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use dom_struct::dom_struct;
use html5ever::{local_name, LocalName, Prefix};
use js::rust::HandleObject;
use style_traits::dom::ElementState;
use crate::dom::attr::Attr;
use crate::dom::bindings::codegen::Bindings::HTMLOptGroupElementBinding::HTMLOptGroupElementMethods;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::root::DomRoot;
use crate::dom::document::Document;
use crate::dom::element::{AttributeMutation, Element};
use crate::dom::htmlelement::HTMLElement;
use crate::dom::htmloptionelement::HTMLOptionElement;
use crate::dom::htmlselectelement::HTMLSelectElement;
use crate::dom::node::{BindContext, Node, ShadowIncluding, UnbindContext};
use crate::dom::validation::Validatable;
use crate::dom::validitystate::ValidationFlags;
use crate::dom::virtualmethods::VirtualMethods;
#[dom_struct]
pub struct HTMLOptGroupElement {
htmlelement: HTMLElement,
}
impl HTMLOptGroupElement {
fn new_inherited(
local_name: LocalName,
prefix: Option<Prefix>,
document: &Document,
) -> HTMLOptGroupElement {
HTMLOptGroupElement {
htmlelement: HTMLElement::new_inherited_with_state(
ElementState::ENABLED,
local_name,
prefix,
document,
),
}
}
#[allow(unrooted_must_root)]
pub fn new(
local_name: LocalName,
prefix: Option<Prefix>,
document: &Document,
proto: Option<HandleObject>,
) -> DomRoot<HTMLOptGroupElement> {
Node::reflect_node_with_proto(
Box::new(HTMLOptGroupElement::new_inherited(
local_name, prefix, document,
)),
document,
proto,
)
}
fn update_select_validity(&self) {
if let Some(select) = self
.upcast::<Node>()
.ancestors()
.filter_map(DomRoot::downcast::<HTMLSelectElement>)
.next()
{
select
.validity_state()
.perform_validation_and_update(ValidationFlags::all());
}
}
}
impl HTMLOptGroupElementMethods for HTMLOptGroupElement {
make_bool_getter!(Disabled, "disabled");
make_bool_setter!(SetDisabled, "disabled");
}
impl VirtualMethods for HTMLOptGroupElement {
fn super_type(&self) -> Option<&dyn VirtualMethods> {
Some(self.upcast::<HTMLElement>() as &dyn VirtualMethods)
}
fn attribute_mutated(&self, attr: &Attr, mutation: AttributeMutation) {
self.super_type().unwrap().attribute_mutated(attr, mutation);
match attr.local_name() {
&local_name!("disabled") => {
let disabled_state = match mutation {
AttributeMutation::Set(None) => true,
AttributeMutation::Set(Some(_)) => {
return;
},
AttributeMutation::Removed => false,
};
let el = self.upcast::<Element>();
el.set_disabled_state(disabled_state);
el.set_enabled_state(!disabled_state);
let options = el
.upcast::<Node>()
.children()
.filter(|child| child.is::<HTMLOptionElement>())
.map(|child| DomRoot::from_ref(child.downcast::<HTMLOptionElement>().unwrap()));
if disabled_state {
for option in options {
let el = option.upcast::<Element>();
el.set_disabled_state(true);
el.set_enabled_state(false);
}
} else {
for option in options {
let el = option.upcast::<Element>();
el.check_disabled_attribute();
}
}
},
_ => {},
}
}
fn bind_to_tree(&self, context: &BindContext) {
if let Some(ref s) = self.super_type() {
s.bind_to_tree(context);
}
self.update_select_validity();
}
fn unbind_from_tree(&self, context: &UnbindContext) {
self.super_type().unwrap().unbind_from_tree(context);
if let Some(select) = context
.parent
.inclusive_ancestors(ShadowIncluding::No)
.filter_map(DomRoot::downcast::<HTMLSelectElement>)
.next()
{
select
.validity_state()
.perform_validation_and_update(ValidationFlags::all());
}
}
}