Called when this metadata has been applied to a property, which indicates that the metadata is being sealed.
Assembly: WindowsBase (in WindowsBase.dll)
Subclasses should assure that any mutability of the data structure of a PropertyMetadata subclass should be marked as immutable once is called. This will be called once the metadata is applied to a property system operation (register, add owner, override metadata).
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
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.