[Seaside] Problem with callback blocks sharing context using closure image

[Levente Uzonyi]

On Mon, 1 Nov 2010, Hernán Morales Durand wrote:

> Hi all,
>
> I'm experimenting different behavior between Seaside 2.8 and 3.0
> regarding parameters passed in callback blocks. Attached there is code
> to test in both platforms (just click in any of the first 8 links),
> the problem is in the variable index in the #callback: of the
> following code
>
>>> renderBlabla
> 	| index |
> 	index := 1.
> 	8 timesRepeat: [
> 		aRenderer tableRow: [
> 			5 timesRepeat: [
> 				aRenderer tableData: [
> 					aRenderer anchor
> 						callback: [ self callbackFor: index ];
> 						with: 'image link'.
> 					index := index + 1.
> 				]  ] ] ].
>
> In Seaside 2.8 after clicking the link 3 for example, the
> #callbackFor: method received 3 as parameter.
> In Seaside 3.0 #callbackFor: receive 41.
>
> I would like to preserve the parameter value configured in the
> rendering phase, any suggestion how to do that in Seaside 3? (Using
> PharoVM 4.0.2 12/4/2010 and Pharo1.1rc2 #11400)

Use an image with support for closures. Or if that's not possible, then 
send #fixTemps to the callback block.


Levente

> Cheers,
>
> -- 
> Hernán Morales
> Information Technology Manager,
> Institute of Veterinary Genetics.
> National Scientific and Technical Research Council (CONICET).
> La Plata (1900), Buenos Aires, Argentina.
> Telephone: +54 (0221) 421-1799.
> Internal: 422
> Fax: 425-7980 or 421-1799.
>