[Seaside] dateInput Question
Ron at USMedRec.com
Fri Nov 3 17:42:49 UTC 2006
I see I was wrong the callback is triggered by the request of the form post
on the callback stream. So it looks like the hidden field is just a place
to put the callback on, but is not actually used in the form itself. Is
> -----Original Message-----
> From: Michel Bany
> Sent: Friday, November 03, 2006 10:05 AM
> Hi Ron,
> Now, I see what you are trying to do, you are trying to implement
> a SeasideAsync missing piece.
> Actually, I have had a for a long time, the project of finishing
> adding live callbacks to radio buttons, date and time input and maybe
> a few other smaller things. If found it not trivial and I gave up.
> I will look if I can restart this project and let you know.
> On 03 Nov 2006, at 15:44 , Ron Teitelbaum wrote:
> > Hi Michel,
> > ________________________________________
> > From: Michel Bany [mailto:michel.bany at gmail.com]
> > Sent: Friday, November 03, 2006 3:16 AM
> >> Hi Ron,
> >> I was wondering if you could help me understand something.
> >> You do not provide enough background information.
> >> Are you using Squeak or VW ?
> >> Are you using SeasideAsynx of Scriptaculous ?
> > I'm using Squeak and SeasideAsync and Scriptaculous
> >> Also, the code you are wondering about is using the canvas api.
> >> However, live callbacks are not implemented (yet) for the canvas api.
> >> Are you implementing it ?
> > I'm adding liveCallbackYear to dateInput.
> >> Did you copy/paste some code into your component ?
> > Yes I added the following:
> > liveCallbackYear: liveBlock
> > | uri id |
> > liveBlock fixTemps.
> > id _ self ensureId.
> > uri _ canvas urlForLiveAction:
> > [:event :h | liveBlock
> > value: event value
> > value: h].
> > self session
> > addLoadScript:
> > 'liveSearch('
> > , (id asString, '-year') printString
> > , ','
> > , (canvas encode: uri asString) printString
> > , ')'.
> >>> I'm trying to understand the following code:
> >>> canvas hiddenInput
> >>> callback:
> >>> [value := Date
> >>> newDay: (day min:
> >>> (Date
> >>> daysInMonth: month forYear: year))
> >>> monthNumber: month
> >>> year: year.
> >>> callbackBlock value: value];
> >>> close.
> >>> canvas forgetCurrentBrush.
> >> The dateInput composite is made up of four html elements
> >> a select for the month, an input for the day, an input for the
> >> year and
> >> the hidden input, each with a callback. The first three callbacks
> >> are for collecting the input values. The fourth callback assembles
> >> the input values into an instance of Date and passes it to
> >> the component callback.
> > I can see that it creates the date but what triggers the hiddenInput
> > callback? It appears to work without submitting the form.
> > Thanks for your help!
> > Ron
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