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Use Cell/RefCell for interior mutability of Attr, AttrList, Blob,

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BrowserContext, ClientRect, and ClientRectList.
This commit is contained in:
Tetsuharu OHZEKI 2014-05-28 04:10:54 +09:00
parent 5ae7c4cbb1
commit 46ead90515
3 changed files with 11 additions and 8 deletions
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7
src/components/script/dom/attr.rs
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@ -13,6 +13,7 @@ use dom::virtualmethods::vtable_for;
use servo_util::namespace;
use servo_util::namespace::Namespace;
use servo_util::str::DOMString;
use std::cell::Cell;
pub enum AttrSettingType {
FirstSetAttr,
@ -29,7 +30,7 @@ pub struct Attr {
pub prefix: Option<DOMString>,
/// the element that owns this attribute.
pub owner: JS<Element>,
pub owner: Cell<JS<Element>>,
}
impl Reflectable for Attr {
@ -53,7 +54,7 @@ impl Attr {
name: name, //TODO: Intern attribute names
namespace: namespace,
prefix: prefix,
owner: owner.unrooted(),
owner: Cell::new(owner.unrooted()),
}
}
@ -65,7 +66,7 @@ impl Attr {
}
pub fn set_value(&mut self, set_type: AttrSettingType, value: DOMString) {
let mut owner = self.owner.root();
let mut owner = self.owner.get().root();
let node: &mut JSRef<Node> = NodeCast::from_mut_ref(&mut *owner);
let namespace_is_null = self.namespace == namespace::Null;