This property defers to the Infragistics.Win.Layout.LayoutManagerBase.CalculatePreferredSize(Infragistics.Win.Layout.ILayoutContainer,System.Object) method of the associated LayoutManager and returns a value based on the constraints that indicates the minimum size that is required to layout the items based on their minimum size of the controls with the ContainerControl.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, 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