Represents the method that will handle the requests of execution of some code in another context.
Assembly: mscorlib (in mscorlib.dll)
Callbacks provide a facility to request execution of some code in another context. The class is defined for context callbacks. Each context has a callback object that can be used to perform callbacks on the context. The delegate used to request a callback through the callback object must be of the class.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.