using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace FileManager_UWP.Model { public class PreviewModel { public const string PNGType = "13780"; public const string JPGType = "255216"; public const string GIFType = "7173"; public const string BMPType = "6677"; public const string PDFType = "3780"; public enum FileType { NAT = 0,//not a type Picture, Pdf, } } }