Initial WinUI switch.

Wino.Mail.WinUI/Selectors/AccountReorderTemplateSelector.cs

@@ -0,0 +1,21 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Wino.Core.ViewModels.Data;
+
+namespace Wino.Selectors;
+
+public partial class AccountReorderTemplateSelector : DataTemplateSelector
+{
+    public DataTemplate MergedAccountReorderTemplate { get; set; }
+    public DataTemplate RootAccountReorderTemplate { get; set; }
+
+    protected override DataTemplate SelectTemplateCore(object item, DependencyObject container)
+    {
+        if (item is MergedAccountProviderDetailViewModel)
+        {
+            return MergedAccountReorderTemplate;
+        }
+
+        return RootAccountReorderTemplate;
+    }
+}