From e55d481eeefc277f143e5be5f9674085f747512e Mon Sep 17 00:00:00 2001
From: NaBian <836904362@qq.com>
Date: Tue, 15 Jun 2021 21:57:45 +0800
Subject: [PATCH] fixed #856

---
 .../HandyControl_Shared/Controls/Attach/DataGridAttach.cs       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Shared/HandyControl_Shared/Controls/Attach/DataGridAttach.cs b/src/Shared/HandyControl_Shared/Controls/Attach/DataGridAttach.cs
index 2f5ca9ba..80b39cb2 100644
--- a/src/Shared/HandyControl_Shared/Controls/Attach/DataGridAttach.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Attach/DataGridAttach.cs
@@ -278,7 +278,7 @@ namespace HandyControl.Controls
         private static void ItemContainerGenerator_ItemsChanged(object sender, ItemsChangedEventArgs e)
         {
             if (sender is not ItemContainerGenerator generator) return;
-            UpdateItems(generator, e.ItemCount);
+            UpdateItems(generator, generator.Items.Count);
         }
 
         private static void UpdateItems(ItemContainerGenerator generator, int itemsCount, bool show = true)