Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-06-21 15:49:04 +01:00
Code Issues Projects Releases Packages Wiki Activity

Enable to update Element's attributes.

Browse source
This commit is contained in:
Tetsuharu OHZEKI 2013-10-04 18:14:31 -07:00
parent ecc68a5001
commit 41dda86557
2 changed files with 35 additions and 26 deletions
Download patch file Download diff file Expand all files Collapse all files

53
src/components/script/dom/element.rs
View file

@ -18,15 +18,15 @@ use servo_util::tree::{TreeNodeRef, ElementLike};
use js::jsapi::{JSContext, JSObject};
use std::cell::Cell;
use std::comm;
use std::str::eq_slice;
use std::hashmap::HashMap;
use std::ascii::StrAsciiExt;
pub struct Element {
node: Node<ScriptView>,
tag_name: ~str, // TODO: This should be an atom, not a ~str.
attrs: ~[Attr],
attrs: HashMap<~str, ~str>,
attrs_list: ~[~str], // store an order of attributes.
style_attribute: Option<Stylesheet>,
}
@ -126,15 +126,14 @@ impl ElementLike for Element {
}
fn get_attr<'a>(&'a self, name: &str) -> Option<&'a str> {
// FIXME: Need an each() that links lifetimes in Rust.
for attr in self.attrs.iter() {
// FIXME: only case-insensitive in the HTML namespace (as opposed to SVG, etc.)
if attr.name.eq_ignore_ascii_case(name) {
let val: &str = attr.value;
return Some(val);
}
}
return None;
// FIXME: only case-insensitive in the HTML namespace (as opposed to SVG, etc.)
let name = name.to_ascii_lower();
let value: Option<&str> = self.attrs.find_equiv(&name).map(|&value| {
let value: &str = *value;
value
});
return value;
}
}
@ -143,7 +142,8 @@ impl<'self> Element {
Element {
node: Node::new(ElementNodeTypeId(type_id), document),
tag_name: tag_name,
attrs: ~[],
attrs: HashMap::new(),
attrs_list: ~[],
style_attribute: None,
}
}
@ -152,19 +152,20 @@ impl<'self> Element {
abstract_self: AbstractNode<ScriptView>,
raw_name: &DOMString,
raw_value: &DOMString) {
let name = null_str_as_empty(raw_name);
let value_cell = Cell::new(null_str_as_empty(raw_value));
let mut found = false;
for attr in self.attrs.mut_iter() {
if eq_slice(attr.name, name) {
attr.value = value_cell.take().clone();
found = true;
break;
}
}
if !found {
self.attrs.push(Attr::new(name.to_str(), value_cell.take().clone()));
}
let name = null_str_as_empty(raw_name).to_ascii_lower();
let value = null_str_as_empty(raw_value);
// FIXME: reduce the time of `value.clone()`.
self.attrs.mangle(name.clone(), value.clone(),
|new_name: &~str, new_value: ~str| {
// register to the ordered list.
self.attrs_list.push(new_name.clone());
new_value
},
|_, old_value: &mut ~str, new_value: ~str| {
// update value.
*old_value = new_value;
});
if "style" == name {
self.style_attribute = Some(