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[cellml-dev] using InputFormatToMathML


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  • From: lpsmith at spod-central.org (Lucian Smith)
  • Subject: [cellml-dev] using InputFormatToMathML
  • Date: Mon, 19 Jul 2010 18:50:49 +0100
...anyone?

* Lucian Smith <lpsmith at spod-central.org> [2010-07-15 21:55] writes:
> So, I have the following code:
>
> nsCOMPtr<domIElement> mathml;
> nsCString formstring("x = y");
> MathMLInputServices mmlis;
> rv = mmlis.InputFormatToMathML(NULL, formstring,
> getter_AddRefs(mathml));
>
> The return code is 2147942487, which if I translate to hex, I can find is
> either "NS_ERROR_ILLEGAL_VALUE" or "NS_ERROR_INVALID_ARG". *Which*
> argument, it won't tell me, but I'm guessing it's the NULL.
>
> Now, when I was translating the other way, NULL was fine:
>
> rv = mmlis.MathMLToInputFormat(input, NULL, indent, cinfix);
>
> but, I suppose, no longer.
>
> Since InputFormatToMathML is from OpenCell, not the API, I don't have any
> documentation at all, so I turn to you all and ask: am I right that it
> requires a real 'domIDocument*'? And if so, how do I go about making one?
> Do I make (I assume) a mathml_domIMathMLDocument and cast it? Is there a
> mathml_domIMathMLDocument factory somewhere?
>
> -Lucian
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