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, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.