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Cleanup some Document methods.

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This commit is contained in:
Ms2ger 2014-10-23 11:39:03 +02:00
parent 2df236376a
commit 32bcc192b0
1 changed files with 10 additions and 28 deletions
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36
components/script/dom/document.rs
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@ -34,7 +34,7 @@ use dom::documentfragment::DocumentFragment;
use dom::documenttype::DocumentType;
use dom::domimplementation::DOMImplementation;
use dom::element::{Element, AttributeHandlers, get_attribute_parts};
use dom::element::{HTMLHtmlElementTypeId, HTMLHeadElementTypeId, HTMLTitleElementTypeId};
use dom::element::{HTMLHeadElementTypeId, HTMLTitleElementTypeId};
use dom::element::{HTMLBodyElementTypeId, HTMLFrameSetElementTypeId};
use dom::event::{Event, DoesNotBubble, NotCancelable};
use dom::eventtarget::{EventTarget, NodeTargetTypeId, EventTargetHelpers};
@ -407,34 +407,20 @@ trait PrivateDocumentHelpers {
impl<'a> PrivateDocumentHelpers for JSRef<'a, Document> {
fn createNodeList(self, callback: |node: JSRef<Node>| -> bool) -> Temporary<NodeList> {
let window = self.window.root();
match self.GetDocumentElement().root() {
None => {
NodeList::new_simple_list(*window, vec!())
},
let nodes = match self.GetDocumentElement().root() {
None => vec!(),
Some(root) => {
let mut nodes = vec!();
let root: JSRef<Node> = NodeCast::from_ref(*root);
for child in root.traverse_preorder() {
if callback(child) {
nodes.push(child);
}
root.traverse_preorder().filter(|&node| callback(node)).collect()
}
};
NodeList::new_simple_list(*window, nodes)
}
}
}
fn get_html_element(self) -> Option<Temporary<HTMLHtmlElement>> {
match self.GetDocumentElement().root() {
Some(ref root) if {
let root: JSRef<Node> = NodeCast::from_ref(**root);
root.type_id() == ElementNodeTypeId(HTMLHtmlElementTypeId)
} => Some(Temporary::from_rooted(HTMLHtmlElementCast::to_ref(**root).unwrap())),
_ => None,
}
self.GetDocumentElement().root().and_then(|element| {
HTMLHtmlElementCast::to_ref(*element)
}).map(Temporary::from_rooted)
}
}
@ -742,11 +728,7 @@ impl<'a> DocumentMethods for JSRef<'a, Document> {
self.get_html_element().and_then(|root| {
let root = root.root();
let node: JSRef<Node> = NodeCast::from_ref(*root);
node.children().find(|child| {
child.type_id() == ElementNodeTypeId(HTMLHeadElementTypeId)
}).map(|node| {
Temporary::from_rooted(HTMLHeadElementCast::to_ref(node).unwrap())
})
node.children().filter_map(HTMLHeadElementCast::to_ref).next().map(Temporary::from_rooted)
})
}