2011/3/7 Aditya Mahajan <adityam@umich.edu>

> On Sun, 6 Mar 2011, Curiouslearn wrote:
>
>  I am making some slides using the Swoosh style in simpleslides module.
>> I wanted to reveal some content sequentially.
>>
>
> simpleslides does not support stepwise presentation of material.
>
> I occasionally use the following macros for quick and dirty stepwise
> effects. This is for really simple material (no counters, no glues ...)
>
> \usemodule[simpleslides][style=Swoosh]
> \def\StartSteps#1#2\StopSteps%
>   {\dorecurse{#1}{\long\setvalue{\recurselevel}{\gobble}}
>    \dorecurse{#1}{\long\setvalue{\recurselevel}{\oneofone} #2}}
>
> \long\def\gobble#1{}
> \long\def\oneofone#1{#1}
>
> \starttext
> \StartSteps{3}
>
> \SlideTitle{Context can be used for \dots}
>
> \null
>
> \startitemize[n]
>  \2{\item Writing your articles}
>
>  \3{ \item Making slides for presentations }
> \stopitemize
>
> \StopSteps
>
> \stoptext


Hi,

this is awesome, but could you please explain why it works? I don't
understand what is defined by \def\StartSteps#1#2\StopSteps and also why are
\gobble and \oneofone used in such a way when they are single-argument
commands.

Regards,

Vedran Miletić