On 2013-10-08, at 7:22 AM, Procházka Lukáš Ing. - Pontex s. r. o.
<[email protected]> wrote:
> Hello,
>
> I'm trying to hook commands.stoptext()...
>
> Here's a minimal example: why only the first image appears?
>
> ----
> \startluacode
> local cmd_p
> local tab = {}
>
> f = function(a)
> if not cmd_p then
> cmd_p = commands.stoptext
>
> commands.stoptext = function(...)
> context("Hook")
>
> for _, v in ipairs(tab) do
> context.startTEXpage()
> context.externalfigure{v}
> context.stopTEXpage()
> end
>
> cmd_p(...)
> end
> end
>
> table.insert(tab, a)
> end
> \stopluacode
>
> \starttext
> A
> \ctxlua{f("cow")}
> \ctxlua{f("hacker")}
> \stoptext
> ----
>
> When I modify the code:
>
> ----
> ...
> for _, v in ipairs(tab) do
> --context.startTEXpage()
> context.externalfigure{v}
> --context.stopTEXpage()
> end
> ...
> ----
>
> all figures are shown OK.
>
> Where's the problem?
An alternative is to use (untested)
\appendtoks ... \to \everystoptext
Aditya
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