public static async Task WriteFile(Context context, Uri uri, string data)
{
await Task.Run(async delegate
{
Stream output = null;
OutputStreamWriter outputWriter = null;
BufferedWriter bufferedWriter = null;
try
{
output = context.ContentResolver.OpenOutputStream(uri);
outputWriter = new OutputStreamWriter(output);
bufferedWriter = new BufferedWriter(outputWriter);
await bufferedWriter.WriteAsync(data);
await bufferedWriter.FlushAsync();
}
finally
{
bufferedWriter?.Close();
outputWriter?.Close();
output?.Close();
}
});
}
private async Task DoHtmlBackup(Uri uri)
{
var backup = await HtmlBackup.FromAuthenticatorList(this, _authSource.GetAll());
Stream output = null;
BufferedWriter writer = null;
try
{
output = ContentResolver.OpenOutputStream(uri);
writer = new BufferedWriter(new OutputStreamWriter(output));
await writer.WriteAsync(backup.ToString());
await writer.FlushAsync();
}
catch (Exception)
{
ShowSnackbar(Resource.String.genericError, Snackbar.LengthShort);
return;
}
finally
{
writer?.Close();
output?.Close();
}
PreferenceManager.GetDefaultSharedPreferences(this)
.Edit()
.PutBoolean("needsBackup", false)
.Commit();
ShowSnackbar(Resource.String.saveSuccess, Snackbar.LengthLong);
}
public async Task PrintText(string text, bool addLineFeeds = false)
{
if (!_bluetoothSocket.IsConnected)
{
await ConnectToBluetoothSocket();
}
await AddFormat();
using var inReader = new BufferedReader(new InputStreamReader(_bluetoothSocket.InputStream));
using var outReader = new BufferedWriter(new OutputStreamWriter(_bluetoothSocket.OutputStream));
await outReader.WriteAsync(text);
await outReader.NewLineAsync();
if (addLineFeeds)
{
await outReader.NewLineAsync();
await outReader.NewLineAsync();
await outReader.NewLineAsync();
await outReader.NewLineAsync();
await outReader.NewLineAsync();
}
await outReader.FlushAsync();
Java.Lang.Thread.Sleep(1000);
inReader.Ready();
await inReader.SkipAsync(0);
}
