Bug 1803, Upcoming breaking changes for 4.10.0-beta1

[Sean Gillies]

On Aug 16, 2006, at 3:46 PM, Tamas Szekeres wrote:

> Hi All,
>
> According to the
> http://mapserver.gis.umn.edu/bugs/show_bug.cgi?id=1803
> and the agreement on the recent IRC meeting the following object
> members will be marked as immutable on the SWIG interface:
>
>
>   layerObj.metadata (hashTableObj)
>   classObj.label  (labelObj)
>   classObj.metadata  (hashTableObj)
>   classObj.layer  (layerObj)		already marked as immutable in  
> mapscript.txt
>   fontSetObj.fonts  (hashTableObj)
>   imageObj.format  (outputFormatObj)
>   labelPathObj.path (lineObj)		missing documentation about
> labelPathObj in mapscript.txt should we expose at all?
>   legendObj.label  (labelObj)
>   legendObj.map  (mapObj)
>   mapObj.symbolset (symbolSetObj)
>   mapObj.fontset  (fontSetObj)
>   mapObj.labelcache  (labelCacheObj)
>   mapObj.reference  (referenceMapObj)
>   mapObj.scalebar  (scalebarObj)
>   mapObj.legend  (legendObj)
>   mapObj.querymap (queryMapObj)
>   mapObj.web  (webObj)
>   mapObj.configoptions  (hashTableObj)
>   webObj.map  (mapObj)
>   webObj.metadata  (hashTableObj)
>
> Generally there is no need to create these objects externally since
> they have been created internally.
> External creation of these members are unsafe, instead folks should
> work with the already created objects by reading the members mentioned
> above.
>
> If I get no objections till Aug 17 10:00 (Central European Time) i
> will change map.h and mapscript.txt accordingly so as to get it for
> 4.10.0-beta1.
>
> Regards,
>
> Tamas

Tamas,

Don't forget all the colorObjs. Sooner you get word of this to the  
user community the better. Despite my warnings and heckling, code  
like this

    $class->{label} = new mapscript::labelObj;

is very common in user programs.

---
Sean Gillies
http://zcologia.com