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| -rw-r--r-- | doc/cha-css.7 | 33 | ||||
| -rw-r--r-- | doc/css.md | 26 |
2 files changed, 43 insertions, 16 deletions
diff --git a/doc/cha-css.7 b/doc/cha-css.7 index b141e39a..cfb41044 100644 --- a/doc/cha-css.7 +++ b/doc/cha-css.7 @@ -2,8 +2,8 @@ .\" .TH "cha\-css" "7" "" "" "Image support in Chawan" .SH CSS in Chawan -This document describes CSS properties supported by Chawan, as well as -its proprietary extensions and deviations from standards. +This document describes CSS features supported by Chawan, as well as its +proprietary extensions and deviations from standards. .PP If you discover a deviation that is not covered by this document, please open a ticket at \c @@ -153,6 +153,21 @@ non\-shorthand properties and the \f[CR]background\f[R] shorthand. Values with a \f[CR]<length>\f[R] type support very simple \f[CR]calc()\f[R] expressions that consist of one addition or subtraction and do not use the \f[CR]var\f[R] function. +.SS Selectors +All selector types from CSS 2.1 are supported, except for namespaces. +.PP +Following standard pseudo\-classes are supported: +\f[CR]:first\-child\f[R], \f[CR]:last\-child\f[R], +\f[CR]:only\-child\f[R], \f[CR]:hover\f[R], \f[CR]:root\f[R], +\f[CR]:nth\-child()\f[R], \f[CR]:nth\-last\-child()\f[R], +\f[CR]:checked\f[R], \f[CR]:focus\f[R], \f[CR]:is()\f[R], +\f[CR]:not()\f[R], \f[CR]:where()\f[R], \f[CR]:lang()\f[R] (only +\[lq]en\[rq] is matched), \f[CR]:link\f[R], \f[CR]:target\f[R]. +.PP +\f[CR]:visited\f[R] is parsed, but for now it is not matched. +.PP +The standard pseudo\-elements \f[CR]::before\f[R], \f[CR]::after\f[R], +and \f[CR]::marker\f[R] are supported. .SS Proprietary extensions .IP \[bu] 2 \f[CR]text\-align\f[R] accepts the values \f[CR]\-cha\-center\f[R], @@ -192,12 +207,12 @@ The \f[CR]\-cha\-colspan\f[R] and \f[CR]\-cha\-rowspan\f[R] properties have the same effect as the \f[CR]colspan\f[R] and \f[CR]rowspan\f[R] attributes on tables. .IP \[bu] 2 -The \f[CR]\-cha\-first\-node\f[R] and \f[CR]\-cha\-last\-node\f[R] -selectors apply to elements that have no preceding/subsequent sibling -node that is either an element node or a text node with non\-whitespace -contents. -(Modeled after \f[CR]\-moz\-first\-node\f[R] and -\f[CR]\-moz\-last\-node\f[R].) +The \f[CR]:\-cha\-first\-node\f[R] and \f[CR]:\-cha\-last\-node\f[R] +pseudo\-classes apply to elements that have no preceding/subsequent +sibling node that is either an element node or a text node with +non\-whitespace contents. +(Modeled after \f[CR]:\-moz\-first\-node\f[R] and +\f[CR]:\-moz\-last\-node\f[R].) .IP \[bu] 2 If \f[CR]buffer.mark\-links\f[R] is set, the \f[CR]::\-cha\-link\-marker\f[R] pseudo\-element will be generated on @@ -210,7 +225,7 @@ screen. The user agent style sheet is a combination of the styles suggested by the HTML standard and a CSS port of w3m\[cq]s rendering. In general, faithfulness to w3m is preferred over the standard\[cq]s -suggestions, unless those break on existing websites. +suggestions, unless w3m\[cq]s rendering breaks on existing websites. .PP Link colors differ depending on the terminal\[cq]s color scheme. .SS Sizing and positioning diff --git a/doc/css.md b/doc/css.md index c40fd2be..8b6b430e 100644 --- a/doc/css.md +++ b/doc/css.md @@ -4,7 +4,7 @@ MANOFF --> # CSS in Chawan -This document describes CSS properties supported by Chawan, as well as +This document describes CSS features supported by Chawan, as well as its proprietary extensions and deviations from standards. If you discover a deviation that is not covered by this document, please @@ -91,7 +91,18 @@ Values with a `<length>` type support very simple `calc()` expressions that consist of one addition or subtraction and do not use the `var` function. -The standard pseudo-elements ::before, ::after, and ::marker are +## Selectors + +All selector types from CSS 2.1 are supported, except for namespaces. + +Following standard pseudo-classes are supported: `:first-child`, +`:last-child`, `:only-child`, `:hover`, `:root`, `:nth-child()`, +`:nth-last-child()`, `:checked`, `:focus`, `:is()`, `:not()`, +`:where()`, `:lang()` (only "en" is matched), `:link`, `:target`. + +`:visited` is parsed, but for now it is not matched. + +The standard pseudo-elements `::before`, `::after`, and `::marker` are supported. ## Proprietary extensions @@ -105,6 +116,7 @@ supported. - An 8-bit integer, indicating a color value as set by XTerm's indexed color feature. + - One of the strings "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white" for an ANSI color, possibly prefixed by the string "bright-" to indicate an aixterm @@ -126,10 +138,10 @@ supported. * The `-cha-colspan` and `-cha-rowspan` properties have the same effect as the `colspan` and `rowspan` attributes on tables. -* The `-cha-first-node` and `-cha-last-node` selectors apply to elements - that have no preceding/subsequent sibling node that is either an - element node or a text node with non-whitespace contents. (Modeled - after `-moz-first-node` and `-moz-last-node`.) +* The `:-cha-first-node` and `:-cha-last-node` pseudo-classes apply to + elements that have no preceding/subsequent sibling node that is either + an element node or a text node with non-whitespace contents. (Modeled + after `:-moz-first-node` and `:-moz-last-node`.) * If `buffer.mark-links` is set, the `::-cha-link-marker` pseudo-element will be generated on all anchor elements. @@ -144,7 +156,7 @@ the display model inherent to projecting the web to a cell-based screen. The user agent style sheet is a combination of the styles suggested by the HTML standard and a CSS port of w3m's rendering. In general, faithfulness to w3m is preferred over the standard's suggestions, unless -those break on existing websites. +w3m's rendering breaks on existing websites. Link colors differ depending on the terminal's color scheme. |