This method is thread safe.
Unwinding the locks associated with a workbook set is useful when a time consuming or modal action must be taken in response to an event.Requirements
Platforms: Windows Vista, Windows XP, Windows Server 2008, Windows Server 2003, Windows 2000, Windows Me and Windows 98, including 32 bit and 64 bit editions where applicable. SpreadsheetGear for .NET 1.x requires the Microsoft .NET Framework 1.1 or .NET 2.0 (works with .NET 3.x). SpreadsheetGear for .NET 2007 requires the Microsoft .NET Framework 2.0 (works with .NET 3.x).