On Sep 14, P T Withington wrote:
> Approved.
> 
> Couple of comments:
> 
> 1) Why not cache the classname -> class lookup when parsing the rule,
> instead of having to re-ask it?
right now the parsing happens before all the classes are defined.

> 2) _selTypes.class is what CSS would call a 'tag' selector, which
> confuses me -- if/when we offer the orthogonal CSS 'class' selector, it
> will get more confusing.
I'll change this.

A
> 
> On 2006-09-13, at 20:08 EDT, Adam Wolff wrote:
> 
> > Change change.XXXXXXXXX.4kLDyQqX.txt by [EMAIL PROTECTED]
> > /Users/adam/laszlo/src/svn/openlaszlo/trunk/ on 2006-09-13 16:30:54 PDT
> > 
> > Summary: Fix specificity implementation for CSS rules. Implement new
> > "applicability" logic without resorting to poking at private aspects of the
> > class implementation.
> > 
> > New Features:
> > 
> > Bugs Fixed:
> > 
> > Technical Reviewer: ptw
> > QA Reviewer: (pending)
> > Doc Reviewer: (pending)
> > 
> > Documentation:
> > 
> > Release Notes:
> > In cases where two rules have the same specificity, Laszlo defines an
> > additional "applicability" rule, which attempts to prefer rules which select
> > subclasses over rules which select superclasses.
> > 
> > In the case of descendant selectors, descendants are compared in lock-step.
> > If two steps in the descendant selector select for non-equivalent classes,
> > the subclass will be considered higher specificity than the superclass.
> > 
> > In cases where one of the two descendants being compared is not a class
> > selector, the selector is skipped for the purposes of this comparison. If
> > the comparison process walks off the end of either selector chain,
> > last-one-wins lexical order applies.
> > 
> > Details:
> > This is a refactor of the specificity rule calculation in addition to a
> > removal of the skanky classhops count.
> > 
> > Tests:
> >   New test:
> >    http://localhost:8080/trunk/test/style/specificity/newspecificity.lzx
> > 
> >   Updated (to show how redefined applicability works) :
> >    http://localhost:8080/trunk/test/style/specificity/applicability.lzx
> > 
> >   Ran:
> >    http://localhost:8080/trunk/diamond/client/test/speedtest.lzx
> >    
> > http://localhost:8080/trunk/test/style/descendantselector/complex-descendant-selector-test.lzx
> >    http://localhost:8080/trunk/test/style/constraints/constraint-test.lzx
> >    http://localhost:8080/trunk/test/style/specificity/specificity-tests.lzx
> > 
> > 
> > Files:
> > M      test/style/specificity/applicability.lzx
> > A      test/style/specificity/newspecificity.lzx
> > M      WEB-INF/lps/lfc/services/LzCSSStyle.js
> > <patch.adam.0YHE.tgz>
> 

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