Measures the size that is required to lay out child elements.
protected override Size MeasureOverride(
Parameters constraint Type: System.Windows .Size
The maximum size that this element can give to child elements. Infinity can be specified as a value to indicate that the element will size to whatever content is available
System.Windows .Size The size of the control, up to the maximum specified by constraint. .NET Framework
Supported in: 4, 3.5 SP1, 3.0 SP2
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
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.