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7d6ea83479
Given codegen now generates the various TypeId enums, it seems pointless to still have to write their respective values in every DOM struct inheriting from Node just to set the initial IS_IN_DOC flag in Document and IN_ENABLED_STATE in form controls.
95 lines
3.4 KiB
Rust
95 lines
3.4 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::CharacterDataBinding::CharacterDataMethods;
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use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
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use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
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use dom::bindings::codegen::Bindings::TextBinding::{self, TextMethods};
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use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
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use dom::bindings::codegen::InheritTypes::{CharacterDataCast, NodeCast, TextDerived};
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use dom::bindings::error::{Error, Fallible};
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use dom::bindings::global::GlobalRef;
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use dom::bindings::js::Root;
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use dom::bindings::js::{RootedReference};
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use dom::characterdata::CharacterData;
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use dom::document::Document;
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use dom::node::Node;
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use util::str::DOMString;
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/// An HTML text node.
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#[dom_struct]
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pub struct Text {
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characterdata: CharacterData,
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}
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impl Text {
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fn new_inherited(text: DOMString, document: &Document) -> Text {
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Text {
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characterdata: CharacterData::new_inherited(text, document)
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}
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}
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pub fn new(text: DOMString, document: &Document) -> Root<Text> {
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Node::reflect_node(box Text::new_inherited(text, document),
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document, TextBinding::Wrap)
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}
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pub fn Constructor(global: GlobalRef, text: DOMString) -> Fallible<Root<Text>> {
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let document = global.as_window().Document();
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Ok(Text::new(text, document.r()))
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}
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}
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impl TextMethods for Text {
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// https://dom.spec.whatwg.org/#dom-text-splittextoffset
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fn SplitText(&self, offset: u32) -> Fallible<Root<Text>> {
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let cdata = CharacterDataCast::from_ref(self);
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// Step 1.
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let length = cdata.Length();
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if offset > length {
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// Step 2.
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return Err(Error::IndexSize);
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}
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// Step 3.
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let count = length - offset;
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// Step 4.
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let new_data = cdata.SubstringData(offset, count).unwrap();
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// Step 5.
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let node = NodeCast::from_ref(self);
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let owner_doc = node.owner_doc();
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let new_node = owner_doc.r().CreateTextNode(new_data);
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// Step 6.
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let parent = node.GetParentNode();
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if let Some(ref parent) = parent {
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// Step 7.
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parent.r().InsertBefore(NodeCast::from_ref(new_node.r()),
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node.GetNextSibling().r())
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.unwrap();
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// TODO: Ranges.
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}
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// Step 8.
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cdata.DeleteData(offset, count).unwrap();
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if parent.is_none() {
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// Step 9.
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// TODO: Ranges
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}
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// Step 10.
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Ok(new_node)
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}
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// https://dom.spec.whatwg.org/#dom-text-wholetext
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fn WholeText(&self) -> DOMString {
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let first = NodeCast::from_ref(self).inclusively_preceding_siblings()
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.take_while(|node| node.r().is_text())
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.last().unwrap();
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let nodes = first.r().inclusively_following_siblings()
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.take_while(|node| node.r().is_text());
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let mut text = DOMString::new();
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for ref node in nodes {
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let cdata = CharacterDataCast::to_ref(node.r()).unwrap();
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text.push_str(&cdata.data());
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}
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text
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}
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}
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