Application.CalculationState Property (Excel)
Published: July 16, 2012
Returns an XlCalculationState constant that indicates the calculation state of the application, for any calculations that are being performed in Microsoft Excel. Read-only.
In this example, Microsoft Excel checks to see if any calculations are being performed. If no calculations are being performed, a message displays the calculation state as "Done". Otherwise, a message displays the calculation state as "Not Done".