The illumination option.
[Visual Basic .NET] Public ReadOnly Property Illuminate As Boolean
[C#] public bool Illuminate {get;}
[C++]
HRESULT get_Illuminate(
VARIANT_BOOL* pbIlluminated
);
[C++]Parameters
pbIlluminated [out, retval] pbIlluminated is a parameter of type VARIANT_BOOL
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.