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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/. */
//! DOM bindings for `CharacterData`.
use dom::bindings::utils::{DOMString, null_string, str, ErrorResult};
use dom::bindings::utils::{BindingObject, CacheableWrapper, WrapperCache};
use dom::node::{Node, NodeTypeId, ScriptView};
use js::jsapi::{JSObject, JSContext};
pub struct CharacterData {
parent: Node<ScriptView>,
data: DOMString
}
impl CharacterData {
pub fn new(id: NodeTypeId, data: ~str) -> CharacterData {
CharacterData {
parent: Node::new(id),
data: str(data)
}
}
pub fn Data(&self) -> DOMString {
self.data.clone()
}
pub fn SetData(&mut self, arg: &DOMString, _rv: &mut ErrorResult) {
self.data = (*arg).clone();
}
pub fn Length(&self) -> u32 {
match self.data {
str(ref s) => s.len() as u32,
null_string => 0
}
}
pub fn SubstringData(&self, offset: u32, count: u32, _rv: &mut ErrorResult) -> DOMString {
match self.data {
str(ref s) => str(s.slice(offset as uint, count as uint).to_str()),
null_string => null_string
}
}
pub fn AppendData(&mut self, arg: &DOMString, _rv: &mut ErrorResult) {
let s = self.data.to_str();
self.data = str(s.append(arg.to_str()));
}
pub fn InsertData(&mut self, _offset: u32, _arg: &DOMString, _rv: &mut ErrorResult) {
fail!("CharacterData::InsertData() is unimplemented")
}
pub fn DeleteData(&mut self, _offset: u32, _count: u32, _rv: &mut ErrorResult) {
fail!("CharacterData::DeleteData() is unimplemented")
}
pub fn ReplaceData(&mut self, _offset: u32, _count: u32, _arg: &DOMString, _rv: &mut ErrorResult) {
fail!("CharacterData::ReplaceData() is unimplemented")
}
}
impl CacheableWrapper for CharacterData {
fn get_wrappercache(&mut self) -> &mut WrapperCache {
self.parent.get_wrappercache()
}
fn wrap_object_shared(@mut self, _cx: *JSContext, _scope: *JSObject) -> *JSObject {
fail!(~"need to implement wrapping");
}
}
impl BindingObject for CharacterData {
fn GetParentObject(&self, cx: *JSContext) -> Option<@mut CacheableWrapper> {
self.parent.GetParentObject(cx)
}
}
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