From 82d17aa8ae98160dca63a021d2cd3b675341d489 Mon Sep 17 00:00:00 2001
From: Andrey Kunchev <donandren@gmail.com>
Date: Fri, 16 Oct 2020 14:19:06 +0300
Subject: [PATCH] fix selected item notify after been changed issue #4875

---
 src/Avalonia.Controls/Selection/SelectionModel.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Avalonia.Controls/Selection/SelectionModel.cs b/src/Avalonia.Controls/Selection/SelectionModel.cs
index 3b5d57a7b8..054974e4f1 100644
--- a/src/Avalonia.Controls/Selection/SelectionModel.cs
+++ b/src/Avalonia.Controls/Selection/SelectionModel.cs
@@ -442,7 +442,8 @@ namespace Avalonia.Controls.Selection
                 RaisePropertyChanged(nameof(SelectedIndex));
             }
 
-            if (e.Action == NotifyCollectionChangedAction.Remove && e.OldStartingIndex <= oldSelectedIndex)
+            if ((e.Action == NotifyCollectionChangedAction.Remove && e.OldStartingIndex <= oldSelectedIndex) ||
+                e.Action == NotifyCollectionChangedAction.Reset)
             {
                 RaisePropertyChanged(nameof(SelectedItem));
             }