add FileManager UI

Author: ghost1372

HandyUI/Models/FileManagerModel.cs

@@ -0,0 +1,13 @@
+using System.Windows.Media;
+
+namespace HandyUI.Models
+{
+    public class FileManagerModel
+    {
+        public DrawingImage Image { get; set; }
+        public string Name { get; set; }
+        public string FileItem { get; set; }
+        public string LastModified { get; set; }
+        public string FileSize { get; set; }
+    }
+}