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https://github.com/servo/servo.git
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106 lines
3.6 KiB
Rust
106 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::UIEventBinding;
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use dom::bindings::codegen::Bindings::UIEventBinding::UIEventMethods;
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use dom::bindings::codegen::InheritTypes::{EventCast, UIEventDerived};
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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::{JS, MutNullableHeap, RootedReference};
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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, EventBubbles, EventCancelable};
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use dom::window::Window;
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use util::str::DOMString;
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use std::cell::Cell;
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use std::default::Default;
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// https://dvcs.w3.org/hg/dom3events/raw-file/tip/html/DOM3-Events.html#interface-UIEvent
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#[dom_struct]
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pub struct UIEvent {
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event: Event,
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view: MutNullableHeap<JS<Window>>,
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detail: Cell<i32>
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}
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impl UIEventDerived for Event {
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fn is_uievent(&self) -> bool {
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*self.type_id() == EventTypeId::UIEvent
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}
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}
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impl UIEvent {
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pub fn new_inherited(type_id: EventTypeId) -> UIEvent {
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UIEvent {
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event: Event::new_inherited(type_id),
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view: Default::default(),
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detail: Cell::new(0),
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}
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}
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pub fn new_uninitialized(window: &Window) -> Root<UIEvent> {
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reflect_dom_object(box UIEvent::new_inherited(EventTypeId::UIEvent),
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GlobalRef::Window(window),
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UIEventBinding::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) -> Root<UIEvent> {
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let ev = UIEvent::new_uninitialized(window);
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ev.r().InitUIEvent(type_, can_bubble == EventBubbles::Bubbles,
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cancelable == EventCancelable::Cancelable, view, detail);
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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: &UIEventBinding::UIEventInit) -> Fallible<Root<UIEvent>> {
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let bubbles = if init.parent.bubbles { EventBubbles::Bubbles } else { EventBubbles::DoesNotBubble };
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let cancelable = if init.parent.cancelable {
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EventCancelable::Cancelable
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} else {
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EventCancelable::NotCancelable
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};
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let event = UIEvent::new(global.as_window(), type_,
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bubbles, cancelable,
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init.view.r(), init.detail);
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Ok(event)
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}
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}
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impl<'a> UIEventMethods for &'a UIEvent {
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// https://dvcs.w3.org/hg/dom3events/raw-file/tip/html/DOM3-Events.html#widl-UIEvent-view
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fn GetView(self) -> Option<Root<Window>> {
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self.view.get().map(Root::from_rooted)
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}
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// https://dvcs.w3.org/hg/dom3events/raw-file/tip/html/DOM3-Events.html#widl-UIEvent-detail
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fn Detail(self) -> i32 {
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self.detail.get()
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}
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fn InitUIEvent(self,
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type_: DOMString,
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can_bubble: bool,
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cancelable: bool,
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view: Option<&Window>,
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detail: i32) {
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let event: &Event = EventCast::from_ref(self);
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if event.dispatching() {
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return;
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}
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event.InitEvent(type_, can_bubble, cancelable);
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self.view.set(view.map(JS::from_ref));
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self.detail.set(detail);
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}
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}
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