CairoExplorer.PropertiesPreview.PreviewClose C# (CSharp) Метод

        public void PreviewClose()
        {
            Application.Current.Dispatcher.Invoke(new Action(delegate()
            {
                Properties p = null;
                foreach (var w in Application.Current.Windows)
                    if (w is Properties)
                        p = (Properties)w;

                if (p != null)
                    p.Close();
                PreviewControls.Preview.OpenPreview = null;
            }));
        }