Re: <style scoped> and the cascade

On Thu, Mar 8, 2012 at 08:50, Tab Atkins Jr. <jackalmage@gmail.com> wrote:

> Everything you need should already be there - just add the concept of
> 'scope' to the author origin, such that for any two scoped styles A
> and B, if B's scoping element is a descendant of A's scoping element,
> B's styles have a higher weight than A's styles. (If A and B don't
> have an ancestor/descendant relationship, the relative weighting is
> undefined, but they can't ever apply to the same elements anyway.
> Note: we should make sure this invariant remains true.)


FWIW, one case where this invariant may be violated is with XBL's
'apply-binding-sheets'.

- Roland