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Support vendor prefix keyframes rule.

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If there are multiple prefixed/non-prefixed @keyframes with the same name;

* non-prefixed rule overrides earlier rules.
* prefixed rule overrides earlier prefixed rules.
This commit is contained in:
Hiroyuki Ikezoe 2017-04-21 12:17:20 +09:00
parent 17dc598d99
commit 973d8287a9
7 changed files with 73 additions and 23 deletions
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7
components/style/gecko/media_queries.rs
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@ -16,9 +16,9 @@ use gecko_bindings::structs::RawGeckoPresContextOwned;
use media_queries::MediaType;
use parser::ParserContext;
use properties::ComputedValues;
use std::ascii::AsciiExt;
use std::fmt::{self, Write};
use std::sync::Arc;
use str::starts_with_ignore_ascii_case;
use string_cache::Atom;
use style_traits::ToCss;
use style_traits::viewport::ViewportConstraints;
@ -340,11 +340,6 @@ impl MediaExpressionValue {
}
}
fn starts_with_ignore_ascii_case(string: &str, prefix: &str) -> bool {
string.len() > prefix.len() &&
string[0..prefix.len()].eq_ignore_ascii_case(prefix)
}
fn find_feature<F>(mut f: F) -> Option<&'static nsMediaFeature>
where F: FnMut(&'static nsMediaFeature) -> bool,
{