diff options
Diffstat (limited to 'mobile/android/modules/geckoview/GeckoViewMediaControl.sys.mjs')
| -rw-r--r-- | mobile/android/modules/geckoview/GeckoViewMediaControl.sys.mjs | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/mobile/android/modules/geckoview/GeckoViewMediaControl.sys.mjs b/mobile/android/modules/geckoview/GeckoViewMediaControl.sys.mjs new file mode 100644 index 0000000000..1b39125fce --- /dev/null +++ b/mobile/android/modules/geckoview/GeckoViewMediaControl.sys.mjs @@ -0,0 +1,234 @@ +/* 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 http://mozilla.org/MPL/2.0/. */ + +import { GeckoViewModule } from "resource://gre/modules/GeckoViewModule.sys.mjs"; + +export class GeckoViewMediaControl extends GeckoViewModule { + onInit() { + debug`onInit`; + } + + onInitBrowser() { + debug`onInitBrowser`; + + const options = { + mozSystemGroup: true, + capture: false, + }; + + this.controller.addEventListener("activated", this, options); + this.controller.addEventListener("deactivated", this, options); + this.controller.addEventListener("supportedkeyschange", this, options); + this.controller.addEventListener("positionstatechange", this, options); + this.controller.addEventListener("metadatachange", this, options); + this.controller.addEventListener("playbackstatechange", this, options); + } + + onDestroyBrowser() { + debug`onDestroyBrowser`; + + this.controller.removeEventListener("activated", this); + this.controller.removeEventListener("deactivated", this); + this.controller.removeEventListener("supportedkeyschange", this); + this.controller.removeEventListener("positionstatechange", this); + this.controller.removeEventListener("metadatachange", this); + this.controller.removeEventListener("playbackstatechange", this); + } + + onEnable() { + debug`onEnable`; + + if (this.controller.isActive) { + this.handleActivated(); + } + + this.registerListener([ + "GeckoView:MediaSession:Play", + "GeckoView:MediaSession:Pause", + "GeckoView:MediaSession:Stop", + "GeckoView:MediaSession:NextTrack", + "GeckoView:MediaSession:PrevTrack", + "GeckoView:MediaSession:SeekForward", + "GeckoView:MediaSession:SeekBackward", + "GeckoView:MediaSession:SkipAd", + "GeckoView:MediaSession:SeekTo", + "GeckoView:MediaSession:MuteAudio", + ]); + } + + onDisable() { + debug`onDisable`; + + this.unregisterListener(); + } + + get controller() { + return this.browser.browsingContext.mediaController; + } + + onEvent(aEvent, aData, aCallback) { + debug`onEvent: event=${aEvent}, data=${aData}`; + + switch (aEvent) { + case "GeckoView:MediaSession:Play": + this.controller.play(); + break; + case "GeckoView:MediaSession:Pause": + this.controller.pause(); + break; + case "GeckoView:MediaSession:Stop": + this.controller.stop(); + break; + case "GeckoView:MediaSession:NextTrack": + this.controller.nextTrack(); + break; + case "GeckoView:MediaSession:PrevTrack": + this.controller.prevTrack(); + break; + case "GeckoView:MediaSession:SeekForward": + this.controller.seekForward(); + break; + case "GeckoView:MediaSession:SeekBackward": + this.controller.seekBackward(); + break; + case "GeckoView:MediaSession:SkipAd": + this.controller.skipAd(); + break; + case "GeckoView:MediaSession:SeekTo": + this.controller.seekTo(aData.time, aData.fast); + break; + case "GeckoView:MediaSession:MuteAudio": + if (aData.mute) { + this.browser.mute(); + } else { + this.browser.unmute(); + } + break; + } + } + + // eslint-disable-next-line complexity + handleEvent(aEvent) { + debug`handleEvent: ${aEvent.type}`; + + switch (aEvent.type) { + case "activated": + this.handleActivated(); + break; + case "deactivated": + this.handleDeactivated(); + break; + case "supportedkeyschange": + this.handleSupportedKeysChanged(); + break; + case "positionstatechange": + this.handlePositionStateChanged(aEvent); + break; + case "metadatachange": + this.handleMetadataChanged(); + break; + case "playbackstatechange": + this.handlePlaybackStateChanged(); + break; + default: + warn`Unknown event type ${aEvent.type}`; + break; + } + } + + handleActivated() { + debug`handleActivated`; + + this.eventDispatcher.sendRequest({ + type: "GeckoView:MediaSession:Activated", + }); + } + + handleDeactivated() { + debug`handleDeactivated`; + + this.eventDispatcher.sendRequest({ + type: "GeckoView:MediaSession:Deactivated", + }); + } + + handlePositionStateChanged(aEvent) { + debug`handlePositionStateChanged`; + + this.eventDispatcher.sendRequest({ + type: "GeckoView:MediaSession:PositionState", + state: { + duration: aEvent.duration, + playbackRate: aEvent.playbackRate, + position: aEvent.position, + }, + }); + } + + handleSupportedKeysChanged() { + const supported = this.controller.supportedKeys; + + debug`handleSupportedKeysChanged ${supported}`; + + // Mapping it to a key-value store for compatibility with the JNI + // implementation for now. + const features = new Map(); + supported.forEach(key => { + features[key] = true; + }); + + this.eventDispatcher.sendRequest({ + type: "GeckoView:MediaSession:Features", + features, + }); + } + + handleMetadataChanged() { + let metadata = null; + try { + metadata = this.controller.getMetadata(); + } catch (e) { + warn`Metadata not available`; + } + debug`handleMetadataChanged ${metadata}`; + + if (metadata) { + this.eventDispatcher.sendRequest({ + type: "GeckoView:MediaSession:Metadata", + metadata, + }); + } + } + + handlePlaybackStateChanged() { + const state = this.controller.playbackState; + let type = null; + + debug`handlePlaybackStateChanged ${state}`; + + switch (state) { + case "none": + type = "GeckoView:MediaSession:Playback:None"; + break; + case "paused": + type = "GeckoView:MediaSession:Playback:Paused"; + break; + case "playing": + type = "GeckoView:MediaSession:Playback:Playing"; + break; + } + + if (!type) { + return; + } + + this.eventDispatcher.sendRequest({ + type, + }); + } +} + +const { debug, warn } = GeckoViewMediaControl.initLogging( + "GeckoViewMediaControl" +); |