[Seaside] SU: Periodical evaluation

[Lukas Renggli]

Tell the evaluator to execute every 10 seconds ;-)

html script: (html evaluator
    every: 10 seconds;
    ....)

Lukas

On 9/13/07, Udo Schneider <Udo.Schneider at homeaddress.de> wrote:
> Hello,
>
> I'm still trying to find my way through Seaside&script.aculo.us and now
> have something where I think it should work but I have no idea how to do it.
>
> The basic task is to update multiple things in a website. I achieved
> this with the following code:
>
> initialize
>         times := (1 to: 10)
>                                 collect: [:each | Time now addSeconds: each * 5].
>         ^ super initialize
>
> idFor: aTime
>         ^ (times indexOf: aTime) displayString
>
> renderTime: time on: html
>         html span
>                 id: (self idFor: time);
>
>                 with: [time < Time now
>                                 ifTrue: [html text: 'Done']
>                                 ifFalse: [html text: 'toDo'].
>                         html space; render: time]
>
> renderContentOn: html
>         html unorderedList
>                 with: [times
>                                 do: [:each | html listItem
>                                                 with: [self renderTime: each on: html]]].
>         html anchor
>                 onClick: (html evaluator
>                                 callback: [:script | times
>                                                 do: [:eachTime | script element
>                                                                 id: (self idFor: eachTime);
>
>                                                                 render: [:render | self renderTime: eachTime on: render]]]);
>                  with: 'Update'
>
> Using this code each time I click the link the elements are updated.
> However I do not want the user to refresh manually but to call the
> evaluator automatically.
>
> I succeeded in updating single elements with "updater every: 10 seconds"
> w/o problem. But I didn't find a way to have the evaluator called in a
> regular interval.
>
> Any hints?
>
> Thanks,
>
> Udo
>
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>


-- 
Lukas Renggli
http://www.lukas-renggli.ch