Re: binding problem with certain xpath expressions

> I've changed the title so it's to the current topic.
>
> Alex, attached is a test form to show the problem (I hope attachments are
> not stripped by the list server; I'm copying it to your direct email
> address
> in case it does).
>
> The problem is neither of the following binding expressions work (the
> input
> control is not rendered at all). The xpath expression is correct and it
> points to the name element - which can it easily checked with the
> inspector.
> Below, the second contains the hardcoded result of the expression
> evaluation.
>
> Neither works. Shouldn't they, though?
>
>
> <xforms:input
> ref="xxforms:evaluate(concat('test/widgetList/widget[@code=''',
> context()/widgetParentCode, ''']/name'))">
>    <xforms:label>Child of widget named</xforms:label>
> </xforms:input>
>
> <xforms:input ref="test/widgetList/widget[@code='foo']/name">
>    <xforms:label>Child of widget named</xforms:label>
> </xforms:input>
>
> Thanks,
> JL
>
>
> ----- Original Message -----
> From: "Alessandro Vernet" <[hidden email]>
> To: <[hidden email]>
> Sent: Thursday, April 03, 2008 1:50 AM
> Subject: [ops-users] Re: Re: Re: Re: Re: Re: Re: Re: Re: Re: Re: Cannot
> find
> a matching 1-argument function named
> {http://orbeonorg/oxf/xml/xforms}evaluate()
>
>
>> Jean Luc,
>>
>> On Thu, Mar 27, 2008 at 2:22 PM, Jean Luc <[hidden email]> wrote:
>>>  Consider the following model (containing 2 widgets, the former being
>>> the
>>>  child of the latter).
>>>  [...]
>>>       <xforms:instance xmlns="" id="form-data">
>>>         <test-data>
>>>           <test>
>>>             <widgetList>
>>>               <widget code="test_411628c6d533817-2556FEADDE004D28-0">
>>>                 <name>a2</name>
>>>
>>> <widgetParentCode>test_411628c6d533817-118e76b783e-118e7715afa</widgetParentCode>
>>>               </widget>
>>>               <widget
>>> code="test_411628c6d533817-118e76b783e-118e7715afa">
>>>                 <name>a</name>
>>>
>>>                 <widgetParentCode />
>>>               </widget>
>>>             </widgetList>
>>>           </test>
>>>         </test-data>
>>>       </xforms:instance>
>>>
>>>  and the view fragment:
>>>
>>>       <xforms:output value="concat('test/widgetList/widget[@code=''',
>>>  context()/widgetParentCode, ''']/name')" />
>>>       <xforms:input
>>>  ref="xxforms:evaluate(concat('test/widgetList/widget[@code=''',
>>>  context()/widgetParentCode, ''']/name'))">
>>>          <xforms:label>Child of widget named </xforms:label>
>>>       </xforms:input>
>>>  </td></tr>
>>>
>>>  the output is as below:
>>>
>>>
>>> test/widgetList/widget[@code='test_411628c6d533817-118e76b783e-118e7715afa']/name
>>>  Child of asset named
>>
>> I don't quite follow you. I think that it would help if you were to
>> put this is a simple example we can run in the XForms sandbox.
>>
>> Alex
>> --
>> Orbeon Forms - Web 2.0 Forms, open-source, for the Enterprise
>> Orbeon's Blog: http://www.orbeon.com/blog/
>> Personal Blog: http://avernet.blogspot.com/
>>
>
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>