Diensteabruf integriert

functions/dialog_wrapper.py

@@ -5,7 +5,7 @@ from typing import Any
 from typing import Literal, Optional
 from sn_basis.functions.qt_wrapper import (
     QMessageBox, YES, NO, CANCEL, QT_VERSION, exec_dialog, ICON_QUESTION,
-    
+    QProgressDialog, QCoreApplication, Qt,
 )
 
 def ask_yes_no(
@@ -82,3 +82,101 @@ def ask_overwrite_append_cancel_custom(
         return "append"
     else:  # cancel_btn
         return "cancel"
+
+
+class ProgressDialog:
+    def __init__(self, total: int, title: str = "Fortschritt", label: str = "Verarbeite..."):
+        self.total = max(total, 1)
+        self._canceled = False
+
+        if QT_VERSION == 0:
+            self.value = 0
+            self.label = label
+            self.title = title
+            return
+
+        self._dlg = QProgressDialog(label, "Abbrechen", 0, self.total)
+        self._dlg.setWindowTitle(title)
+
+        # Qt5 vs Qt6: WindowModality-Enum unterschiedlich verfügbar
+        modality = None
+        if hasattr(Qt, "WindowModality"):
+            try:
+                modality = Qt.WindowModality.WindowModal
+            except Exception:
+                modality = None
+        if modality is None and hasattr(Qt, "WindowModal"):
+            modality = Qt.WindowModal
+        if modality is not None:
+            try:
+                self._dlg.setWindowModality(modality)
+            except Exception:
+                pass
+
+        self._dlg.setMinimumDuration(0)
+        self._dlg.setAutoClose(False)
+        self._dlg.setAutoReset(False)
+        self._dlg.setValue(0)
+
+        def on_cancel():
+            if self._dlg and self._dlg.value() >= self.total:
+                # OK-Button am Ende
+                self._dlg.close()
+                return
+            self._canceled = True
+            self._dlg.close()
+
+        try:
+            self._dlg.canceled.connect(on_cancel)
+        except Exception:
+            pass
+
+    def set_total(self, total: int) -> None:
+        self.total = max(total, 1)
+        if QT_VERSION == 0:
+            return
+
+        if self._dlg is not None:
+            self._dlg.setMaximum(self.total)
+
+    def set_value(self, value: int) -> None:
+        if QT_VERSION == 0:
+            self.value = value
+            return
+
+        if self._dlg is not None:
+            self._dlg.setValue(min(value, self.total))
+            if value >= self.total:
+                self._dlg.setLabelText("Fertig. Klicken Sie auf OK, um das Fenster zu schließen.")
+                self._dlg.setCancelButtonText("OK")
+            QCoreApplication.processEvents()
+
+    def set_label(self, text: str) -> None:
+        if QT_VERSION == 0:
+            self.label = text
+            return
+
+        if self._dlg is not None:
+            self._dlg.setLabelText(text)
+            QCoreApplication.processEvents()
+
+    def is_canceled(self) -> bool:
+        if QT_VERSION == 0:
+            return self._canceled
+
+        if self._dlg is not None:
+            return self._canceled or self._dlg.wasCanceled()
+
+        return self._canceled
+
+    def close(self) -> None:
+        if QT_VERSION == 0:
+            return
+
+        if self._dlg is not None:
+            self._dlg.close()
+
+
+def create_progress_dialog(total: int, title: str = "Fortschritt", label: str = "Verarbeite...") -> ProgressDialog:
+    return ProgressDialog(total, title, label)
+

functions/os_wrapper.py

@@ -57,6 +57,22 @@ def get_home_dir() -> Path:
     return Path.home()
 
 
+def is_absolute_path(path: _PathLike) -> bool:
+    """Prüft, ob ein Pfad absolut ist."""
+    try:
+        return Path(path).is_absolute()
+    except Exception:
+        return False
+
+
+def basename(path: _PathLike) -> str:
+    """Gibt den finalen Namen des Pfades zurück (Dateiname oder Ordner)."""
+    try:
+        return Path(path).name
+    except Exception:
+        return ""
+
+
 # ---------------------------------------------------------
 # Dateisystem-Eigenschaften
 # ---------------------------------------------------------
@@ -75,3 +91,11 @@ def is_case_sensitive_fs() -> bool:
 
     # Linux praktisch immer case-sensitiv
     return True
+
+
+def path_suffix(path: _PathLike) -> str:
+    """Gibt die Dateiendung eines Pfades zurück (inklusive Punkt)."""
+    try:
+        return Path(path).suffix
+    except Exception:
+        return ""

functions/qgiscore_wrapper.py

@@ -20,6 +20,12 @@ QgsNetworkAccessManager: Type[Any]
 Qgis: Type[Any]
 QgsMapLayerProxyModel: Type[Any]
 QgsVectorFileWriter: Type[Any]  # neu: Schreib-API
+QgsFeature: Type[Any]
+QgsField: Type[Any]
+QgsGeometry: Type[Any]
+QgsFeatureRequest: Type[Any]
+QgsCoordinateTransform: Type[Any]
+QgsCoordinateReferenceSystem: Type[Any]
 
 QGIS_AVAILABLE = False
 
@@ -36,9 +42,12 @@ try:
         Qgis as _Qgis,
         QgsMapLayerProxyModel as _QgsMaplLayerProxyModel,
         QgsVectorFileWriter as _QgsVectorFileWriter,
-        QgsFeature as _QgsFeature,  
+        QgsFeature as _QgsFeature,
         QgsField as _QgsField,
-        QgsGeometry as _QgsGeometry,    
+        QgsGeometry as _QgsGeometry,
+        QgsFeatureRequest as _QgsFeatureRequest,
+        QgsCoordinateTransform as _QgsCoordinateTransform,
+        QgsCoordinateReferenceSystem as _QgsCoordinateReferenceSystem,
     )
 
     QgsProject = _QgsProject
@@ -50,7 +59,10 @@ try:
     QgsVectorFileWriter = _QgsVectorFileWriter
     QgsFeature = _QgsFeature
     QgsField = _QgsField
-    QgsGeometry = _QgsGeometry 
+    QgsGeometry = _QgsGeometry
+    QgsFeatureRequest = _QgsFeatureRequest
+    QgsCoordinateTransform = _QgsCoordinateTransform
+    QgsCoordinateReferenceSystem = _QgsCoordinateReferenceSystem
 
     QGIS_AVAILABLE = True
 
@@ -122,6 +134,30 @@ except Exception:
 
     QgsRasterLayer = _MockQgsRasterLayer
 
+    class _MockQgsFeatureRequest:
+        def __init__(self):
+            self._filter_rect = None
+
+        def setFilterRect(self, rect):
+            self._filter_rect = rect
+            return self
+
+    QgsFeatureRequest = _MockQgsFeatureRequest
+
+    class _MockQgsCoordinateTransform:
+        def __init__(self, *args, **kwargs):
+            pass
+
+        def transformBoundingBox(self, rect):
+            return rect
+
+    class _MockQgsCoordinateReferenceSystem:
+        def __init__(self, *args, **kwargs):
+            pass
+
+    QgsCoordinateTransform = _MockQgsCoordinateTransform
+    QgsCoordinateReferenceSystem = _MockQgsCoordinateReferenceSystem
+
     QgsNetworkAccessManager = _MockQgsNetworkAccessManager
 
     class _MockQgis:

functions/qt_wrapper.py

@@ -18,7 +18,9 @@ QVariant: Type[Any] = object
 QDockWidget: Type[Any] = object
 QMessageBox: Type[Any] = object
 QFileDialog: Type[Any] = object
+QProgressDialog: Type[Any] = object
 QEventLoop: Type[Any] = object
+QTimer: Type[Any] = object
 QUrl: Type[Any] = object
 QNetworkRequest: Type[Any] = object
 QNetworkReply: Type[Any] = object
@@ -66,6 +68,7 @@ try:
     from qgis.PyQt.QtWidgets import (
         QMessageBox as _QMessageBox,
         QFileDialog as _QFileDialog,
+        QProgressDialog as _QProgressDialog,
         QWidget as _QWidget,
         QGridLayout as _QGridLayout,
         QLabel as _QLabel,
@@ -86,6 +89,7 @@ try:
     )
     from qgis.PyQt.QtCore import (
         QEventLoop as _QEventLoop,
+        QTimer as _QTimer,
         QUrl as _QUrl,
         QCoreApplication as _QCoreApplication,
         Qt as _Qt,
@@ -100,7 +104,10 @@ try:
     QT_VERSION = 6
     QMessageBox = _QMessageBox
     QFileDialog = _QFileDialog
+    QProgressDialog = _QProgressDialog
+    QProgressDialog = _QProgressDialog
     QEventLoop = _QEventLoop
+    QTimer = _QTimer
     QUrl = _QUrl
     QNetworkRequest = _QNetworkRequest
     QNetworkReply = _QNetworkReply
@@ -176,6 +183,7 @@ except (ImportError, AttributeError):
         )
         from PyQt5.QtCore import (
             QEventLoop as _QEventLoop,
+            QTimer as _QTimer,
             QUrl as _QUrl,
             QCoreApplication as _QCoreApplication,
             Qt as _Qt,
@@ -191,6 +199,7 @@ except (ImportError, AttributeError):
         QMessageBox = _QMessageBox
         QFileDialog = _QFileDialog
         QEventLoop = _QEventLoop
+        QTimer = _QTimer
         QUrl = _QUrl
         QNetworkRequest = _QNetworkRequest
         QNetworkReply = _QNetworkReply
@@ -291,6 +300,17 @@ except (ImportError, AttributeError):
 
         QEventLoop = _MockQEventLoop
 
+        class _MockQTimer:
+            def __init__(self, *args, **kwargs):
+                self.timeout = type('Signal', (), {
+                    'connect': lambda s, cb: None,
+                })()  
+            def setSingleShot(self, v: bool) -> None: pass
+            def start(self, ms: int) -> None: pass
+            def stop(self) -> None: pass
+
+        QTimer = _MockQTimer
+
         class _MockQUrl(str):
             def isValid(self) -> bool: return True
 

functions/sys_wrapper.py

@@ -6,6 +6,7 @@ from pathlib import Path
 from typing import Union
 import sys
 
+from sn_basis.functions.os_wrapper import is_absolute_path, basename
 
 _PathLike = Union[str, Path]