![](/news/x.gif) | | Spirit.ocx in VC++
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| Hi All, I'm trying to use Spirit.ocx control within a VC++ program. Polling sensors and motors is quite easy, but I am completely stuck in uploading the datalog. The problem is that UploadDatalog method returns a "Variant" data type, and I don't (...) (24 years ago, 4-Mar-00, to lugnet.robotics)
| | ![](/news/x.gif) | | Re: Spirit.ocx in VC++
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| Looking at the docs it seems the UploadDatalog method returns a VB safe array as a variant if it succeeds. You should be able to find details of handling the type if you search for safe array or VT_ARRAY in the help... The variant is a kludge for (...) (24 years ago, 5-Mar-00, to lugnet.robotics)
| | ![](/news/x.gif) | | Re: Spirit.ocx in VC++
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| Hi Len, (...) Exactly. (...) Actually, I've been digging into the MSDN for quite a long time without any significant result. :( It seems that the UploadDatalog method does not work as described in the Lego docs. Since spirit.ocx was thought for VB, (...) (24 years ago, 5-Mar-00, to lugnet.robotics)
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