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1327ebd52f
It could be used to have mutable JSVal fields without GC barriers. With the removal of that trait, MutHeap and MutNullableHeap can respectively be replaced by MutJS and MutNullableJS.
82 lines
3 KiB
Rust
82 lines
3 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::FocusEventBinding;
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use dom::bindings::codegen::Bindings::FocusEventBinding::FocusEventMethods;
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use dom::bindings::codegen::Bindings::UIEventBinding::UIEventMethods;
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use dom::bindings::error::Fallible;
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use dom::bindings::inheritance::Castable;
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use dom::bindings::js::{MutNullableJS, Root, RootedReference};
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use dom::bindings::reflector::reflect_dom_object;
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use dom::bindings::str::DOMString;
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use dom::event::{EventBubbles, EventCancelable};
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use dom::eventtarget::EventTarget;
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use dom::globalscope::GlobalScope;
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use dom::uievent::UIEvent;
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use dom::window::Window;
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use std::default::Default;
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#[dom_struct]
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pub struct FocusEvent {
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uievent: UIEvent,
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related_target: MutNullableJS<EventTarget>,
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}
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impl FocusEvent {
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fn new_inherited() -> FocusEvent {
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FocusEvent {
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uievent: UIEvent::new_inherited(),
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related_target: Default::default(),
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}
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}
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pub fn new_uninitialized(global: &GlobalScope) -> Root<FocusEvent> {
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reflect_dom_object(box FocusEvent::new_inherited(),
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global,
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FocusEventBinding::Wrap)
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}
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pub fn new(window: &Window,
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type_: DOMString,
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can_bubble: EventBubbles,
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cancelable: EventCancelable,
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view: Option<&Window>,
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detail: i32,
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related_target: Option<&EventTarget>) -> Root<FocusEvent> {
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let ev = FocusEvent::new_uninitialized(window.upcast());
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ev.upcast::<UIEvent>().InitUIEvent(type_,
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bool::from(can_bubble),
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bool::from(cancelable),
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view, detail);
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ev.related_target.set(related_target);
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ev
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}
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pub fn Constructor(window: &Window,
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type_: DOMString,
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init: &FocusEventBinding::FocusEventInit) -> Fallible<Root<FocusEvent>> {
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let bubbles = EventBubbles::from(init.parent.parent.bubbles);
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let cancelable = EventCancelable::from(init.parent.parent.cancelable);
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let event = FocusEvent::new(window,
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type_,
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bubbles,
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cancelable,
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init.parent.view.r(),
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init.parent.detail,
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init.relatedTarget.r());
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Ok(event)
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}
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}
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impl FocusEventMethods for FocusEvent {
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// https://w3c.github.io/uievents/#widl-FocusEvent-relatedTarget
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fn GetRelatedTarget(&self) -> Option<Root<EventTarget>> {
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self.related_target.get()
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}
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// https://dom.spec.whatwg.org/#dom-event-istrusted
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fn IsTrusted(&self) -> bool {
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self.uievent.IsTrusted()
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}
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}
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