Re: strange index behaviour with entries inside separatedlist

[Wolfgang <wollez@gmx.net>]

Am 12.04.2013 14:07, schrieb Hans Hagen:
> On 4/12/2013 12:59 PM, WolfgangZ wrote:
>> Am 12.04.2013 10:29, schrieb Wolfgang Schuster:
>>>
>>> Am 12.04.2013 um 08:10 schrieb WolfgangZ <wollez@gmx.net>:
>>>
>>>> Hello,
>>>> I get wrong list entries when using my register entries inside
>>>> separate lists. Example case included, even if it is a bit longer.
>>>> For explanation, I have two lists, the correct index is in section
>>>> 1.2 in the attached example and printed on page 3 (see test.pdf). The
>>>> one that causes trouble is set in section 1.3 (green table) and
>>>> printed on page 5. There the index links to page 4 instead of page 1,
>>>> on which the entry is placed.
>>>>
>>>> The example gets more strange, as the wrong index entries only occurs
>>>> if there is no regular text below the table in section 1.3. For
>>>> testing you can uncomment line 70 in file test.tex.
>>>
>>> Put the text before the index entry in your definition in \Listwrong
>>> the output is correct:
>>>
>>>    \define[1]\Listwrong{#1\Wrongliste{#1}}
>>>
>>> Wolfgang
>>
>> Great, this solves the problem! Is it possible to explain the reason for
>> the behavior of context to the order of the text entry and the command?
>
> in order to track locations we need to inject a so called whatsit which
> is an invivible but definitely present entity an din order to make this
> work:
>
> test
>
> \index{xxx}
>
> test
>
> \index will bind to the next paragraph when it's a loner
>
> otherwise we would get
>
> test
> <whitespace or at least valid breakpoint>
> \index{xxx}
> <whitespace or at least valid breakpoint>
> test
>
> which could show up as an unwanted extra whitespace and/or page break
> with dislocated index entry
>
> this kind of behaviour has always been part of context, as we want to be
> able to do
>
> \chapter{...}
>
> \index{...}
> \index{...}
> \index{...}
> \index{...}
> \index{...}
>
> some text ...
>
> Hans
>
>
Many thanks for your answers!
Best regards
Wolfgang

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