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List:       xml-cocoon-dev
Subject:    Re: CForms widget ID naming (was Re: [Vote] Releasing on friday)
From:       Sylvain Wallez <sylvain () apache ! org>
Date:       2005-11-03 10:25:48
Message-ID: 4369E5AC.7070903 () apache ! org
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Carsten Ziegeler wrote:
> Sylvain Wallez wrote:
>   
>> This usage in CForms has already been introduced by the recent library 
>> stuff, which associates prefixes to libraries, thus effectively 
>> forbidding the use of ":" in widget ids (otherwise you cannot 
>> differenciate between a widget name and a composite name that references 
>> a library widget).
>>
>> That is why I chose this character. The "/" and "." are also forbidden 
>> (used for lookup paths). The "." cannot be used as it is used to combine 
>> widget names in the generated IDs, and thus would lead to a similar 
>> problem as the current one: "-" can conflict with siblings, and "." can 
>> conflict with children.
>>
>>     
> Do we already validate a widget id if it does not contain all of these
> forbidden characters? If not, we really should check this and throw an
> exception when the model is read. Early failing is better than
> unpredictable results later on.
>   

Yep. The "." and "/" are already checked in 
AbstractWidgetDefinition.setCommonProperties(). We just need to add ":".

BTW, I'm ready to commit the updated stylesheets, which I tested on IE 
6, Firefox and Safari.

Sylvain

-- 
Sylvain Wallez                        Anyware Technologies
http://people.apache.org/~sylvain     http://www.anyware-tech.com
Apache Software Foundation Member     Research & Technology Director

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