func Invoke(this *ole.IDispatch, dispid int, riid *ole.GUID, lcid int, flags int16, dispparams *ole.DISPPARAMS, result *ole.VARIANT, pexcepinfo *ole.EXCEPINFO, nerr *uint) uintptr { switch dispid { case 0: log.Println("DataArrival") winsock := (*EventReceiver)(unsafe.Pointer(this)).host var data ole.VARIANT ole.VariantInit(&data) oleutil.CallMethod(winsock, "GetData", &data) s := string(data.ToArray().ToByteArray()) println() println(s) println() case 1: log.Println("Connected") winsock := (*EventReceiver)(unsafe.Pointer(this)).host oleutil.CallMethod(winsock, "SendData", "GET / HTTP/1.0\r\n\r\n") case 3: log.Println("SendProgress") case 4: log.Println("SendComplete") case 5: log.Println("Close") this.Release() case 6: log.Fatal("Error") default: log.Println(dispid) } return ole.E_NOTIMPL }