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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::bindings::codegen::Bindings::DocumentFragmentBinding;
use dom::bindings::codegen::Bindings::DocumentFragmentBinding::DocumentFragmentMethods;
use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
use dom::bindings::codegen::InheritTypes::DocumentFragmentDerived;
use dom::bindings::codegen::InheritTypes::{ElementCast, NodeCast};
use dom::bindings::codegen::UnionTypes::NodeOrString;
use dom::bindings::error::{ErrorResult, Fallible};
use dom::bindings::global::GlobalRef;
use dom::bindings::js::Root;
use dom::document::Document;
use dom::element::Element;
use dom::eventtarget::{EventTarget, EventTargetTypeId};
use dom::htmlcollection::HTMLCollection;
use dom::node::{Node, NodeTypeId, window_from_node};
use dom::nodelist::NodeList;
use util::str::DOMString;
// https://dom.spec.whatwg.org/#documentfragment
#[dom_struct]
pub struct DocumentFragment {
node: Node,
}
impl DocumentFragmentDerived for EventTarget {
fn is_documentfragment(&self) -> bool {
*self.type_id() == EventTargetTypeId::Node(NodeTypeId::DocumentFragment)
}
}
impl DocumentFragment {
/// Creates a new DocumentFragment.
fn new_inherited(document: &Document) -> DocumentFragment {
DocumentFragment {
node: Node::new_inherited(NodeTypeId::DocumentFragment, document),
}
}
pub fn new(document: &Document) -> Root<DocumentFragment> {
Node::reflect_node(box DocumentFragment::new_inherited(document),
document, DocumentFragmentBinding::Wrap)
}
pub fn Constructor(global: GlobalRef) -> Fallible<Root<DocumentFragment>> {
let document = global.as_window().Document();
Ok(DocumentFragment::new(document.r()))
}
}
impl DocumentFragmentMethods for DocumentFragment {
// https://dom.spec.whatwg.org/#dom-parentnode-children
fn Children(&self) -> Root<HTMLCollection> {
let window = window_from_node(self);
HTMLCollection::children(window.r(), NodeCast::from_ref(self))
}
// https://dom.spec.whatwg.org/#dom-parentnode-firstelementchild
fn GetFirstElementChild(&self) -> Option<Root<Element>> {
NodeCast::from_ref(self).child_elements().next()
}
// https://dom.spec.whatwg.org/#dom-parentnode-lastelementchild
fn GetLastElementChild(&self) -> Option<Root<Element>> {
NodeCast::from_ref(self).rev_children().filter_map(ElementCast::to_root).next()
}
// https://dom.spec.whatwg.org/#dom-parentnode-childelementcount
fn ChildElementCount(&self) -> u32 {
NodeCast::from_ref(self).child_elements().count() as u32
}
// https://dom.spec.whatwg.org/#dom-parentnode-prepend
fn Prepend(&self, nodes: Vec<NodeOrString>) -> ErrorResult {
NodeCast::from_ref(self).prepend(nodes)
}
// https://dom.spec.whatwg.org/#dom-parentnode-append
fn Append(&self, nodes: Vec<NodeOrString>) -> ErrorResult {
NodeCast::from_ref(self).append(nodes)
}
// https://dom.spec.whatwg.org/#dom-parentnode-queryselector
fn QuerySelector(&self, selectors: DOMString) -> Fallible<Option<Root<Element>>> {
let root = NodeCast::from_ref(self);
root.query_selector(selectors)
}
// https://dom.spec.whatwg.org/#dom-parentnode-queryselectorall
fn QuerySelectorAll(&self, selectors: DOMString) -> Fallible<Root<NodeList>> {
let root = NodeCast::from_ref(self);
root.query_selector_all(selectors)
}
}
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