XForm labels not disabled when inserting new instances

> I have an XForms with a number of input fields that only appear if a
> selection input is set to a certain value (using the 'relevant' attribute of
> xforms:bind).
>
> It appears to work ok at first, but if I add in a new blank instance into
> the form instance (using a trigger), all the labels in the new instance are
> displayed (when they should be hidden by default). You can however get rid
> of them by cycling through the selection input.
>
> I've uploaded my html source file to
> http://www.jah-dev.co.uk/research/orbeon/createPipe.xhtml and if you run
> this in Orbeon Forms you'll see the problem I'm experiencing.

>
> Interesting - I have just tried it in the online sandbox too, and  
> you're
> right it is fine. However, if I run the same file on my local  
> installation
> (in the same browser - Firefox), I still have the problem. I'm running
> version 3.5.1.200703310056 and the online sandbox is running
> 3.6.0.200712071655 - is it likely that this is a recently fixed  
> problem?
>
> Thanks for the tips on controlling the display of triggers - I will  
> give
> that a go...
>
>
> fs(gmx) wrote:
>>
>> I tested it in the online Sandbox [1] and couldn't reproduce the
>> problem. I suppose you want to hide the "Element to delete" / "Tag to
>> rename" fields until the component type was selected? This works
>> perfectly in the Sandbox. I used Firefox 2.0.0.11 under WinXP, maybe
>> it's a browser matter?
>>
>>> On a partly related note, is there any possible way to display and  
>>> hide
>>> triggers in a similar fashion?
>>
>> You could use the ref attribute to conditionally hide the trigger.  
>> To do
>> so, one has to formulate the condition as a XPath predicate:
>> <xforms:trigger ref=".[condition]"> - if the condition evaluates to
>> false, there's no instance element as reference, so the trigger is  
>> hidden.
>>
>> Alternatively, you could try to implement a "control instance" and  
>> set
>> the elements relevant / irrelevant with respect to the content of the
>> main data instance. Then you could ref(erence) the trigger to the
>> control instance.
>>
>> HTH
>> florian
>>
>> [1] http://www.orbeon.com/ops/xforms-sandbox/
>>
>
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