Called when a UIElement-derived class which is hosted by a IContentHost changes its DesiredSize.
Child element whose DesiredSize has changed
If child is null.
If child is not a direct descendant (i.e. child must be a child of the IContentHost or a ContentElement which is a direct descendant of the IContentHost).
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.