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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::EventBinding::EventMethods;
use dom::bindings::codegen::Bindings::MessageEventBinding;
use dom::bindings::codegen::Bindings::MessageEventBinding::MessageEventMethods;
use dom::bindings::inheritance::Castable;
use dom::bindings::error::Fallible;
use dom::bindings::global::GlobalRef;
use dom::bindings::js::Root;
use dom::bindings::reflector::reflect_dom_object;
use dom::event::Event;
use dom::eventtarget::EventTarget;
use js::jsapi::{RootedValue, HandleValue, Heap, JSContext};
use js::jsval::JSVal;
use std::borrow::ToOwned;
use std::default::Default;
use util::str::DOMString;
#[dom_struct]
pub struct MessageEvent {
event: Event,
data: Heap<JSVal>,
origin: DOMString,
lastEventId: DOMString,
}
impl MessageEvent {
pub fn new_uninitialized(global: GlobalRef) -> Root<MessageEvent> {
MessageEvent::new_initialized(global, HandleValue::undefined(), "".to_owned(), "".to_owned())
}
pub fn new_initialized(global: GlobalRef,
data: HandleValue,
origin: DOMString,
lastEventId: DOMString) -> Root<MessageEvent> {
let mut ev = box MessageEvent {
event: Event::new_inherited(),
data: Heap::default(),
origin: origin,
lastEventId: lastEventId,
};
ev.data.set(data.get());
reflect_dom_object(ev, global, MessageEventBinding::Wrap)
}
pub fn new(global: GlobalRef, type_: DOMString,
bubbles: bool, cancelable: bool,
data: HandleValue, origin: DOMString, lastEventId: DOMString)
-> Root<MessageEvent> {
let ev = MessageEvent::new_initialized(global, data, origin, lastEventId);
{
let event = ev.upcast::<Event>();
event.InitEvent(type_, bubbles, cancelable);
}
ev
}
pub fn Constructor(global: GlobalRef,
type_: DOMString,
init: &MessageEventBinding::MessageEventInit)
-> Fallible<Root<MessageEvent>> {
// Dictionaries need to be rooted
// https://github.com/servo/servo/issues/6381
let data = RootedValue::new(global.get_cx(), init.data);
let ev = MessageEvent::new(global, type_, init.parent.bubbles, init.parent.cancelable,
data.handle(),
init.origin.clone(), init.lastEventId.clone());
Ok(ev)
}
}
impl MessageEvent {
pub fn dispatch_jsval(target: &EventTarget,
scope: GlobalRef,
message: HandleValue) {
let messageevent = MessageEvent::new(
scope, "message".to_owned(), false, false, message,
"".to_owned(), "".to_owned());
messageevent.upcast::<Event>().fire(target);
}
}
impl MessageEventMethods for MessageEvent {
// https://html.spec.whatwg.org/multipage/#dom-messageevent-data
fn Data(&self, _cx: *mut JSContext) -> JSVal {
self.data.get()
}
// https://html.spec.whatwg.org/multipage/#dom-messageevent-origin
fn Origin(&self) -> DOMString {
self.origin.clone()
}
// https://html.spec.whatwg.org/multipage/#dom-messageevent-lasteventid
fn LastEventId(&self) -> DOMString {
self.lastEventId.clone()
}
}
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