private void TableElements_CellValueChanged(object sender, DataGridViewCellEventArgs e) { if (e.ColumnIndex >= 0 && e.ColumnIndex < TableElements.ColumnCount) { if (e.RowIndex >= 0 && e.RowIndex < TableElements.RowCount) { if (TableElements.Columns[e.ColumnIndex].Name == TEValue.Name) { object Value = TableElements[TEValue.Name, e.RowIndex].Value; int NumericValue = 0; if (!int.TryParse(Value.ToString(), out NumericValue)) { MessageBox.Show("The value entered is not a valid number.\nWill set the value to 0.", "Invalid value entered", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); TableElements[TEValue.Name, e.RowIndex].Value = 0; NumericValue = 0; } if (OutputActive) { TableElement TE = (TableElement)TableElements.Rows[e.RowIndex].Tag; TableElementData D = TE.GetTableElementData(); D.Value = NumericValue; Pinball.ReceiveData(D); } TableElements[TEActivate.Name, e.RowIndex].Value = (NumericValue > 0 ? "Deactivate" : "Activate"); TableElements[TEPulse.Name, e.RowIndex].Value = (NumericValue > 0 ? @"Pulse ¯\_/¯" : @"Pulse _/¯\_"); } } } }