de nada.
Buena suerte,
Ken Paulsen
https://jsftemplating.dev.java.net
jaider rodriguez wrote:
> ken buen dia,
>
> ya resolvi el problema, lo que sucedia es que yo estaba colocando a llenar la
> lista en el metodo get de ella misma y por eso se me reiniciaban los valores
>
> compañero agradezco mucho tu ayuda,
>
>
>
>
> El Saturday 26 April 2008 08:35:20 jaider rodriguez escribió:
>
>> Jaider Escribio.
>>
>>
>> hola ken,
>>
>> agradezco mucho tu respuesta, inclui el metodo que me dijiste, cuando corro
>> el proyecto efectivamente se pintan la cuatro cajas de texto, yo digito
>> valores sobre esas cajas y los quiero recuperar en el metodo de un boton
>> que agregue pero nada los objetos de la lista en su propiedad valor viene
>> aun vacios, que estare haciendo mal.
>>
>> gracias
>>
>>
>>
>> Hi,
>>
>> You are asking how to get the value of the 4 fields you are creating?
>>
>> You can use a ValueExpression to map the data back to your List, or
>> anywhere else you would like. For example:
>>
>> ...
>> caja=new TextField();
>> caja.setId(dto.getId());
>> --> caja.setValueExpression("text", createVE("#{sessionBean.lista["
>> + (idx++) + "].valor}"));
>> this.getGridPanel1().getChildren().add(caja);
>> ...
>>
>> private ValueExpression createVE(String exp) {
>> FacesContext facesCtx = FacesContext.getCurrentInstance();
>> return facesCtx.getApplication().getExpressionFactory().
>> createValueExpression(facesCtx.getELContext(), exp,
>> Object.class);
>> }
>>
>> This will ensure the original object
>> (sessionBean.getLista().get(idx).setValor("<new value>")) is called.
>> However, you may want to use "binding" instead of "prerender".
>> "prerender" is not standard and may get invoked more than 1 time adding
>> too many fields to your page if it is refreshed.
>>
>> I hope this helps you.
>>
>> Good luck!
>>
>> Ken Paulsen
>> https://jsftemplating.dev.java.net
>>
>> jaider rodriguez wrote:
>>
>>> hola ken.
>>>
>>> ya encontre la forma de pintar los controles ahora la duda que me asalta
>>> es como obtengo el valor que se digite en las cajas de texto o combos que
>>> se llegasen a pintar, te coloco el fragmento de codigo que pinta los
>>> controles, aclaro es solo un ejemplo , el ejemplo pinta cuatro cajas de
>>> texto y la funcion que te envio la llamo desde el prerender de la pagina
>>>
>>> public void crearTabla(){
>>> SessionBean1 f=this.getSessionBean1();
>>> TextField caja;
>>> ImageComponent imagen;
>>> for(DatosDto dto:f.getLista()){
>>> if(dto.getTipo().equals("TEXT")){
>>> caja=new TextField();
>>> caja.setId(dto.getId());
>>> caja.setText(dto.getValor());
>>> this.getGridPanel1().getChildren().add(caja);
>>> }else if(dto.getTipo().equals("IMAGE")){
>>> imagen=new ImageComponent();
>>> imagen.setId(dto.getId());
>>> imagen.setUrl(dto.getValor());
>>> this.getGridPanel1().getChildren().add(imagen);
>>> }
>>> }
>>> }
>>>
>>>
>>> la lista esta definida asi
>>>
>>>
>>> lista.clear();
>>> lista.add(new DatosDto("","compo1","TEXT"));
>>> lista.add(new DatosDto("","compo2","TEXT"));
>>> lista.add(new DatosDto("","compo3","TEXT"));
>>> lista.add(new DatosDto("","compo4","TEXT"));
>>>
>>>
>>> como obtengo el valor de lo que se digite sobre las cajas de texto
>>>
>>> gracias
>>> El Friday 25 April 2008 10:46:27 Ken Paulsen escribió:
>>>
>>>
>>>
>>>> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
>>>> <html>
>>>> <head>
>>>> <meta content="text/html;charset=ISO-8859-1"
>>>> http-equiv="Content-Type"> <title></title>
>>>> </head>
>>>> <body bgcolor="#ffffff" text="#000000">
>>>> <br>
>>>> <a class="moz-txt-link-freetext"
>>>> href="http://www.freetranslation.com/">http://www.freetranslation.com/</
>>>> a>< br> <br>
>>>> One way would be to use the "binding" attribute for a parent container
>>>> (like a PanelGroup) which uses the objects in the list to create child
>>>> components. There are other ways... if you have Java code showing
>>>> what you are trying to do, this would help us help you.<br>
>>>> <br>
>>>> Good luck!<br>
>>>> <br>
>>>> Ken<br>
>>>> <a class="moz-txt-link-freetext"
>>>> href="https://jsftemplating.dev.java.net">https://jsftemplating.dev.java
>>>> .ne t</a><br> <br>
>>>> Vanessa Black wrote:
>>>> <blockquote cite="mid:4811EFF3.5050404_at_Sun.COM" type="cite">
>>>> <meta content="text/html;charset=ISO-8859-1"
>>>> http-equiv="Content-Type"> <br>
>>>> I believe this could serve as a translation into English<br>
>>>> <br>
>>>> -------------------------------<br>
>>>> <br>
>>>> Today I return to you all with the following problem<br>
>>>> <br>
>>>> I have a list which is filled with objects that have 3 properties. One
>>>> is called value, the second id, the third is type component(depending
>>>> on if you render a text box, or "combo"(?) or button). I'd like to
>>>> know how to run through the list and render the controls depending on
>>>> the corresponding type.<br>
>>>> <br>
>>>> Help please<br>
>>>> -------------------------------<br>
>>>> <br>
>>>> <a moz-do-not-send="true" class="moz-txt-link-abbreviated"
>>>>
>>>> href="mailto:jaider.rodriguez_at_creandosoft.com">jaider.rodriguez_at_creandos
>>>> oft .com</a> wrote:
>>>> <blockquote
>>>> cite="mid:20080424215129.2o9w4lfgwgcogwcc_at_webmail.creandosoft.com"
>>>> type="cite">Buen dia <br>
>>>> <br>
>>>> <br>
>>>> hoy recurro a ustedes por el siguiente problema. <br>
>>>> <br>
>>>> tengo una lista la cual esta lleno de objetos que tiene tres
>>>> propiedades una <br>
>>>> es llamado valor otro llamado id y el otro tipo de componente (si se
>>>> dibuja <br>
>>>> en una caja de texto o un combo o un boton etc), quisiera saber como
>>>> puedo <br>
>>>> hacer para recorrer esta lista y pintarla los controles segun el tipo
>>>> que les <br>
>>>> corresponde. <br>
>>>> <br>
>>>> ayuda por fa <br>
>>>> <br>
>>>> ---------------------------------------------------------------------
>>>> <br> To unsubscribe, e-mail: <a moz-do-not-send="true"
>>>> class="moz-txt-link-abbreviated"
>>>>
>>>> href="mailto:users-unsubscribe_at_woodstock.dev.java.net">users-unsubscribe
>>>> @wo odstock.dev.java.net</a> <br>
>>>> For additional commands, e-mail: <a moz-do-not-send="true"
>>>> class="moz-txt-link-abbreviated"
>>>>
>>>> href="mailto:users-help_at_woodstock.dev.java.net">users-help_at_woodstock.dev
>>>> .ja va.net</a> <br>
>>>> <br>
>>>> </blockquote>
>>>> <br>
>>>> <div class="moz-signature">-- <br>
>>>> <small style="font-family: palatino linotype;"><span
>>>> style="color: rgb(153, 153, 153);">Vanessa L. Black </span><br>
>>>> <span style="color: rgb(153, 153, 153);">Storage Platform Software
>>>> Group</span><br>
>>>> <span style="color: rgb(153, 153, 153);">Sun Microsystems
>>>> Inc.</span><br> <span style="color: rgb(153, 153, 153);">Broomfield ,
>>>> Colorado</span> <br>
>>>> <span style="color: rgb(153, 153, 153);">x72984,
>>>> 303-272-2984</span></small> </div>
>>>> ---------------------------------------------------------------------
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>>>> </body>
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>>>>
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>>>>
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>>>
>>>
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