/// <summary>
/// Entry point for unmanaged COM activation API from managed code
/// </summary>
/// <param name="cxt">Reference to a <see cref="ComActivationContext"/> instance</param>
public static object GetClassFactoryForType(ComActivationContext cxt)
{
if (cxt.InterfaceId != typeof(IClassFactory).GUID &&
cxt.InterfaceId != typeof(IClassFactory2).GUID)
{
throw new NotSupportedException();
}
if (!Path.IsPathRooted(cxt.AssemblyPath))
{
throw new ArgumentException();
}
Type classType = FindClassType(cxt.ClassId, cxt.AssemblyPath, cxt.AssemblyName, cxt.TypeName);
if (LicenseInteropProxy.HasLicense(classType))
{
return(new LicenseClassFactory(cxt.ClassId, classType));
}
return(new BasicClassFactory(cxt.ClassId, classType));
}
