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https://github.com/servo/servo.git
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90 lines
3.2 KiB
Rust
90 lines
3.2 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 https://mozilla.org/MPL/2.0/. */
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use crate::dom::bindings::cell::DomRefCell;
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use crate::dom::bindings::codegen::Bindings::MediaSessionBinding;
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use crate::dom::bindings::codegen::Bindings::MediaSessionBinding::MediaSessionAction;
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use crate::dom::bindings::codegen::Bindings::MediaSessionBinding::MediaSessionActionHandler;
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use crate::dom::bindings::codegen::Bindings::MediaSessionBinding::MediaSessionMethods;
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use crate::dom::bindings::codegen::Bindings::MediaSessionBinding::MediaSessionPlaybackState;
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use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
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use crate::dom::bindings::root::{DomRoot, MutNullableDom};
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use crate::dom::mediametadata::MediaMetadata;
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use crate::dom::window::Window;
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use crate::script_thread::ScriptThread;
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use dom_struct::dom_struct;
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use msg::constellation_msg::TopLevelBrowsingContextId;
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use std::rc::Rc;
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#[dom_struct]
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pub struct MediaSession {
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reflector_: Reflector,
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/// https://w3c.github.io/mediasession/#dom-mediasession-metadata
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metadata: MutNullableDom<MediaMetadata>,
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/// https://w3c.github.io/mediasession/#dom-mediasession-playbackstate
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playback_state: DomRefCell<MediaSessionPlaybackState>,
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}
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impl MediaSession {
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#[allow(unrooted_must_root)]
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fn new_inherited(browsing_context_id: TopLevelBrowsingContextId) -> MediaSession {
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let media_session = MediaSession {
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reflector_: Reflector::new(),
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metadata: Default::default(),
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playback_state: DomRefCell::new(MediaSessionPlaybackState::None),
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};
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ScriptThread::register_media_session(&media_session, browsing_context_id);
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media_session
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}
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pub fn new(window: &Window) -> DomRoot<MediaSession> {
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let browsing_context_id = window.window_proxy().top_level_browsing_context_id();
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reflect_dom_object(
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Box::new(MediaSession::new_inherited(browsing_context_id)),
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window,
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MediaSessionBinding::Wrap,
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)
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}
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}
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impl MediaSessionMethods for MediaSession {
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fn GetMetadata(&self) -> Option<DomRoot<MediaMetadata>> {
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self.metadata.get()
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}
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fn SetMetadata(&self, metadata: Option<&MediaMetadata>) {
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if let Some(ref metadata) = metadata {
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metadata.set_session(self);
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}
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self.metadata.set(metadata);
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}
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/// https://w3c.github.io/mediasession/#dom-mediasession-playbackstate
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fn PlaybackState(&self) -> MediaSessionPlaybackState {
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*self.playback_state.borrow()
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}
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/// https://w3c.github.io/mediasession/#dom-mediasession-playbackstate
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fn SetPlaybackState(&self, state: MediaSessionPlaybackState) {
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*self.playback_state.borrow_mut() = state;
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}
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fn SetActionHandler(
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&self,
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_action: MediaSessionAction,
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_handler: Option<Rc<MediaSessionActionHandler>>,
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) {
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}
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}
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impl Drop for MediaSession {
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fn drop(&mut self) {
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let global = self.global();
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let browsing_context_id = global
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.as_window()
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.window_proxy()
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.top_level_browsing_context_id();
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ScriptThread::remove_media_session(browsing_context_id);
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}
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}
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