diff --git a/Tesses.YouTubeDownloader/IBlazorContext.cs b/Tesses.YouTubeDownloader/IBlazorContext.cs
new file mode 100644
index 0000000..c011789
--- /dev/null
+++ b/Tesses.YouTubeDownloader/IBlazorContext.cs
@@ -0,0 +1,13 @@
+using System;
+
+namespace Tesses.YouTubeDownloader
+{
+    public interface IBlazorContext
+    {
+        public void StartEvents(Action<string> evt);
+
+        public void StopEvents();
+        
+        
+    }
+}
\ No newline at end of file