1 files changed, 56 insertions, 0 deletions
diff --git a/Xamarin.Forms.Platform.WinRT/WindowsBasePage.cs b/Xamarin.Forms.Platform.WinRT/WindowsBasePage.cs
new file mode 100644
index 00000000..31973212
--- /dev/null
+++ b/Xamarin.Forms.Platform.WinRT/WindowsBasePage.cs
@@ -0,0 +1,56 @@
+using System;
+using System.ComponentModel;
+using Windows.ApplicationModel;
+
+#if WINDOWS_UWP
+
+namespace Xamarin.Forms.Platform.UWP
+#else
+
+namespace Xamarin.Forms.Platform.WinRT
+#endif
+{
+	public abstract class WindowsBasePage : Windows.UI.Xaml.Controls.Page
+	{
+		public WindowsBasePage()
+		{
+			Windows.UI.Xaml.Application.Current.Suspending += OnApplicationSuspending;
+			Windows.UI.Xaml.Application.Current.Resuming += OnApplicationResuming;
+		}
+
+		protected Platform Platform { get; private set; }
+
+		protected abstract Platform CreatePlatform();
+
+		protected void LoadApplication(Application application)
+		{
+			if (application == null)
+				throw new ArgumentNullException("application");
+
+			Application.Current = application;
+			Platform = CreatePlatform();
+			Platform.SetPage(Application.Current.MainPage);
+			application.PropertyChanged += OnApplicationPropertyChanged;
+
+			Application.Current.SendStart();
+		}
+
+		void OnApplicationPropertyChanged(object sender, PropertyChangedEventArgs e)
+		{
+			if (e.PropertyName == "MainPage")
+				Platform.SetPage(Application.Current.MainPage);
+		}
+
+		void OnApplicationResuming(object sender, object e)
+		{
+			Application.Current.SendResume();
+		}
+
+		async void OnApplicationSuspending(object sender, SuspendingEventArgs e)
+		{
+			SuspendingDeferral deferral = e.SuspendingOperation.GetDeferral();
+			await Application.Current.SendSleepAsync();
+			deferral.Complete();
+		}
+	}
+}
+\ No newline at end of file