Overrides the base class implementation of MeasureOverride to measure the size of the ItemsPresenter object and return proper sizes to the layout engine.
protected override Size MeasureOverride(
Constraint size is an "upper limit." The return value should not exceed this size.
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.