[ZPT] Re: single TAL file for displaying contents!

[Godefroid Chapelle]

vaibhav uprety wrote:

> Hi,
> 
> I have a list of folders in my site in which i keep
> documents for different locations. I am using the
> following TAL code to display the files in a
> particular folder.
> 
> -----------------------------------------------------
> <h4 tal:define="global file_obs
> python:here.objectValues(['File'])"
>     tal:condition="not:file_obs">No Documents are
> available in this category</h4>
> <!-- If we find some, then do the table stuff -->
> <table border="1" cellpadding="5" cellspacing="0"
>        tal:condition="file_obs">
>  <tr>
>   <th>Name</th>
>  </tr>
>  <tr tal:repeat="file_ob
> python:here.objectValues(['File'])">
>   <td><a tal:attributes="href file_ob/absolute_url"
>         
> tal:content="file_ob/title_or_id">__file_ob__title_or_id_</a>
>   </td>
>  </tr>
> </table>
> -------------------------------------------------------
> 
> But i have to copy this code to every folder in order
> to display the file contents of that particular
> folder. 
> 
> Is it possible to display the contents of different
> folders by creating a single page template?
> 
> Vaibhav Uprety
> 
Look at the use of macros explained in

http://zope.org/Documentation/Books/ZopeBook/2_6Edition/AdvZPT.stx

Search for "metal:define-macro" or "metal:use-macro"

This way you could share the code herabove like with function calls in 
programming languages.

-- 
Godefroid Chapelle (aka __gotcha)                http://bubblenet.be