Re: Using tidy for editing html

I'll spend some time on this and see how far I get.

Should I mail my finished cpp\h file here for review?
(I don't want to spam people with attachments if they have no 
interest in it)

	Vin

Charlie Reitzel wrote:
> I second Björn's comments.  Note, in my TidyUI, I avoided the whole 
> issue by simply handling the input as text.  But, to do WYSIWYG, you 
> would need some type of DOM.  If it was me, I would simply use the 
> internal API (or, as you suggest, extend the C++ bindings, but using 
> internal interfaces).
> 
> You will want to be careful to avoid conflicts.  The whole point of the 
> "public" interface is to avoid name conflicts.  You could limit the 
> exposure of internal Tidy calls to the implementation file (i.e. the 
> heretofore non-existent tidyx.cpp).  Does that make sense?
> 
> tidyx.h
> namespace Tidy
> {
> class Document
> {
> public:
>         ...
>         // New, update method
>         bool AddAttr( Node* tnod, ctmbstr attrName, ctmbstr attrValue );
>         bool AddAttr( Node* tnod, TidyAttrId attrId, ctmbstr attrValue );
>         ...
> };
> }
> 
> tidyx.cpp
> 
> #include "tidyx.h"
> #include <lexer.h>      // Don't expose lexer.h everywhere you include 
> <tidyx.h>
> 
> namespace Tidy {
> ...
> bool Document::AddAttr( Node* tnod, ctmbstr attrName, ctmbstr attrValue )
> {
>   if ( IsValidAttrName(attrName) )
>   {
>     // Keep internal Tidy types private to tidyx.cpp
>     TidyDocImpl* doc = tidyDocToImpl( _tdoc );
>     ::Node* nod = tidyNodeToImpl( (TidyNode)tnod );
>     AttVal* attVal = AddAttribute( doc, nod, attrName, attrValue );
>     return ( NULL != attVal );
>   }
>   return false;
> }
> bool Document::AddAttr( Node* tnod, TidyAttrId attrId, ctmbstr attrValue )
> {
>   // Keep internal Tidy types private to tidyx.cpp
>   TidyDocImpl* doc = tidyDocToImpl( _tdoc );
>   ::Node* nod = tidyNodeToImpl( (TidyNode)tnod );
>   AttVal* attVal =  AddAttributeById( doc, nod, attrId, attrValue );
>   return ( NULL != attVal );
> }
> ...
> }
> 
> At 06:45 PM 6/16/2006 +0200, Bjoern Hoehrmann wrote:
>> * Vincent Finn wrote:
>> >I am using the C++ binding and it only seems to have read
>> >functionality. Is that an oversight or is there a design
>> >reason for it?
>>
>> That's correct, Tidy does not expose such functionality. Also note that
>> the read functionality is not complete, you cannot access the content of
>> text nodes, for example.
>>
>> >Essentially I want to know is there any inherent restriction in
>> >the design that would make adding functions like NewNode,
>> >CloneNode and RemoveNode to the C++ classes a bad idea?
>>
>> Well, Tidy is not really designed to enable this, so you would need some
>> hacks to make Tidy expose this in a good manner. It seems the current
>> developers are neither very interested in this and not committed to
>> maintaining such functionality. It should be possible, but you are
>> generally better off with simply converting Tidy's internal DOM to some
>> other DOM structure.
>> -- 
>> Björn Höhrmann · mailto:[email protected] · http://bjoern.hoehrmann.de
>> Weinh. Str. 22 · Telefon: +49(0)621/4309674 · http://www.bjoernsworld.de
>> 68309 Mannheim · PGP Pub. KeyID: 0xA4357E78 · http://www.websitedev.de/
>>
>>
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>