Expected from the W3C
in 1999
Tim Bray
XML Europe ‘99
XML Schemas
Requirements draft (RD) published
Working on data types and "the rest" in two parallel streams
Working Drafts (WD) in 1999
Sample problems:
bring back the &-connector?
context-sensitive element declarations?
XML Fragments
RD and one WD published
Proposed Recommendation (PR) soon
XML Infoset
RD published
WD soon
Will require lots of co-ordination
Sample problems:
namespace prefixes?
DTD contents?
XML Linking
Two streams: XLink and XPointer
XLink WD & PR soon
Sample problems:
behaviors on end-points or "arcs"?
XSL also has query/addressing facility; is this a problem?
XML Syntax
XML 1.0 Errata now being updated
XML canonicalization RD published
Sample problems:
combining character (é) normalization?
white space in element content?
Querying XML
Immensely successful workshop in 1998/12 (97 people, 60+ papers)
Sample problems:
just a QL, or a request/result protocol too?
graphs or trees?
XSL
Succession of WDs, most recent last week
PR in mid-1999
Sample problems:
flow object relationship to CSS?
hooks for procedural logic?
Document Object Model
Level 2 WD published
PR sometime mid-1999
Sample problems:
namespace handling
stylesheet modeling
query facilities
HTML
Step 1 is XHTML, HTML4 in XML; several WDs published, PR soon
Coming soon: modularized DTD to allow modular use of parts of HTML
Sample problems:
MIME type
upper/lower case tags
what does <a href="foo.html#Sec27"> match?
CSS
CSS-3 RD has been published
CSS-3 WD coming soon
Internationalization (I18n)
RD published
Draft character model published
Sample problems:
normalize upstream or downstream?
is it ever safe to count "characters"?
Expected from the W3C
in 1999
Tim Bray
XML Europe ‘99