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Inline ObjectElement::get_type_and_data into the consumers.

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The usage here doesn't quite work without the lifetimes.
This commit is contained in:
Bobby Holley 2016-03-11 22:46:13 -08:00
parent b1878bd925
commit 7c4dcaa677
1 changed files with 8 additions and 12 deletions
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20
components/layout/construct.rs
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@ -1674,10 +1674,7 @@ impl<'ln, ConcreteThreadSafeLayoutNode> NodeUtils for ConcreteThreadSafeLayoutNo
}
/// Methods for interacting with HTMLObjectElement nodes
trait ObjectElement<'a> {
/// Returns None if this node is not matching attributes.
fn get_type_and_data(&self) -> (Option<&'a str>, Option<&'a str>);
trait ObjectElement {
/// Returns true if this node has object data that is correct uri.
fn has_object_data(&self) -> bool;
@ -1685,21 +1682,20 @@ trait ObjectElement<'a> {
fn object_data(&self) -> Option<Url>;
}
impl<'ln, N> ObjectElement<'ln> for N where N: ThreadSafeLayoutNode<'ln> {
fn get_type_and_data(&self) -> (Option<&'ln str>, Option<&'ln str>) {
let elem = self.as_element();
(elem.get_attr(&ns!(), &atom!("type")), elem.get_attr(&ns!(), &atom!("data")))
}
impl<'ln, N> ObjectElement for N where N: ThreadSafeLayoutNode<'ln> {
fn has_object_data(&self) -> bool {
match self.get_type_and_data() {
let elem = self.as_element();
let type_and_data = (elem.get_attr(&ns!(), &atom!("type")), elem.get_attr(&ns!(), &atom!("data")));
match type_and_data {
(None, Some(uri)) => is_image_data(uri),
_ => false
}
}
fn object_data(&self) -> Option<Url> {
match self.get_type_and_data() {
let elem = self.as_element();
let type_and_data = (elem.get_attr(&ns!(), &atom!("type")), elem.get_attr(&ns!(), &atom!("data")));
match type_and_data {
(None, Some(uri)) if is_image_data(uri) => Url::parse(uri).ok(),
_ => None
}