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Issue #852 - Implement the Node.textContent getter.

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This commit is contained in:
Ms2ger 2013-09-04 22:45:31 +02:00
parent 0e351d9f50
commit be2df5d024
1 changed files with 45 additions and 3 deletions
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48
src/components/script/dom/node.rs
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@ -5,9 +5,10 @@
//! The core DOM types. Defines the basic DOM hierarchy as well as all the HTML elements.
use dom::bindings::node;
use dom::bindings::utils::{WrapperCache, DOMString, null_string, ErrorResult};
use dom::bindings::utils::{WrapperCache, DOMString, null_string, str, ErrorResult};
use dom::bindings::utils::{BindingObject, CacheableWrapper, rust_box};
use dom::bindings;
use dom::characterdata::CharacterData;
use dom::document::AbstractDocument;
use dom::element::{Element, ElementTypeId, HTMLImageElementTypeId, HTMLIframeElementTypeId};
use dom::element::{HTMLStyleElementTypeId};
@ -243,11 +244,34 @@ impl<'self, View> AbstractNode<View> {
}
}
// FIXME: This should be doing dynamic borrow checking for safety.
pub fn is_characterdata(self) -> bool {
// FIXME: ProcessingInstruction
self.is_text() || self.is_comment()
}
pub fn with_imm_characterdata<R>(self, f: &fn(&CharacterData) -> R) -> R {
if !self.is_characterdata() {
fail!(~"node is not characterdata");
}
self.transmute(f)
}
pub fn with_mut_characterdata<R>(self, f: &fn(&mut CharacterData) -> R) -> R {
if !self.is_characterdata() {
fail!(~"node is not characterdata");
}
self.transmute_mut(f)
}
pub fn is_comment(self) -> bool {
self.type_id() == CommentNodeTypeId
}
pub fn is_text(self) -> bool {
self.type_id() == TextNodeTypeId
}
// FIXME: This should be doing dynamic borrow checking for safety.
pub fn with_imm_text<R>(self, f: &fn(&Text) -> R) -> R {
if !self.is_text() {
fail!(~"node is not text");
@ -499,7 +523,25 @@ impl Node<ScriptView> {
}
pub fn GetTextContent(&self) -> DOMString {
null_string
match self.type_id {
DoctypeNodeTypeId | ElementNodeTypeId(*) => {
let mut content = ~"";
for node in self.abstract.unwrap().traverse_preorder() {
if node.is_text() {
do node.with_imm_text() |text| {
let s = text.parent.Data();
content = content + s.to_str();
}
}
}
str(content)
}
CommentNodeTypeId | TextNodeTypeId => {
do self.abstract.unwrap().with_imm_characterdata() |characterdata| {
characterdata.Data()
}
}
}
}
pub fn SetTextContent(&mut self, _val: &DOMString, _rv: &mut ErrorResult) {