Inheritance: MonoMac.AppKit.NSWindowController, ISlideshowViewer, IPlatformService
		public override bool OpenFile(NSApplication sender, string filename)
		{
			logger.Info("App.OpenFile: {0}", filename);
			try
			{
				var model = SlideshowModel.ParseFile(filename);
				if (model != null)
				{
					var controller = new SlideshowWindowController();
					controller.Model = model;
					controller.Window.MakeKeyAndOrderFront(this);
					startedSlideshow = true;
					return true;
				}
				else
				{
					logger.Info("Failed loading '{0}'", filename);
				}
			}
			catch (Exception e)
			{
				logger.Info("Error opening file: {0}", e);
			}

			return true;
		}
		public void RunSlideshow(SlideshowModel model)
		{
			var controller = new SlideshowWindowController();
			controller.Model = model;
			controller.Window.MakeKeyAndOrderFront(this);
		}
		public SlideshowWindowDelegate(SlideshowWindowController controller)
		{
			this.controller = controller;
		}