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CSSOM Constants

This page lists all standardized CSSOM constants in CSS to avoid the creation of conflicting specs. Vendor-specific features and experimental implementations must use numbers greater than 1000: the 0-1000 range is reserved by the CSS Working Group.

CSSRule.type enumeration

0 - reserved; formerly UNKNOWN_RULE in DOM-Level-2-Style
1 STYLE_RULE CSSOM
2 CHARSET_RULE CSSOM
3 IMPORT_RULE CSSOM
4 MEDIA_RULE CSSOM
5 FONT_FACE_RULE CSSOM
6 PAGE_RULE CSSOM
7 KEYFRAMES_RULE css3-animations
8 KEYFRAME_RULE css3-animations
9 MARGIN_RULE CSSOM
10 NAMESPACE_RULE CSSOM
11 COUNTER_STYLE_RULE css3-lists
12 SUPPORTS_RULE css3-conditional
13 DOCUMENT_RULE css3-conditional
14 FONT_FEATURE_VALUES_RULE css3-fonts
15 VIEWPORT_RULE css-device-adapt
16 REGION_STYLE_RULE proposed for css3-regions
17 CUSTOM_MEDIA_RULE mediaqueries
… 999 - reserved for future standardization

CSSOM Experimental Constants

Constants for proposals that have yet to be accepted by the working group are listed below.

1000 TEXT_TRANSFORM_RULE proposed for css3-text
1001 HOST_RULE proposed for Shadow DOM

CSSOM Vendor Constants

Vendors can list their proprietary constants below to avoid cross-vendor overlap.

Opera

Opera uses numbers in the 0x09E8A001 - 0x09E8AFFF range.

0x09E8A001 NAVIGATION_RULE for @navigation, proposed in css3-gcpm
 
spec/cssom-constants.1418168935.txt.gz · Last modified: 2014/12/09 15:48 by 127.0.0.1
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