WIP

Author: Rosuavio

Microsoft.Toolkit.Uwp.UI.Controls.Layout/ListDetailsView/ListDetailsView.cs

@@ -212,6 +212,15 @@ private void UpdateSelection(object oldSelection, object newSelection)
         {
             OnSelectionChanged(new SelectionChangedEventArgs(new List<object> { oldSelection }, new List<object> { newSelection }));
 
+            if (FocusManager.FindFirstFocusableElement(_detailsPresenter) is DependencyObject focuable)
+            {
+                SetFocus(ListDetailsViewState.Details);
+            }
+            else
+            {
+                SetFocus(ListDetailsViewState.List);
+            }
+
             UpdateView(true);
 
             // If there is no selection, do not remove the DetailsPresenter content but let it animate out.