Yes , I will use a loop to generate my tables... But I have 2 or more objects
to display in each table...
Anyway, I think I'm going to find a solution !
Chris Lewis-5 wrote:
>
> Using loop you can create a new table for each object, so if you want to
> display them all, this is what you want. If you want only one, then you
> should know which before hand and make it available to the template via
> a getter.
>
> Hibowl wrote:
>> Yes, it's quite ridiculous :) But I needed to test...
>>
>> My page should display all the objects (in fact the IDs) on the same
>> page,
>> but on different tables :) !!
>>
>> I think the loop with if components could be a good idea !! But I thought
>> there was a way to display only one element of the list...(with an index
>> parameter maybe).
>>
>> The help from the community is great :) I always search the mailing-list
>> before posting, and I have to say that it already help me a lot !!
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> Chris Lewis-5 wrote:
>>
>>> No, 15 getters would most likely be ridiculous. What I still don't know
>>> is will this page be displaying all 15 at once (in different tables), or
>>> will it display only 1 based on a choice made by the user?
>>>
>>> If one, the separate your logic for extracting the selected one from the
>>> list, possibly in an action handler or onActivate (if the selection is
>>> made by a PageLink and context).
>>> If you are going to display more than one on the same page, then provide
>>> that collection as a single List by a getter. Your template can then use
>>> Loop (and conditional If components if needed) to display them.
>>>
>>> Any clearer?
>>>
>>> You are welcome for the help :-). T5 is great but still young and a bit
>>> weak in documentation, so the community has to make up for that. I've
>>> received much help from this list.
>>>
>>> chris
>>>
>>> Hibowl wrote:
>>>
>>>> Ok, in fact I want all the objects from the list, but not in the same
>>>> table,
>>>> that's why I dont think a Loop is usuable, because I won't display them
>>>> one
>>>> after the other.
>>>>
>>>> But even if I provide a getter for my object, I don't think I can tell
>>>> my
>>>> page which object for the List to render (because it changes).
>>>>
>>>> Now, I have instanciated all the 15 Objects of the list, and I provide
>>>> 15
>>>> getters... But I don't think it's very optimal !!
>>>>
>>>> Thanks a lot for your help Chris !!
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Chris Lewis-5 wrote:
>>>>
>>>>
>>>>> Ok, but _how_ do you want to get this object? It seems like you only
>>>>> want one of them from the List, so you won't need to Loop. If that's
>>>>> right then you need only to provide a getter for your object (this
>>>>> assumes your page knows which specific object is desired).
>>>>>
>>>>> Hibowl wrote:
>>>>>
>>>>>
>>>>>> I'm maybe not very clear, I will try to describe better.
>>>>>> I have an ArrayList from Fichier, and I'd like to display their IDs.
>>>>>>
>>>>>> Start.java :
>>>>>>
>>>>>> private ArrayList<Fichier> _listeFichiers;
>>>>>> private Fichier _fichier;
>>>>>>
>>>>>> //+getters/setters
>>>>>>
>>>>>> Fichier.java :
>>>>>> private fichierId;
>>>>>> ...
>>>>>> //+getters/setters
>>>>>>
>>>>>>
>>>>>>
>>>>>> Start.html : I have several tables with Fichier descriptions, and
>>>>>> there
>>>>>> is a
>>>>>> cell where I want to display the Id of the Fichier :
>>>>>>
>>>>>> <table id="tbFichiers" summary="Fichiers">
>>>>>>
>>>>>> <tr>
>>>>>> <th id="th1" class="colonnefichiers"> # Numéro Ordre </th>
>>>>>> <th id="th2">
>>>>>> # Description
>>>>>> </th>
>>>>>> <th id="th3" class="colonneavancement">Avancement</th>
>>>>>> <th id="th4" class="colonnenotifications">Etat </th>
>>>>>> </tr>
>>>>>> <tr>
>>>>>> <td class="tdlft" headers="th1"><t:pagelink
>>>>>> page="fichiers/detail"
>>>>>> context=${fichier.id} onmouseover="return overlib('Afficher détails
>>>>>> fichier
>>>>>> 50.');" onmouseout="return nd();"><strong>Fichier
>>>>>> 50</strong></t:pagelink>
>>>>>> javascript:void(0); ? </td>
>>>>>> <td class="tdlft" headers="th2">alerte</td>
>>>>>> <td headers="th3"><strong>Fichier Id :
>>>>>> ${fichier.id}</strong></td>
>>>>>> <td headers="th4"><strong>Etat </strong></td>
>>>>>> </tr>
>>>>>> .......
>>>>>> </table>
>>>>>>
>>>>>>
>>>>>> My problem is how to display the Id of the fichier, I would like to
>>>>>> specify
>>>>>> the index in the array, so that it could render the good id.
>>>>>>
>>>>>> Am I clear enough ?
>>>>>>
>>>>>> thanks :)
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Chris Lewis-5 wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>> I'm sorry I'm afraid I don't understand your situation. If you could
>>>>>>> explain what exactly you are trying to do, maybe I can help.
>>>>>>>
>>>>>>> chris
>>>>>>>
>>>>>>> Hibowl wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> Hi,
>>>>>>>> thanks for your answer. I tried with the loop, but I need to
>>>>>>>> display
>>>>>>>> only
>>>>>>>> one value. I think I could use the index parameter for Loop, but I
>>>>>>>> don't
>>>>>>>> see
>>>>>>>> how to link it with my List.
>>>>>>>>
>>>>>>>> http://www.nabble.com/T5%3A-How-to-acces-to-an-array-from-loop--tf3599642.html#a10054876
>>>>>>>> Here is an example, but how can I use it with my example ?
>>>>>>>>
>>>>>>>> Thank you for your help !
>>>>>>>>
>>>>>>>>
>>>>>>>> Chris Lewis-5 wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>> This is a pretty basic operation that you can learn by doing the
>>>>>>>>> T5
>>>>>>>>> tutorial.
>>>>>>>>> It sounds like you want to enumerate a list and display something
>>>>>>>>> for
>>>>>>>>> each iteration - a String property from each Fichier instance. To
>>>>>>>>> do
>>>>>>>>> this you need the T5 Loop
>>>>>>>>> <http://tapestry.apache.org/tapestry5/tapestry-core/component-parameters.html#orgapachetapestrycorelibcomponentsloop>
>>>>>>>>>
>>>>>>>>> component. Your page provides the List (any Iterable), but must
>>>>>>>>> also
>>>>>>>>> provide a property for holding a member of the List for each
>>>>>>>>> iteration
>>>>>>>>> (the value parameter of the Loop). So in your page you need:
>>>>>>>>>
>>>>>>>>> //The Iterable.
>>>>>>>>> private ArrayList<Fichier> listeFichiers;
>>>>>>>>>
>>>>>>>>> //The "current" element.
>>>>>>>>> private Fichier fichier;
>>>>>>>>>
>>>>>>>>> //now you need at least a getter for your list, and both a getter
>>>>>>>>> and
>>>>>>>>> a
>>>>>>>>> setter for fichier.
>>>>>>>>>
>>>>>>>>> In your template you can now:
>>>>>>>>>
>>>>>>>>> <t:loop source="listeFichiers" value="fichier">
>>>>>>>>> ${fichier.field}
>>>>>>>>> </t:loop>
>>>>>>>>>
>>>>>>>>> Note that ${fichier.field} will result in a call to the method
>>>>>>>>> Fichier#getField.
>>>>>>>>>
>>>>>>>>> Hibowl wrote:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> Hi,
>>>>>>>>>>
>>>>>>>>>> I'd like to access the values of a List from my html page, but I
>>>>>>>>>> don't
>>>>>>>>>> know
>>>>>>>>>> how to do that...
>>>>>>>>>>
>>>>>>>>>> Start.java :
>>>>>>>>>>
>>>>>>>>>> private ArrayList<Fichier> listeFichiers;
>>>>>>>>>>
>>>>>>>>>> (getter/setter).
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Start.html :
>>>>>>>>>> I want to display a field from Fichier (type String). But how can
>>>>>>>>>> I
>>>>>>>>>> access
>>>>>>>>>> to it ? Is there a way to use such a ${listeFichiers...} with a
>>>>>>>>>> parameter
>>>>>>>>>> ?
>>>>>>>>>>
>>>>>>>>>> Thank you for any help !
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
>
>
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