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From: luigi scarso <luigi.scarso@gmail.com>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: Working with conditionals
Date: Mon, 3 Jan 2011 11:05:59 +0100	[thread overview]
Message-ID: <AANLkTinQED-LDY0J0xd94VqYOU4u=_45zV6fDdzFxu=h@mail.gmail.com> (raw)
In-Reply-To: <AANLkTin0125-6OhiFK2=r9NzwaXhMM=j+maMchrpzxVU@mail.gmail.com>

2011/1/3 Vianney le Clément <vleclement@gmail.com>:
> \def\Title{\dodoubleempty\doTitle}
> \def\doTitle[#1][#2]{
>  \ifsecondargument
>     \testpage[#2]
>  \else
>     \testpage[10]
>  \fi
>  \startalignment[center]
>  {
>     \blank[2*big]
>     \switchtobodyfont[1.5em]
>     \bf\em#1
>  }
>  \blank
>  \stopalignment
> }
>
> Vianney
>
> On Mon, Jan 3, 2011 at 10:46, Cecil Westerhof <cldwesterhof@gmail.com> wrote:
>> I have the folowing function for a title:
>> \def\Title[#1]{
>>  \testpage[10]
>>  \startalignment[center]
>>  {
>>      \blank[2*big]
>>      \switchtobodyfont[1.5em]
>>      \bf\em#1
>>  }
>>  \blank
>>  \stopalignment
>> }
>>
>> What I would like is that there is an optional second parameter. When
>> it is there, it is used in the testpage command. Otherwise the default
>> value is used. How would I do this?
>>
>> --
>> Cecil Westerhof
>> ___________________________________________________________________________________
>> If your question is of interest to others as well, please add an entry to the Wiki!
>>
>> maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
>> webpage  : http://www.pragma-ade.nl / http://tex.aanhet.net
>> archive  : http://foundry.supelec.fr/projects/contextrev/
>> wiki     : http://contextgarden.net
>> ___________________________________________________________________________________
>>
> ___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to the Wiki!
>
> maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
> webpage  : http://www.pragma-ade.nl / http://tex.aanhet.net
> archive  : http://foundry.supelec.fr/projects/contextrev/
> wiki     : http://contextgarden.net
> ___________________________________________________________________________________
>
You can also use a key/value approach, which is more flexible

\unprotect
\def\Title[#1]{
 \getparameters[CecWes@@][param1={default},param2={default2},
param3={default3},#1]
 \testpage[10]
 \startalignment[center]
 {
     \blank[2*big]
     \switchtobodyfont[1.5em]
     \bf\em\getvalue{CecWes@@param1}
 }
 \blank
 \stopalignment
}
\protect


\starttext
....
%% param1= FOO, param2=BOO, param3=default3
%% the order is not important
\Title[param2={BOO},param1={BOO}]

.....
\stoptext


-- 
luigi
___________________________________________________________________________________
If your question is of interest to others as well, please add an entry to the Wiki!

maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
webpage  : http://www.pragma-ade.nl / http://tex.aanhet.net
archive  : http://foundry.supelec.fr/projects/contextrev/
wiki     : http://contextgarden.net
___________________________________________________________________________________

  reply	other threads:[~2011-01-03 10:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-03  9:46 Cecil Westerhof
2011-01-03  9:57 ` Vianney le Clément
2011-01-03 10:05   ` luigi scarso [this message]
2011-01-03 10:08     ` luigi scarso
2011-01-03 11:04   ` Cecil Westerhof

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