Re: [T5] Complexity for simple things, where is the documentation?

[Taha Hafeez]

May be this helps!

//
// Mixin
//
package tapestrydemo.mixins;

import org.apache.tapestry5.ComponentResources;
import org.apache.tapestry5.BindingConstants;
import org.apache.tapestry5.services.javascript.JavaScriptSupport;
import org.apache.tapestry5.ClientElement;
import org.apache.tapestry5.annotations.Import;
import org.apache.tapestry5.annotations.Environmental;
import org.apache.tapestry5.annotations.InjectContainer;
import org.apache.tapestry5.annotations.Parameter;
import org.apache.tapestry5.ioc.annotations.Inject;
import org.apache.tapestry5.json.JSONObject;

@Import(library="PeriodicAjaxUpdater.js")
public class PeriodicAjaxUpdater {
   @Inject
   private ComponentResources _componentResources;

   @Environmental
   private JavaScriptSupport _javaScriptSupport;

   @Parameter(required=true, defaultPrefix=BindingConstants.LITERAL)
   private String _event;

   @Parameter
   private Object[] _context;

   @Parameter(defaultPrefix=BindingConstants.LITERAL, required=true)
   private String _zone;

   @Parameter(defaultPrefix=BindingConstants.LITERAL, required=true)
   private int _period;

   @InjectContainer
   private ClientElement _container;

   void afterRender(){
      String url = _componentResources.createEventLink(_event,
_context).toAbsoluteURI();
      JSONObject params = new JSONObject();
      params.put("url", url);
      params.put("element", _container.getClientId());
      params.put("zone", _zone);
      params.put("period", _period);
      _javaScriptSupport.addScript("new PeriodicAjaxUpdater(%s);",
params.toString());
   }
}

//A simple page
<t:zone t:mixins='periodicAjaxUpdater' t:zone='timeZone' t:period='4'
t:event='refresh' t:id='timeZone'>${today}</t:zone>

//Page java
public class Index {
   @Component(id="timeZone")
   private Zone _zone;

   public java.util.Date getToday(){
      return new java.util.Date();
   }

   Object onRefresh(){
      return _zone.getBody();
   }
}

regards
Taha



On Sun, Oct 17, 2010 at 3:09 AM, Thiago H. de Paula Figueiredo <
thiag...@gmail.com> wrote:

> On Sat, 16 Oct 2010 18:30:15 -0300, iberck <ibe...@gmail.com> wrote:
>
>  In this example,
>> what happend if I want to learn mixins for create my own, where is the
>> official documentation?
>>
>
> http://tapestry.apache.org/tapestry5.2-dev/guide/mixins.html. I just went
> to the T5.2 front page and searched for "mixin".
>
>
>  Must I necessarily download and understand the source code of
>> Autocompletemixin for learn?
>>
>
> No, but it's a good thing to do. :)
>
>
>  I think not all users are used to download the source code of the
>> frameworks for learning
>>
>
> I agree, but you can learn a lot from reading source code. ;)
>
> --
> Thiago H. de Paula Figueiredo
> Independent Java, Apache Tapestry 5 and Hibernate consultant, developer,
> and instructor
> Owner, Ars Machina Tecnologia da Informação Ltda.
> http://www.arsmachina.com.br
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org
> For additional commands, e-mail: users-h...@tapestry.apache.org
>
>