Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-08-03 12:40:06 +01:00
Code Issues Projects Releases Packages Wiki Activity

Make use of the list of Atoms in ClassSelector

Browse source 
Make use of the list of Atoms in the class attribute selector
(ClassSelector) in selector_matching.

Fixes #3111
This commit is contained in:
Gilles Leblanc 2014-09-11 23:19:26 -04:00
parent a18633b163
commit 81a0d065f1
8 changed files with 71 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

16
components/script/dom/element.rs
View file

@ -168,6 +168,7 @@ impl Element {
pub trait RawLayoutElementHelpers {
unsafe fn get_attr_val_for_layout(&self, namespace: &Namespace, name: &str) -> Option<&'static str>;
unsafe fn get_attr_atom_for_layout(&self, namespace: &Namespace, name: &str) -> Option<Atom>;
unsafe fn has_class_for_layout(&self, name: &str) -> bool;
}
impl RawLayoutElementHelpers for Element {
@ -200,6 +201,18 @@ impl RawLayoutElementHelpers for Element {
(*attr).value_atom_forever()
})
}
#[inline]
unsafe fn has_class_for_layout(&self, name: &str) -> bool {
let attrs: *const Vec<JS<Attr>> = mem::transmute(&self.attrs);
(*attrs).iter().find(|attr: & &JS<Attr>| {
let attr = attr.unsafe_get();
(*attr).local_name_atom_forever().as_slice() == "class"
}).map_or(false, |attr| {
let attr = attr.unsafe_get();
(*attr).value_tokens_forever().map(|mut tokens| { tokens.any(|atom| atom.as_slice() == name) })
}.take().unwrap())
}
}
pub trait LayoutElementHelpers {
@ -955,4 +968,7 @@ impl<'a> style::TElement for JSRef<'a, Element> {
let node: &JSRef<Node> = NodeCast::from_ref(self);
node.get_enabled_state()
}
fn has_class(&self, name: &str) -> bool {
(self as &AttributeHandlers).has_class(name)
}
}