Don't test tree view item type by comparing GetType().

Fixes #2971.
7 years ago · a830d5b2d4
1 changed files with 1 additions and 1 deletions
--- a/src/Avalonia.Controls/TreeViewItem.cs
+++ b/src/Avalonia.Controls/TreeViewItem.cs
@ -173,7 +173,7 @@ namespace Avalonia.Controls
        {
            var result = 0;
-            while (logical != null && logical.GetType() != typeof(T))
+            while (logical != null && !(logical is T))
            {
                ++result;
                logical = logical.LogicalParent;