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Implement media queries parser and matching. Improves mobile first sites like bootstrap3.

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This commit is contained in:
Glenn Watson 2014-10-08 16:17:02 +10:00
parent 0aeecfc41d
commit c7d81fdde6
7 changed files with 686 additions and 64 deletions
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17
components/style/stylesheets.rs
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@ -14,7 +14,7 @@ use selectors;
use properties;
use errors::{ErrorLoggerIterator, log_css_error};
use namespaces::{NamespaceMap, parse_namespace_rule};
use media_queries::{MediaRule, parse_media_rule};
use media_queries::{Device, MediaRule, parse_media_rule};
use media_queries;
use font_face::{FontFaceRule, Source, parse_font_face_rule, iter_font_face_rules_inner};
@ -165,6 +165,16 @@ pub fn iter_style_rules<'a>(rules: &[CSSRule], device: &media_queries::Device,
}
}
#[cfg(test)]
pub fn iter_stylesheet_media_rules(stylesheet: &Stylesheet, callback: |&MediaRule|) {
for rule in stylesheet.rules.iter() {
match *rule {
CSSMediaRule(ref rule) => callback(rule),
_ => {}
}
}
}
#[inline]
pub fn iter_stylesheet_style_rules(stylesheet: &Stylesheet, device: &media_queries::Device,
callback: |&StyleRule|) {
@ -173,6 +183,7 @@ pub fn iter_stylesheet_style_rules(stylesheet: &Stylesheet, device: &media_queri
#[inline]
pub fn iter_font_face_rules(stylesheet: &Stylesheet, callback: |family: &str, source: &Source|) {
iter_font_face_rules_inner(stylesheet.rules.as_slice(), callback)
pub fn iter_font_face_rules(stylesheet: &Stylesheet, device: &Device,
callback: |family: &str, source: &Source|) {
iter_font_face_rules_inner(stylesheet.rules.as_slice(), device, callback)
}