From ddf3d56c3a8b21e45c382087070f1e5ad092d9a0 Mon Sep 17 00:00:00 2001
From: Arlo <arlo.godfrey@outlook.com>
Date: Tue, 17 Dec 2024 11:59:53 -0600
Subject: [PATCH] Fix CS8622, Add nullability annotations to event handler
 parameters

---
 .../CameraPreview/samples/CameraPreviewSample.xaml.cs  | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/components/CameraPreview/samples/CameraPreviewSample.xaml.cs b/components/CameraPreview/samples/CameraPreviewSample.xaml.cs
index d2750aaa..36964192 100644
--- a/components/CameraPreview/samples/CameraPreviewSample.xaml.cs
+++ b/components/CameraPreview/samples/CameraPreviewSample.xaml.cs
@@ -92,7 +92,7 @@ protected async override void OnNavigatedFrom(NavigationEventArgs e)
         await CleanUpAsync();
     }
 
-    private async void Application_Suspending(object sender, SuspendingEventArgs e)
+    private async void Application_Suspending(object? sender, SuspendingEventArgs e)
     {
         if (Frame?.CurrentSourcePageType == typeof(CameraPreviewSample))
         {
@@ -102,7 +102,7 @@ private async void Application_Suspending(object sender, SuspendingEventArgs e)
         }
     }
 
-    private async void Application_Resuming(object sender, object e)
+    private async void Application_Resuming(object? sender, object e)
     {
         if (CameraPreviewControl != null)
         {
@@ -113,19 +113,19 @@ private async void Application_Resuming(object sender, object e)
         }
     }
 
-    private void CameraPreviewControl_FrameArrived(object sender, FrameEventArgs e)
+    private void CameraPreviewControl_FrameArrived(object? sender, FrameEventArgs e)
     {
         _currentVideoFrame = e.VideoFrame;
     }
 
-    private void CameraPreviewControl_PreviewFailed(object sender, PreviewFailedEventArgs e)
+    private void CameraPreviewControl_PreviewFailed(object? sender, PreviewFailedEventArgs e)
     {
         ErrorBar.Message = e.Error;
         ErrorBar.IsOpen = true;
     }
 
 
-    private async void CaptureButton_Click(object sender, RoutedEventArgs e)
+    private async void CaptureButton_Click(object? sender, RoutedEventArgs e)
     {
         var softwareBitmap = _currentVideoFrame?.SoftwareBitmap;