public async void GoToResults()
        {
            Deactivate();
            var testResult = new HearingTestResult(results[Channel.Left], results[Channel.Right])
            {
                MaxVolume = maxVolume
            };

            fileManager.FileName = DateTime.Now.ToString("yyyy-MM-dd HH-mm-ss") + ".result";
            await fileManager.Save(testResult);

            NavigationService.UriFor <ResultsPageViewModel>().WithParam(x => x.ResultFileName, fileManager.FileName).Navigate();
        }
 public async void GoToResults()
 {
     Deactivate();
     var testResult = new HearingTestResult(results[Channel.Left], results[Channel.Right]) {MaxVolume = maxVolume};
     fileManager.FileName = DateTime.Now.ToString("yyyy-MM-dd HH-mm-ss") + ".result";
     await fileManager.Save(testResult);
     NavigationService.UriFor<ResultsPageViewModel>().WithParam(x => x.ResultFileName, fileManager.FileName).Navigate();
 }