Release 26.4.1-unstable

Reviewed-on: AG_QGIS/Plugin_SN_Verfahrensgebiet#8

.gitea/workflows/release.yaml

@@ -0,0 +1,133 @@
+name: Release Plugin
+run-name: "Release | ${{ github.ref_name }}"
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    runs-on: alpine-latest
+    defaults:
+      run:
+        shell: bash
+
+    steps:
+      - name: Notwendige Abhängigkeiten installieren
+        shell: sh
+        run: |
+          apk add --no-cache bash git jq curl
+
+      - name: Code holen
+        run: |
+          REPO_URL="https://${RELEASE_TOKEN}:x-oauth-basic@${{ vars.RELEASE_URL }}/${GITHUB_REPOSITORY}.git"
+
+          git clone "$REPO_URL" repo
+          cd repo
+
+          git checkout "$TAG"
+        env:
+          RELEASE_TOKEN: ${{ secrets.RELEASE_TOKEN }}
+          TAG: "${{ github.ref_name }}"
+
+      - name: Version und Kanal bestimmen
+        id: releaseinfo
+        run: |
+          TAG="${{ github.ref_name }}"
+          RAW_VERSION="${TAG#v}"
+          VERSION="${RAW_VERSION%%-*}" 
+
+          # Channel und Suffix automatisch bestimmen anhand des Tag-Suffix
+          case "$RAW_VERSION" in
+            *-testing*|*-t|*-T)
+              CHANNEL="testing"
+              PRERELEASE="true"
+              SUFFIX="-testing"
+              ;;
+            *-unstable*|*-u|*-U)
+              CHANNEL="unstable"
+              PRERELEASE="true"
+              SUFFIX="-unstable"
+              ;;
+            *)
+              CHANNEL="stable"
+              PRERELEASE="false"
+              SUFFIX=""
+              ;;
+          esac
+
+          # Output setzen
+          echo "version=$VERSION"       >> $GITHUB_OUTPUT
+          echo "channel=$CHANNEL"       >> $GITHUB_OUTPUT
+          echo "prerelease=$PRERELEASE" >> $GITHUB_OUTPUT
+
+          # Optional Debug
+          echo "VERSION=$VERSION"
+          echo "CHANNEL=$CHANNEL"
+          echo "PRERELEASE=$PRERELEASE"
+
+      # - name: plugin.cfg einlesen
+      #   id: config
+      #   run: |
+      #     cd repo
+      #     while read -r line || [ -n "$line" ]; do
+      #       key="${line%%=*}"
+      #       value="${line#*=}"
+      #       echo "$key=$value" >> $GITHUB_OUTPUT
+      #     done < plugin.cfg
+
+      - name: Payload erzeugen
+        id: payload
+        run: |
+          cd repo
+
+          NAME="${GITHUB_REPOSITORY##*/}"
+          GROUP="${GITHUB_REPOSITORY%%/*}"
+          VERSION="${{ steps.releaseinfo.outputs.version }}"
+          CHANNEL="${{ steps.releaseinfo.outputs.channel }}"
+          PRERELEASE="${{ steps.releaseinfo.outputs.prerelease }}"
+          ZIP_FOLDER="${{ vars.ZIP_FOLDER }}"
+          ZIP_FILE="${ZIP_FOLDER}.zip"
+          TAG="${{ github.ref_name }}"
+          #GIT_URL=${GITHUB_REPOSITORY}
+
+          jq -n \
+            --arg name         "$NAME" \
+            --arg group        "$GROUP" \
+            --arg version      "$VERSION" \
+            --arg channel      "$CHANNEL" \
+            --arg prerelease   "$PRERELEASE" \
+            --arg zip_folder   "$ZIP_FOLDER" \
+            --arg zip_file     "$ZIP_FILE" \
+            --arg tag           "$TAG" \
+            '{
+              name:         $name,
+              group:        $group,
+              version:      $version,
+              channel:      $channel,
+              prerelease:   ($prerelease == "true"),
+              zip_folder:   $zip_folder,
+              zip_file:     $zip_file,
+              tag:          $tag
+            }' > payload.json
+
+            cat payload.json
+
+      - name: Repository aktualisieren
+        run: |
+          NAME="${GITHUB_REPOSITORY##*/}"
+          TAG="${{ steps.releaseinfo.outputs.version }}"-"${{ steps.releaseinfo.outputs.channel }}"
+          PAYLOAD_B64=$(base64 -w0 repo/payload.json)
+
+          JSON="{\"ref\":\"hidden/workflows\",\"inputs\":{\"payload\":\"$PAYLOAD_B64\",\"name\":\"$NAME\",\"tag\":\"$TAG\"}}"
+          curl -X POST \
+            -H "Authorization: token ${{ secrets.RELEASE_TOKEN }}" \
+            -H "Content-Type: application/json" \
+            -d "$JSON" \
+            "https://${{ vars.RELEASE_URL }}/api/v1/repos/${OWNER}/Repository/actions/workflows/${WORKFLOW}/dispatches"
+        env:
+          RELEASE_TOKEN: ${{ secrets.RELEASE_TOKEN }}
+          OWNER: "AG_QGIS"
+          WORKFLOW: "release.yaml"
+          

changelog.txt

@@ -0,0 +1,9 @@
+---
+Version 26.4.1-unstable:
+---
+Version 26.3.3-unstable:
+---
+Version 26.3.2-unstable:
+---
+Version 26.3.1-unstable:
+- erster Test als echtes PlugIn 

functions/verfahrensgebiet_alkis.py

@@ -0,0 +1,91 @@
+#sn_verfahrensgebiet/functions/verfahrensgebiet_alkis
+from enum import Enum
+from sn_basis.functions import (
+    QgsVectorLayer, QgsProject, QgsFeature, QgsField, QgsGeometry
+)
+from sn_basis.functions import QMessageBox
+from sn_basis.functions.qt_wrapper import QVariant
+from sn_basis.functions.variable_wrapper import get_variable
+
+alkis_NAS_url = "https://geodienste.sachsen.de/aaa/public_alkis/nas/wfs"
+typename = "adv:AX_BauRaumOderBodenordnungsrecht"
+
+class LoadStatus(Enum):
+    NONE = "none"       # nichts geladen
+    FIRST = "first"     # erstmalig geladen
+    RELOAD = "reload"   # neu geladen
+    KEEP = "keep"       # vorhandener Layer behalten
+
+
+def _check_existing_layer(tab_widget):
+    project = QgsProject.instance()
+    existing_layers = project.mapLayersByName("Verfahrensgebiet")
+    if not existing_layers:
+        return None, LoadStatus.FIRST
+
+    reply = QMessageBox.question(
+        tab_widget,
+        "Layer bereits vorhanden",
+        "Der Layer 'Verfahrensgebiet' existiert bereits.\n"
+        "Möchten Sie ihn löschen und neu laden?",
+        QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+        QMessageBox.StandardButton.No
+    )
+    if reply == QMessageBox.StandardButton.Yes:
+        for lyr in existing_layers:
+            project.removeMapLayer(lyr.id())
+        return None, LoadStatus.RELOAD
+    else:
+        return existing_layers[0], LoadStatus.KEEP
+
+
+def verfahrensgebiet_alkis(tab_widget):
+    verfahrensnummer = get_variable("verfahrensnummer")
+    if not verfahrensnummer:
+        QMessageBox.critical(tab_widget, "Fehler",
+                             "In den Projekteigenschaften ist noch keine Verfahrensnummer eingetragen!")
+        return None, LoadStatus.NONE
+
+    # Vorhandenen Layer prüfen
+    existing, status = _check_existing_layer(tab_widget)
+    if status == LoadStatus.KEEP:
+        return existing, status
+
+    # WFS mit Filter laden
+    wfs_uri_find = (
+        f"url='{alkis_NAS_url}' typename='{typename}' srsname='EPSG:25833' "
+        f"sql=SELECT * FROM AX_BauRaumOderBodenordnungsrecht "
+        f"WHERE bezeichnung LIKE '{verfahrensnummer}%'"
+    )
+    temp_layer = QgsVectorLayer(wfs_uri_find, "TempVerfahrensgebiet", "WFS")
+
+    if not temp_layer.isValid():
+        QMessageBox.critical(tab_widget, "Fehler", "Layer konnte nicht geladen werden.")
+        return None, LoadStatus.NONE
+
+    features = list(temp_layer.getFeatures())
+    if not features:
+        QMessageBox.critical(tab_widget, "Fehler",
+                             f"Verfahrenskennzeichen {verfahrensnummer} nicht im WFS gefunden.")
+        return None, LoadStatus.NONE
+
+    union_geom = QgsGeometry.unaryUnion([f.geometry() for f in features])
+    if union_geom is None or union_geom.isEmpty():
+        QMessageBox.critical(tab_widget, "Fehler", "Keine Geometrien zum Verschmelzen gefunden.")
+        return None, LoadStatus.NONE
+
+    # Memory-Layer erzeugen
+    crs = temp_layer.crs().authid()
+    memory_layer = QgsVectorLayer(f"Polygon?crs={crs}", "Verfahrensgebiet", "memory")
+    pr = memory_layer.dataProvider()
+    pr.addAttributes([QgsField("VKZ", QVariant.String)])
+    memory_layer.updateFields()
+
+    feat_union = QgsFeature()
+    feat_union.setGeometry(union_geom)
+    feat_union.setAttributes([verfahrensnummer])
+    pr.addFeatures([feat_union])
+    memory_layer.updateExtents()
+
+    # Status: FIRST oder RELOAD
+    return memory_layer, status

main.py

@@ -1,11 +1,14 @@
 from qgis.utils import plugins
 from sn_basis.ui.dockmanager import DockManager
 from .ui.dockwidget import DockWidget
-
+from sn_basis.modules.DataGrabber import DataGrabber
+from sn_basis.modules.Pruefmanager import Pruefmanager
 
 class Verfahrensgebiet:
     def __init__(self, iface):
         self.iface = iface
+        self.pruefmanager = Pruefmanager(ui_modus="qgis")
+        self.data_grabber = DataGrabber(pruefmanager=self.pruefmanager)
         self.action = None
         self.dockwidget = None
 
@@ -13,8 +16,11 @@ class Verfahrensgebiet:
         self.plugin_name = self.__class__.__name__
         self.dock_name = f"sn_dock_{self.plugin_name.lower()}"
 
+    def _basis(self):
+        return plugins.get("sn_basis")
+
     def initGui(self):
-        basis = plugins.get("sn_basis")
+        basis = self._basis()
         if basis and basis.ui:
             self.action = basis.ui.add_action(
                 self.plugin_name,
@@ -31,14 +37,29 @@ class Verfahrensgebiet:
             self.dockwidget = None
 
         if self.action:
-            basis = plugins.get("sn_basis")
+            basis = self._basis()
             if basis and basis.ui:
-                # Action aus Menü und Toolbar entfernen
                 basis.ui.remove_action(self.action)
             self.action = None
 
+    # def run(self):
+    #     if not self.dockwidget:
+    #         self.dockwidget = DockWidget(self.iface.mainWindow(), subtitle=self.plugin_name)
+    #         self.dockwidget.setObjectName(self.dock_name)
+    #         self.dockwidget.action = self.action
+
+    #     DockManager.show(self.dockwidget)
+
+    #     basis = self._basis()
+    #     if basis and basis.ui:
+    #         basis.ui.set_active_plugin(self.action)
     def run(self):
-        self.dockwidget = DockWidget(self.iface.mainWindow(), subtitle=self.plugin_name)
+        self.dockwidget = DockWidget(
+            self.iface.mainWindow(),
+            subtitle=self.plugin_name,
+            pruefmanager=self.pruefmanager,
+            data_grabber=self.data_grabber,
+        )
         self.dockwidget.setObjectName(self.dock_name)
 
         # Action-Referenz im Dock speichern
@@ -49,4 +70,4 @@ class Verfahrensgebiet:
         # Toolbar-Button als aktiv markieren
         basis = plugins.get("sn_basis")
         if basis and basis.ui:
-            basis.ui.set_active_plugin(self.action)
+            basis.ui.set_active_plugin(self.action)

metadata.txt

@@ -1,13 +1,13 @@
 [general]
+version=26.4.1-unstable
 name=LNO Sachsen | Verfahrensgebiet
-qgisMinimumVersion=3.0
 description=Plugin zum Erzeugen eines Objektes "Verfahrensgebiet"
-version=25.11.3
-author=Michael Otto
-email=michael.otto@landkreis-mittelsachsen.de
-about=Plugin zum Erzeugen eines Objektes "Verfahrensgebiet"
-category=Plugins
-homepage=https://entwicklung.vln-sn.de/AG_QGIS/Plugin_SN_Verfahrensgebiet
-repository=https://entwicklung.vln-sn.de/AG_QGIS/Repository
-supportsQt6=true
-experimental=true
+author=Daniel Helbig, Michael Otto
+homepage=https://entwicklung.flurneuordnung-sachsen.de/AG_QGIS/Plugin_SN_Verfahrensgebiet
+tracker=https://entwicklung.flurneuordnung-sachsen.de/AG_QGIS/Plugin_SN_Verfahrensgebiet/issues
+repository=https://entwicklung.flurneuordnung-sachsen.de/AG_QGIS/Plugin_SN_Verfahrensgebiet/src/branch/unstable/
+
+qgisMinimumVersion=3.40
+experimental=true
+deprecated=false
+supportsQt6=true

styles/verfahrensgebiet.qml

@@ -0,0 +1,140 @@
+<!DOCTYPE qgis PUBLIC 'http://mrcc.com/qgis.dtd' 'SYSTEM'>
+<qgis version="3.40.7-Bratislava" styleCategories="Symbology">
+  <renderer-v2 referencescale="-1" forceraster="0" enableorderby="0" type="singleSymbol" symbollevels="0">
+    <symbols>
+      <symbol is_animated="0" frame_rate="10" clip_to_extent="1" type="fill" alpha="1" force_rhr="0" name="0">
+        <data_defined_properties>
+          <Option type="Map">
+            <Option type="QString" value="" name="name"/>
+            <Option name="properties"/>
+            <Option type="QString" value="collection" name="type"/>
+          </Option>
+        </data_defined_properties>
+        <layer locked="0" id="{feca00b2-500a-4c9a-b285-67ba2d99d8f6}" enabled="1" class="SimpleLine" pass="0">
+          <Option type="Map">
+            <Option type="QString" value="0" name="align_dash_pattern"/>
+            <Option type="QString" value="square" name="capstyle"/>
+            <Option type="QString" value="5;2" name="customdash"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="customdash_map_unit_scale"/>
+            <Option type="QString" value="MM" name="customdash_unit"/>
+            <Option type="QString" value="0" name="dash_pattern_offset"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="dash_pattern_offset_map_unit_scale"/>
+            <Option type="QString" value="MM" name="dash_pattern_offset_unit"/>
+            <Option type="QString" value="0" name="draw_inside_polygon"/>
+            <Option type="QString" value="round" name="joinstyle"/>
+            <Option type="QString" value="215,168,255,255,rgb:0.84313725490196079,0.6588235294117647,1,1" name="line_color"/>
+            <Option type="QString" value="solid" name="line_style"/>
+            <Option type="QString" value="1.5" name="line_width"/>
+            <Option type="QString" value="MM" name="line_width_unit"/>
+            <Option type="QString" value="-0.75" name="offset"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="offset_map_unit_scale"/>
+            <Option type="QString" value="MM" name="offset_unit"/>
+            <Option type="QString" value="0" name="ring_filter"/>
+            <Option type="QString" value="0" name="trim_distance_end"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="trim_distance_end_map_unit_scale"/>
+            <Option type="QString" value="MM" name="trim_distance_end_unit"/>
+            <Option type="QString" value="0" name="trim_distance_start"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="trim_distance_start_map_unit_scale"/>
+            <Option type="QString" value="MM" name="trim_distance_start_unit"/>
+            <Option type="QString" value="0" name="tweak_dash_pattern_on_corners"/>
+            <Option type="QString" value="0" name="use_custom_dash"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="width_map_unit_scale"/>
+          </Option>
+          <data_defined_properties>
+            <Option type="Map">
+              <Option type="QString" value="" name="name"/>
+              <Option name="properties"/>
+              <Option type="QString" value="collection" name="type"/>
+            </Option>
+          </data_defined_properties>
+        </layer>
+        <layer locked="0" id="{fdc4d6fd-0995-41df-bbfb-19970b4fc2cc}" enabled="1" class="SimpleLine" pass="0">
+          <Option type="Map">
+            <Option type="QString" value="0" name="align_dash_pattern"/>
+            <Option type="QString" value="square" name="capstyle"/>
+            <Option type="QString" value="5;2" name="customdash"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="customdash_map_unit_scale"/>
+            <Option type="QString" value="MM" name="customdash_unit"/>
+            <Option type="QString" value="0" name="dash_pattern_offset"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="dash_pattern_offset_map_unit_scale"/>
+            <Option type="QString" value="MM" name="dash_pattern_offset_unit"/>
+            <Option type="QString" value="0" name="draw_inside_polygon"/>
+            <Option type="QString" value="round" name="joinstyle"/>
+            <Option type="QString" value="204,174,137,255,rgb:0.80000000000000004,0.68235294117647061,0.53725490196078429,1" name="line_color"/>
+            <Option type="QString" value="solid" name="line_style"/>
+            <Option type="QString" value="0.5" name="line_width"/>
+            <Option type="QString" value="MM" name="line_width_unit"/>
+            <Option type="QString" value="0" name="offset"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="offset_map_unit_scale"/>
+            <Option type="QString" value="MM" name="offset_unit"/>
+            <Option type="QString" value="0" name="ring_filter"/>
+            <Option type="QString" value="0" name="trim_distance_end"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="trim_distance_end_map_unit_scale"/>
+            <Option type="QString" value="MM" name="trim_distance_end_unit"/>
+            <Option type="QString" value="0" name="trim_distance_start"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="trim_distance_start_map_unit_scale"/>
+            <Option type="QString" value="MM" name="trim_distance_start_unit"/>
+            <Option type="QString" value="0" name="tweak_dash_pattern_on_corners"/>
+            <Option type="QString" value="0" name="use_custom_dash"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="width_map_unit_scale"/>
+          </Option>
+          <data_defined_properties>
+            <Option type="Map">
+              <Option type="QString" value="" name="name"/>
+              <Option name="properties"/>
+              <Option type="QString" value="collection" name="type"/>
+            </Option>
+          </data_defined_properties>
+        </layer>
+      </symbol>
+    </symbols>
+    <rotation/>
+    <sizescale/>
+    <data-defined-properties>
+      <Option type="Map">
+        <Option type="QString" value="" name="name"/>
+        <Option name="properties"/>
+        <Option type="QString" value="collection" name="type"/>
+      </Option>
+    </data-defined-properties>
+  </renderer-v2>
+  <selection mode="Default">
+    <selectionColor invalid="1"/>
+    <selectionSymbol>
+      <symbol is_animated="0" frame_rate="10" clip_to_extent="1" type="fill" alpha="1" force_rhr="0" name="">
+        <data_defined_properties>
+          <Option type="Map">
+            <Option type="QString" value="" name="name"/>
+            <Option name="properties"/>
+            <Option type="QString" value="collection" name="type"/>
+          </Option>
+        </data_defined_properties>
+        <layer locked="0" id="{f18003f5-220a-487f-8a6d-b24facc4c1a5}" enabled="1" class="SimpleFill" pass="0">
+          <Option type="Map">
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="border_width_map_unit_scale"/>
+            <Option type="QString" value="0,0,255,255,rgb:0,0,1,1" name="color"/>
+            <Option type="QString" value="bevel" name="joinstyle"/>
+            <Option type="QString" value="0,0" name="offset"/>
+            <Option type="QString" value="3x:0,0,0,0,0,0" name="offset_map_unit_scale"/>
+            <Option type="QString" value="MM" name="offset_unit"/>
+            <Option type="QString" value="35,35,35,255,rgb:0.13725490196078433,0.13725490196078433,0.13725490196078433,1" name="outline_color"/>
+            <Option type="QString" value="solid" name="outline_style"/>
+            <Option type="QString" value="0.26" name="outline_width"/>
+            <Option type="QString" value="MM" name="outline_width_unit"/>
+            <Option type="QString" value="solid" name="style"/>
+          </Option>
+          <data_defined_properties>
+            <Option type="Map">
+              <Option type="QString" value="" name="name"/>
+              <Option name="properties"/>
+              <Option type="QString" value="collection" name="type"/>
+            </Option>
+          </data_defined_properties>
+        </layer>
+      </symbol>
+    </selectionSymbol>
+  </selection>
+  <blendMode>0</blendMode>
+  <featureBlendMode>0</featureBlendMode>
+  <layerGeometryType>2</layerGeometryType>
+</qgis>

ui/dockwidget.py

@@ -1,8 +1,39 @@
 from sn_basis.ui.tabs.settings_tab import SettingsTab
-from sn_verfahrensgebiet.ui.tabs.tab_a import TabA
-from sn_verfahrensgebiet.ui.tabs.tab_b import TabB
+from sn_basis.ui.tabs.print_tab import PrintTab
+from sn_verfahrensgebiet.ui.tabs.working_tab import WorkingTab
 from sn_basis.ui.base_dockwidget import BaseDockWidget
+from sn_basis.functions.qt_wrapper import QTabWidget
+from sn_basis.functions.message_wrapper import error
 
 
 class DockWidget(BaseDockWidget):
-    tabs = [TabA, TabB, SettingsTab]
+    tabs = [WorkingTab, PrintTab, SettingsTab]
+
+    def __init__(self, parent=None, subtitle="", pruefmanager=None, data_grabber=None):
+        super().__init__(parent, subtitle)
+
+        self.pruefmanager = pruefmanager
+        self.data_grabber = data_grabber
+
+        self._init_tabs_with_services()
+
+    def _init_tabs_with_services(self):
+        """Tabs neu aufbauen und Services (z.B. fuer PrintTab) injizieren."""
+        try:
+            self.setWidget(None)
+
+            tab_widget = QTabWidget()
+            for tab_class in self.tabs:
+                tab_instance = tab_class(self)
+                tab_title = getattr(tab_class, "tab_title", tab_class.__name__)
+                tab_widget.addTab(tab_instance, tab_title)
+
+                if hasattr(tab_instance, "set_services"):
+                    tab_instance.set_services(
+                        pruefmanager=self.pruefmanager,
+                        data_grabber=self.data_grabber,
+                    )
+
+            self.setWidget(tab_widget)
+        except Exception as e:
+            error("Services-Tabs konnten nicht initialisiert werden", str(e))

ui/tabs/tab_a.py

@@ -1,12 +0,0 @@
-from qgis.PyQt.QtWidgets import QWidget, QVBoxLayout, QLabel, QLineEdit
-
-class TabA(QWidget):
-    tab_title = "Tab A"
-    
-    def __init__(self, parent=None):
-        super().__init__(parent)
-        layout = QVBoxLayout()
-        layout.addWidget(QLabel("Plugin1 – Tab A"))
-        layout.addWidget(QLineEdit("Feld A1"))
-        layout.addWidget(QLineEdit("Feld A2"))
-        self.setLayout(layout)

ui/tabs/tab_b.py

@@ -1,11 +0,0 @@
-from qgis.PyQt.QtWidgets import QWidget, QVBoxLayout, QLabel, QTextEdit
-
-class TabB(QWidget):
-    tab_title = "Tab B"
-
-    def __init__(self, parent=None):
-        super().__init__(parent)
-        layout = QVBoxLayout()
-        layout.addWidget(QLabel("Plugin1 – Tab B"))
-        layout.addWidget(QTextEdit("Mehrzeiliger Text für Plugin1"))
-        self.setLayout(layout)

ui/tabs/working_tab.py

@@ -0,0 +1,162 @@
+from sn_basis.functions.qt_wrapper import QWidget, QVBoxLayout, QHBoxLayout, QLabel, QPushButton, QMessageBox
+from sn_basis.functions.qt_wrapper import Qt
+from sn_basis.functions import Qgis, QgsProject #QgsMessageLog
+from sn_basis.functions.qgisui_wrapper import QgsMapLayerComboBox
+from sn_basis.functions.qgiscore_wrapper import QgsMapLayerProxyModel
+from sn_basis.functions.verfahrensgebiet_manager import get_verfahrensgebiet_layer_id, set_verfahrensgebiet_layer_id
+from qgis.utils import iface
+
+from sn_verfahrensgebiet.functions.verfahrensgebiet_alkis import verfahrensgebiet_alkis, LoadStatus
+from sn_basis.functions.message_wrapper import success, info, warning, error
+from sn_basis.functions.ly_style_wrapper import apply_style
+
+class WorkingTab(QWidget):
+    tab_title = "Bearbeitung"
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        layout = QVBoxLayout()
+        layout.setAlignment(Qt.AlignmentFlag.AlignTop)
+
+        # Abschnitt 1: Verfahrensgebiet
+        row_verf_header = QHBoxLayout()
+        lbl_verf = QLabel("<b>Verfahrensgebiet</b>")
+        self.haken_verf = self._haken_label()
+        row_verf_header.addWidget(lbl_verf)
+        row_verf_header.addWidget(self.haken_verf)
+        row_verf_header.addStretch()
+        layout.addLayout(row_verf_header)
+
+        row_verf_buttons = QHBoxLayout()
+        self.btn_verf_alkis = QPushButton("Aus ALKIS laden")
+        self.btn_verf_shape = QPushButton("Aus Shape laden")
+        row_verf_buttons.addWidget(self.btn_verf_alkis)
+        row_verf_buttons.addWidget(self.btn_verf_shape)
+        layout.addLayout(row_verf_buttons)
+
+        # Abschnitt 1b: Verfahrensgebiet-Layer auswählen
+        row_layer_label = QHBoxLayout()
+        lbl_layer = QLabel("Oder: Verfahrensgebiet-Layer auswählen")
+        lbl_layer.setStyleSheet("font-style: italic; color: gray; margin-top: 8px;")
+        row_layer_label.addWidget(lbl_layer)
+        row_layer_label.addStretch()
+        layout.addLayout(row_layer_label)
+
+        self.verf_layer_combo = QgsMapLayerComboBox(self)
+        self.verf_layer_combo.setFilters(QgsMapLayerProxyModel.VectorLayer)
+        self.verf_layer_combo.setToolTip("Wähle den Verfahrensgebiet-Layer, oder lasse es leer für Automatik")
+        self.verf_layer_combo.layerChanged.connect(self._on_verf_layer_changed)
+        layout.addWidget(self.verf_layer_combo)
+
+        # Abschnitt 2: Flurstücke (Platzhalter für spätere Implementierung)
+
+        row_flurst_header = QHBoxLayout()
+        lbl_flurst = QLabel("<b>Flurstücke</b>")
+        self.haken_flurst = self._haken_label()
+        row_flurst_header.addWidget(lbl_flurst)
+        row_flurst_header.addWidget(self.haken_flurst)
+        row_flurst_header.addStretch()
+        layout.addLayout(row_flurst_header)
+
+        row_flurst_buttons = QHBoxLayout()
+        self.btn_flurst_alkis = QPushButton("Aus ALKIS laden")
+        self.btn_flurst_shape = QPushButton("Aus Shape laden")
+        row_flurst_buttons.addWidget(self.btn_flurst_alkis)
+        row_flurst_buttons.addWidget(self.btn_flurst_shape)
+        layout.addLayout(row_flurst_buttons)
+
+        layout.addStretch()
+        self.setLayout(layout)
+
+        # Signale verbinden
+        self.btn_verf_alkis.clicked.connect(self.handle_verf_alkis)
+        # self.btn_verf_shape.clicked.connect(self.handle_verf_shape)
+        # self.btn_flurst_alkis.clicked.connect(self.handle_flurst_alkis)
+        # self.btn_flurst_shape.clicked.connect(self.handle_flurst_shape)
+
+        # Beim Init: aktuelle Verfahrensgebiet-Layer-ID laden und im Dropdown anzeigen
+        self._restore_verf_layer_selection()
+
+    def handle_verf_alkis(self):
+        self._set_busy(self.btn_verf_alkis, True)
+        try:
+            layer, status = verfahrensgebiet_alkis(self)
+            if not layer or not layer.isValid():
+                set_verfahrensgebiet_layer_id("")
+                return
+
+            if status in (LoadStatus.FIRST, LoadStatus.RELOAD):
+                # Gemeinsame Logik für erstmaliges und erneutes Laden
+                QgsProject.instance().addMapLayer(layer)
+                iface.mapCanvas().setExtent(layer.extent())
+                #iface.mapCanvas().refresh()
+
+                apply_style(layer, "verfahrensgebiet.qml")
+                iface.mapCanvas().refresh()
+                self.setze_haken(self.haken_verf, True)
+
+                # Dropdown + Variable explizit synchronisieren.
+                self.verf_layer_combo.setLayer(layer)
+                self._on_verf_layer_changed(layer)
+
+                # Unterschied nur in der Meldung
+                msg = "erstmalig geladen" if status == LoadStatus.FIRST else "neu geladen"
+                success("Verfahrensgebiet", f"Layer wurde {msg}.", duration=5)
+
+            elif status == LoadStatus.KEEP:
+                self.verf_layer_combo.setLayer(layer)
+                self._on_verf_layer_changed(layer)
+                info("Verfahrensgebiet", "Vorhandener Layer wurde behalten.", duration=4)
+
+            elif status == LoadStatus.NONE:
+                self._on_verf_layer_changed(None)
+                warning("Verfahrensgebiet", "Layer konnte nicht geladen werden.", duration=None)
+
+        finally:
+            self._set_busy(self.btn_verf_alkis, False)
+
+    def _set_busy(self, button: QPushButton, busy: bool):
+        button.setEnabled(not busy)
+        if busy:
+            button.setText("Lade ...")
+        else:
+            button.setText("Aus ALKIS laden")
+
+    def _haken_label(self) -> QLabel:
+        label = QLabel()
+        label.setFixedSize(20, 20)
+        label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+        label.setText("")  # Start ohne Haken
+        return label
+
+    def setze_haken(self, label: QLabel, aktiv: bool):
+        """Zeigt oder entfernt den grünen Haken (Unicode), ohne Theme-Icons."""
+        if aktiv:
+            label.setText("✓")
+            label.setStyleSheet("color: #2ea043; font-weight: bold;")
+        else:
+            label.setText("")
+            label.setStyleSheet("")
+
+    def _on_verf_layer_changed(self, layer) -> None:
+        """Callback: Nutzer hat einen anderen Layer im Dropdown gewählt."""
+        if layer and layer.isValid():
+            # Speichere die Layer-ID in der zentralen Variable
+            set_verfahrensgebiet_layer_id(layer.id())
+        else:
+            # Layer is None oder invalid; leere die Variable
+            set_verfahrensgebiet_layer_id("")
+
+    def _restore_verf_layer_selection(self) -> None:
+        """Beim Tab-Init: Lade die zuletzt gespeicherte Verfahrensgebiet-Layer-ID."""
+        layer_id = get_verfahrensgebiet_layer_id()
+        if layer_id:
+            # Versuche, den Layer im Projekt zu finden
+            try:
+                project = QgsProject.instance()
+                layer = project.mapLayer(layer_id)
+                if layer and layer.isValid():
+                    self.verf_layer_combo.setLayer(layer)
+            except Exception:
+                pass