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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::attr::Attr;
use dom::attr::AttrHelpers;
use dom::bindings::codegen::Bindings::CharacterDataBinding::CharacterDataMethods;
use dom::bindings::codegen::Bindings::HTMLOptionElementBinding;
use dom::bindings::codegen::Bindings::HTMLOptionElementBinding::HTMLOptionElementMethods;
use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
use dom::bindings::codegen::InheritTypes::{CharacterDataCast, ElementCast, HTMLElementCast, NodeCast, TextDerived};
use dom::bindings::codegen::InheritTypes::{HTMLOptionElementDerived};
use dom::bindings::codegen::InheritTypes::{HTMLScriptElementDerived};
use dom::bindings::js::Root;
use dom::document::Document;
use dom::element::ElementTypeId;
use dom::element::{AttributeHandlers, ElementHelpers};
use dom::eventtarget::{EventTarget, EventTargetTypeId};
use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
use dom::node::{DisabledStateHelpers, Node, NodeHelpers, NodeTypeId};
use dom::virtualmethods::VirtualMethods;
use util::str::{DOMString, split_html_space_chars};
#[dom_struct]
#[derive(HeapSizeOf)]
pub struct HTMLOptionElement {
htmlelement: HTMLElement
}
impl HTMLOptionElementDerived for EventTarget {
fn is_htmloptionelement(&self) -> bool {
*self.type_id() ==
EventTargetTypeId::Node(
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLOptionElement)))
}
}
impl HTMLOptionElement {
fn new_inherited(localName: DOMString,
prefix: Option<DOMString>,
document: &Document) -> HTMLOptionElement {
HTMLOptionElement {
htmlelement:
HTMLElement::new_inherited(HTMLElementTypeId::HTMLOptionElement, localName, prefix, document)
}
}
#[allow(unrooted_must_root)]
pub fn new(localName: DOMString,
prefix: Option<DOMString>,
document: &Document) -> Root<HTMLOptionElement> {
let element = HTMLOptionElement::new_inherited(localName, prefix, document);
Node::reflect_node(box element, document, HTMLOptionElementBinding::Wrap)
}
}
fn collect_text(node: &&Node, value: &mut DOMString) {
let elem = ElementCast::to_ref(*node).unwrap();
let svg_script = *elem.namespace() == ns!(SVG) && elem.local_name() == &atom!("script");
let html_script = node.is_htmlscriptelement();
if svg_script || html_script {
return;
} else {
for child in node.children() {
if child.r().is_text() {
let characterdata = CharacterDataCast::to_ref(child.r()).unwrap();
value.push_str(&characterdata.Data());
} else {
collect_text(&child.r(), value);
}
}
}
}
impl<'a> HTMLOptionElementMethods for &'a HTMLOptionElement {
// https://www.whatwg.org/html/#dom-option-disabled
make_bool_getter!(Disabled);
// https://www.whatwg.org/html/#dom-option-disabled
fn SetDisabled(self, disabled: bool) {
let elem = ElementCast::from_ref(self);
elem.set_bool_attribute(&atom!("disabled"), disabled)
}
// https://www.whatwg.org/html/#dom-option-text
fn Text(self) -> DOMString {
let node = NodeCast::from_ref(self);
let mut content = String::new();
collect_text(&node, &mut content);
let v: Vec<&str> = split_html_space_chars(&content).collect();
v.join(" ")
}
// https://www.whatwg.org/html/#dom-option-text
fn SetText(self, value: DOMString) {
let node = NodeCast::from_ref(self);
node.SetTextContent(Some(value))
}
// https://html.spec.whatwg.org/multipage/#attr-option-value
fn Value(self) -> DOMString {
let element = ElementCast::from_ref(self);
let attr = &atom!("value");
if element.has_attribute(attr) {
element.get_string_attribute(attr)
} else {
self.Text()
}
}
// https://html.spec.whatwg.org/multipage/#attr-option-value
make_setter!(SetValue, "value");
// https://html.spec.whatwg.org/multipage/#attr-option-label
fn Label(self) -> DOMString {
let element = ElementCast::from_ref(self);
let attr = &atom!("label");
if element.has_attribute(attr) {
element.get_string_attribute(attr)
} else {
self.Text()
}
}
// https://html.spec.whatwg.org/multipage/#attr-option-label
make_setter!(SetLabel, "label");
}
impl<'a> VirtualMethods for &'a HTMLOptionElement {
fn super_type<'b>(&'b self) -> Option<&'b VirtualMethods> {
let htmlelement: &&HTMLElement = HTMLElementCast::from_borrowed_ref(self);
Some(htmlelement as &VirtualMethods)
}
fn after_set_attr(&self, attr: &Attr) {
if let Some(ref s) = self.super_type() {
s.after_set_attr(attr);
}
match attr.local_name() {
&atom!("disabled") => {
let node = NodeCast::from_ref(*self);
node.set_disabled_state(true);
node.set_enabled_state(false);
},
_ => ()
}
}
fn before_remove_attr(&self, attr: &Attr) {
if let Some(ref s) = self.super_type() {
s.before_remove_attr(attr);
}
match attr.local_name() {
&atom!("disabled") => {
let node = NodeCast::from_ref(*self);
node.set_disabled_state(false);
node.set_enabled_state(true);
node.check_parent_disabled_state_for_option();
},
_ => ()
}
}
fn bind_to_tree(&self, tree_in_doc: bool) {
if let Some(ref s) = self.super_type() {
s.bind_to_tree(tree_in_doc);
}
let node = NodeCast::from_ref(*self);
node.check_parent_disabled_state_for_option();
}
fn unbind_from_tree(&self, tree_in_doc: bool) {
if let Some(ref s) = self.super_type() {
s.unbind_from_tree(tree_in_doc);
}
let node = NodeCast::from_ref(*self);
if node.GetParentNode().is_some() {
node.check_parent_disabled_state_for_option();
} else {
node.check_disabled_attribute();
}
}
}
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