From fbf48d6d25400cc33701c4a5d42313fd4f8d1558 Mon Sep 17 00:00:00 2001
From: Arlo Godfrey <arlo.godfrey@outlook.com>
Date: Mon, 13 Dec 2021 19:28:32 -0600
Subject: [PATCH] Fixed an issue where InAppNotification couldn't be dismissing
 programatically after canceling the closing event.

---
 .../InAppNotification/InAppNotification.cs       | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/Microsoft.Toolkit.Uwp.UI.Controls.Core/InAppNotification/InAppNotification.cs b/Microsoft.Toolkit.Uwp.UI.Controls.Core/InAppNotification/InAppNotification.cs
index 67852665cc9..f70519160ed 100644
--- a/Microsoft.Toolkit.Uwp.UI.Controls.Core/InAppNotification/InAppNotification.cs
+++ b/Microsoft.Toolkit.Uwp.UI.Controls.Core/InAppNotification/InAppNotification.cs
@@ -184,6 +184,14 @@ private void Dismiss(InAppNotificationDismissKind dismissKind, bool dismissAll =
                 return;
             }
 
+            var closingEventArgs = new InAppNotificationClosingEventArgs(dismissKind);
+            Closing?.Invoke(this, closingEventArgs);
+
+            if (closingEventArgs.Cancel)
+            {
+                return;
+            }
+
             _dismissTimer.Stop();
 
             // Dismiss all if requested
@@ -212,14 +220,6 @@ private void Dismiss(InAppNotificationDismissKind dismissKind, bool dismissAll =
                 return;
             }
 
-            var closingEventArgs = new InAppNotificationClosingEventArgs(dismissKind);
-            Closing?.Invoke(this, closingEventArgs);
-
-            if (closingEventArgs.Cancel)
-            {
-                return;
-            }
-
             var result = VisualStateManager.GoToState(this, StateContentCollapsed, true);
             if (!result)
             {