diff --git a/main.py b/main.py
index e90866e..bf21f7b 100644
--- a/main.py
+++ b/main.py
@@ -8,8 +8,7 @@ from qgis.utils import plugins
 from .resources import *
 
 # Import der gemeinsamen UI-Klasse für Menü und Symbolleiste
-from .shared import UI
-#from .shared import DockManager
+from sn_basis.ui.navigation import Navigation
 
 # Import des Dockwidgets, das beim Ausführen des Plugins angezeigt wird
 from .ui.sn_plan41_dockwidget import Plan41DockWidget
@@ -35,7 +34,7 @@ class Plan41:
         """
         self.action_text = "Plan 41"  # Einheitlicher Text für Menü und Toolbar
         icon = QIcon(":/sn_plugin1/icons/icon.png")  # Icon aus Ressourcen laden
-        self.ui = UI()  # Gemeinsame UI-Instanz für Menü und Toolbar
+        self.ui = Navigation()  # Gemeinsame UI-Instanz für Menü und Toolbar
         self.ui.add_action(self.action_text, self.run, icon, tooltip="Öffnet Plan41")
 
     def onClosePlugin(self):
diff --git a/shared/__init__.py b/shared/__init__.py
deleted file mode 100644
index 0273bb6..0000000
--- a/shared/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-from .ui import UI
\ No newline at end of file
diff --git a/shared/ui.py b/shared/ui.py
deleted file mode 100644
index a839fbc..0000000
--- a/shared/ui.py
+++ /dev/null
@@ -1,75 +0,0 @@
-from qgis.PyQt.QtWidgets import QMenu, QToolBar, QAction
-from qgis.PyQt.QtGui import QIcon
-from qgis.utils import iface
-
-_shared_toolbar = None  # globale Toolbar-Instanz
-_shared_menu = None     # globale Menü-Instanz
-
-class UI:
-    TITLE = "LNO Sachsen"
-
-    def __init__(self):
-        self.menu = self._get_or_create_menu()
-        self.toolbar = self._get_or_create_toolbar()
-
-    def _get_or_create_menu(self):
-        global _shared_menu
-        if _shared_menu:
-            return _shared_menu
-
-        menubar = iface.mainWindow().menuBar()
-        for action in menubar.actions():
-            if action.menu() and action.text() == self.TITLE:
-                _shared_menu = action.menu()
-                return _shared_menu
-
-        menu = QMenu(self.TITLE, iface.mainWindow())
-        menu.setObjectName(self.TITLE)
-        menubar.addMenu(menu)
-        _shared_menu = menu
-        return menu
-
-    def _get_or_create_toolbar(self):
-        global _shared_toolbar
-        if _shared_toolbar:
-            return _shared_toolbar
-
-        main_window = iface.mainWindow()
-        toolbar = main_window.findChild(QToolBar, self.TITLE)
-        if not toolbar:
-            toolbar = QToolBar(self.TITLE, main_window)
-            toolbar.setObjectName(self.TITLE)
-            main_window.addToolBar(toolbar)
-
-        _shared_toolbar = toolbar
-        return toolbar
-
-    def add_action(self, text, callback, icon=None, tooltip=None):
-        # Menüeintrag
-        if not any(a.text() == text for a in self.menu.actions()):
-            action = QAction(icon, text, iface.mainWindow()) if icon else QAction(text, iface.mainWindow())
-            if tooltip:
-                action.setToolTip(tooltip)
-            action.triggered.connect(callback)
-            self.menu.addAction(action)
-
-        # Symbolleistenaktion
-        if not any(a.text() == text for a in self.toolbar.actions()):
-            action = QAction(icon, text, iface.mainWindow()) if icon else QAction(text, iface.mainWindow())
-            if tooltip:
-                action.setToolTip(tooltip)
-            action.triggered.connect(callback)
-            self.toolbar.addAction(action)
-
-    def remove_action(self, text):
-        # Menüeintrag entfernen
-        for act in self.menu.actions():
-            if act.text() == text:
-                self.menu.removeAction(act)
-                break
-
-        # Symbolleistenaktion entfernen
-        for act in self.toolbar.actions():
-            if act.text() == text:
-                self.toolbar.removeAction(act)
-                break