Sub OrderChanged( _
   ByVal cqg_order As CQGOrder, _
   ByVal cqg_fill As CQGFill _
) 

Dim instance As ICQGAlgorithmicOrder
Dim cqg_order As CQGOrder
Dim cqg_fill As CQGFill
 
instance.OrderChanged(cqg_order, cqg_fill)

void OrderChanged( 
   CQGOrder cqg_order,
   CQGFill cqg_fill
)

void OrderChanged( 
   CQGOrder^ cqg_order,
   CQGFill^ cqg_fill
)