Tab B und Tab B logic angelegt

ui/tab_b_logic.py

@@ -0,0 +1,57 @@
+"""
+sn_plan41/ui/tab_b_logic.py – Fachlogik für Tab B (Druck)
+"""
+from __future__ import annotations
+from sn_basis.functions.sys_wrapper import get_plugin_root, join_path, file_exists
+
+from typing import Any, Dict, List, Optional
+from collections.abc import Mapping as _Mapping
+import os
+import datetime
+import json
+import tempfile
+
+from sn_basis.functions.qgiscore_wrapper import (
+    QgsVectorFileWriter,
+    QgsVectorLayer,
+    QgsProject,
+    QgsGeometry,
+    QgsFeature,
+    QgsField,
+    QgsFeatureRequest,
+    QgsCoordinateReferenceSystem,
+
+)
+
+from sn_basis.functions.variable_wrapper import (
+    get_variable,
+    set_variable,
+)
+from sn_basis.functions.ly_existence_wrapper import layer_exists
+from sn_basis.functions.ly_metadata_wrapper import get_layer_type
+from sn_basis.functions.qt_wrapper import QVariant
+from sn_basis.functions.dialog_wrapper import create_progress_dialog
+from sn_basis.functions.message_wrapper import info, warning, error
+
+
+# Prüfer-Typen
+from sn_basis.modules.Pruefmanager import Pruefmanager
+from sn_basis.modules.linkpruefer import Linkpruefer
+from sn_basis.modules.stilpruefer import Stilpruefer
+from sn_basis.modules.Dateipruefer import Dateipruefer  
+from sn_basis.modules.layerpruefer import Layerpruefer
+from sn_basis.modules.LayerLoader import LayerLoader
+from sn_basis.modules.Datenschreiber import Datenschreiber
+
+from sn_basis.modules.pruef_ergebnis import pruef_ergebnis
+from sn_basis.modules.DataGrabber import DataGrabber, SourceType, SourceDict
+from sn_basis.modules.Datenabruf import Datenabruf
+
+class TabBLogic:
+    """
+    Kapselt die Fachlogik von Tab B. 
+    """
+
+    def __init__(self, pruefmanager: Pruefmanager) -> None:
+        self.pruefmanager = pruefmanager
+