If calculations were not suspended when this is called, it will have no effect.
For each call to SuspendCalculations, a call to ResumeCalculations must be made. As soon as the number of calls to ResumeCalculations equals the number of calls to SuspendCalculations, calculations will be resumed.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2