Gets or sets the width of the row header column.
Assembly: PresentationFramework (in PresentationFramework.dll)
When you set a value for the NaN ("Auto" in XAML) to make the row header automatically adjust its size to fit its content.property, it must be equal to or greater than 0.0. Set this property to
Double.PositiveInfinity is not a valid value for this property. The value restrictions on the Double value are enforced by a ValidateValueCallback mechanism. If you attempt to set a value that is not valid, a run-time exception is thrown.
Available since 4.0
Available since 2.0