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Implement the form owner concept

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This commit is contained in:
Mukilan Thiyagarajan 2017-01-28 17:20:01 +03:00 • committed by Anthony Ramine
parent f90e19f705
commit 38a61712e4
25 changed files with 1004 additions and 165 deletions
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49
components/script/dom/htmlselectelement.rs
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@ -32,6 +32,7 @@ use dom::validitystate::{ValidityState, ValidationFlags};
use dom::virtualmethods::VirtualMethods;
use dom_struct::dom_struct;
use html5ever_atoms::LocalName;
use std::default::Default;
use std::iter;
use style::attr::AttrValue;
use style::element_state::*;
@ -61,6 +62,7 @@ impl CollectionFilter for OptionsFilter {
pub struct HTMLSelectElement {
htmlelement: HTMLElement,
options: MutNullableJS<HTMLOptionsCollection>,
form_owner: MutNullableJS<HTMLFormElement>,
}
static DEFAULT_SELECT_SIZE: u32 = 0;
@ -73,7 +75,8 @@ impl HTMLSelectElement {
htmlelement:
HTMLElement::new_inherited_with_state(IN_ENABLED_STATE,
local_name, prefix, document),
options: Default::default()
options: Default::default(),
form_owner: Default::default(),
}
}
@ -344,19 +347,25 @@ impl VirtualMethods for HTMLSelectElement {
fn attribute_mutated(&self, attr: &Attr, mutation: AttributeMutation) {
self.super_type().unwrap().attribute_mutated(attr, mutation);
if attr.local_name() == &local_name!("disabled") {
let el = self.upcast::<Element>();
match mutation {
AttributeMutation::Set(_) => {
el.set_disabled_state(true);
el.set_enabled_state(false);
},
AttributeMutation::Removed => {
el.set_disabled_state(false);
el.set_enabled_state(true);
el.check_ancestors_disabled_state_for_form_control();
match attr.local_name() {
&local_name!("disabled") => {
let el = self.upcast::<Element>();
match mutation {
AttributeMutation::Set(_) => {
el.set_disabled_state(true);
el.set_enabled_state(false);
},
AttributeMutation::Removed => {
el.set_disabled_state(false);
el.set_enabled_state(true);
el.check_ancestors_disabled_state_for_form_control();
}
}
}
},
&local_name!("form") => {
self.form_attribute_mutated(mutation);
},
_ => {},
}
}
@ -388,7 +397,19 @@ impl VirtualMethods for HTMLSelectElement {
}
}
impl FormControl for HTMLSelectElement {}
impl FormControl for HTMLSelectElement {
fn form_owner(&self) -> Option<Root<HTMLFormElement>> {
self.form_owner.get()
}
fn set_form_owner(&self, form: Option<&HTMLFormElement>) {
self.form_owner.set(form);
}
fn to_element<'a>(&'a self) -> &'a Element {
self.upcast::<Element>()
}
}
impl Validatable for HTMLSelectElement {
fn is_instance_validatable(&self) -> bool {