public static void buttonOfCalculation(MainForm form) { try { int indexSelectedSurface = StorageOfSelectedOperation.getIndexSelectedSurface(); ParametersOfSurface parameters = extractionOfParametersOfPartFromTextBoxes(form); Part.getSurfaceOnIndex(indexSelectedSurface).setParametersOfSurface(parameters); Part.calculationOfSurfaces(); if (Part.getSurfaceOnIndex(1).getParametersOperation()[0] != null && !ErrorMessage.getGlobalError()) { FormResult formResult = new FormResult(); formResult.ShowDialog(); } } catch { } }