fix(notification-banner): eventFilter guard for QStandartItem

Author: wyzula-jan

bec_widgets/widgets/containers/main_window/addons/notification_center/notification_banner.py

@@ -485,6 +485,8 @@ def _absolute_time_string(self) -> str:
     # Event Filters
     ########################################
     def eventFilter(self, watched, event):
+        if not isinstance(event, QtCore.QEvent):
+            return False
         # timestamp label → toggle absolute time
         if watched is self.time_lbl:
             if event.type() == QtCore.QEvent.Enter and not self._showing_absolute:
@@ -902,6 +904,8 @@ def _adjust_height(self):
         self.setFixedHeight(min(content_h, avail))
 
     def eventFilter(self, watched, event):
+        if not isinstance(event, QtCore.QEvent):
+            return False
         if watched is self.parent() and event.type() == QtCore.QEvent.Resize:
             self._adjust_height()
         return super().eventFilter(watched, event)

tests/unit_tests/test_notifications.py

@@ -57,6 +57,17 @@ def test_toast_updates_from_qapp_theme_changed_signal(qtbot, toast):
     assert LIGHT_PALETTE["title"] in toast._title_lbl.styleSheet()
 
 
+def test_notification_event_filters_ignore_non_qevent(qtbot, toast):
+    assert toast.eventFilter(toast.time_lbl, QtGui.QStandardItem()) is False
+
+    parent = QtWidgets.QWidget()
+    qtbot.addWidget(parent)
+    centre = NotificationCentre(parent=parent)
+    qtbot.addWidget(centre)
+
+    assert centre.eventFilter(parent, QtGui.QStandardItem()) is False
+
+
 def test_expired_signal(qtbot, toast):
     """Toast must emit expired once its lifetime finishes."""
     with qtbot.waitSignal(toast.expired, timeout=1000):