forked from mirrors/gecko-dev
7d512d50d1
This is a direct extract from my abandoned PR for a lint (#7546), along with some rather clumsy modifications (only on `components/script/dom/mod.rs` and `components/style/lib.rs`), because I had to sort some of the files again to make peace with tidy, which hasn't been educated about sorting yet! Source-Repo: https://github.com/servo/servo Source-Revision: a7208869f2903e36f9b2f540b55b50283d7df466
104 lines
3.6 KiB
Rust
104 lines
3.6 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::bindings::codegen::Bindings::EventBinding::EventMethods;
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use dom::bindings::codegen::Bindings::MessageEventBinding;
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use dom::bindings::codegen::Bindings::MessageEventBinding::MessageEventMethods;
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use dom::bindings::codegen::InheritTypes::{EventCast, MessageEventDerived};
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use dom::bindings::error::Fallible;
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use dom::bindings::global::GlobalRef;
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use dom::bindings::js::Root;
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use dom::bindings::utils::reflect_dom_object;
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use dom::event::{Event, EventTypeId};
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use dom::eventtarget::EventTarget;
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use js::jsapi::{HandleValue, Heap, JSContext};
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use js::jsval::JSVal;
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use std::borrow::ToOwned;
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use std::default::Default;
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use util::str::DOMString;
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#[dom_struct]
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pub struct MessageEvent {
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event: Event,
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data: Heap<JSVal>,
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origin: DOMString,
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lastEventId: DOMString,
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}
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impl MessageEventDerived for Event {
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fn is_messageevent(&self) -> bool {
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*self.type_id() == EventTypeId::MessageEvent
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}
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}
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impl MessageEvent {
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pub fn new_uninitialized(global: GlobalRef) -> Root<MessageEvent> {
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MessageEvent::new_initialized(global, HandleValue::undefined(), "".to_owned(), "".to_owned())
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}
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pub fn new_initialized(global: GlobalRef,
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data: HandleValue,
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origin: DOMString,
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lastEventId: DOMString) -> Root<MessageEvent> {
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let mut ev = box MessageEvent {
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event: Event::new_inherited(EventTypeId::MessageEvent),
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data: Heap::default(),
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origin: origin,
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lastEventId: lastEventId,
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};
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ev.data.set(data.get());
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reflect_dom_object(ev, global, MessageEventBinding::Wrap)
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}
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pub fn new(global: GlobalRef, type_: DOMString,
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bubbles: bool, cancelable: bool,
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data: HandleValue, origin: DOMString, lastEventId: DOMString)
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-> Root<MessageEvent> {
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let ev = MessageEvent::new_initialized(global, data, origin, lastEventId);
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{
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let event = EventCast::from_ref(ev.r());
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event.InitEvent(type_, bubbles, cancelable);
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}
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ev
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}
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pub fn Constructor(global: GlobalRef,
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type_: DOMString,
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init: &MessageEventBinding::MessageEventInit)
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-> Fallible<Root<MessageEvent>> {
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let ev = MessageEvent::new(global, type_, init.parent.bubbles, init.parent.cancelable,
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HandleValue { ptr: &init.data },
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init.origin.clone(), init.lastEventId.clone());
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Ok(ev)
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}
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}
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impl MessageEvent {
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pub fn dispatch_jsval(target: &EventTarget,
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scope: GlobalRef,
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message: HandleValue) {
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let messageevent = MessageEvent::new(
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scope, "message".to_owned(), false, false, message,
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"".to_owned(), "".to_owned());
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let event = EventCast::from_ref(messageevent.r());
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event.fire(target);
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}
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}
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impl MessageEventMethods for MessageEvent {
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// https://html.spec.whatwg.org/multipage/#dom-messageevent-data
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fn Data(&self, _cx: *mut JSContext) -> JSVal {
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self.data.get()
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}
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// https://html.spec.whatwg.org/multipage/#dom-messageevent-origin
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fn Origin(&self) -> DOMString {
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self.origin.clone()
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}
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// https://html.spec.whatwg.org/multipage/#dom-messageevent-lasteventid
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fn LastEventId(&self) -> DOMString {
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self.lastEventId.clone()
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}
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}
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