InstanceInContextChild

Syntax

public const string enginedll = @"engine.dll";

[DllImport(enginedll, EntryPoint = "InstanceInContextChild")]
public static extern Int64 InstanceInContextChild(Int64 owlInstanceInContext);    

Property owlInstanceInContext

Size: 64 bit / 8 byte (value)
The handle to the specific instance in the design tree. The instance handle is static within one open model but is most probably different when the same instance is opened in another model. The instance is always exactly of one unique class.