public override async Task<FingerprintAuthenticationResult> AuthenticateNoDialogAsync(IAuthenticationFailedListener failedListener, CancellationToken cancellationToken)
{
using (var cancellationSignal = new CancellationSignal())
using (cancellationToken.Register(() => cancellationSignal.Cancel()))
{
var callback = new FingerprintAuthenticationCallback(failedListener);
GetService().Authenticate(null, cancellationSignal, FingerprintAuthenticationFlags.None, callback, null);
return await callback.GetTask();
}
}
