[FindMyMouse]Support different activation modes (#28096)

* multiple activation modes for find my mouse

* use custom shortcut

src/settings-ui/Settings.UI/Converters/FindMyMouseActivationIntToVisibilityConverter.cs

@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Globalization;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+
+namespace Microsoft.PowerToys.Settings.UI.Converters
+{
+    public sealed class FindMyMouseActivationIntToVisibilityConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            var selectedActivation = (int)value;
+            var expectedActivation = int.Parse(parameter as string, CultureInfo.InvariantCulture);
+
+            return selectedActivation == expectedActivation ? Visibility.Visible : Visibility.Collapsed;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}