[Seaside] Noob jQuery AJAX question

Nick Ager nick.ager at gmail.com
Sun Nov 14 18:03:00 UTC 2010


Hi

I want to, using AJAX, when the user selects a value from a list, pass that
> value to the server for processing and in response change the value of an
> item on the screen based on some server-side processing.
>
> I expected to be able to do this in a single transaction with the server,
> but I have been unable to find a way to do so.
>
> anAjax>>#serializeThis allows me to pass the selected value to the server,
> and anAjax>>#script: allows me to change the screen component value. I can't
> figure out how to combine this into a single server request. I don't seem to
> have access to an Ajax canvas object in the callback when I use
> serializeThis.
>

you could try something like this:

| val | html div id: 'txt'; with: ''. html break. html select list: { 1. 2.
3. }; selected: 2; "Pass the selection back to the server and save it."
onChange: ((html jQuery ajax script: [ :s | s << (s jQuery: '#txt') text:
(val - 1) ]) serializeThis); callback: [ :v | val := v ]


Nick
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