Use BrowsingContextId for MediaSession registration

This commit is contained in:
Fernando Jiménez Moreno 2019-10-04 12:54:16 +02:00
parent f8246801ba
commit 7101a9d070
2 changed files with 20 additions and 19 deletions

View file

@ -14,7 +14,7 @@ use crate::dom::mediametadata::MediaMetadata;
use crate::dom::window::Window;
use crate::script_thread::ScriptThread;
use dom_struct::dom_struct;
use msg::constellation_msg::PipelineId;
use msg::constellation_msg::TopLevelBrowsingContextId;
use std::rc::Rc;
#[dom_struct]
@ -28,22 +28,20 @@ pub struct MediaSession {
impl MediaSession {
#[allow(unrooted_must_root)]
fn new_inherited(pipeline_id: PipelineId) -> MediaSession {
fn new_inherited(browsing_context_id: TopLevelBrowsingContextId) -> MediaSession {
let media_session = MediaSession {
reflector_: Reflector::new(),
metadata: Default::default(),
playback_state: DomRefCell::new(MediaSessionPlaybackState::None),
};
ScriptThread::register_media_session(&media_session, pipeline_id);
ScriptThread::register_media_session(&media_session, browsing_context_id);
media_session
}
pub fn new(window: &Window) -> DomRoot<MediaSession> {
let pipeline_id = window
.pipeline_id()
.expect("Cannot create MediaSession without a PipelineId");
let browsing_context_id = window.window_proxy().top_level_browsing_context_id();
reflect_dom_object(
Box::new(MediaSession::new_inherited(pipeline_id)),
Box::new(MediaSession::new_inherited(browsing_context_id)),
window,
MediaSessionBinding::Wrap,
)
@ -83,10 +81,10 @@ impl MediaSessionMethods for MediaSession {
impl Drop for MediaSession {
fn drop(&mut self) {
let global = self.global();
let pipeline_id = global
let browsing_context_id = global
.as_window()
.pipeline_id()
.expect("No PipelineId while dropping MediaSession");
ScriptThread::remove_media_session(pipeline_id);
.window_proxy()
.top_level_browsing_context_id();
ScriptThread::remove_media_session(browsing_context_id);
}
}

View file

@ -698,10 +698,10 @@ pub struct ScriptThread {
/// Code is running as a consequence of a user interaction
is_user_interacting: Cell<bool>,
/// The MediaSessions registered for this Pipeline, if any.
/// There can only be one active MediaSession. The constellation
/// has the PipelineId of the active MediaSession, if any.
media_sessions: DomRefCell<HashMap<PipelineId, Dom<MediaSession>>>,
/// The MediaSessions known by this thread, if any.
/// There can only be one active MediaSession.
/// The constellation has the BrowsingContextId of the active MediaSession, if any.
media_sessions: DomRefCell<HashMap<TopLevelBrowsingContextId, Dom<MediaSession>>>,
}
/// In the event of thread panic, all data on the stack runs its destructor. However, there
@ -3956,23 +3956,26 @@ impl ScriptThread {
)
}
pub fn register_media_session(media_session: &MediaSession, pipeline_id: PipelineId) {
pub fn register_media_session(
media_session: &MediaSession,
browsing_context_id: TopLevelBrowsingContextId,
) {
SCRIPT_THREAD_ROOT.with(|root| {
let script_thread = unsafe { &*root.get().unwrap() };
script_thread
.media_sessions
.borrow_mut()
.insert(pipeline_id, Dom::from_ref(media_session));
.insert(browsing_context_id, Dom::from_ref(media_session));
})
}
pub fn remove_media_session(pipeline_id: PipelineId) {
pub fn remove_media_session(browsing_context_id: TopLevelBrowsingContextId) {
SCRIPT_THREAD_ROOT.with(|root| {
let script_thread = unsafe { &*root.get().unwrap() };
script_thread
.media_sessions
.borrow_mut()
.remove(&pipeline_id);
.remove(&browsing_context_id);
})
}
}