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Fix some implementations for DOM tree accessors

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This commit is contained in:
Youngsoo Son 2013-08-02 18:53:38 +09:00
parent 8032b17e36
commit 7b20da05f6
1 changed files with 30 additions and 23 deletions
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53
src/components/script/dom/htmldocument.rs
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@ -2,10 +2,11 @@
* 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::document::{AbstractDocument, Document, WrappableDocument, HTML};
use dom::bindings::codegen::HTMLDocumentBinding;
use dom::bindings::utils::{DOMString, ErrorResult, null_string};
use dom::bindings::utils::{CacheableWrapper, BindingObject, WrapperCache};
use dom::document::{AbstractDocument, Document, WrappableDocument, HTML};
use dom::element::Element;
use dom::htmlcollection::HTMLCollection;
use dom::node::{AbstractNode, ScriptView};
use dom::window::Window;
@ -16,6 +17,7 @@ use servo_util::tree::TreeUtils;
use std::libc;
use std::ptr;
use std::str::eq_slice;
pub struct HTMLDocument {
parent: Document
@ -66,11 +68,11 @@ impl HTMLDocument {
}
pub fn Images(&self) -> @mut HTMLCollection {
self.createHTMLCollection(~"img")
self.createHTMLCollection(|elem| eq_slice(elem.tag_name, "img"))
}
pub fn Embeds(&self) -> @mut HTMLCollection {
self.createHTMLCollection(~"embed")
self.createHTMLCollection(|elem| eq_slice(elem.tag_name, "embed"))
}
pub fn Plugins(&self) -> @mut HTMLCollection {
@ -78,15 +80,23 @@ impl HTMLDocument {
}
pub fn Links(&self) -> @mut HTMLCollection {
self.createHTMLCollection(~"link")
self.createHTMLCollection(|elem| {
if eq_slice(elem.tag_name, "a") || eq_slice(elem.tag_name, "area") {
match elem.get_attr("href") {
Some(_val) => true,
None() => false
}
}
else { false }
})
}
pub fn Forms(&self) -> @mut HTMLCollection {
self.createHTMLCollection(~"form")
self.createHTMLCollection(|elem| eq_slice(elem.tag_name, "form"))
}
pub fn Scripts(&self) -> @mut HTMLCollection {
self.createHTMLCollection(~"script")
self.createHTMLCollection(|elem| eq_slice(elem.tag_name, "script"))
}
pub fn Close(&self, _rv: &mut ErrorResult) {
@ -159,11 +169,20 @@ impl HTMLDocument {
}
pub fn Anchors(&self) -> @mut HTMLCollection {
self.createHTMLCollection(~"a")
self.createHTMLCollection(|elem| {
if eq_slice(elem.tag_name, "a") {
match elem.get_attr("name") {
Some(_val) => true,
None() => false
}
}
else { false }
})
}
pub fn Applets(&self) -> @mut HTMLCollection {
self.createHTMLCollection(~"applet")
// FIXME: This should be return OBJECT elements containing applets.
self.createHTMLCollection(|elem| eq_slice(elem.tag_name, "applet"))
}
pub fn Clear(&self) {
@ -173,26 +192,14 @@ impl HTMLDocument {
ptr::null()
}
fn createHTMLCollection(&self, elem_name: ~str) -> @mut HTMLCollection {
fn createHTMLCollection(&self, callback: &fn(elem: &Element) -> bool) -> @mut HTMLCollection {
let (scope, cx) = self.get_scope_and_cx();
let mut elements = ~[];
let _ = for self.parent.root.traverse_preorder |child| {
if child.is_element() {
do child.with_imm_element |elem| {
match elem_name {
~"link" => {
if elem.tag_name == ~"a" || elem.tag_name == ~"area" {
match elem.get_attr("href") {
Some(_val) => elements.push(child),
None() => ()
}
}
}
_ => {
if elem.tag_name == elem_name {
elements.push(child);
}
}
if callback(elem) {
elements.push(child);
}
}
}