private void EndOfExperiment() { valvesCon.CloseValves(); Thread.Sleep(1000); valvesCon.Close(); flowCon.Close(); //commentTextBox.Text += dateOfEnd = DateTime.Now; ProgressLabel.Visible = false; ExpNumberLabel.Visible = false; eofStream.Write("</eksperymenty>"); eofStream.Close(); System.Diagnostics.Process.Start(filePath); }