diff --git a/bin/gui.bat b/bin/gui.bat
new file mode 100644
index 0000000..3d01e5f
--- /dev/null
+++ b/bin/gui.bat
@@ -0,0 +1,6 @@
+@echo off
+CALL cremig_setenv.bat
+IF NOT EXIST %CREMIG%\.venv CALL %CREMIG_BIN%\install_py.bat
+CALL %CREMIG%\.venv\Scripts\activate.bat
+python %CREMIG_LIB%\CreoMigrateGui.py %*
+deactivate
diff --git a/lib/CreoMigrateGui.py b/lib/CreoMigrateGui.py
new file mode 100644
index 0000000..274dcd7
--- /dev/null
+++ b/lib/CreoMigrateGui.py
@@ -0,0 +1,309 @@
+import tkinter as tk
+from tkinter import ttk
+from controller import Controller
+from caditem import CadItem
+#from tkinter import messagebox
+#import logging
+
+
+#logger = logging.getLogger(__name__)
+class TreeView():
+    def __init__(self, frame):
+        # a treeview
+        # hier Anzahl der sichtbaren Zeilen des Baums angeben:
+        self.tree = ttk.Treeview(frame, height=40)
+        # TODO hier anstatt root die Statistik rein schreiben.
+        self.tree.heading('#0', text='root', anchor=tk.W)
+
+        # add a scrollbar
+        scrollbar = ttk.Scrollbar(frame, orient=tk.VERTICAL, command=self.tree.yview)
+        self.tree.configure(yscroll=scrollbar.set)
+        scrollbar.grid(row=0, column=1, sticky='ns')
+
+        self.tree.bind('<<TreeviewSelect>>', self.item_selected)
+
+    def set_controller(self, controller):
+        self.controller = controller
+
+    def refresh(self, parent_children_mapping, red_ids):
+        self.clear()
+        self.create(parent_children_mapping, red_ids)
+
+    def clear(self):
+        for c in self.tree.get_children():
+            self.tree.delete(c)
+
+    def create(self, parent_children_mapping, red_ids):
+        # adding data of first column after root
+        pool = set()
+        for parent,children in parent_children_mapping.items():
+            if parent not in pool:
+                self.tree.insert('', tk.END, text=parent, iid=parent, open=True)
+                pool.add(parent)
+            cn = children
+            # sortiere die Zahlen im Baum immer aufsteigend
+            cn.sort(reverse=True)
+            for child_id in cn:
+                if child_id not in pool:
+                    pool.add(child_id)
+                    if child_id not in red_ids: rowtags = ('good')
+                    else:                       rowtags = ('missing')
+                    self.tree.insert('', tk.END, text=child_id, iid=child_id, tags=rowtags, open=True)
+                    #self.tree.move(child_id, parent, 0)
+
+        # einmal über alles gehen und alle keys an die richtige Stelle schieben
+        for parent,children in parent_children_mapping.items():
+            for child_id in children:
+                self.tree.move(child_id, parent, 0)
+
+        # https://www.askpython.com/python-modules/tkinter/tkinter-colors
+        #self.tree.tag_configure('good', background='LawnGreen')
+        self.tree.tag_configure('good', background='white')
+        self.tree.tag_configure('missing', background='red')
+
+    def data_from_model(self, controller):
+        parent_children_mapping = controller.get_parent_children()
+        red_ids = controller.get_red_ids()
+        self.refresh(parent_children_mapping, red_ids)
+
+    def item_selected(self, event):
+        """callback of TK if an item in the tree has been selected
+        """
+        cid = self.tree.selection()[0]
+        # trage die neue ID ins Modell ein
+        self.controller.set_gui_data('teilenummer', cid)
+        self.controller.refresh_gui()
+
+    def get_handle(self):
+        return self.tree
+
+class AllRightFrames():
+    """ enthält alle gleichen Methoden für die Widgets in der rechte Spalte
+    """
+    def __init__(self, nrow=0):
+        self.set_start_rwo(nrow)
+
+    def get_rows(self):
+        return self.rownum
+
+    def set_start_rwo(self, nrow):
+        if nrow < 0:
+            raise Exception("this row can not be set")
+        self.rownum = nrow
+
+    def data_to_model(self, controller):
+        data = self.get_data()
+        controller.set_gui_dict(data)
+
+    def data_to_model(self, controller, key, value):
+        controller.set_gui_data(key, value)
+
+class RightFrameLabels(AllRightFrames):
+    def __init__(self, frame, nrow=0):
+        AllRightFrames.__init__(self, nrow)
+        self.frame = frame
+        self.build_widgets()
+
+    def build_widgets(self):
+        frame = self.frame
+        self.rownum = 0
+        col_left = 0
+        # Feld, SIVAS-Werte, Überschriebene Werte
+        feld_label = ttk.Label(frame, text="Feld" )
+        feld_label.grid(column=col_left, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        Sivas_label = ttk.Label(frame, text="SIVAS-Werte" )
+        Sivas_label.grid(column=col_left+1, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        transwritten_label = ttk.Label(frame, text="Überschriebene Werte" )
+        transwritten_label.grid(column=col_left+2, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+
+        feld_label.configure(font=("Helvetica", 16))
+        Sivas_label.configure(font=("Helvetica",16))
+        transwritten_label.configure(font=("Helvetica",16))
+        self.rownum += 1
+
+        separator = ttk.Separator(frame, orient='horizontal')
+        separator.grid(column=col_left, columnspan=3, row=self.rownum, sticky=tk.EW, padx=5, pady=5)
+        self.rownum += 1
+
+        # Teilenummer
+        teilenummer_label = ttk.Label(frame, text="Teilenummer:")
+        teilenummer_label.grid(column=col_left, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.teilenummer_text = tk.StringVar()
+        teilenummer_entry = ttk.Entry(frame, textvariable=self.teilenummer_text)
+        teilenummer_entry.grid(column=col_left+1, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.rownum += 1
+        separator2 = ttk.Separator(frame, orient='horizontal')
+        separator2.grid(column=col_left, columnspan=3, row=self.rownum, sticky=tk.EW, padx=5, pady=5)
+        self.rownum += 1
+
+
+    def get_data(self):
+        return {
+            "teilennummer": self.teilenummer_text.get(),
+        }
+
+    def data_from_model(self, controller):
+        data = controller.get_all_gui_data()
+        if 'teilenummer' in data:
+            self.teilenummer_text.set(data["teilenummer"])
+
+class RightFramePDM(AllRightFrames):
+    def __init__(self, frame, nrow=0):
+        AllRightFrames.__init__(self, nrow)
+        self.frame = frame
+        self.build_widgets()
+        
+    def build_widgets(self):
+        frame = self.frame
+        self.rownum = 4
+        col_left = 0
+        # pdmkategorie
+        pdmkategorie_label = ttk.Label(frame, text="PDM-Kategorie:" )
+        pdmkategorie_label.grid(column=col_left, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.pdm_category = tk.StringVar()
+        pdmkategorie_combo = ttk.Combobox(frame, textvariable=self.pdm_category)
+        pdmkategorie_combo['values'] = ["Baugruppe", "Einzelteil", "Kaufteil", "NichtSivas", "Normteil", "Schweissbaugruppe"]
+        pdmkategorie_combo['state'] = 'readonly'       
+        pdmkategorie_combo.bind('<<ComboboxSelected>>', self.combo_callbacks) # falls nötig
+        pdmkategorie_combo.grid(column=col_left+2, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.rownum += 1
+
+        # Neuaufbau
+        neuaufbau_label = ttk.Label(frame, text="Neuaufbau:")
+        neuaufbau_label.grid(column=col_left, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+
+        self.neuaufbau = None
+        neuaufbau_checkbutton = ttk.Checkbutton(frame,  
+                text='ja',
+                variable=self.neuaufbau,
+                onvalue="True",
+                offvalue="False")
+        neuaufbau_checkbutton.grid(column=col_left+2, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.rownum += 1
+
+        # Lebenszyklusstatus
+        lebenszyklusstatus_label = ttk.Label(frame, text="Lebenszyklusstatus:")
+        lebenszyklusstatus_label.grid(column=col_left, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.lebenszyklus_status_neu = tk.StringVar()
+        lebenszyklusstatus_combo = ttk.Combobox(frame, textvariable=self.lebenszyklus_status_neu)
+        lebenszyklusstatus_combo['values'] = ["Serie", "Prototyp"]
+        lebenszyklusstatus_combo['state'] = 'readonly'       
+        lebenszyklusstatus_combo.bind('<<ComboboxSelected>>', self.combo_callbacks)
+        lebenszyklusstatus_combo.grid(column=col_left+2, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.rownum += 1
+
+        # aus Halbzeug
+        halbzeug_label = ttk.Label(frame, text="aus Halbzeug:")
+        halbzeug_label.grid(column=col_left, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.aus_halbzeug_neu = None
+        aushalbzeug_checkbuttonr = ttk.Checkbutton(frame,  
+                text='neu',
+                variable=self.aus_halbzeug_neu,
+                onvalue="True",
+                offvalue="False")
+        aushalbzeug_checkbuttonr.grid(column=col_left+2, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.rownum += 1
+
+        # Zusatzinformationen
+        zusatzinfos_label = ttk.Label(frame, text="Zusatzinformationen:")
+        zusatzinfos_label.grid(column=col_left, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.zusatzinfos_text = tk.StringVar()
+        zusatzinfos_entry = ttk.Entry(frame, textvariable=self.zusatzinfos_text)
+        zusatzinfos_entry.grid(column=col_left+2, row=self.rownum, sticky=tk.W, padx=5, pady=5)
+        self.rownum += 1
+
+    def get_data(self):
+        return {
+            "pdm_kategorie_neu": self.pdm_category.get(),
+            "neuaufbau": self.neuaufbau,
+            "lebenszyklus_status_neu": self.lebenszyklus_status_neu.get(),
+            "aus_halbzeug_neu": self.aus_halbzeug_neu,
+            "zusatzinfos_txt_neu": self.zusatzinfos_text.get(),
+        }
+
+    def data_from_model(self, controller):
+        data = controller.get_all_gui_data()
+        if 'pdm_kategorie_neu' in data:
+            self.pdm_category.set(data["pdm_kategorie_neu"])
+        if 'neuaufbau' in data:
+            self.neuaufbau  = data["neuaufbau"]
+        if 'lebenszyklus_status_neu' in data:
+            self.lebenszyklus_status_neu.set(data["lebenszyklus_status_neu"])
+        if 'aus_halbzeug_neu' in data:
+            self.aus_halbzeug_neu= data["aus_halbzeug_neu"] 
+        if 'zusatzinfos_text_neu' in data:
+            self.zusatzinfos_text.set(data["zusatzinfos_text_neu"]) 
+
+    def combo_callbacks(self, event):
+        """ handle the changed event of TK"""
+        # TODO falls nötig 
+        pass
+
+
+
+class App():
+    def __init__(self, root):
+        """Standardgui mit Baum zur Anwahl der Teile des Assemblies"""
+        
+        self.root = root
+
+        # configure the grid
+        # die erste Spalte mit Baum sollte unbeweglich bleiben bei Vergräßerung des Fensters.
+        # self.root.columnconfigure(0, weight=2)
+        self.root.columnconfigure(1, weight=1)
+        #self.root.geometry('800x800')
+
+        # Create left and right frames
+        left_frame = ttk.Frame(self.root,  width=200,  height=800)
+        left_frame.grid(row=0,  column=0,  padx=10,  pady=5)
+
+        right_frame = ttk.Frame(self.root,  width=650,  height=800)
+        right_frame.grid(row=0,  column=1,  padx=10,  pady=5)
+
+        style = ttk.Style(self.root)
+        style.theme_use('classic')
+
+        self.tv = TreeView(left_frame)
+        gridhdl = self.tv.get_handle()
+        gridhdl.grid(row=0, column=0, sticky=tk.NSEW)
+
+        self.rf0 = RightFrameLabels(right_frame, 0)
+        nrows = self.rf0.get_rows()
+        self.rf1 = RightFramePDM(right_frame, nrows)
+        nrows = self.rf1.get_rows()
+        #self.rf2 = RightFramePDM(right_frame, nrows)
+        # TODO usw.
+
+    def data_from_model(self):
+        """ methode zum auslesen aller Daten der Oberfläche aus dem Modell
+        """
+        self.tv.data_from_model(self.controller)
+        self.rf0.data_from_model(self.controller)
+        self.rf1.data_from_model(self.controller)
+
+    def set_controller(self, controller):
+        # merken des Handels auf den Controller
+        self.controller = controller
+        # der Tree braucht aufgrund des Callbacks der Selektion auch einen Verweis
+        self.tv.set_controller(controller)
+
+    def mainloop(self):
+        self.root.mainloop()
+
+
+if __name__ == "__main__":
+
+    """ using the Model-View-Controller (MVC) Pattern
+     - The MODEL is responsible for managing the data of the application. It
+       receives user input from the CONTROLLER
+     - The VIEW renders presentation of the model in a particular format.
+     - The CONTROLLER responds to the user input and performs interactions on the
+       data model objects. The CONTROLLER receives the input, optionally validates
+       it and then passes the input to the model.
+
+                      MODEL 
+           <-updates-      ^--manipulates--
+        VIEW                               CONTROLLER
+          --sees -->         -- uses -->       
+                       USER
+    """
diff --git a/lib/caditem.py b/lib/caditem.py
new file mode 100644
index 0000000..3e517e2
--- /dev/null
+++ b/lib/caditem.py
@@ -0,0 +1,169 @@
+import json
+from  controller import Controller, Event
+
+
+
+
+
+class CadItem():
+    """
+    This item contains all data for writing all necessary data to the solid edg cad file 
+
+    """
+    # diese Daten bilden dann die Impfdaten
+    data_keys = [ "Author", "Teilenummer", "StartRevision",
+        "Bezeichnung1", "Bezeichnung2", "Bezeichnung4", "KategorieNE",
+        "BeschaffungsartNE", "TOS-Gruppe_ERP", "Dispogruppe",
+        "Dispolaufgruppe", "WerkstofftypNE", "WerkstoffNE",
+        "Oberflaechenbehandlung", "Farbe", "KalkulationsartNE",
+        "RuestcodeAusw", "Fertigungsart", "Allgemeintoleranz",
+        "HalbzeugInternAngabe", "Halbzeug", "HalbzeugOhneSaegeliste",
+        "EinheitNE", "FOS-GruppeNE", "Hersteller", "HerstellerTeilenummer",
+        "Serien-Status", "Kantennorm", "Oberflaechennorm", "Massnorm",
+        "Tolerierungsnorm", "TOS-Gruppe", "TOS_Schoenenberger_Produkt",
+        "TOS_Automation", "TOS_Maschinenelement",
+        "TOS_Schoenenberger_Komponenten", "TOS_Pneumatik", "TOS_Konfig",
+        "TOS_ILS", "TOS_MAS", "TOS_Spinnereikomponente",
+        "TOS_Betriebsmittel", "TOS_Geruest", "TOS_FremdTransport",
+        "TOS_MAS_Konfig", "TOS_Schaltschrank", "TOS_Schalt_Einbau",
+        "TOS_Dezentral", "TOS_Automation_Sensorik", "TOS_Kabel",
+        "TOS_Installation", "TOS_Automation_Sonstiges",
+        "TOS_Verbindungselement", "TOS_Lager", "TOS_Kraft_Drehmoment",
+        "TOS_Sicherungselement", "TOS_Bedienungselement", "TOS_ILS_2",
+        "TOS_ILS_Foerderer", "TOS_MAS_Fahrstecke", "TOS_Trolley",
+        "TOS_Trolley_Projekte", "TOS_Trolley_Omniflo",
+        "TOS_Trolley_Spinnerei", "TOS_Trolley_ILS", "Änderungsbeschreibung",
+        "Freigabevermerk", "ZusaetzlicheInformationen"]
+    gui_data_keys = [ "teilenummer", 
+                            "pdm_kategorie_neu", 
+                            "neuaufbau",
+                            "lebenszyklus_status_neu", 
+                            "aus_halbzeug_neu",
+                            "zusatzinfos_text_neu",
+        "bezeichnung_sivas", "bezeichnung_neu",
+        "beschaffungsart_sivas","beschaffungsart_neu"
+        "mengeneinheit_sivas","mengeneinheit_neu"
+        "halbzeug_sivas","halbzeug_neu",
+        "tos_gruppe_sivas","tos_gruppe_neu"
+        # TODO siehe Layout Entwurf svg
+        ]
+
+    def __init__(self, asm_id):
+        """ is initalized with its unique id"""
+        self.set_asm_id(asm_id)
+        self.red_ids = {}
+        self.parent_children_mapping = {}
+        self.data = {}
+        self.gui_data = {}
+        self.controller = None
+
+    def set_controller(self, controller):
+        self.controller = controller
+
+    def set_asm_id(self, asm_id):
+        self.asm_id = asm_id
+    def get_current_asm_id(self):
+        return self.asm_id
+
+    def get_current_part_id(self):
+        return self.get_gui_data("teilenummer") 
+
+
+    def set_parent_children(self, parent_children_mapping):
+        """ contains all id relations below, data of subassemblies etc. in
+            a dict of the kind parent-children
+        """
+        self.parent_children_mapping = parent_children_mapping
+    def get_parent_children(self):
+        return self.parent_children_mapping
+
+    def set_red_ids(self, red_ids):
+        """ these ids are not yet known by the PDM"""
+        self.red_ids = red_ids
+
+    def get_red_ids(self):
+        return self.red_ids
+
+    # Daten zum Impfen merken
+    def set_data_dict(self, data:dict):
+        for k,v in data:
+            self.set_data(k,v)
+    def set_data(self, key, val):
+        if key not in self.data_keys:
+            raise Exception("this data can not be set")
+        else:
+            self.data[key] = val
+
+    def get_data(self, key):
+        """ gibt ein Datenstück zurück """
+        return self.data[key]
+    def get_all_data(self):
+        """ gibt alle enthaltenen Daten zurück """
+        return self.data
+
+    # Daten in der GUI
+    def set_gui_dict(self, data:dict):
+        """ setzt die Daten der GUI """
+        for k,v in data.items():
+            self.set_gui_data(k,v)
+    def set_gui_data(self, key, val):
+        """ merkt sich ein Datenatom für die GUI """
+        if key not in self.gui_data_keys:
+            raise Exception("this data can not be set"+ key)
+        else:
+            self.gui_data[key] = val
+
+    def get_gui_data(self, key):
+        return self.gui_data[key]
+    def get_all_gui_data(self):
+        return self.gui_data
+
+    def load():
+       #try:
+       #    with open('data.json', 'r') as f:
+       #        self.model.todos = json.load(f)
+       #except Exception:
+       #    pass
+       pass
+    def save():
+        #with open('data.json', 'w') as f:
+        #    data = json.dump(self.model.data, f)
+        pass
+
+class CadItemRepository:
+    """ 
+    container class for all CadItems in the local folder
+    also just managed by the controller
+    """
+    def __init__(self):
+        self.caditems = []
+
+    def add(self, caditem):
+        self.caditems.append(caditem)
+
+    def get(self, id):
+        for caditem in self.caditems:
+            if caditem.id == id:
+                return caditem
+        return None
+
+    def get_all(self):
+        return self.caditems
+
+    def update(self, old_item, new_item):
+        self.delete(old_item.id)
+        self.add(new_item)
+        raise Exception("CadItem not found")
+
+    def delete(self, id):
+        for p in self.caditems:
+            if p.id == id:
+                self.caditems.remove(p)
+                return
+        raise Exception("CadItem not found")
+
+if __name__ == "__main__":
+    pass
+
+
+
diff --git a/lib/controller.py b/lib/controller.py
new file mode 100644
index 0000000..82d61fb
--- /dev/null
+++ b/lib/controller.py
@@ -0,0 +1,91 @@
+"""
+Contains the logic for the MVC of CreoMigrate Gui
+"""
+
+class Observer():
+    _observers = []
+    def __init__(self):
+        self._observers.append(self)
+        self._observables = {}
+
+    def observe(self, event_name, callback):
+        """If the observer is not in the list,
+        append it into the list"""
+        if event_name not in self._observables:
+            self._observables[event_name] = callback
+
+class Event():
+    def __init__(self, name, data, autofire = True):
+        self.name = name
+        self.data = data
+        if autofire:
+            self.fire()
+    def fire(self):
+        for observer in Observer._observers:
+            if self.name in observer._observables:
+                observer._observables[self.name](self.data)
+
+class Controller(Observer):
+    """
+    Class for manipulating the model and returning data for the view
+    """
+    def __init__(self, model, view):
+        self.set_model(model)
+        self.set_view(view)
+        #Observer.__init__(self)
+
+    def set_model(self, model):
+        self.model = model
+    def set_view(self, view):
+        self.view = view
+
+    def refresh_gui(self):
+        self.view.data_from_model()
+    def data_from_model(self):
+        self.view.data_from_model()
+
+    def get_current_asm_id(self):
+        self.model.get_current_asm_id()
+    def set_current_asm_id(self, asm_id):
+        self.model.set_current_asm_id(asm_id)
+
+    def set_red_ids(self, red_ids):
+        self.model.set_red_ids(red_ids)
+    def get_red_ids(self):
+        return self.model.get_red_ids()
+
+    def set_parent_children(self, parent_children_mapping):
+        self.model.set_parent_children(parent_children_mapping)
+    def get_parent_children(self):
+        return self.model.get_parent_children()
+
+    # merkt sich die reinen Daten zum Impfen
+    def set_data_dict(self, data:dict):
+        """merken der Daten zum Impfen"""
+        for k,v in data:
+            self.set_data(k,v)
+    def set_data(self, key, value):
+        """merken der Daten zum Impfen"""
+        self.model.set_data(key, value)
+
+    def get_data(self, key):
+        return self.model.get_data(key)
+    def get_all_data(self):
+        return self.model.get_all_data()
+
+    # merkt sich die Nutzereingaben, bzw. Daten für die GUI
+    def set_gui_dict(self, data:dict):
+        """merken der Eingaben des Nutzers der GUI """
+        for k,v in data:
+            self.set_gui_data(k,v)
+    def set_gui_data(self, key, value):
+        """merken der Eingaben des Nutzers der GUI """
+        self.model.set_gui_data(key, value)
+
+    def get_gui_data(self, key):
+        return self.model.get_gui_data(key)
+    def get_all_gui_data(self):
+        return self.model.get_all_gui_data()
+
+if __name__ == "__main__":
+    pass
diff --git a/lib/test.py b/lib/test_configread.py
similarity index 100%
rename from lib/test.py
rename to lib/test_configread.py
diff --git a/lib/test_gui.py b/lib/test_gui.py
new file mode 100644
index 0000000..77df455
--- /dev/null
+++ b/lib/test_gui.py
@@ -0,0 +1,94 @@
+import tkinter as tk
+from caditem import CadItem
+from CreoMigrateGui import App
+from controller import Controller
+
+
+red_ids = ( '400102274', '400102275', '400102190', '400102198',
+                    '400102161', '400102277', '400102163', '400102278',
+                    '400102282', '400102284', '400102195', 'MA0000008',
+                    'MA0000004', '929055170', '400102267', '400102235',
+                    '400102236', 'MA0000006', '400102237', '400102238',
+                    '400102239', '400102268', '829416159', '924031058',
+                    '924031081', '822064091', '822066199', '822066200')
+
+parent_children_mapping = {'400102196': ['400102125', '400102126', '400102130',
+                                         '400102161', '400102163', '400102165',
+                                         '400102166', '400102167', '400102168',
+                                         '400102190', '400102195', '400102198',
+                                         '400102246', '400102247', '400102267',
+                                         '400102272', '400102274', '400102275',
+                                         '400102277', '400102278', '400102282',
+                                         '400102284', '400102417', '720002003',
+                                         '721001034', '821114025', '822064091',
+                                         '822066085', '822996075', '829416061',
+                                         '829516004', '911021113', '911021181',
+                                         '911021259', '911091054', '911091096',
+                                         '911091097', '911251013', '912011009',
+                                         '919050006', '924031058',
+                                         '924031081'],
+                           '400102282': ['822066026', '822066089', '919010052'],
+                           '400102195': ['822066075', '822066216',
+                                         '822066154', '822066101', '822064090',
+                                         '822066196', '400102129', '822066217',
+                                         '822066160', '822066215', '913041045',
+                                         '913011009', '911011057', '822064035',
+                                         '925011006', '911091041', '913051040',
+                                         '911021112', '911021166', '825006003',
+                                         '912041005', '911011014', '911011009',
+                                         '911021144', '911021001', '913011016',
+                                         '929055170', '913011010', '911021035',
+                                         '829416065', '712000151',
+                                         '712000100'],
+                           '822066075': ['822066157', '822066162', '911261023'],
+                           '822066162': ['822064013'],
+                           '822066196': ['MA0000008'],
+                           '822066160': ['MA0000004'],
+                           '822064035': ['822066065'],
+                           '822064093': ['822066204', '822066205', '822066206', '822066207', '822066208'],
+                           '822066220': ['924031033'],
+                           '822064091': ['822066212', '822064093', '822066220',
+                                         '822066200', '912011010', '911021156',
+                                         '822066201', '911071027', '913011109',
+                                         '911011070', '913011001', '710005021',
+                                         '919010055', '720000008', '720000007'],
+                           '400102267': ['400102235', '829416159', '829416077',
+                                         '829416079', '911021260', '911021147',
+                                         '911251014'],
+                           '400102235': ['400102236', '400102237', '400102238',
+                                         '400102239', '400102268', '911021143',
+                                         '911021054', '911021055'],
+                           '400102236': ['MA0000006'],
+                           '829416159': ['829416089'],
+                           '400102130': ['400102142'],
+                           '821116004': ['822026004'],
+                           '400102168': ['821116001'],
+                           '821114025': ['911081007', '821116053'],
+                           '400102167': ['821116004']}
+
+
+
+model = CadItem("400102196")
+gui_data = {
+        "teilenummer":"400102142",
+        "pdm_kategorie_neu":"Einzelteil",
+        "neuaufbau" :"False",
+        "lebenszyklus_status_neu" :"Serie",
+        "aus_halbzeug_neu" :"True",
+        "zusatzinfos_text_neu": 'Dies sind neue Zusatzinfos',
+        }
+model.set_gui_dict(gui_data)
+model.set_parent_children(parent_children_mapping)
+model.set_red_ids(red_ids)
+
+
+root = tk.Tk()
+app = App(root)
+controller = Controller(model, app)
+# um ohne Observer pattern auch Rückmeldungen geben zu können
+app.set_controller(controller)   
+model.set_controller(controller) 
+
+# Daten des Modells in der Oberfläche darstellen
+controller.refresh_gui()
+app.mainloop()