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137 lines
3.3 KiB
JavaScript
137 lines
3.3 KiB
JavaScript
// -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; js2-basic-offset: 2; js2-skip-preprocessor-directives: t; -*-
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/* 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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this.EXPORTED_SYMBOLS = ["MediaPlayerApp"];
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const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/Messaging.jsm");
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let log = Cu.import("resource://gre/modules/AndroidLog.jsm", {}).AndroidLog.d.bind(null, "MediaPlayerApp");
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// Helper function for sending commands to Java.
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function send(type, data, callback) {
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let msg = {
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type: type
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};
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for (let i in data) {
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msg[i] = data[i];
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}
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sendMessageToJava(msg, callback);
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}
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/* These apps represent players supported natively by the platform. This class will proxy commands
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* to native controls */
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function MediaPlayerApp(service) {
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this.service = service;
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this.location = service.location;
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this.id = service.uuid;
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}
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MediaPlayerApp.prototype = {
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start: function start(callback) {
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send("MediaPlayer:Start", { id: this.id }, (result, err) => {
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if (callback) {
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callback(err == null);
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}
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});
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},
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stop: function stop(callback) {
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send("MediaPlayer:Stop", { id: this.id }, (result, err) => {
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if (callback) {
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callback(err == null);
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}
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});
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},
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remoteMedia: function remoteMedia(callback, listener) {
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if (callback) {
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callback(new RemoteMedia(this.id, listener));
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}
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},
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mirror: function mirror(callback) {
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send("MediaPlayer:Mirror", { id: this.id }, (result, err) => {
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if (callback) {
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callback(err == null);
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}
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});
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}
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}
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/* RemoteMedia provides a proxy to a native media player session.
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*/
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function RemoteMedia(id, listener) {
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this._id = id;
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this._listener = listener;
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if ("onRemoteMediaStart" in this._listener) {
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Services.tm.mainThread.dispatch((function() {
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this._listener.onRemoteMediaStart(this);
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}).bind(this), Ci.nsIThread.DISPATCH_NORMAL);
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}
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}
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RemoteMedia.prototype = {
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shutdown: function shutdown() {
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this._send("MediaPlayer:End", {}, (result, err) => {
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this._status = "shutdown";
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if ("onRemoteMediaStop" in this._listener) {
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this._listener.onRemoteMediaStop(this);
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}
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});
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},
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play: function play() {
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this._send("MediaPlayer:Play", {}, (result, err) => {
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if (err) {
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Cu.reportError("Can't play " + err);
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this.shutdown();
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return;
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}
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this._status = "started";
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});
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},
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pause: function pause() {
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this._send("MediaPlayer:Pause", {}, (result, err) => {
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if (err) {
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Cu.reportError("Can't pause " + err);
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this.shutdown();
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return;
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}
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this._status = "paused";
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});
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},
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load: function load(aData) {
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this._send("MediaPlayer:Load", aData, (result, err) => {
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if (err) {
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Cu.reportError("Can't load " + err);
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this.shutdown();
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return;
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}
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this._status = "started";
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})
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},
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get status() {
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return this._status;
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},
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_send: function(msg, data, callback) {
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data.id = this._id;
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send(msg, data, callback);
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}
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}
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