private async void OpenButton_Click(object sender, RoutedEventArgs e)
{
// Open a text file.
Windows.Storage.Pickers.FileOpenPicker open =
new Windows.Storage.Pickers.FileOpenPicker();
open.SuggestedStartLocation =
Windows.Storage.Pickers.PickerLocationId.DocumentsLibrary;
open.FileTypeFilter.Add("*");
Windows.Storage.StorageFile file = await open.PickSingleFileAsync();
if (file != null)
{
//PlainText.Text = await FileIO.ReadTextAsync(file);
var provider = new StorageFileDataProvider();
var bytes = await provider.LoadDataAsync(file);
var reader = new EncodingReader();
reader.AddBytes(bytes);
byte[] bom = null;
try
{
ByteOrderMarks.ToList().ForEach(pair =>
{
var(key, value) = pair;
if (!bytes.AsSpan(0, value.Length).StartsWith(value.AsSpan(0, value.Length)))
{
return;
}
var encoding = key switch
{
ByteOrderMark.Utf8 => Encoding.UTF8,
ByteOrderMark.Utf16Be => Encoding.BigEndianUnicode,
ByteOrderMark.Utf16Le => Encoding.Unicode,
ByteOrderMark.Utf32Be => Encoding.UTF32,
ByteOrderMark.Utf32Le => Encoding.UTF32,
ByteOrderMark.Utf7A => Encoding.UTF7,
ByteOrderMark.Utf7B => Encoding.UTF7,
ByteOrderMark.Utf7C => Encoding.UTF7,
ByteOrderMark.Utf7D => Encoding.UTF7,
ByteOrderMark.Utf7E => Encoding.UTF7,
_ => Encoding.ASCII
};
documentViewModel.CurrentEncoding = encoding;
reader = new EncodingReader();
reader.AddBytes(bytes.AsSpan().Slice(value.Length).ToArray());
bom = value;
});
}
catch (Exception ex)
{
Logger.LogError(new EventId(), $"Error loading {file.Name}.", ex);
Settings.Status(ex.Message, TimeSpan.FromSeconds(60), Verbosity.Error);
}
var text = reader.Read(documentViewModel.CurrentEncoding);
}
}
