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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/. */
use dom::bindings::codegen::Bindings::HTMLFieldSetElementBinding;
use dom::bindings::codegen::Bindings::HTMLFieldSetElementBinding::HTMLFieldSetElementMethods;
use dom::bindings::codegen::InheritTypes::{ElementCast, HTMLFieldSetElementDerived, NodeCast};
use dom::bindings::codegen::InheritTypes::{HTMLElementCast, HTMLLegendElementDerived};
use dom::bindings::js::{JSRef, Temporary};
use dom::bindings::utils::{Reflectable, Reflector};
use dom::document::Document;
use dom::element::{AttributeHandlers, Element, HTMLFieldSetElementTypeId, HTMLButtonElementTypeId};
use dom::element::{HTMLInputElementTypeId, HTMLSelectElementTypeId, HTMLTextAreaElementTypeId};
use dom::eventtarget::{EventTarget, NodeTargetTypeId};
use dom::htmlcollection::{HTMLCollection, CollectionFilter};
use dom::htmlelement::HTMLElement;
use dom::node::{DisabledStateHelpers, Node, NodeHelpers, ElementNodeTypeId, window_from_node};
use dom::validitystate::ValidityState;
use dom::virtualmethods::VirtualMethods;
use servo_util::atom::Atom;
use servo_util::str::{DOMString, StaticStringVec};
#[deriving(Encodable)]
#[must_root]
pub struct HTMLFieldSetElement {
pub htmlelement: HTMLElement
}
impl HTMLFieldSetElementDerived for EventTarget {
fn is_htmlfieldsetelement(&self) -> bool {
self.type_id == NodeTargetTypeId(ElementNodeTypeId(HTMLFieldSetElementTypeId))
}
}
impl HTMLFieldSetElement {
pub fn new_inherited(localName: DOMString, document: JSRef<Document>) -> HTMLFieldSetElement {
HTMLFieldSetElement {
htmlelement: HTMLElement::new_inherited(HTMLFieldSetElementTypeId, localName, document)
}
}
#[allow(unrooted_must_root)]
pub fn new(localName: DOMString, document: JSRef<Document>) -> Temporary<HTMLFieldSetElement> {
let element = HTMLFieldSetElement::new_inherited(localName, document);
Node::reflect_node(box element, document, HTMLFieldSetElementBinding::Wrap)
}
}
impl<'a> HTMLFieldSetElementMethods for JSRef<'a, HTMLFieldSetElement> {
// http://www.whatwg.org/html/#dom-fieldset-elements
fn Elements(self) -> Temporary<HTMLCollection> {
struct ElementsFilter;
impl CollectionFilter for ElementsFilter {
fn filter(&self, elem: JSRef<Element>, root: JSRef<Node>) -> bool {
static tag_names: StaticStringVec = &["button", "fieldset", "input",
"keygen", "object", "output", "select", "textarea"];
let root: JSRef<Element> = ElementCast::to_ref(root).unwrap();
elem != root && tag_names.iter().any(|&tag_name| tag_name == elem.deref().local_name.as_slice())
}
}
let node: JSRef<Node> = NodeCast::from_ref(self);
let filter = box ElementsFilter;
let window = window_from_node(node).root();
HTMLCollection::create(*window, node, filter)
}
fn Validity(self) -> Temporary<ValidityState> {
let window = window_from_node(self).root();
ValidityState::new(*window)
}
// http://www.whatwg.org/html/#dom-fieldset-disabled
make_bool_getter!(Disabled)
// http://www.whatwg.org/html/#dom-fieldset-disabled
fn SetDisabled(self, disabled: bool) {
let elem: JSRef<Element> = ElementCast::from_ref(self);
elem.set_bool_attribute("disabled", disabled)
}
}
impl<'a> VirtualMethods for JSRef<'a, HTMLFieldSetElement> {
fn super_type<'a>(&'a self) -> Option<&'a VirtualMethods> {
let htmlelement: &JSRef<HTMLElement> = HTMLElementCast::from_borrowed_ref(self);
Some(htmlelement as &VirtualMethods)
}
fn after_set_attr(&self, name: &Atom, value: DOMString) {
match self.super_type() {
Some(ref s) => s.after_set_attr(name, value.clone()),
_ => (),
}
let node: JSRef<Node> = NodeCast::from_ref(*self);
match name.as_slice() {
"disabled" => {
node.set_disabled_state(true);
node.set_enabled_state(false);
let maybe_legend = node.children().find(|node| node.is_htmllegendelement());
let filtered: Vec<JSRef<Node>> = node.children().filter(|child| {
maybe_legend.map_or(true, |legend| legend != *child)
}).collect();
for descendant in filtered.iter().flat_map(|child| child.traverse_preorder()) {
match descendant.type_id() {
ElementNodeTypeId(HTMLButtonElementTypeId) |
ElementNodeTypeId(HTMLInputElementTypeId) |
ElementNodeTypeId(HTMLSelectElementTypeId) |
ElementNodeTypeId(HTMLTextAreaElementTypeId) => {
descendant.set_disabled_state(true);
descendant.set_enabled_state(false);
},
_ => ()
}
}
},
_ => ()
}
}
fn before_remove_attr(&self, name: &Atom, value: DOMString) {
match self.super_type() {
Some(ref s) => s.before_remove_attr(name, value),
_ => (),
}
let node: JSRef<Node> = NodeCast::from_ref(*self);
match name.as_slice() {
"disabled" => {
node.set_disabled_state(false);
node.set_enabled_state(true);
let maybe_legend = node.children().find(|node| node.is_htmllegendelement());
let filtered: Vec<JSRef<Node>> = node.children().filter(|child| {
maybe_legend.map_or(true, |legend| legend != *child)
}).collect();
for descendant in filtered.iter().flat_map(|child| child.traverse_preorder()) {
match descendant.type_id() {
ElementNodeTypeId(HTMLButtonElementTypeId) |
ElementNodeTypeId(HTMLInputElementTypeId) |
ElementNodeTypeId(HTMLSelectElementTypeId) |
ElementNodeTypeId(HTMLTextAreaElementTypeId) => {
descendant.check_disabled_attribute();
descendant.check_ancestors_disabled_state_for_form_control();
},
_ => ()
}
}
},
_ => ()
}
}
}
impl Reflectable for HTMLFieldSetElement {
fn reflector<'a>(&'a self) -> &'a Reflector {
self.htmlelement.reflector()
}
}
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