Re: does expandaparameters work

[Erik Margraf <erik.margraf@googlemail.com>]

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Thanks!! Works perfectly for me. Is this a patch for syst-aux.mkiv?

2010/5/13 Wolfgang Schuster <schuster.wolfgang@googlemail.com>

> Am 12.05.10 19:29, schrieb Erik Margraf:
>
>  Hello,
>> I use "\expandparameters" in a macro definition.
>> --
>> \expandparameters\setupbackgrounds[page][background={\currentvalue,#1}]
>> --
>> This works in MkII (texexec), but doesn't work in MkIV (context).
>>
>> If I define all layers in a single declaration, the results with MkII and
>> MkIV
>> are identical.
>>
>> Should this work? Or do I have to add something for MkIV?
>>
>
> \unprotected\def\xdoget@e@parameters#1]%
>  {\let\dosetnvalue\setsomevalue
>   \let\setsomevalue\dosetevalue
>   \let\p!doassign\p!e!doassign
>   \let\setsomevalue\dosetevalue
>   \xprocesscommaitem#1,],\@relax@
>   \let\p!doassign\p!n!doassign
>   \let\setsomevalue\dosetnvalue
>   \let\xdogetparameters\xdoget@n@parameters
>   \let\currentvalue\empty}
>
> \starttext
>
> \getparameters[my][text=Hello]
>
> \mytext
>
> \expandparameters \getparameters[my][text=\currentvalue\space World!]
>
> \mytext
>
> \stoptext
>
> Wolfgang
>
>

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