spec.txt

====== Specification Issues and Planning ======
This section documents problems found in the CSS specs and working drafts. Problems documented here will be addressed by the editors, possibly after discussion in a CSS Working Group meeting, and will result in changes, corrections, clarifications, or no change.

Looking for a [[https://www.w3.org/Bugs/Public/describecomponents.cgi?product=CSS|Link to Bugzilla]] or [[http://w3.org/Style/CSS/Tracker/|Tracker]]?

===== REC or PR =====
RECOMMENDATIONS:
  * [[spec:css2.1|CSS Level 2 Revision 1]]
  * [[spec:css2.2|CSS level 2 Revision 2]]
  * [[spec:css3-color|CSS Color Module Level 3]]
  * [[http://www.w3.org/TR/css3-namespace/|CSS Namespaces Module]]
  * [[spec:css3-selectors|Selectors Level 3]]
PR:
  * ...
===== CR or LC =====
Awaiting implementations, test suites, or actively being revised per implementation experience.
CR:
  * [[spec:css-multicol|CSS Multi-Column Layout Module Level 3]]
  * [[spec:mediaqueries|Media Queries Level 3]]
  * [[spec:css-style-attr|CSS Style Attributes]]
CRLC: (was in CR but sent back to LC per W3C process quirks)
  * [[spec:css3-background|CSS Backgrounds and Borders Module Level 3]]
  * [[spec:css3-ui|CSS Basic User Interface Module Level 3]]
LC:
  * [[spec:css3-images:lc-2012|CSS Images Level 3]]

===== WD =====
These are being actively developed. Sometimes used to be CRs that need major revision.
  * [[spec:css3-transforms|CSS Transforms Level 3]]
  * [[spec:css3-transitions|CSS Transitions Level 3]]
  * [[spec:css3-animations|CSS Animations Level 3]]
  * [[spec:cssom|CSSOM - CSS Object Module]]
  * [[spec:css3-flexbox|CSS Flexbox Module]]
  * [[spec:css3-lists|CSS Lists Module Level 3]]
  * [[spec:css3-regions|CSS Regions Module Level 3]]
  * [[spec:css-ruby|CSS3 Ruby Module]] (out of date CR, back to WD for major revisions)
  * [[spec:css3-text|CSS Text Module Level 3]]
  * [[spec:css3-values|CSS Values and Units Module Level 3]]
  * [[spec:css3-writing-modes|CSS Writing Modes Level 3]]
  * [[spec:css3-speech|CSS Speech Module Level 3]]
  * [[spec:css3-grid-layout|CSS Grid Layout]]
  * [[spec:css3-exclusions|CSS Exclusions]]
  * [[spec:css-shapes|CSS Shapes]]
===== brainstorming =====
This section outlines active possibilities for future specs or notes
  * [[spec:css-round-display|CSS Round Display]]
  * [[spec:css-backgrounds-4]]
  * [[spec:css-pseudo-4|CSS Pseudo Elements Level 4]] (collecting features and ideas)
  * [[spec:css4-color|CSS Color Level 4]] (collecting features and ideas)
  * [[spec:css4-ui|CSS User Interface Module Level 4]] (collecting features and ideas)
  * [[spec:vendor-prefixes|CSS vendor prefixes]] (collecting thoughts about policy/guidance on usage, dropping etc.)
  * [[spec:css4-page|CSS Paged Media Level 4]] (or CSS Pagination, or CSS Fragmentation)
  * [[spec:page-view|Paged View]] (use cases for paged view and page layout)
  * [[spec:text4|Text Level 4]] (why isn't this "css4-text"?) (can't we just move this to "css4-text"?)
  * [[spec:selectors|Selectors Level Next]]
  * [[spec:css3-overflow|CSS Overflow Level 3]]
  * [[spec:box-orphans|Box-model-related features with no home]]
  * [[spec:css3-position|CSS Positioning]]
  * [[spec:mediaqueries4|Media Queries Level 4]]
  * [[spec:css3-cascade|CSS Cascading and Inheritance Level 3]]
  * [[http://www.w3.org/Style/CSS/Tracker/products/33|CSS4 Values and Units]]
  * [[spec:css3-break|CSS Fragmentation Module Level 3]]
  * Pages related to content fragmentation, regions, exclusions, paged views etc:
     * [[spec:page-view|paged view]]
     * [[spec:page-specs|page specs]]
     * [[spec:css3-regions|regions]]
     * [[spec:css3-exclusions|exclusions]]
     * [[spec:css3-region-templates|region templates]]
     * [[spec:fragments-columns-regions-pages|fragments columns regions pages]]
   * [[http://www.w3.org/community/ppl/wiki/Western_Layout_Requirements|Western Layout Requirements]], outlining the advanced printing stuff that XSL-FO does and which we'd like to address in CSS
   * [[spec:font-load-events|Font Load Events]]
   * [[spec:css-regions-4|CSS Regions Module Level 4]]
   * [[spec:css-flexbox-2|CSS Flexbox Level 2]]
   * [[spec:css4-ui|CSS UI Level 4]]
   * [[spec:css-grid-2]]
   * [[spec:css-ruby-2|CSS Ruby Level 2]]
===== out of date =====
These specs are old / out of date and need active editors/owners to bring them up to date.
  * [[spec:css3-box|CSS Box Module Level 3]]
  * [[spec:css3-content|CSS Generated Content Module Level 3]]
  * [[spec:css3-grid|CSS Grid Positioning Module Level 3]]
  * [[spec:css3-preslev|CSS Presentation Levels Module Level 1]]
  * [[spec:css3-ruby|CSS Ruby Layout Module Level 1]]
  * [[spec:css3-syntax|CSS Syntax Module Level 3]]
  * [[spec:css3-tables-algorithms|CSS Table Layout Algorithm Module Level 3]]
  * [[spec:css3-line-grid|CSS Line Grid Module Level 1]]

===== dead, need to be turned into Notes =====
These specs are dead, with no plans to revive them, but they still show up in /TR space looking like real specs. They need to be republished as gravestone Notes.
  * [[http://www.w3.org/TR/becss/|Behavioral Extensions to CSS]]
  * [[http://www.w3.org/TR/css3-hyperlinks/|Hyperlinks]]
  * [[http://www.w3.org/TR/css3-marquee/|Marquee]] (I think nobody implements it? Blink recently dropped its support.)
====== Specification Reviews ======
CSSWG members' comments on related specs not published by our group.

  * [[spec:reviews:svgtiny1.2|SVG Tiny 1.2]]
  * [[spec:reviews:html5|HTML5]]

====== Specification Editing ======

  * [[tools:hg|W3C Mercurial For Dummies]] --- reading/writing to the spec repositories
  * [[tools:bikeshed]] --- generating ''Overview.html'' from ''Overview.bs'' (auto-generating section numbers, indices, cross-links, and other mundane things).  (Or here's a guide for the [[tools:spec-processor|older processor]].)
  * [[http://dev.w3.org/csswg/css-module-bikeshed/Overview.bs|CSS Module Template]] --- for starting new specs (and formatting old ones)
  * [[spec:format-update]] --- for updating existing specs to our latest "specs should include"
  * [[spec:publish]] --- getting your spec on www.w3.org
  * [[spec:issue-tracking]] --- raising your newborn draft into a grown-up spec
  * [[spec:process|Process suggestions for advancing a spec]] --- guidelines for when to advance your spec to the next stage
  * [[spec:teststatus|Test status information on spec]] --- adding information about testing status on the spec
  * [[spec:levels|Specification levels]] -- which levels to publish each spec as
  * [[spec:promises|Using Promises in Specifications]]
====== Coordination between specifications ======
  * [[spec:dfn-patterns|Marking up your <dfn>s for proper cross-linking]]
  * [[spec:cssom-constants|CSSOM Constants]]
  * [[spec:computed-values|Patterns for writing "Computed Value" lines]]
  * [[spec:at-rules-patterns|Patterns for writing at-rules]]
  * [[spec:property-dependencies|Property dependencies]] in computed values
  * [[spec:calc-and-percentages|Specifying Percentages in the Age of Calc()]]
  * [[spec:om-apis|Patterns for writing CSSOM APIs]]
  * [[spec:limited-ranges|Specifying Limited Ranges in Properties and Elsewhere]]
  * [[spec:async-algos|Writing Asynchronous Algorithms]]
====== Coordination between standards groups ======
===== IDPF EPUB =====
See: http://code.google.com/p/epub-revision/wiki/AdvancedAdaptiveLayoutCharter