i meant to say

<t:zone t:id="activityAjaxZone" update="show">
...
</t:zone>

You are redering one component instance "activityJournalItem" in your loop,
three times the same component instance. inside this component a component
zone with t:id activityAjaxZone. in the end you are rendering the same
component all the time... as t:id are uniques




2010/8/10 Katia Aresti Gonzalez <katiaare...@gmail.com>

> Hi,
>
>
> The second problem and I can't find out how to solve it - tapestry
> rerenders always first component instance ActivityJournalItem. If with
> loop we rendered 3 times, not depending what button was pressed always
> exactly first zone is rerendered.
>
> I didn't check your code google project, but I had a look to your code.
>
> Every component has an unique tapestry id (t:id). When you loop like this :
>
>
>      <div t:type="Loop" t:source="activities" t:value="activity">
>        <t:ActivityJournalItem activity="activity"
> cacheContainer="
>>
>> cacheContainer" />
>>       </div>
>
>
> where the code inside t:ActivityJournalItem is
>
>
>  <t:zone t:id="activityAjaxZone" update="show">
> ...
> </t:zone>
>
> You are injecting the component with t:id="ActivityJournalItem" in your
> loop. So three times the same component.
>
>
>
>
>
> 2010/8/10 Tornn <sergey.v.karpus...@gmail.com>
>
> Hi All! You are my last hope. I tried to resolve it by myself, I asked
>> (http://tinyurl.com/2btkmzk) at stackoverflow.com but with no success
>> yet.
>>
>>  A little background. I'm very interested in tapestry (and currently
>> considering using it in production) because it looks like very
>> efficient (in all senses) framework. And it looks like
>> component-oriented framework. So I'm trying to work with it in a
>> component way.
>>
>>  I'll try to fully describe problem.
>>
>>  I have page with loop of components, where every component have its
>> own loop and other component in it. Inner component has form in it.
>> Every component is enclosed in zone, because we want responsive UI and
>> going to refresh only some portions of the page.
>>  Within page I have following code:
>>  <div t:type="Loop" t:source="journalDays" t:value="journalDay">
>>    <t:DayJournalItem day="journalDay" cacheContainer="cacheContainer" />
>>  </div>
>>
>>  By the way, page activated in some context (conversation-id).
>>
>>  Component DayJournalItem has following code:
>>  <div xmlns:t="http://tapestry.apache.org/schema/tapestry_5_1_0.xsd";>
>>  <t:zone t:id="dayAjaxZone" update="show">
>>    <div class="dayHeader">${dayHeader}</div>
>>    <div class="dayBody">
>>      <div t:type="Loop" t:source="activities" t:value="activity">
>>        <t:ActivityJournalItem activity="activity"
>> cacheContainer="cacheContainer" />
>>       </div>
>>    </div>
>>  </t:zone>
>>  </div>
>>
>>  And component ActivityJournalItem has this code (I wiped out form
>> fields and markup, as it's not important now. I think):
>>  <div xmlns:t="http://tapestry.apache.org/schema/tapestry_5_1_0.xsd";>
>>  <t:zone t:id="activityAjaxZone" update="show">
>>    <t:if test="${editingActivity}">
>>        <div class="activityEditFormBody">
>>        <form t:type="form" t:id="activityForm" t:zone="activityAjaxZone">
>>           ....
>>          <input t:id="Save" t:type="Submit" value="Save" />
>>          <input t:id="Cancel" t:type="Submit" value="Cancel" />
>>        </form>
>>        </div>
>>    </t:if>
>>    <t:if test="${!editingActivity}">
>>        <div>viewing activity: ${activity.id}</div>
>>    </t:if>
>>  </t:zone></div>
>>
>>  The first problem is that tapestry cant automatically restore state
>> of ActivityJournalItem component. When I receive event onSuccess for
>> the form - fields of custom types are null. I solved this problem with
>> pretty dirty work-around (I'm passing token with t:context and
>> restoring state from custom cache object. I'm receiving token with
>> onSuccess(String token)). So this problem can be considered solved,
>> but i think that there may be some better solution. More native for
>> tapestry. Like t:encoder when we using loop inside forms.)
>>
>>  The second problem and I can't find out how to solve it - tapestry
>> rerenders always first component instance ActivityJournalItem. If with
>> loop we rendered 3 times, not depending what button was pressed always
>> exactly first zone is rerendered. Screenshoot:
>> http://my.jetscreenshot.com/2672/20100808-thdx-190kb.jpg
>>
>>  So my question is: How to solve second problem and maybe there is
>> better solution for the first problem.
>>
>>  I have a very little understanding on how tapestry internally works,
>> and I think there is something wrong with ids. Every zone in rendered
>> html has its own unique ID, but I cant see it when injecting zone with
>> "@Component Zone activityAjaxZone;". The clientId is null - maybe this
>> is the problem. And if I specify not only t:id but also id like
>> 'id="activityAjaxZone${someCustomToken}"  ' it will result in other
>> problem - buttons do nothing - I can press it all day but no errors,
>> no actions - nothing.
>>   I tried to debug, but there are many code injected in my class at
>> real-time, so I can't debug it.
>>
>>  p.s. By the way - my test project is open-source and you can look at
>> full source code at google code:
>> http://code.google.com/p/tasks-journal/source/checkout
>>
>> --
>> Best regards,
>>  Karpushin Sergey.
>>
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>

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