private void GetListWorksheetFromExcel(ExcelWorksheetNamesResponse obj)
        {
            eventAggregator.GetEvent <PubSubEvent <ExcelWorksheetNamesResponse> >()
            .Unsubscribe(worksheetNamesToken);

            WorksheetName = new ObservableCollection <string>(obj.SheetNames);

            SelectedSheet = WorksheetName.First();
        }
        private void GetWorksheetsName(ExcelWorksheetNamesRequest obj)
        {
            logger.Debug("Return excel sheets names");

            var response = new ExcelWorksheetNamesResponse
            {
                SheetNames = excelOperation.WorksheetsName().ToArray(),
            };

            eventAgg.GetEvent <PubSubEvent <ExcelWorksheetNamesResponse> >()
            .Publish(response);
        }