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