src/aare/gui/widgets/wheel_value_guard.py

@@ -26,26 +26,30 @@ class WheelValueGuard(QObject):
     GUARDED = (QAbstractSpinBox, QSlider, QDial, QComboBox, QTabBar)
 
     def eventFilter(self, obj, event):
-        if event.type() == QEvent.Type.Wheel and isinstance(obj, self.GUARDED):
-            if event.buttons() & Qt.MouseButton.RightButton:
-                return False  # right button held: deliberate value adjustment
-            area = obj.parentWidget()
-            while area is not None and not isinstance(area, QAbstractScrollArea):
-                area = area.parentWidget()
-            if area is not None:
-                relayed = QWheelEvent(
-                    area.viewport().mapFromGlobal(event.globalPosition()),
-                    event.globalPosition(),
-                    event.pixelDelta(),
-                    event.angleDelta(),
-                    event.buttons(),
-                    event.modifiers(),
-                    event.phase(),
-                    event.inverted(),
-                )
-                QApplication.sendEvent(area.viewport(), relayed)
-            return True
-        return super().eventFilter(obj, event)
+        try:
+            if event.type() == QEvent.Type.Wheel and isinstance(obj, self.GUARDED):
+                if event.buttons() & Qt.MouseButton.RightButton:
+                    return False  # right button held: deliberate value adjustment
+                area = obj.parentWidget()
+                while area is not None and not isinstance(area, QAbstractScrollArea):
+                    area = area.parentWidget()
+                if area is not None:
+                    relayed = QWheelEvent(
+                        area.viewport().mapFromGlobal(event.globalPosition()),
+                        event.globalPosition(),
+                        event.pixelDelta(),
+                        event.angleDelta(),
+                        event.buttons(),
+                        event.modifiers(),
+                        event.phase(),
+                        event.inverted(),
+                    )
+                    QApplication.sendEvent(area.viewport(), relayed)
+                return True
+            return super().eventFilter(obj, event)
+        except Exception as e:
+            print(e)
+        return False
 
 
 if __name__ == "__main__":