 2^22-1 
+                                             },
+                        "Object Name"      : {"GridCellEditor"     : wx.grid.GridCellTextEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellStringRenderer},  
+                        "Description"      : {"GridCellEditor"     : wx.grid.GridCellTextEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellStringRenderer},  
+                        "Number of States" : {"GridCellEditor"     : wx.grid.GridCellNumberEditor,
+                                              "GridCellRenderer"   : wx.grid.GridCellNumberRenderer,
+                                              "GridCellEditorParam": "1,255" # syntax for GridCellNumberEditor -> "min,max" 
+                                                                             # MultiState Values are encoded in unsigned integer
+                                                                             # (in BACnet => uint8_t), and can not be 0.
+                                                                             # See ASHRAE 135-2016, section 12.20.4
+                                             }
+                       }
+
+
+
+# The default values to use for each BACnet object type
+#
+# Note that the 'internal plugin parameters' get stored in the data table, but
+# are not visible in the GUI. They are used to generate the 
+# EDE files as well as the C code
+class BVObject(BinaryObject):
+    DefaultValues    = {"Object Identifier":"",
+                        "Object Name"      :"Binary Value", 
+                        "Description"      :"",
+                        # internal plugin parameters...
+                        "BACnetObjTypeID"  :5,
+                        "Ctype"            :"uint8_t",
+                        "Settable"         :"Y"
+                        }
+
+class BOObject(BinaryObject):
+    DefaultValues    = {"Object Identifier":"",
+                        "Object Name"      :"Binary Output", 
+                        "Description"      :"",
+                        # internal plugin parameters...
+                        "BACnetObjTypeID"  :4,
+                        "Ctype"            :"uint8_t",
+                        "Settable"         :"Y"
+                        }
+
+class BIObject(BinaryObject):
+    DefaultValues    = {"Object Identifier":"",
+                        "Object Name"      :"Binary Input", 
+                        "Description"      :"",
+                        # internal plugin parameters...
+                        "BACnetObjTypeID"  :3,
+                        "Ctype"            :"uint8_t",
+                        "Settable"         :"N"
+                        }
+
+class AVObject(AnalogObject):
+    DefaultValues    = {"Object Identifier":"", 
+                        "Object Name"      :"Analog Value",
+                        "Description"      :"", 
+                        "Engineering Units":'(Other) no-units (95)',
+                        # internal plugin parameters...
+                        "Unit ID"          :95,   # the ID of the engineering unit
+                                                  # will get updated by UpdateVirtualProperties()
+                        "BACnetObjTypeID"  :2,
+                        "Ctype"            :"float",
+                        "Settable"         :"Y"
+                        }
+
+class AOObject(AnalogObject):
+    DefaultValues    = {"Object Identifier":"", 
+                        "Object Name"      :"Analog Output",
+                        "Description"      :"", 
+                        "Engineering Units":'(Other) no-units (95)',
+                        # internal plugin parameters...
+                        "Unit ID"          :95,   # the ID of the engineering unit
+                                                  # will get updated by UpdateVirtualProperties()
+                        "BACnetObjTypeID"  :1,
+                        "Ctype"            :"float",
+                        "Settable"         :"Y"
+                        }
+
+class AIObject(AnalogObject):
+    DefaultValues    = {"Object Identifier":"", 
+                        "Object Name"      :"Analog Input",
+                        "Description"      :"", 
+                        "Engineering Units":'(Other) no-units (95)',
+                        # internal plugin parameters...
+                        "Unit ID"          :95,   # the ID of the engineering unit
+                                                  # will get updated by UpdateVirtualProperties()
+                        "BACnetObjTypeID"  :0,
+                        "Ctype"            :"float",
+                        "Settable"         :"N"
+                        }
+
+class MSVObject(MultiSObject):
+    DefaultValues    = {"Object Identifier":"",
+                        "Object Name"      :"Multi-state Value",
+                        "Description"      :"",
+                        "Number of States" :"255",
+                        # internal plugin parameters...
+                        "BACnetObjTypeID"  :19,
+                        "Ctype"            :"uint8_t",
+                        "Settable"         :"Y"
+                        }
+
+class MSOObject(MultiSObject):
+    DefaultValues    = {"Object Identifier":"",
+                        "Object Name"      :"Multi-state Output",
+                        "Description"      :"",
+                        "Number of States" :"255",
+                        # internal plugin parameters...
+                        "BACnetObjTypeID"  :14,
+                        "Ctype"            :"uint8_t",
+                        "Settable"         :"Y"
+                        }
+
+class MSIObject(MultiSObject):
+    DefaultValues    = {"Object Identifier":"",
+                        "Object Name"      :"Multi-state Input",
+                        "Description"      :"",
+                        "Number of States" :"255",
+                        # internal plugin parameters...
+                        "BACnetObjTypeID"  :13,
+                        "Ctype"            :"uint8_t",
+                        "Settable"         :"N"
+                        }
+
+
+
+
+
+
+
+
+
+
+class ObjectTable(CustomTable):
+    #  A custom wx.grid.PyGridTableBase using user supplied data
+    #  
+    #  This will basically store a list of BACnet objects that the slave will support/implement. 
+    #  There will be one instance of this ObjectTable class for each BACnet object type 
+    #  (e.g. Binary Value, Analog Input, Multi State Output, ...)
+    #  
+    #  The list of BACnet objects will actually be stored within the self.data variable
+    #  (declared in CustomTable). Self.data will be a list of dictionaries (one entry per BACnet
+    #  object). All of these dictionaries in the self.data list will have entries whose keys actually
+    #  depend on the BACnet type object being handled. The keys in the dictionary will be 
+    #  the entries in the PropertyNames list of one of the following classes:
+    #  (BVObject, BOObject, BIObject, AVObject, AOObject, AIObject, MSVObject, MSOObject, MSIObject).
+    #
+    #  For example, when handling Binary Value BACnet objects, 
+    #   self.data will be a list of dictionaries (one entry per row)
+    #     self.data[n] will be a dictionary, with keys "Object Identifier", "Object Name", "Description"
+    #     for example: self.data[n] = {"Object Identifier":33, "Object Name":"room1", "Description":"xx"} 
+    #  
+    #  Note that this ObjectTable class merely stores the configuration data.
+    #  It does not control the display nor the editing of this data. 
+    #  This data is typically displayed within a grid, that is controlled by the ObjectGrid class.
+    #
+    def __init__(self, parent, data, BACnetObjectType):
+        #   parent          : the _BacnetSlavePlug object that is instantiating this ObjectTable
+        #   data            : a list with the data to be shown on the grid
+        #                       (i.e., a list containing the BACnet object properties)
+        #                       Instantiated in _BacnetSlavePlug
+        #   BACnetObjectType: one of BinaryObject, AnalogObject, MultiSObject
+        #                     (or a class that derives from them).
+        #                     This is actually the class itself, and not a variable!!!
+        #                     However, self.BACnetObjectType will be an instance
+        #                     of said class as we later need to call methods from this class.
+        #                     (in particular, the UpdateVirtualProperties() method)
+        #
+        # The base class must be initialized *first*
+        CustomTable.__init__(self, parent, data, BACnetObjectType.PropertyNames)
+        self.BACnetObjectType = BACnetObjectType()
+        self.ChangesToSave    = False
+
+    #def _GetRowEdit(self, row):
+        #row_edit = self.GetValueByName(row, "Edit")
+        #var_type = self.Parent.GetTagName()
+        #bodytype = self.Parent.Controler.GetEditedElementBodyType(var_type)
+        #if bodytype in ["ST", "IL"]:
+            #row_edit = True;
+        #return row_edit
+
+    def _updateColAttrs(self, grid):
+        #  wx.grid.Grid -> update the column attributes to add the
+        #  appropriate renderer given the column name.
+        #  
+        #  Otherwise default to the default renderer.
+        #print "ObjectTable._updateColAttrs() called!!!"
+        for row in range(self.GetNumberRows()):
+            for col in range(self.GetNumberCols()):
+                PropertyName   = self.BACnetObjectType.PropertyNames[col]
+                PropertyConfig = self.BACnetObjectType.PropertyConfig[PropertyName]
+                grid.SetReadOnly            (row, col, False)
+                grid.SetCellEditor          (row, col, PropertyConfig["GridCellEditor"]  ())
+                grid.SetCellRenderer        (row, col, PropertyConfig["GridCellRenderer"]())
+                grid.SetCellBackgroundColour(row, col, wx.WHITE)
+                grid.SetCellTextColour      (row, col, wx.BLACK)
+                if "GridCellEditorParam" in PropertyConfig:
+                    grid.GetCellEditor(row, col).SetParameters(PropertyConfig["GridCellEditorParam"])
+            self.ResizeRow(grid, row)
+
+    def FindValueByName(self, PropertyName, PropertyValue):
+        # find the row whose property named PropertyName has the value PropertyValue
+        # Returns: row number
+        # for example, find the row where PropertyName "Object Identifier" has value 1002
+        #              FindValueByName("Object Identifier", 1002).
+        for row in range(self.GetNumberRows()):
+            if int(self.GetValueByName(row, PropertyName)) == PropertyValue:
+                return row
+        return None
+      
+    # Return a list containing all the values under the column named 'colname'  
+    def GetAllValuesByName(self, colname):
+        values = []
+        for row in range(self.GetNumberRows()):
+            values.append(self.data[row].get(colname))
+        return values
+
+    # Returns a dictionary with:
+    #      keys: IDs    of BACnet objects
+    #     value: number of BACnet objects using this same Id 
+    #            (values larger than 1 indicates an error as BACnet requires unique
+    #             object IDs for objects of the same type)
+    def GetObjectIDCount(self):
+        # The dictionary is built by first creating a list containing the IDs of all BACnet objects
+        ObjectIDs = self.GetAllValuesByName("Object Identifier")
+        ObjectIDs_as_int = [int(x) for x in ObjectIDs] # list of integers instead of strings...
+        # This list is then transformed into a collections.Counter class
+        # Which is then transformed into a dictionary using dict()
+        return dict(Counter(ObjectIDs_as_int))
+
+    # Check whether any object ID is used more than once (not valid in BACnet)
+    # (returns True or False)
+    def HasDuplicateObjectIDs(self):
+        ObjectIDsCount = self.GetObjectIDCount()
+        for ObjName in ObjectIDsCount:
+            if ObjectIDsCount[ObjName] > 1:
+                return True
+        return False
+
+    # Update the virtual properties of the objects of the classes derived from ObjectProperties
+    #  (currently only the AnalogObject class had virtua properties, i.e. a property
+    #   that is determined/calculated based on the other properties)
+    def UpdateAllVirtualProperties(self):
+        if hasattr(self.BACnetObjectType, 'UpdateVirtualProperties'):
+            for ObjProp in self.data:
+                self.BACnetObjectType.UpdateVirtualProperties(ObjProp)
+
+
+
+class ObjectGrid(CustomGrid):
+    # A custom wx.grid.Grid (CustomGrid derives from wx.grid.Grid)
+    # 
+    # Needed mostly to customise the initial values of newly added rows, and to 
+    # validate if the inserted data follows BACnet rules.
+    #
+    #
+    # This ObjectGrid class:
+    #   Creates and controls the GUI __grid__ for configuring all the BACnet objects of one
+    #   (generic) BACnet object type (e.g. Binary Value, Analog Input, Multi State Output, ...)
+    #   This grid is currently displayed within one 'window' controlled by a ObjectEditor
+    #   object (this organization is not likely to change in the future).
+    #
+    #   The grid uses one line/row per BACnet object, and one column for each property of the BACnet
+    #   object. The column titles change depending on the specific type of BACnet object being edited
+    #   (BVObject, BOObject, BIObject, AVObject, AOObject, AIObject, MSVObject, MSOObject, MSIObject).
+    #   The editor to use for each column is also obtained from that class (e.g. TextEditor, 
+    #   NumberEditor, ...)
+    #
+    #   This class does NOT store the data in the grid. It merely controls its display and editing.
+    #   The data in the grid is stored within an object of class ObjectTable
+    #
+    def __init__(self, *args, **kwargs):
+        CustomGrid.__init__(self, *args, **kwargs)
+
+    # Called when a new row is added by clicking Add button
+    #    call graph: CustomGrid.OnAddButton() --> CustomGrid.AddRow() --> ObjectGrid._AddRow()
+    def _AddRow(self, new_row):
+        if new_row > 0:
+            self.Table.InsertRow(new_row, self.Table.GetRow(new_row - 1).copy())
+        else:
+            self.Table.InsertRow(new_row, self.DefaultValue.copy())
+        self.Table.SetValueByName(new_row, "Object Identifier", BACnetObjectID_NUL) # start off with invalid object ID
+        # Find an apropriate BACnet object ID for the new object.
+        # We choose a first attempt (based on object ID of previous line + 1)
+        new_object_id = 0
+        if new_row > 0:
+            new_object_id = int(self.Table.GetValueByName(new_row - 1, "Object Identifier"))
+            new_object_id += 1
+        # Check whether the chosen object ID is not already in use. 
+        # If in use, add 1 to the attempted object ID and recheck...
+        while self.Table.FindValueByName("Object Identifier", new_object_id) is not None:
+            new_object_id += 1
+            # if reached end of object IDs, cycle back to 0 
+            # (remember, we may have started at any inital object ID > 0, so it makes sense to cyclce back to 0)
+            # warning: We risk entering an inifinite loop if all object IDs are already used. 
+            #          The likelyhood of this happening is extremely low, (we would need 2^22 elements in the table!)
+            #          so don't worry about it for now.
+            if new_object_id > BACnetObjectID_MAX:
+                new_object_id = 0
+        # Set the object ID of the new object to the apropriate value
+        # ... and append the ID to the default object name (so the name becomes unique)
+        new_object_name = self.DefaultValue.get("Object Name") + " " + str(new_object_id)
+        self.Table.SetValueByName(new_row, "Object Name"      , new_object_name)        
+        self.Table.SetValueByName(new_row, "Object Identifier", new_object_id)
+        self.Table.ResetView(self)
+        return new_row
+
+
+    # Called when a object ID is changed
+    #    call graph: ObjectEditor.OnVariablesGridCellChange() --> this method
+    # Will check whether there is a duplicate object ID, and highlight it if so.
+    def HighlightDuplicateObjectIDs(self):
+        if self.Table.GetNumberRows() < 2:
+            # Less than 2 rows. No duplicates are possible! 
+            return
+        IDsCount = self.Table.GetObjectIDCount()
+        # check ALL object IDs for duplicates...
+        for row in range(self.Table.GetNumberRows()):
+            obj_id1 = int(self.Table.GetValueByName(row, "Object Identifier"))
+            if IDsCount[obj_id1] > 1:
+                # More than 1 BACnet object using this ID! Let us Highlight this row with errors...            
+                # TODO: change the hardcoded column number '0' to a number obtained at runtime
+                #       that is guaranteed to match the column titled "Object Identifier"
+                self.SetCellBackgroundColour(row, 0, ERROR_HIGHLIGHT[0])
+                self.SetCellTextColour      (row, 0, ERROR_HIGHLIGHT[1])
+            else: 
+                self.SetCellBackgroundColour(row, 0, wx.WHITE)
+                self.SetCellTextColour      (row, 0, wx.BLACK)
+        # Refresh the graphical display to take into account any changes we may have made
+        self.ForceRefresh()
+        return None        
+
+
+    # Called when the user changes the name of BACnet object (using the GUI grid)
+    #    call graph: ObjectEditor.OnVariablesGridCellChange() --> 
+    #                --> BacnetSlaveEditorPlug.HighlightAllDuplicateObjectNames() -->
+    #                --> ObjectEditor.HighlightDuplicateObjectNames() -->
+    #                -->   (this method)
+    # Will check whether there is a duplicate BACnet object name, and highlight it if so.
+    #
+    # Since the names of BACnet objects must be unique within the whole bacnet server (and 
+    # not just among the BACnet objects of the same class (e.g. Analog Value, Binary Input, ...)
+    # to work properly this method must be passed a list of the names of all BACnet objects
+    # currently configured.
+    #
+    # AllObjectNamesFreq: a dictionary using as key the names of all currently configured BACnet
+    #                     objects, and value the number of objects using this same name.
+    def HighlightDuplicateObjectNames(self, AllObjectNamesFreq):
+        for row in range(self.Table.GetNumberRows()):
+            # TODO: change the hardcoded column number '1' to a number obtained at runtime
+            #       that is guaranteed to match the column titled "Object Name"
+            if AllObjectNamesFreq[self.Table.GetValueByName(row, "Object Name")] > 1:
+                # This is an error! Highlight it...            
+                self.SetCellBackgroundColour(row, 1, ERROR_HIGHLIGHT[0])
+                self.SetCellTextColour      (row, 1, ERROR_HIGHLIGHT[1])
+            else: 
+                self.SetCellBackgroundColour(row, 1, wx.WHITE)
+                self.SetCellTextColour      (row, 1, wx.BLACK)
+        # Refresh the graphical display to take into account any changes we may have made
+        self.ForceRefresh()
+        return None        
+      
+      
+      
+
+class ObjectEditor(wx.Panel):
+    # This ObjectEditor class:
+    #   Creates and controls the GUI window for configuring all the BACnet objects of one
+    #   (generic) BACnet object type (e.g. Binary Value, Analog Input, Multi State Output, ...)
+    #   This 'window' is currenty displayed within one tab of the bacnet plugin, but this
+    #   may change in the future!
+    #
+    #   It includes a grid to display all the BACnet objects of its type , as well as the buttons 
+    #   to insert, delete and move (up/down) a BACnet object in the grid.
+    #   It also includes the sizers and spacers required to lay out the grid and buttons
+    #   in the wndow.
+    #
+    def __init__(self, parent, window, controller, ObjTable):
+        # window:  the window in which the editor will open.
+        # controller: The ConfigTreeNode object that controlls the data presented by 
+        #             this 'config tree node editor'
+        #
+        # parent:  wx._controls.Notebook
+        # window:  BacnetSlaveEditorPlug (i.e. beremiz.bacnet.BacnetSlaveEditor.BacnetSlaveEditorPlug)
+        # controller: controller will be an object of class
+        #            FinalCTNClass         (i.e. beremiz.ConfigTreeNode.FinalCTNClass )
+        #            (FinalCTNClass inherits from: ConfigTreeNode and _BacnetSlavePlug)
+        #            (For the BACnet plugin, it is easier to think of controller as a _BacnetSlavePlug, 
+        #             as the other classes are generic to all plugins!!)
+        #
+        # ObjTable: The object of class ObjectTable that stores the data displayed in the grid.
+        #           This object is instantiated and managed by the _BacnetSlavePlug class.
+        #
+        self.window   = window
+        self.controller  = controller
+        self.ObjTable = ObjTable
+      
+        wx.Panel.__init__(self, parent)
+        
+        # The main sizer, 2 rows: top row for buttons, bottom row for 2D grid
+        self.MainSizer = wx.FlexGridSizer(cols=1, hgap=10, rows=2, vgap=0)
+        self.MainSizer.AddGrowableCol(0)
+        self.MainSizer.AddGrowableRow(1)
+
+        # sizer placed on top row of main sizer: 
+        #   1 row; 6 columns: 1 static text, one stretchable spacer, 4 buttons
+        controls_sizer = wx.FlexGridSizer(cols=6, hgap=4, rows=1, vgap=5)
+        controls_sizer.AddGrowableCol(0)
+        controls_sizer.AddGrowableRow(0)
+        self.MainSizer.Add(controls_sizer, border=5, flag=wx.GROW|wx.ALL)
+
+        # the buttons that populate the controls sizer (itself in top row of the main sizer)
+        # NOTE: the _("string") function will translate the "string" to the local language
+        controls_sizer.Add(wx.StaticText(self, label=_('Object Properties:')), flag=wx.ALIGN_BOTTOM)         
+        controls_sizer.AddStretchSpacer()
+        for name, bitmap, help in [
+                ("AddButton"   , "add_element"   , _("Add variable"      )),
+                ("DeleteButton", "remove_element", _("Remove variable"   )),
+                ("UpButton"    , "up"            , _("Move variable up"  )),
+                ("DownButton"  , "down"          , _("Move variable down"))]:
+            button = wx.lib.buttons.GenBitmapButton(self, bitmap=GetBitmap(bitmap),
+                                                    size=wx.Size(28, 28), 
+                                                    style=wx.NO_BORDER)
+            button.SetToolTipString(help)
+            setattr(self, name, button)
+            controls_sizer.Add(button)         
+
+        # the variable grid that will populate the bottom row of the main sizer 
+        panel = self
+        self.VariablesGrid = ObjectGrid(panel, style=wx.VSCROLL)
+        #self.VariablesGrid.SetDropTarget(VariableDropTarget(self)) # use only to enable drag'n'drop
+        self.VariablesGrid.Bind(wx.grid.EVT_GRID_CELL_CHANGE,     self.OnVariablesGridCellChange)
+        #self.VariablesGrid.Bind(wx.grid.EVT_GRID_CELL_LEFT_CLICK, self.OnVariablesGridCellLeftClick)
+        #self.VariablesGrid.Bind(wx.grid.EVT_GRID_EDITOR_SHOWN,    self.OnVariablesGridEditorShown)
+        self.MainSizer.Add(self.VariablesGrid, flag=wx.GROW)
+ 
+        # Configure the Variables Grid...
+        self.VariablesGrid.SetRowLabelSize(0)  # do not include a leftmost column containing the 'row label'
+        self.VariablesGrid.SetButtons({"Add":    self.AddButton,
+                                       "Delete": self.DeleteButton,
+                                       "Up":     self.UpButton,
+                                       "Down":   self.DownButton})
+        # The custom grid needs to know the default values to use when 'AddButton' creates a new row
+        # NOTE: ObjTable.BACnetObjectType will contain the class name of one of the following classes
+        # (BVObject, BIObject, BOObject, AVObject, AIObject, AOObject, MSVObject, MSIObject, MSOObject)
+        # which inherit from one of (BinaryObject, AnalogObject, MultiSObject)
+        self.VariablesGrid.SetDefaultValue(self.ObjTable.BACnetObjectType.DefaultValues)
+
+        # self.ObjTable: The table that contains the data displayed in the grid
+        #  This table was instantiated/created in the initializer for class _BacnetSlavePlug
+        self.VariablesGrid.SetTable(self.ObjTable)
+        self.VariablesGrid.SetEditable(True)
+        # set the column attributes (width, alignment)
+        # NOTE: ObjTable.BACnetObjectType will contain the class name of one of the following classes
+        # (BVObject, BIObject, BOObject, AVObject, AIObject, AOObject, MSVObject, MSIObject, MSOObject)
+        # which inherit from one of (BinaryObject, AnalogObject, MultiSObject)
+        ColumnAlignments = self.ObjTable.BACnetObjectType.ColumnAlignments
+        ColumnSizes      = self.ObjTable.BACnetObjectType.ColumnSizes
+        for col in range(  self.ObjTable.GetNumberCols()):
+            attr = wx.grid.GridCellAttr()
+            attr.SetAlignment(ColumnAlignments[col], wx.ALIGN_CENTRE)
+            self.VariablesGrid.SetColAttr(col, attr)
+            self.VariablesGrid.SetColMinimalWidth(col, ColumnSizes[col])
+            self.VariablesGrid.AutoSizeColumn(col, False)
+ 
+        # layout the items in all sizers, and show them too.
+        self.SetSizer(self.MainSizer)    # Have the wondow 'own' the sizer...   
+        #self.MainSizer.ShowItems(True)  # not needed once the window 'owns' the sizer (SetSizer())
+        #self.MainSizer.Layout()         # not needed once the window 'owns' the sizer (SetSizer())
+        
+        # Refresh the view of the grid...
+        #   We ask the table to do that, who in turn will configure the grid for us!!
+        #   It will configure the CellRenderers and CellEditors taking into account the type of
+        #   BACnet object being shown in the grid!!
+        #
+        #   Yes, I (Mario de Sousa) know this architecture does not seem to make much sense.
+        #   It seems to me that the cell renderers etc. should all be configured right here.
+        #   Unfortunately we inherit from the customTable and customGrid classes in Beremiz
+        #   (in order to maintain GUI consistency), so we have to adopt their way of doing things.
+        #
+        # NOTE: ObjectTable.ResetView() (remember, ObjTable is of class ObjectTable)
+        #         calls ObjectTable._updateColAttrs(), who will do the configuring. 
+        self.ObjTable.ResetView(self.VariablesGrid)
+
+
+    def RefreshView(self):
+        #print "ObjectEditor.RefreshView() called!!!"
+        # Check for Duplicate Object IDs is only done within same BACnet object type (ID is unique by type).
+        # The VariablesGrid class can handle it by itself.
+        self.VariablesGrid.HighlightDuplicateObjectIDs()
+        # Check for Duplicate Object Names must be done globally (Object Name is unique within bacnet server)
+        # Only the BacnetSlaveEditorPlug can and will handle this.
+        #self.window.HighlightAllDuplicateObjectNames()
+        pass      
+
+    #########################################
+    # Event handlers for the Variables Grid #
+    #########################################
+    def OnVariablesGridCellChange(self, event):
+        row, col = event.GetRow(), event.GetCol()
+        #print "ObjectEditor.OnVariablesGridCellChange(row=%s, col=%s) called!!!" % (row, col)
+        self.ObjTable.ChangesToSave = True
+        if self.ObjTable.GetColLabelValue(col) == "Object Identifier":
+            # an Object ID was changed => must check duplicate object IDs. 
+            self.VariablesGrid.HighlightDuplicateObjectIDs()
+        if self.ObjTable.GetColLabelValue(col) == "Object Name":
+            # an Object Name was changed => must check duplicate object names. 
+            # Note that this must be done to _all_ BACnet objects, and not just the objects
+            # of the same BACnet class (Binary Value, Analog Input, ...)
+            # So we have the BacnetSlaveEditorPlug class do it...
+            self.window.HighlightAllDuplicateObjectNames()
+        # There are changes to save => 
+        #        udate the enabled/disabled state of the 'save' option in the 'file' menu
+        self.window.RefreshBeremizWindow()
+        event.Skip()
+
+    def OnVariablesGridCellLeftClick(self, event):
+        row = event.GetRow()
+
+    def OnVariablesGridEditorShown(self, event):
+        row, col = event.GetRow(), event.GetCol()
+
+    def HighlightDuplicateObjectNames(self, AllObjectNamesFreq):
+        return self.VariablesGrid.HighlightDuplicateObjectNames(AllObjectNamesFreq)
+
+
+
+
+
+
+class BacnetSlaveEditorPlug(ConfTreeNodeEditor):
+    # inheritance tree
+    #  wx.SplitterWindow-->EditorPanel-->ConfTreeNodeEditor-->BacnetSlaveEditorPlug
+    #
+    # self.Controller -> The object that controls the data displayed in this editor
+    #                    In our case, the object of class _BacnetSlavePlug
+    
+    CONFNODEEDITOR_TABS = [
+        (_("Analog Value Objects"),       "_create_AV_ObjectEditor"),
+        (_("Analog Output Objects"),      "_create_AO_ObjectEditor"),
+        (_("Analog Input Objects"),       "_create_AI_ObjectEditor"),
+        (_("Binary Value Objects"),       "_create_BV_ObjectEditor"),
+        (_("Binary Output Objects"),      "_create_BO_ObjectEditor"),
+        (_("Binary Input Objects"),       "_create_BI_ObjectEditor"),
+        (_("Multi-State Value Objects"),  "_create_MSV_ObjectEditor"),
+        (_("Multi-State Output Objects"), "_create_MSO_ObjectEditor"),
+        (_("Multi-State Input Objects"), "_create_MSI_ObjectEditor")]
+    
+    def _create_AV_ObjectEditor(self, parent):
+        self.AV_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["AV_Obj"])
+        return self.AV_ObjectEditor
+        
+    def _create_AO_ObjectEditor(self, parent):
+        self.AO_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["AO_Obj"])
+        return self.AO_ObjectEditor
+        
+    def _create_AI_ObjectEditor(self, parent):
+        self.AI_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["AI_Obj"])
+        return self.AI_ObjectEditor
+        
+    def _create_BV_ObjectEditor(self, parent):
+        self.BV_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["BV_Obj"])
+        return self.BV_ObjectEditor
+        
+    def _create_BO_ObjectEditor(self, parent):
+        self.BO_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["BO_Obj"])
+        return self.BO_ObjectEditor
+        
+    def _create_BI_ObjectEditor(self, parent):
+        self.BI_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["BI_Obj"])
+        return self.BI_ObjectEditor
+        
+    def _create_MSV_ObjectEditor(self, parent):
+        self.MSV_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["MSV_Obj"])
+        return self.MSV_ObjectEditor
+        
+    def _create_MSO_ObjectEditor(self, parent):
+        self.MSO_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["MSO_Obj"])
+        return self.MSO_ObjectEditor
+        
+    def _create_MSI_ObjectEditor(self, parent):
+        self.MSI_ObjectEditor = ObjectEditor(parent, self, self.Controler, self.Controler.ObjTables["MSI_Obj"])
+        return self.MSI_ObjectEditor
+        
+    def __init__(self, parent, controler, window, editable=True):
+        self.Editable = editable
+        ConfTreeNodeEditor.__init__(self, parent, controler, window)
+    
+    def __del__(self):
+        self.Controler.OnCloseEditor(self)
+    
+    def GetConfNodeMenuItems(self):
+        return []
+    
+    def RefreshConfNodeMenu(self, confnode_menu):
+        return
+
+    def RefreshView(self):
+        self.HighlightAllDuplicateObjectNames()
+        ConfTreeNodeEditor.RefreshView(self)
+        self. AV_ObjectEditor.RefreshView()
+        self. AO_ObjectEditor.RefreshView()
+        self. AI_ObjectEditor.RefreshView()
+        self. BV_ObjectEditor.RefreshView()
+        self. BO_ObjectEditor.RefreshView()
+        self. BI_ObjectEditor.RefreshView()
+        self.MSV_ObjectEditor.RefreshView()
+        self.MSO_ObjectEditor.RefreshView()
+        self.MSI_ObjectEditor.RefreshView()
+
+    def HighlightAllDuplicateObjectNames(self):
+        ObjectNamesCount = self.Controler.GetObjectNamesCount()
+        self. AV_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self. AO_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self. AI_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self. BV_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self. BO_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self. BI_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self.MSV_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self.MSO_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        self.MSI_ObjectEditor.HighlightDuplicateObjectNames(ObjectNamesCount)
+        return None
+        
+        
+    def RefreshBeremizWindow(self):
+        # self.ParentWindow is the top level Beremiz class (object) that 
+        #                   handles the beremiz window and layout
+        self.ParentWindow.RefreshTitle()        # Refresh the title of the Beremiz window
+                                                #  (it changes depending on whether there are
+                                                #   changes to save!! )
+        self.ParentWindow.RefreshFileMenu()     # Refresh the enabled/disabled state of the
+                                                #  entries in the main 'file' menu. 
+                                                #  ('Save' sub-menu should become enabled
+                                                #   if there are changes to save! )
+        ###self.ParentWindow.RefreshEditMenu()
+        ###self.ParentWindow.RefreshPageTitles()