Merge pull request #961 from davep/bug/939/loss-of-focus-tidy-up

Post-PR #954 tidy up

src/textual/app.py

@@ -1454,8 +1454,8 @@ class App(Generic[ReturnType], DOMNode):
         widget = event.widget
         parent = widget.parent
 
-        remove_widgets = list(
-            widget.walk_children(Widget, with_self=True, method="depth", reverse=True)
+        remove_widgets = widget.walk_children(
+            Widget, with_self=True, method="depth", reverse=True
         )
 
         if self.screen.focused in remove_widgets:

src/textual/screen.py

@@ -263,7 +263,7 @@ class Screen(Widget):
         for candidate in reversed(
             focusable_widgets[widget_index + 1 :] + focusable_widgets[:widget_index]
         ):
-            if candidate not in avoiding and candidate.can_focus:
+            if candidate not in avoiding:
                 chosen = candidate
                 break