Wrapping all view <-> presenter <-> manager related interactions into Mediator pattern

Eve-O-Preview/Presenters/IThumbnailManager.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+
+namespace EveOPreview.UI
+{
+	public interface IThumbnailManager
+	{
+		void Activate();
+		void Deactivate();
+
+		void SetThumbnailState(IntPtr thumbnailId, bool hideAlways);
+		void SetThumbnailsSize(Size size);
+		void SetupThumbnailFrames();
+
+		Action<IList<IThumbnailView>> ThumbnailsAdded { get; set; }
+		Action<IList<IThumbnailView>> ThumbnailsUpdated { get; set; }
+		Action<IList<IThumbnailView>> ThumbnailsRemoved { get; set; }
+	}
+}