b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
49 lines
1.4 KiB
JavaScript
49 lines
1.4 KiB
JavaScript
/* global AudioChannelController */
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/* global BaseModule */
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'use strict';
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(function() {
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/**
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* SystemWindow is a placeholder for the system app's mozbrowser iframe
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* but with no actual UI.
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* We will use mozSystemWindowChromeEvent/mozContentEvent to communicate
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* with shell.js to use the actual mozbrowser iframe of the system app.
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*/
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var SystemWindow = function() {};
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SystemWindow.STATES = [
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'getAudioChannels'
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];
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BaseModule.create(SystemWindow, {
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name: 'SystemWindow',
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EVENT_PREFIX: 'systemwindow',
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DEBUG: false,
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// The fake app window ID of System app.
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instanceID: null,
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// The audio channels belong to System app.
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audioChannels: null,
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/**
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* Initial the module.
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*/
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_start: function() {
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this.instanceID = 'systemAppID';
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this.audioChannels = new Map();
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var audioChannelManager = navigator.mozAudioChannelManager;
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// There is no mozAudioChannelManager in b2g desktop client.
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if (audioChannelManager && audioChannelManager.allowedAudioChannels) {
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audioChannelManager.allowedAudioChannels.forEach((audioChannel) => {
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this.audioChannels.set(
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audioChannel.name, new AudioChannelController(this, audioChannel)
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);
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});
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this.publish('audiochannelsregistered');
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}
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},
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getAudioChannels: function() {
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return this.audioChannels;
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}
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});
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}());
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