diff -r e95e916eb018 -r 3bf9b343158d src/FingersDance.Control.SyncSource/ISyncSource.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/FingersDance.Control.SyncSource/ISyncSource.cs	Wed Sep 23 10:49:34 2009 +0200
@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows;
+
+namespace FingersDance.Control.SyncSource
+{
+    public enum SyncSourceState
+    {
+        Playing,
+        Paused,
+        Stopped
+    }
+
+    public class SyncSourceEventArg : RoutedEventArgs
+    {
+        public SyncSourceState OrignalState { get; set; }
+    }
+
+    public delegate void SyncSourceEventHandler(Object source, SyncSourceEventArg e);
+
+    public interface ISyncSource
+    {
+        void Play();
+        void Pause();
+        void Stop();
+        SyncSourceState State { get; set; }
+        event SyncSourceEventHandler CurrentStateChanged;
+    }
+}