Public Delegate Sub MouseWheelEventHandler( _
   ByVal sender As Object, _
   ByVal e As MouseWheelEventArgs _
) 

Dim instance As New MouseWheelEventHandler(AddressOf HandlerMethod)

public delegate void MouseWheelEventHandler( 
   object sender,
   MouseWheelEventArgs e
)

public delegate MouseWheelEventHandler( 
    sender: TObject;
    e: MouseWheelEventArgs
);

public delegate MouseWheelEventHandler( 
   sender : Object,
   e : MouseWheelEventArgs
)

public: __gc __delegate void MouseWheelEventHandler( 
   Object* sender,
   MouseWheelEventArgs* e
)

public delegate void MouseWheelEventHandler( 
   Object^ sender,
   MouseWheelEventArgs^ e
)