Re: [Plone-docs] [OOTB Plone Themes discussion] Update to theming document, important news for themers

I see. That makes sense, although then it should come with the appropriate
disclaimers. :)
Will the standard paster output still produce something that is compatible
with both?

On Tue, Dec 9, 2008 at 6:15 PM, David Glick <davidglick-PRw/[email protected]> wrote:

> I feel the need to clarify: A theme that works on 3.0 *will* continue to
> work on 3.1.
>
> A theme created just for 3.1 should be easier to create because you can
> customize a template by setting template= in ZCML rather than making a
> viewlet subclass.
>
> If you want to create a theme that is compatible with both, you can make a
> subclass and do
>     render = index = ViewPageTemplateFile(...)
>
> However in that case you won't be able to override using template= in ZCML
> in Plone 3.1.x.  If you want something that's compatible with 3.0.x and
> 3.1.x AND lets you customize in this way in 3.1.x, you can set just index
> and then include the following in your viewlet subclass:
> def render(self):
> return self.index()
>
> Sorry for the confusion; my intent with this change was to make things
> simpler.  I still think it does for the common case of a theme that is not
> distributed and doesn't need to be backwards-compatible with 3.0.x.
>
> David
>
> On Dec 9, 2008, at 5:47 PM, Alexander Limi wrote:
>
> We shouldn't break things in 3.x, please report this as a bug. A theme that
> works on 3.0 should work on 3.1 (unless it's impossible and has a very very
> good reason).
>
> On Tue, Dec 9, 2008 at 5:02 PM, Veda Williams <veda-PRw/[email protected]> wrote:
>
>> Hi All,
>>
>> After some poking around in a theme today, I realized that something had
>> changed in the 1.1.3 version of the plone.app.layout egg. The upshot of
>> this
>> change meant that any new themes being developed with this newer egg would
>> break when installed on an older 3.x version of Plone.
>>
>> I've added a section called "3.1 Theme Compatibility Between Different 3.x
>> Versions of Plone" to this document to try to ensure best practices moving
>> forward:
>>
>>
>> http://plone.org/documentation/tutorial/customizing-main-template-viewlets/o
>> verriding-a-class-viewlet<http://plone.org/documentation/tutorial/customizing-main-template-viewlets/overriding-a-class-viewlet>
>>
>> While this is a documentation update, it's also important for themers to
>> understand that something has changed under the covers. And, for the OOTB
>> project in particular, themers should strive for backwards compatibility.
>>
>> If my notes here are unclear, please let me know.
>>
>> Thanks!
>>
>> - Veda
>>
>>
>> -------------------
>> Veda Williams, ONE/Northwest
>> Web Developer / Skinner
>>
>>
>>
>>
>>
>> --
>> Archive:
>> http://www.openplans.org/projects/ootb-plone-themes/lists/ootb-plone-themes-discussion/archive/2008/12/1228870935366
>> To unsubscribe send an email with subject "unsubscribe" to
>> ootb-plone-themes-discussion-ZwoEplunGu1pszqg2B6Wd5u6nac5fYnt@public.gmane.org  Please contact
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>>
>>
>
>
> --
> Alexander Limi · http://limi.net
>
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> David Glick
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> ONE/Northwest
>
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-- 
Alexander Limi · http://limi.net

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