From 1a905a4fae21f86254836bef3bb868b0762124aa Mon Sep 17 00:00:00 2001
From: AraHaan <seandhunt_7@yahoo.com>
Date: Thu, 22 Feb 2024 13:02:33 -0500
Subject: [PATCH] Added version of ListViewItemCollection.AddRange() which
 accepts IList.

Fixes https://github.com/dotnet/winforms/issues/10924.
---
 .../ListView.ListViewItemCollection.cs        |  2 +-
 .../ListView.ListViewItemCollectionTests.cs   | 20 +++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/System.Windows.Forms/src/System/Windows/Forms/Controls/ListView/ListView.ListViewItemCollection.cs b/src/System.Windows.Forms/src/System/Windows/Forms/Controls/ListView/ListView.ListViewItemCollection.cs
index 6af6c9273e5..001504a1b1f 100644
--- a/src/System.Windows.Forms/src/System/Windows/Forms/Controls/ListView/ListView.ListViewItemCollection.cs
+++ b/src/System.Windows.Forms/src/System/Windows/Forms/Controls/ListView/ListView.ListViewItemCollection.cs
@@ -248,7 +248,7 @@ public void AddRange(params ListViewItem[] items)
             InnerList.AddRange(items);
         }
 
-        public void AddRange(ListViewItemCollection items)
+        public void AddRange(IList items)
         {
             ArgumentNullException.ThrowIfNull(items);
 
diff --git a/src/System.Windows.Forms/tests/UnitTests/System/Windows/Forms/ListView.ListViewItemCollectionTests.cs b/src/System.Windows.Forms/tests/UnitTests/System/Windows/Forms/ListView.ListViewItemCollectionTests.cs
index 0a58cff819a..c8ee48b6e0d 100644
--- a/src/System.Windows.Forms/tests/UnitTests/System/Windows/Forms/ListView.ListViewItemCollectionTests.cs
+++ b/src/System.Windows.Forms/tests/UnitTests/System/Windows/Forms/ListView.ListViewItemCollectionTests.cs
@@ -98,4 +98,24 @@ public void ListViewItemCollection_Find_NullOrEmptyKey_ThrowsArgumentNullExcepti
         Assert.Throws<ArgumentNullException>("key", () => collection.Find(key, searchAllSubItems: true));
         Assert.Throws<ArgumentNullException>("key", () => collection.Find(key, searchAllSubItems: false));
     }
+
+    [WinFormsFact]
+    public void ListViewItemCollection_Given_That_We_Want_To_Use_List_ListViewItem_To_Add_Items()
+    {
+        using ListView listView = new();
+        var list = new List<ListViewItem>();
+        var keys = new List<string>();
+        for (var i = 0; i < 10; i++)
+        {
+            list.Add(new ListViewItem() { $"item{i}" });
+            keys.Add($"item{i}");
+        }
+
+        ListView.ListViewItemCollection collection = listView.Items;
+        collection.AddRange(list);
+        foreach (var item in list)
+        {
+            Asset.Equal(item, collection.Find(key[list.IndexOf(item)], searchAllSubItems: false))l
+        }
+    }
 }