private bool Set_EnumValues() { SignalFormatProperties oBackupFormat = oCurrentFormat.Get_Clone(); oCurrentFormat.Enums.Clear(); foreach (DataGridViewRow oRow in Grid_Enum.Rows) { EnumerationValue sEnum = new EnumerationValue(); int EnumVal; if (!(oRow.Cells[0].Value == null)) { if (int.TryParse(oRow.Cells[0].Value.ToString(), out EnumVal)) { if (!(EnumValueExists(EnumVal))) { sEnum.Value = EnumVal; } else { oCurrentFormat = oBackupFormat.Get_Clone(); MessageBox.Show("Enumeration value '" + EnumVal.ToString() + "' is defined twice !", Application.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return(false); } } else { oCurrentFormat = oBackupFormat.Get_Clone(); MessageBox.Show("An enumeration value must be a numerical value !", Application.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return(false); } } else { oCurrentFormat = oBackupFormat.Get_Clone(); MessageBox.Show("An enumeration value cannot be empty !", Application.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return(false); } string EnumTxt; if (!(oRow.Cells[1].Value == null)) { EnumTxt = oRow.Cells[1].Value.ToString(); if (!(EnumTextExists(EnumTxt))) { sEnum.Text = EnumTxt; } else { oCurrentFormat = oBackupFormat.Get_Clone(); MessageBox.Show("Enumeration text '" + EnumTxt + "' is defined twice !", Application.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return(false); } } else { oCurrentFormat = oBackupFormat.Get_Clone(); MessageBox.Show("An enumeration text cannot be empty !", Application.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return(false); } oCurrentFormat.Enums.Add(sEnum); } return(true); }