private void btnLoopToMax_Click(object sender, EventArgs e) { if (cmbActive.Text == "Register" && mainRegister != null) { for (int i = mainRegister.GetCounter(); i < mainRegister.GetMaxVal(); i++) { mainRegister.Add(); GlobalMethods.AddMessageToTextbox(mainRegister.GetLastMessage(), txtMessages); } } else if (cmbActive.Text == "Diagnose" && mainDiagnose != null) { for (int i = mainDiagnose.GetCounter(); i < mainDiagnose.GetMaxVal(); i++) { mainDiagnose.Add(); GlobalMethods.AddMessageToTextbox(mainDiagnose.GetLastMessage(), txtMessages); } } }