NotificationFlyout/NotificationFlyout/MyUserControl1.xaml.cs

using Windows.UI.Xaml.Controls;

// The User Control item template is documented at https://go.microsoft.com/fwlink/?LinkId=234236

namespace NotificationFlyout
{
    public sealed partial class MyUserControl1 : UserControl
    {
        public MyUserControl1()
        {
            this.InitializeComponent();
        }
    }
}