private static async Task SetAttributesAsync(IStorageItem item, FileAttributes attributes)
{
BasicProperties basicProperties = await item.GetBasicPropertiesAsync().TranslateWinRTTask(item.Path);
// This works for only a subset of attributes, unsupported attributes are ignored.
// We don't mask the attributes since WinRT just ignores the unsupported ones and flowing
// them enables possible lightup in the future.
var property = new KeyValuePair <string, object>("System.FileAttributes", (UInt32)ConvertFileAttributes(attributes));
try
{
await basicProperties.SavePropertiesAsync(new[] { property }).AsTask().ConfigureAwait(false);
}
catch (Exception exception)
{
if (exception.HResult != HResults.ERROR_INVALID_PARAMETER)
{
throw new ArgumentException(SR.Arg_InvalidFileAttrs);
}
throw exception.TranslateWinRTException(item.Path);
}
}