Merge pull request #2212 from iron3oxide/main

feat: Improve warning message for nesting of top level layout elements

nicegui/page_layout.py

@@ -44,7 +44,7 @@ class Header(ValueElement):
         :param wrap: whether the header should wrap its content (default: `True`)
         :param add_scroll_padding: whether to automatically prevent link targets from being hidden behind the header (default: `True`)
         """
-        _check_current_slot()
+        _check_current_slot(self)
         with context.get_client().layout:
             super().__init__(tag='q-header', value=value, on_value_change=None)
         self._classes.append('nicegui-header')
@@ -108,7 +108,7 @@ class Drawer(Element):
         :param top_corner: whether the drawer expands into the top corner (default: `False`)
         :param bottom_corner: whether the drawer expands into the bottom corner (default: `False`)
         """
-        _check_current_slot()
+        _check_current_slot(self)
         with context.get_client().layout:
             super().__init__('q-drawer')
         if value is None:
@@ -227,7 +227,7 @@ class Footer(ValueElement):
         :param elevated: whether the footer should have a shadow (default: `False`)
         :param wrap: whether the footer should wrap its content (default: `True`)
         """
-        _check_current_slot()
+        _check_current_slot(self)
         with context.get_client().layout:
             super().__init__(tag='q-footer', value=value, on_value_change=None)
         self.classes('nicegui-footer')
@@ -270,8 +270,9 @@ class PageSticky(Element):
         self._props['offset'] = [x_offset, y_offset]
 
 
-def _check_current_slot() -> None:
+def _check_current_slot(element: Element) -> None:
     parent = context.get_slot().parent
     if parent != parent.client.content:
-        log.warning('Layout elements should not be nested but must be direct children of the page content. '
+        log.warning(f'Found top level layout element "{element.__class__.__name__}" inside element "{parent.__class__.__name__}". '
+                    'Top level layout elements should not be nested but must be direct children of the page content. '
                     'This will be raising an exception in NiceGUI 1.5')  # DEPRECATED