From 868b8df25cafe563ef77f04e5dbe0038b4775a6d Mon Sep 17 00:00:00 2001
From: Nikita Tsukanov <keks9n@gmail.com>
Date: Mon, 20 Apr 2026 17:09:01 +0500
Subject: [PATCH] Reset expected commit callback timing after waiting for app
 exiting idle (#21157)

---
 .../WinRT/Composition/WinUiCompositorConnection.cs           | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Windows/Avalonia.Win32/WinRT/Composition/WinUiCompositorConnection.cs b/src/Windows/Avalonia.Win32/WinRT/Composition/WinUiCompositorConnection.cs
index d4cdfcbe42..e98caae88c 100644
--- a/src/Windows/Avalonia.Win32/WinRT/Composition/WinUiCompositorConnection.cs
+++ b/src/Windows/Avalonia.Win32/WinRT/Composition/WinUiCompositorConnection.cs
@@ -127,7 +127,12 @@ internal class WinUiCompositorConnection : IRenderTimer, Win32.IWindowsSurfaceFa
             // Always schedule a commit so the current frame's work reaches DWM.
             ScheduleNextCommit();
             if (_parent._stopped)
+            {
                 _parent._wakeEvent.WaitOne();
+                // Reset the expected commit callback time since we've paused
+                // the render loop due to app being idle
+                _commitDueAt = _st.Elapsed + TimeSpan.FromSeconds(1);
+            }
         }
 
         private void ScheduleNextCommit()