Remove listeners backwards in case of duplicates.

6 years ago · 02b2f3dc15
1 changed files with 1 additions and 1 deletions
--- a/src/Avalonia.Layout/LayoutManager.cs
+++ b/src/Avalonia.Layout/LayoutManager.cs
@ -208,7 +208,7 @@ namespace Avalonia.Layout
        {
            if (_effectiveViewportChangedListeners is object)
            {
-                for (var i = 0; i < _effectiveViewportChangedListeners.Count; ++i)
+                for (var i = _effectiveViewportChangedListeners.Count - 1; i >= 0; --i)
                {
                    if (_effectiveViewportChangedListeners[i].Listener == control)
                    {