On 18 déc, 08:19, BobV <b...@google.com> wrote:
> On Thu, Dec 18, 2008 at 6:04 PM, Ray Cromwell <cromwell...@gmail.com> wrote:
> > I floated an idea a long time ago of property aliasing/subtyping
> > (see
> > here:http://groups.google.com/group/Google-Web-Toolkit-Contributors/browse...)
>
> I like the aliasing idea, although how do you distinguish between a
> legacy rule written before the alias was defined and a current rule
> that simply doesn't apply to the old value?
<when-property-is name="user.agent" value="ie6" />
<none>
<when-property-is name="user.agent" value="ie7" />
</none>
?
(you would alias ie8<ie7 and ie7<ie6, or you'd need to add value="ie8"
in the <none>, which isn't quite "forwards compatible")
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