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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 https://mozilla.org/MPL/2.0/. */
use crate::dom::audiotrack::AudioTrack;
use crate::dom::bindings::codegen::Bindings::EventBinding::EventBinding::EventMethods;
use crate::dom::bindings::codegen::Bindings::TrackEventBinding;
use crate::dom::bindings::codegen::Bindings::TrackEventBinding::TrackEventMethods;
use crate::dom::bindings::codegen::UnionTypes::VideoTrackOrAudioTrackOrTextTrack;
use crate::dom::bindings::error::Fallible;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::DOMString;
use crate::dom::event::Event;
use crate::dom::globalscope::GlobalScope;
use crate::dom::texttrack::TextTrack;
use crate::dom::videotrack::VideoTrack;
use crate::dom::window::Window;
use dom_struct::dom_struct;
use servo_atoms::Atom;
#[must_root]
#[derive(JSTraceable, MallocSizeOf)]
enum MediaTrack {
Video(Dom<VideoTrack>),
Audio(Dom<AudioTrack>),
Text(Dom<TextTrack>),
}
#[dom_struct]
pub struct TrackEvent {
event: Event,
track: Option<MediaTrack>,
}
impl TrackEvent {
#[allow(unrooted_must_root)]
fn new_inherited(track: &Option<VideoTrackOrAudioTrackOrTextTrack>) -> TrackEvent {
let media_track = match track {
Some(VideoTrackOrAudioTrackOrTextTrack::VideoTrack(VideoTrack)) => {
Some(MediaTrack::Video(Dom::from_ref(VideoTrack)))
},
Some(VideoTrackOrAudioTrackOrTextTrack::AudioTrack(AudioTrack)) => {
Some(MediaTrack::Audio(Dom::from_ref(AudioTrack)))
},
Some(VideoTrackOrAudioTrackOrTextTrack::TextTrack(TextTrack)) => {
Some(MediaTrack::Text(Dom::from_ref(TextTrack)))
},
None => None,
};
TrackEvent {
event: Event::new_inherited(),
track: media_track,
}
}
pub fn new(
global: &GlobalScope,
type_: Atom,
bubbles: bool,
cancelable: bool,
track: &Option<VideoTrackOrAudioTrackOrTextTrack>,
) -> DomRoot<TrackEvent> {
let te = reflect_dom_object(
Box::new(TrackEvent::new_inherited(&track)),
global,
TrackEventBinding::Wrap,
);
{
let event = te.upcast::<Event>();
event.init_event(type_, bubbles, cancelable);
}
te
}
pub fn Constructor(
window: &Window,
type_: DOMString,
init: &TrackEventBinding::TrackEventInit,
) -> Fallible<DomRoot<TrackEvent>> {
Ok(TrackEvent::new(
&window.global(),
Atom::from(type_),
init.parent.bubbles,
init.parent.cancelable,
&init.track,
))
}
}
impl TrackEventMethods for TrackEvent {
// https://html.spec.whatwg.org/multipage/#dom-trackevent-track
fn GetTrack(&self) -> Option<VideoTrackOrAudioTrackOrTextTrack> {
match &self.track {
Some(MediaTrack::Video(VideoTrack)) => Some(
VideoTrackOrAudioTrackOrTextTrack::VideoTrack(DomRoot::from_ref(VideoTrack)),
),
Some(MediaTrack::Audio(AudioTrack)) => Some(
VideoTrackOrAudioTrackOrTextTrack::AudioTrack(DomRoot::from_ref(AudioTrack)),
),
Some(MediaTrack::Text(TextTrack)) => Some(
VideoTrackOrAudioTrackOrTextTrack::TextTrack(DomRoot::from_ref(TextTrack)),
),
None => None,
}
}
// https://dom.spec.whatwg.org/#dom-event-istrusted
fn IsTrusted(&self) -> bool {
self.event.IsTrusted()
}
}
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