How to bind two nodes to one control?

> Hi,
>
> I have another question about Xforms binding. I have an xforms:input
> control that I would like to bind to one xforms instance node to display
> the default value, but I would like to bind it to a different node when
> submitting the form.
>
> For example, let's say I have these xforms:instance declaratons:
>
> <forms:model>
>  <xforms:instance id="input">
>   <input>
>    <value>default value</value>
>   </input>
>  </xforms:instance>
>  <xforms:instance id="output">
>   <output>
>    <value/>
>   </output>
>  </xforms:instance>
> </xforms:model>
>
> So I would like to have an input control that shows the value from
> /input/value by default and when I submit the form I would like the
> entered value (which may be the default or may be changed by the user)
> to be in /output/value.
>
> If I do <xforms:input ref="instance('input')/value"/>, I see the default
> value in my form, but /output/value will never contain anything.
> If I do <xforms:output ref="instance('output')/value"/>, I get the value
> entered by the user in /output/value, but the default value does not
> display.
>
> Basically I want to bind the initial value of /output/value to
> /input/value.
>
> How do I do this?
>
> JAG
>
>
>
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> Hi,
>
> I have another question about Xforms binding. I have an xforms:input
> control that I would like to bind to one xforms instance node to
> display the default value, but I would like to bind it to a different
> node when submitting the form.
>
> For example, let's say I have these xforms:instance declaratons:
>
> <forms:model>
>  <xforms:instance id="input">
>   <input>
>    <value>default value</value>
>   </input>
>  </xforms:instance>
>  <xforms:instance id="output">
>   <output>
>    <value/>
>   </output>
>  </xforms:instance>
> </xforms:model>
>
> So I would like to have an input control that shows the value from
> /input/value by default and when I submit the form I would like the
> entered value (which may be the default or may be changed by the user)

> not display.
>
> Basically I want to bind the initial value of /output/value to
> /input/value.
>
> How do I do this?
>
> JAG
>
>
>
> ----------------------------------------------------------------------
> --
>
>
> --
> You receive this message as a subscriber of the

> Erik,
>
> I did try this indeeed, but if my input instance has no initial value
> (it's coming as the result of a pipeline), then the control does not
> show up at all, so the user can't provide any value!
>
> JAG
>
> -----Original Message-----
> From: Erik Bruchez [mailto:[hidden email]] On Behalf Of Erik Bruchez
> Sent: Friday, December 16, 2005 9:33 PM
> To: [hidden email]
> Subject: Re: [ops-users] How to bind two nodes to one control?
>
> JAG,
>
> You can't bind a control to two nodes, but you can make it so that upon
> value change of that control, you explicitly set the value into the
> second instance, i.e.:
>
> <xforms:input ref="instance('input')/value">
>    <xforms:setvalue ev:event="xforms-value-changed"
>      ref="instance('output')/value" value="instance('input')/value"/>
> </xforms:input>
>
> -Erik
>
> Jacques-Alexandre Gerber wrote:
>
>>Hi,
>>
>>I have another question about Xforms binding. I have an xforms:input
>>control that I would like to bind to one xforms instance node to
>>display the default value, but I would like to bind it to a different
>>node when submitting the form.
>>
>>For example, let's say I have these xforms:instance declaratons:
>>
>><forms:model>
>> <xforms:instance id="input">
>>  <input>
>>   <value>default value</value>
>>  </input>
>> </xforms:instance>
>> <xforms:instance id="output">
>>  <output>
>>   <value/>
>>  </output>
>> </xforms:instance>
>></xforms:model>
>>
>>So I would like to have an input control that shows the value from
>>/input/value by default and when I submit the form I would like the
>>entered value (which may be the default or may be changed by the user)
>
>
>>to be in /output/value.
>>
>>If I do <xforms:input ref="instance('input')/value"/>, I see the
>>default value in my form, but /output/value will never contain
>
> anything.
>
>>If I do <xforms:output ref="instance('output')/value"/>, I get the
>>value entered by the user in /output/value, but the default value does
>
>
>>not display.
>>
>>Basically I want to bind the initial value of /output/value to
>>/input/value.
>>
>>How do I do this?
>>
>>JAG

> Erik,
>
> I did try this indeeed, but if my input instance has no initial value
> (it's coming as the result of a pipeline), then the control does not
> show up at all, so the user can't provide any value!
>
> JAG
>
> -----Original Message-----
> From: Erik Bruchez [mailto:[hidden email]] On Behalf Of Erik
> Bruchez
> Sent: Friday, December 16, 2005 9:33 PM
> To: [hidden email]
> Subject: Re: [ops-users] How to bind two nodes to one control?
>
> JAG,
>
> You can't bind a control to two nodes, but you can make it so that
> upon value change of that control, you explicitly set the value into
> the second instance, i.e.:
>
> <xforms:input ref="instance('input')/value">
>    <xforms:setvalue ev:event="xforms-value-changed"
>      ref="instance('output')/value" value="instance('input')/value"/>
> </xforms:input>
>
> -Erik
>
> Jacques-Alexandre Gerber wrote:
>
>>Hi,
>>
>>I have another question about Xforms binding. I have an xforms:input
>>control that I would like to bind to one xforms instance node to
>>display the default value, but I would like to bind it to a different
>>node when submitting the form.
>>
>>For example, let's say I have these xforms:instance declaratons:
>>
>><forms:model>
>> <xforms:instance id="input">
>>  <input>
>>   <value>default value</value>
>>  </input>
>> </xforms:instance>
>> <xforms:instance id="output">
>>  <output>
>>   <value/>
>>  </output>
>> </xforms:instance>
>></xforms:model>
>>
>>So I would like to have an input control that shows the value from
>>/input/value by default and when I submit the form I would like the
>>entered value (which may be the default or may be changed by the user)
>
>
>>to be in /output/value.
>>
>>If I do <xforms:input ref="instance('input')/value"/>, I see the
>>default value in my form, but /output/value will never contain
>
> anything.
>
>>If I do <xforms:output ref="instance('output')/value"/>, I get the
>>value entered by the user in /output/value, but the default value does
>
>
>>not display.
>>
>>Basically I want to bind the initial value of /output/value to
>>/input/value.
>>
>>How do I do this?
>>
>>JAG