[webkit-dev] What is XBL?

Adam Barth abarth at webkit.org
Wed Aug 25 09:31:04 PDT 2010


The existing code is very confused.  For example, it doesn't seem to
know that RefCounted objects start with an initial ref.  My guess is
that it was written a long time ago and then was abandoned.  As the
project moved forward, this code got left behind.

Adam


On Wed, Aug 25, 2010 at 9:26 AM, Dimitri Glazkov <dglazkov at chromium.org> wrote:
> Hear hear. I am still very interesting in having something like XBL in
> WebKit and am now to the point of having good chunk of time to work on
> this. Having said that, I am not sure how much of the current
> XBL-related code remains useful. If it's not, we might just as well
> zap it and start with a clean slate.
>
> :DG<
>
> On Wed, Aug 25, 2010 at 9:18 AM, Dan Bernstein <mitz at apple.com> wrote:
>>
>> On Aug 25, 2010, at 9:11 AM, Julien Chaffraix wrote:
>>
>>>> http://en.wikipedia.org/wiki/XBL , I guess?
>>>
>>> FYI XBL has been superseded by XBL 2.0 that is not backward compatible
>>> with the first version [1]. Thus our code is just obsolete.
>>
>> All XBL-related code in WebKit is for XBL2. It seems as if WebKit had working XBL2 support, most of the form controls added over the last couple of years could have been defined declaratively in markup rather than requiring the significant amount of C++ code that they currently do.
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