private int ReadCSVData() { if (DialogExcelDataLoad.ShowDialog() == DialogResult.OK) { ConstantMethod.SaveDirectoryByFileDialog(DialogExcelDataLoad); int num = ConstantMethod.IsWhichFile(DialogExcelDataLoad.FileName); if (num == Constant.CsvFile) { evokWork.LoadCsvData(DialogExcelDataLoad.FileName); } if (num == Constant.ExcelFile) { evokWork.LoadExcelData(DialogExcelDataLoad.FileName); } } return(0); }