From 19b3dc335ad08355ac413c9d173e8d6cc9ab9bc4 Mon Sep 17 00:00:00 2001
From: Daniil Pavliuchyk <tako0qq@gmail.com>
Date: Tue, 24 Jan 2023 13:24:24 +0200
Subject: [PATCH] Don't process events when TopLevel is disposed.

---
 src/Avalonia.Controls/TopLevel.cs | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/Avalonia.Controls/TopLevel.cs b/src/Avalonia.Controls/TopLevel.cs
index ff241dce7a..c2e997464c 100644
--- a/src/Avalonia.Controls/TopLevel.cs
+++ b/src/Avalonia.Controls/TopLevel.cs
@@ -581,12 +581,21 @@ namespace Avalonia.Controls
         /// <param name="e">The event args.</param>
         private void HandleInput(RawInputEventArgs e)
         {
-            if (e is RawPointerEventArgs pointerArgs)
+            if (PlatformImpl != null)
             {
-                pointerArgs.InputHitTestResult = this.InputHitTest(pointerArgs.Position);
-            }
+                if (e is RawPointerEventArgs pointerArgs)
+                {
+                    pointerArgs.InputHitTestResult = this.InputHitTest(pointerArgs.Position);
+                }
 
-            _inputManager?.ProcessInput(e);
+                _inputManager?.ProcessInput(e);
+            }
+            else
+            {
+                Logger.TryGet(LogEventLevel.Warning, LogArea.Control)?.Log(
+                    this,
+                    "PlatformImpl is null, couldn't handle input.");
+            }
         }
 
         private void SceneInvalidated(object? sender, SceneInvalidatedEventArgs e)