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Add track_list member to AudioTrack, VideoTrack, TextTrack structs

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Add member to the track structs pointing at their associated tracklist
and update it when the track is added or removed from a tracklist.
This commit is contained in:
Kunal Mohan 2019-12-22 21:00:10 +05:30
parent 43a5f65940
commit 9b59b9602c
No known key found for this signature in database
GPG key ID: 2B475A4524237BAC
8 changed files with 58 additions and 8 deletions
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15
components/script/dom/audiotrack.rs
View file

@ -3,6 +3,7 @@
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use crate::dom::audiotracklist::AudioTrackList;
use crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::AudioTrackBinding::{self, AudioTrackMethods};
use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
use crate::dom::bindings::root::{Dom, DomRoot};
@ -19,7 +20,7 @@ pub struct AudioTrack {
label: DOMString,
language: DOMString,
enabled: Cell<bool>,
track_list: Option<Dom<AudioTrackList>>,
track_list: DomRefCell<Option<Dom<AudioTrackList>>>,
}
impl AudioTrack {
@ -37,7 +38,7 @@ impl AudioTrack {
label: label.into(),
language: language.into(),
enabled: Cell::new(false),
track_list: track_list.map(|t| Dom::from_ref(t)),
track_list: DomRefCell::new(track_list.map(|t| Dom::from_ref(t))),
}
}
@ -73,6 +74,14 @@ impl AudioTrack {
pub fn set_enabled(&self, value: bool) {
self.enabled.set(value);
}
pub fn add_track_list(&self, track_list: &AudioTrackList) {
*self.track_list.borrow_mut() = Some(Dom::from_ref(track_list));
}
pub fn remove_track_list(&self) {
*self.track_list.borrow_mut() = None;
}
}
impl AudioTrackMethods for AudioTrack {
@ -103,7 +112,7 @@ impl AudioTrackMethods for AudioTrack {
// https://html.spec.whatwg.org/multipage/#dom-audiotrack-enabled
fn SetEnabled(&self, value: bool) {
if let Some(list) = self.track_list.as_ref() {
if let Some(list) = self.track_list.borrow().as_ref() {
if let Some(idx) = list.find(self) {
list.set_enabled(idx, value);
}