1 files changed, 36 insertions, 0 deletions
diff --git a/Xamarin.Forms.Core/IPlatformServices.cs b/Xamarin.Forms.Core/IPlatformServices.cs
new file mode 100644
index 00000000..e4a3ce0b
--- /dev/null
+++ b/Xamarin.Forms.Core/IPlatformServices.cs
@@ -0,0 +1,36 @@
+using System;
+using System.IO;
+using System.Reflection;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Xamarin.Forms
+{
+	internal interface IPlatformServices
+	{
+		bool IsInvokeRequired { get; }
+
+		void BeginInvokeOnMainThread(Action action);
+
+		//this will go once Timer is included in Pcl profiles
+		ITimer CreateTimer(Action<object> callback);
+		ITimer CreateTimer(Action<object> callback, object state, int dueTime, int period);
+		ITimer CreateTimer(Action<object> callback, object state, long dueTime, long period);
+		ITimer CreateTimer(Action<object> callback, object state, TimeSpan dueTime, TimeSpan period);
+		ITimer CreateTimer(Action<object> callback, object state, uint dueTime, uint period);
+
+		Assembly[] GetAssemblies();
+
+		string GetMD5Hash(string input);
+
+		double GetNamedSize(NamedSize size, Type targetElementType, bool useOldSizes);
+
+		Task<Stream> GetStreamAsync(Uri uri, CancellationToken cancellationToken);
+
+		IIsolatedStorageFile GetUserStoreForApplication();
+
+		void OpenUriAction(Uri uri);
+
+		void StartTimer(TimeSpan interval, Func<bool> callback);
+	}
+}
+\ No newline at end of file