/// <summary>
        /// Constructs a new Shell object from IDList pointer
        /// </summary>
        /// <param name="idListPtr"></param>
        /// <param name="parent"></param>
        /// <returns></returns>
        internal static ShellObject Create(IntPtr idListPtr, ShellContainer parent)
        {
            IShellItem nativeShellItem;

            int retCode = ShellNativeMethods.SHCreateShellItem(
                IntPtr.Zero,
                parent.NativeShellFolder,
                idListPtr, out nativeShellItem);

            if (!CoreErrorHelper.Succeeded(retCode))
            {
                return(null);
            }

            return(ShellObjectFactory.Create(nativeShellItem));
        }
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        internal ShellFolderItems(ShellContainer nativeShellFolder)
        {
            this.nativeShellFolder = nativeShellFolder;

            HResult hr = nativeShellFolder.NativeShellFolder.EnumObjects(
                IntPtr.Zero,
                ShellNativeMethods.ShellFolderEnumerationOptions.Folders | ShellNativeMethods.ShellFolderEnumerationOptions.NonFolders,
                out nativeEnumIdList);


            if (!CoreErrorHelper.Succeeded(hr))
            {
                if (hr == HResult.Canceled)
                {
                    throw new System.IO.FileNotFoundException();
                }
                else
                {
                    throw new ShellException(hr);
                }
            }
        }