Publish Vulpes Preview 15 sources for desktop, Android and Tundra
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
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921
gaia/apps/fm/js/fm.js
Executable file
921
gaia/apps/fm/js/fm.js
Executable file
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'use strict';
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/* global
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AirplaneModeHelper */
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function $(id) {
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return document.getElementById(id);
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}
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function $$(expr) {
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return document.querySelectorAll(expr);
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}
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// XXX fake mozFMRadio object for UI testing on PC
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var mozFMRadio = navigator.mozFM || navigator.mozFMRadio || {
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speakerEnabled: false,
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frequency: null,
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enabled: false,
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antennaAvailable: true,
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signalStrength: 1,
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frequencyLowerBound: 87.5,
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frequencyUpperBound: 108,
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channelWidth: 0.1,
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onsignalstrengthchange: function emptyFunction() { },
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onfrequencychange: function emptyFunction() { },
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onenabled: function emptyFunction() { },
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ondisabled: function emptyFunction() { },
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onantennaavailablechange: function emptyFunction() { },
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disable: function fm_disable() {
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if (!this.enabled) {
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return;
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}
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this.enabled = false;
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var self = this;
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window.setTimeout(function() {
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self.ondisabled();
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}, 500);
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return {};
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},
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enable: function fm_enable(frequency) {
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if (this.enabled) {
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return;
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}
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this.enabled = true;
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var self = this;
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window.setTimeout(function() {
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self.onenabled();
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self.setFrequency(frequency);
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}, 500);
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return {};
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},
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setFrequency: function fm_setFrequency(freq) {
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freq = parseFloat(freq.toFixed(1));
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var previousValue = this.frequency;
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this.frequency = freq;
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if (previousValue != freq) {
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this.onfrequencychange();
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}
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return {};
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},
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seekUp: function fm_seekUp() {
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var self = this;
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if (this._seekRequest) {
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return;
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}
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this._seekRequest = {};
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this._seekTimeout = window.setTimeout(function su_timeout() {
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self.setFrequency(self.frequency + 0.5);
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if (self._seekRequest.onsuccess) {
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self._seekRequest.onsuccess();
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}
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self._clearSeekRequest();
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}, 1000);
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return this._seekRequest;
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},
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seekDown: function fm_seekDown() {
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var self = this;
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if (this._seekRequest) {
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return;
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}
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this._seekRequest = {};
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this._seekTimeout = window.setTimeout(function sd_timeout() {
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self.setFrequency(self.frequency - 0.5);
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if (self._seekRequest.onsuccess) {
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self._seekRequest.onsuccess();
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}
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self._clearSeekRequest();
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}, 1000);
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return this._seekRequest;
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},
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cancelSeek: function fm_cancelSeek() {
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this._clearSeekRequest();
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var request = {};
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window.setTimeout(function() {
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if (request.onsuccess) {
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request.onsuccess();
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}
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}, 0);
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return request;
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},
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_clearSeekRequest: function fm_clearSeek() {
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if (this._seekTimeout) {
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window.clearTimeout(this._seekTimeout);
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this._seekTimeout = null;
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}
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if (this._seekRequest && this._seekRequest.onerror) {
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this._seekRequest.onerror();
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this._seekRequest = null;
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}
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}
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};
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// XXX fake SpeakerManager object for UI testing on PC
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(function(aGlobal) {
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aGlobal.SpeakerManager = aGlobal.SpeakerManager || aGlobal.MozSpeakerManager;
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if (aGlobal.SpeakerManager) {
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return;
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}
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function SpeakerManager() {
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this.speakerforced = false;
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}
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SpeakerManager.prototype = {
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set forcespeaker(enable) {
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if (this.speakerforced != enable) {
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this.speakerforced = enable;
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if (this.onspeakerforcedchange) {
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this.onspeakerforcedchange();
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}
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}
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}
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};
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aGlobal.SpeakerManager = SpeakerManager;
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})(window);
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var enabling = false;
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function updatePowerUI() {
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var enabled = mozFMRadio.enabled;
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var powerSwitch = $('power-switch');
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if (enabled) {
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window.performance.mark('fmRadioEnabled');
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// ACCESSIBILITY - Must set data-l10n-id to reflect Off switch
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powerSwitch.setAttribute('data-l10n-id', 'power-switch-off');
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} else {
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// ACCESSIBILITY - Must set data-l10n-id to reflect On switch
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powerSwitch.setAttribute('data-l10n-id', 'power-switch-on');
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}
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console.log('Power status: ' + (enabled ? 'on' : 'off'));
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powerSwitch.dataset.enabled = enabled;
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powerSwitch.dataset.enabling = enabling;
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}
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var airplaneModeEnabled = false;
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function updateWarningModeUI() {
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$('airplane-mode-warning').hidden = !airplaneModeEnabled;
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$('antenna-warning').hidden = mozFMRadio.antennaAvailable ||
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airplaneModeEnabled;
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$('container').classList.toggle('hidden-block', airplaneModeEnabled ||
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!mozFMRadio.antennaAvailable);
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}
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function updateFrequencyBarUI() {
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var frequencyBar = $('frequency-bar');
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if (enabling) {
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frequencyBar.classList.add('dim');
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} else {
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frequencyBar.classList.remove('dim');
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}
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}
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function updateEnablingState(enablingState) {
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enabling = enablingState;
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updatePowerUI();
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updateFrequencyBarUI();
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}
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function enableFMRadio(frequency) {
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if (airplaneModeEnabled) {
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return;
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}
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var request = mozFMRadio.enable(frequency);
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// Request might fail, see bug862672
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request.onerror = function onerror_enableFMRadio(event) {
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updateEnablingState(false);
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};
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updateEnablingState(true);
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}
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/**
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* If the FM radio is seeking currently, cancel it and then set frequency.
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*
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* @param {freq} frequency set.
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*/
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function cancelSeekAndSetFreq(frequency) {
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function setFreq() {
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mozFMRadio.setFrequency(frequency);
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}
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var seeking = !!$('power-switch').getAttribute('data-seeking');
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if (!seeking) {
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setFreq();
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} else {
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var request = mozFMRadio.cancelSeek();
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request.onsuccess = setFreq;
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request.onerror = setFreq;
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}
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}
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var frequencyDialer = {
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unit: 2,
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_bandUpperBound: 0,
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_bandLowerBound: 0,
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_minFrequency: 0,
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_maxFrequency: 0,
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_currentFreqency: 0,
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_translateX: 0,
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init: function() {
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// First thing is to show a warning if there // is not antenna.
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updateWarningModeUI();
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this._initUI();
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this.setFrequency(mozFMRadio.frequency);
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this._addEventListeners();
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},
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_addEventListeners: function() {
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function _removeEventListeners() {
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document.body.removeEventListener('touchend', fd_body_touchend, false);
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document.body.removeEventListener('touchmove', fd_body_touchmove, false);
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}
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function cloneEvent(evt) {
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if ('touches' in evt) {
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evt = evt.touches[0];
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}
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return { x: evt.clientX, y: evt.clientX,
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timestamp: evt.timeStamp };
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}
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var self = this;
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var SPEED_THRESHOLD = 0.1;
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var currentEvent, startEvent, currentSpeed;
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var tunedFrequency = 0;
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function toFixed(frequency) {
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return parseFloat(frequency.toFixed(1));
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}
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function _calcSpeed() {
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var movingSpace = startEvent.x - currentEvent.x;
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var deltaTime = currentEvent.timestamp - startEvent.timestamp;
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var speed = movingSpace / deltaTime;
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currentSpeed = parseFloat(speed.toFixed(2));
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}
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function _calcTargetFrequency() {
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return tunedFrequency - getMovingSpace() / self._space;
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}
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function getMovingSpace() {
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var movingSpace = currentEvent.x - startEvent.x;
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return movingSpace;
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}
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function fd_body_touchmove(event) {
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event.stopPropagation();
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currentEvent = cloneEvent(event);
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_calcSpeed();
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// move dialer
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var dialer = $('frequency-dialer');
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var translateX = self._translateX + getMovingSpace();
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self._translateX = translateX;
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var count = dialer.childNodes.length;
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for (var i = 0; i < count; i++) {
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var child = dialer.childNodes[i];
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child.style.MozTransform = 'translateX(' + translateX + 'px)';
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}
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tunedFrequency = _calcTargetFrequency();
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var roundedFrequency = Math.round(tunedFrequency * 10) / 10;
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if (roundedFrequency != self._currentFreqency) {
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self.setFrequency(toFixed(roundedFrequency), true);
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}
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startEvent = currentEvent;
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}
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function fd_body_touchend(event) {
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event.stopPropagation();
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_removeEventListeners();
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// Add animation back
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$('frequency-dialer').classList.add('animation-on');
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// Add momentum if speed is higher than a given threshold.
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if (Math.abs(currentSpeed) > SPEED_THRESHOLD) {
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var direction = currentSpeed > 0 ? 1 : -1;
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tunedFrequency += Math.min(Math.abs(currentSpeed) * 3, 3) * direction;
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}
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tunedFrequency = self.setFrequency(toFixed(tunedFrequency));
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cancelSeekAndSetFreq(tunedFrequency);
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// Reset vars
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currentEvent = null;
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startEvent = null;
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currentSpeed = 0;
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}
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function fd_touchstart(event) {
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event.stopPropagation();
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// Stop animation
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$('frequency-dialer').classList.remove('animation-on');
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startEvent = currentEvent = cloneEvent(event);
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tunedFrequency = self._currentFreqency;
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_removeEventListeners();
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document.body.addEventListener('touchmove', fd_body_touchmove, false);
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document.body.addEventListener('touchend', fd_body_touchend, false);
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}
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function fd_key(event) {
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if (event.keyCode === event.DOM_VK_UP) {
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tunedFrequency = self._currentFreqency + 0.1;
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} else if (event.keyCode === event.DOM_VK_DOWN) {
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tunedFrequency = self._currentFreqency - 0.1;
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} else {
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return;
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}
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tunedFrequency = self.setFrequency(toFixed(tunedFrequency));
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cancelSeekAndSetFreq(tunedFrequency);
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}
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var dialerContainer = $('dialer-container');
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dialerContainer.addEventListener('touchstart', fd_touchstart, false);
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// ACCESSIBILITY - Add keypress event for screen reader
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dialerContainer.addEventListener('keypress', fd_key, false);
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},
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_initUI: function() {
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$('frequency-dialer').innerHTML = '';
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var lower = this._bandLowerBound = mozFMRadio.frequencyLowerBound;
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var upper = this._bandUpperBound = mozFMRadio.frequencyUpperBound;
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var unit = this.unit;
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this._minFrequency = lower - lower % unit;
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this._maxFrequency = upper + unit - upper % unit;
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var unitCount = (this._maxFrequency - this._minFrequency) / unit;
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for (var i = 0; i < unitCount; ++i) {
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var start = this._minFrequency + i * unit;
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start = start < lower ? lower : start;
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var end = this._maxFrequency + i * unit + unit;
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end = upper < end ? upper : end;
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this._addDialerUnit(start, end);
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}
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// cache the size of dialer
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var _dialerUnits = $$('#frequency-dialer .dialer-unit');
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var _dialerUnitWidth = _dialerUnits[0].clientWidth;
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this._dialerWidth = _dialerUnitWidth * _dialerUnits.length;
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this._space = this._dialerWidth /
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(this._maxFrequency - this._minFrequency);
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for (i = 0; i < _dialerUnits.length; i++) {
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_dialerUnits[i].style.left = i * _dialerUnitWidth + 'px';
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}
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},
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_addDialerUnit: function(start, end) {
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var markStart = start - start % this.unit;
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// At the beginning and end of the dial, some of the notches should be
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// hidden. To do this, we use an absolutely positioned div mask.
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// startMaskWidth and endMaskWidth track how wide that mask should be.
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var startMaskWidth = 0;
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var endMaskWidth = 0;
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// unitWidth is how wide each notch is that needs to be covered.
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var unitWidth = 16;
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var total = this.unit * 10; // 0.1MHz
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for (var i = 0; i < total; i++) {
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var dialValue = markStart + i * 0.1;
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if (dialValue < start) {
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startMaskWidth += unitWidth;
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} else if (dialValue > end) {
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endMaskWidth += unitWidth;
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}
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}
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var container = document.createElement('div');
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container.classList.add('dialer-unit-mark-box');
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if (startMaskWidth > 0) {
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var markEl = document.createElement('div');
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markEl.classList.add('dialer-unit-mark-mask-start');
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markEl.style.width = startMaskWidth + 'px';
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container.appendChild(markEl);
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}
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if (endMaskWidth > 0) {
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var markEnd = document.createElement('div');
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markEnd.classList.add('dialer-unit-mark-mask-end');
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markEnd.style.width = endMaskWidth + 'px';
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container.appendChild(markEnd);
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}
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var width = (100 / this.unit) + '%';
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// Show the frequencies on dialer
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for (var j = 0; j < this.unit; j++) {
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var frequency = Math.floor(markStart) + j;
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var showFloor = frequency >= start && frequency <= end;
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var unit = document.createElement('div');
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unit.classList.add('dialer-unit-floor');
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if (!showFloor) {
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unit.classList.add('hidden-block');
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}
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unit.style.width = width;
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unit.appendChild(document.createTextNode(frequency));
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container.appendChild(unit);
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}
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var dialerUnit = document.createElement('div');
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dialerUnit.className = 'dialer-unit';
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dialerUnit.appendChild(container);
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$('frequency-dialer').appendChild(dialerUnit);
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},
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_updateUI: function(frequency, ignoreDialer) {
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document.l10n.setAttributes($('frequency'), 'frequency-MHz', {
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value: frequency.toFixed(1)
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});
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if (true !== ignoreDialer) {
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this._translateX = (this._minFrequency - frequency) * this._space;
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var dialer = $('frequency-dialer');
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var count = dialer.childNodes.length;
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for (var i = 0; i < count; i++) {
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dialer.childNodes[i].style.MozTransform =
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'translateX(' + this._translateX + 'px)';
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}
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$('dialer-container').setAttribute('aria-valuenow', frequency);
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}
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},
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setFrequency: function(frequency, ignoreDialer) {
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if (frequency < this._bandLowerBound) {
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frequency = this._bandLowerBound;
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}
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if (frequency > this._bandUpperBound) {
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frequency = this._bandUpperBound;
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}
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this._currentFreqency = frequency;
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this._updateUI(frequency, ignoreDialer);
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return frequency;
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},
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getFrequency: function() {
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return this._currentFreqency;
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}
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};
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var historyList = {
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_historyList: [],
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/**
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* Storage key name.
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* @const
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* @type {string}
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*/
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KEYNAME: 'historylist',
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/**
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* Maximum size of the history
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* @const
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* @type {integer}
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*/
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SIZE: 1,
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init: function hl_init(callback) {
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var self = this;
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||||
window.asyncStorage.getItem(this.KEYNAME, function storage_getItem(value) {
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self._historyList = value || [];
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if (typeof callback == 'function') {
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callback();
|
||||
}
|
||||
});
|
||||
},
|
||||
|
||||
_save: function hl_save() {
|
||||
window.asyncStorage.setItem(this.KEYNAME, this._historyList);
|
||||
},
|
||||
|
||||
/**
|
||||
* Add frequency to history list.
|
||||
*
|
||||
* @param {freq} frequency to add.
|
||||
*/
|
||||
add: function hl_add(freq) {
|
||||
if (freq == null) {
|
||||
return;
|
||||
}
|
||||
var self = this;
|
||||
self._historyList.push({
|
||||
name: freq + '',
|
||||
frequency: freq
|
||||
});
|
||||
if (self._historyList.length > self.SIZE) {
|
||||
self._historyList.shift();
|
||||
}
|
||||
self._save();
|
||||
},
|
||||
|
||||
/**
|
||||
* Get the last frequency tuned
|
||||
*
|
||||
* @return {freq} the last frequency tuned.
|
||||
*/
|
||||
last: function hl_last() {
|
||||
if (this._historyList.length === 0) {
|
||||
return null;
|
||||
}
|
||||
else {
|
||||
return this._historyList[this._historyList.length - 1];
|
||||
}
|
||||
}
|
||||
|
||||
};
|
||||
|
||||
var favoritesList = {
|
||||
_favList: null,
|
||||
|
||||
KEYNAME: 'favlist',
|
||||
|
||||
init: function(callback) {
|
||||
var self = this;
|
||||
window.asyncStorage.getItem(this.KEYNAME, function storage_getItem(value) {
|
||||
self._favList = value || { };
|
||||
self._showListUI();
|
||||
|
||||
if (typeof callback == 'function') {
|
||||
callback();
|
||||
}
|
||||
});
|
||||
|
||||
var _container = $('fav-list-container');
|
||||
_container.addEventListener('click', function _onclick(event) {
|
||||
var frequency = self._getElemFreq(event.target);
|
||||
if (!frequency) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (event.target.classList.contains('fav-list-remove-button')) {
|
||||
// Remove the item from the favorites list.
|
||||
self.remove(frequency);
|
||||
updateFreqUI();
|
||||
} else {
|
||||
if (mozFMRadio.enabled) {
|
||||
cancelSeekAndSetFreq(frequency);
|
||||
} else {
|
||||
// If fm is disabled, turn the radio on.
|
||||
enableFMRadio(frequency);
|
||||
}
|
||||
}
|
||||
});
|
||||
},
|
||||
|
||||
_save: function() {
|
||||
window.asyncStorage.setItem(this.KEYNAME, this._favList);
|
||||
},
|
||||
|
||||
_showListUI: function() {
|
||||
var self = this;
|
||||
this.forEach(function(f) {
|
||||
self._addItemToListUI(f);
|
||||
});
|
||||
},
|
||||
|
||||
_addItemToListUI: function(item) {
|
||||
var container = $('fav-list-container');
|
||||
var elem = document.createElement('div');
|
||||
elem.id = this._getUIElemId(item);
|
||||
elem.className = 'fav-list-item';
|
||||
elem.setAttribute('role', 'option');
|
||||
|
||||
var subElem = document.createElement('div');
|
||||
subElem.className = 'fav-list-frequency';
|
||||
document.l10n.setAttributes(subElem, 'fav-frequency-MHz', {
|
||||
value: item.frequency.toFixed(1)
|
||||
});
|
||||
elem.appendChild(subElem);
|
||||
|
||||
subElem = document.createElement('div');
|
||||
subElem.className = 'fav-list-remove-button';
|
||||
elem.appendChild(subElem);
|
||||
|
||||
// keep list ascending sorted
|
||||
if (container.childNodes.length === 0) {
|
||||
container.appendChild(elem);
|
||||
} else {
|
||||
var childNodes = container.childNodes;
|
||||
for (var i = 0; i < childNodes.length; i++) {
|
||||
var child = childNodes[i];
|
||||
var elemFreq = this._getElemFreq(child);
|
||||
if (item.frequency < elemFreq) {
|
||||
container.insertBefore(elem, child);
|
||||
break;
|
||||
} else if (i == childNodes.length - 1) {
|
||||
container.appendChild(elem);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return elem;
|
||||
},
|
||||
|
||||
_removeItemFromListUI: function(freq) {
|
||||
if (!this.contains(freq)) {
|
||||
return;
|
||||
}
|
||||
|
||||
var itemElem = $(this._getUIElemId(this._favList[freq]));
|
||||
if (itemElem) {
|
||||
itemElem.parentNode.removeChild(itemElem);
|
||||
}
|
||||
},
|
||||
|
||||
_getUIElemId: function(item) {
|
||||
return 'frequency-' + item.frequency;
|
||||
},
|
||||
|
||||
_getElemFreq: function(elem) {
|
||||
// ensure we get the closest list-item.
|
||||
elem = elem.closest('.fav-list-item');
|
||||
return parseFloat(elem.id.substring(elem.id.indexOf('-') + 1));
|
||||
},
|
||||
|
||||
forEach: function(callback) {
|
||||
for (var freq in this._favList) {
|
||||
callback(this._favList[freq]);
|
||||
}
|
||||
},
|
||||
|
||||
/**
|
||||
* Check if frequency is in fav list.
|
||||
*
|
||||
* @param {number} frequence to check.
|
||||
*
|
||||
* @return {boolean} True if freq is in fav list.
|
||||
*/
|
||||
contains: function(freq) {
|
||||
if (!this._favList) {
|
||||
return false;
|
||||
}
|
||||
return typeof this._favList[freq] != 'undefined';
|
||||
},
|
||||
|
||||
/**
|
||||
* Add frequency to fav list.
|
||||
*/
|
||||
add: function(freq) {
|
||||
if (!this.contains(freq)) {
|
||||
this._favList[freq] = {
|
||||
name: freq + '',
|
||||
frequency: freq
|
||||
};
|
||||
|
||||
this._save();
|
||||
|
||||
// show the item in favorites list.
|
||||
var elem = this._addItemToListUI(this._favList[freq]);
|
||||
window.scrollTo(0, elem.offsetTop);
|
||||
}
|
||||
},
|
||||
|
||||
/**
|
||||
* Remove frequency from fav list.
|
||||
*
|
||||
* @param {number} freq to remove.
|
||||
*
|
||||
* @return {boolean} True if freq to remove is in fav list.
|
||||
*/
|
||||
remove: function(freq) {
|
||||
var exists = this.contains(freq);
|
||||
this._removeItemFromListUI(freq);
|
||||
delete this._favList[freq];
|
||||
this._save();
|
||||
return exists;
|
||||
},
|
||||
|
||||
select: function(freq) {
|
||||
var items = $$('#fav-list-container div.fav-list-item');
|
||||
for (var i = 0; i < items.length; i++) {
|
||||
var item = items[i];
|
||||
if (this._getElemFreq(item) == freq) {
|
||||
item.classList.add('selected');
|
||||
item.setAttribute('aria-selected', true);
|
||||
} else {
|
||||
item.classList.remove('selected');
|
||||
item.setAttribute('aria-selected', false);
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
function updateFreqUI() {
|
||||
historyList.add(mozFMRadio.frequency);
|
||||
frequencyDialer.setFrequency(mozFMRadio.frequency);
|
||||
var frequency = frequencyDialer.getFrequency();
|
||||
favoritesList.select(frequency);
|
||||
var bookmarkButton = $('bookmark-button');
|
||||
bookmarkButton.dataset.bookmarked = favoritesList.contains(frequency);
|
||||
bookmarkButton.setAttribute('aria-pressed',
|
||||
favoritesList.contains(frequency));
|
||||
}
|
||||
|
||||
function init() {
|
||||
frequencyDialer.init();
|
||||
|
||||
function onclick_seekbutton(event) {
|
||||
/* jshint validthis: true */
|
||||
var seekButton = this;
|
||||
var powerSwitch = $('power-switch');
|
||||
var seeking = !!powerSwitch.getAttribute('data-seeking');
|
||||
var up = seekButton.id == 'frequency-op-seekup';
|
||||
|
||||
function seek() {
|
||||
powerSwitch.dataset.seeking = true;
|
||||
|
||||
var request = up ? mozFMRadio.seekUp() : mozFMRadio.seekDown();
|
||||
|
||||
request.onsuccess = function seek_onsuccess() {
|
||||
powerSwitch.removeAttribute('data-seeking');
|
||||
};
|
||||
|
||||
request.onerror = function seek_onerror() {
|
||||
powerSwitch.removeAttribute('data-seeking');
|
||||
};
|
||||
}
|
||||
|
||||
// If the FM radio is seeking channel currently, cancel it and seek again.
|
||||
if (seeking) {
|
||||
var request = mozFMRadio.cancelSeek();
|
||||
request.onsuccess = seek;
|
||||
request.onerror = seek;
|
||||
} else {
|
||||
seek();
|
||||
}
|
||||
}
|
||||
|
||||
$('frequency-op-seekdown').addEventListener('click',
|
||||
onclick_seekbutton, false);
|
||||
$('frequency-op-seekup').addEventListener('click',
|
||||
onclick_seekbutton, false);
|
||||
|
||||
$('power-switch').addEventListener('click', function toggle_fm() {
|
||||
if (mozFMRadio.enabled) {
|
||||
mozFMRadio.disable();
|
||||
} else {
|
||||
enableFMRadio(frequencyDialer.getFrequency());
|
||||
}
|
||||
}, false);
|
||||
|
||||
$('bookmark-button').addEventListener('click', function toggle_bookmark() {
|
||||
var frequency = frequencyDialer.getFrequency();
|
||||
if (favoritesList.contains(frequency)) {
|
||||
favoritesList.remove(frequency);
|
||||
} else {
|
||||
favoritesList.add(frequency);
|
||||
}
|
||||
updateFreqUI();
|
||||
}, false);
|
||||
|
||||
var speakerManager = new window.SpeakerManager();
|
||||
$('speaker-switch').addEventListener('click', function toggle_speaker() {
|
||||
speakerManager.forcespeaker = !speakerManager.speakerforced;
|
||||
}, false);
|
||||
|
||||
speakerManager.onspeakerforcedchange = function onspeakerforcedchange() {
|
||||
var speakerSwitch = $('speaker-switch');
|
||||
speakerSwitch.dataset.speakerOn = speakerManager.speakerforced;
|
||||
speakerSwitch.setAttribute('aria-pressed', speakerManager.speakerforced);
|
||||
};
|
||||
|
||||
mozFMRadio.onfrequencychange = updateFreqUI;
|
||||
mozFMRadio.onenabled = function() {
|
||||
updateEnablingState(false);
|
||||
};
|
||||
mozFMRadio.ondisabled = function() {
|
||||
updateEnablingState(false);
|
||||
};
|
||||
|
||||
mozFMRadio.onantennaavailablechange = function onAntennaChange() {
|
||||
updateWarningModeUI();
|
||||
if (mozFMRadio.antennaAvailable) {
|
||||
// If the FM radio is enabled or enabling when the antenna is unplugged,
|
||||
// turn the FM radio on again.
|
||||
if (!!window._previousFMRadioState || !!window._previousEnablingState) {
|
||||
enableFMRadio(frequencyDialer.getFrequency());
|
||||
}
|
||||
} else {
|
||||
// Remember the current state of the FM radio
|
||||
window._previousFMRadioState = mozFMRadio.enabled;
|
||||
window._previousEnablingState = enabling;
|
||||
mozFMRadio.disable();
|
||||
}
|
||||
};
|
||||
|
||||
// Disable the power button and the fav list when the airplane mode is on.
|
||||
updateWarningModeUI();
|
||||
|
||||
AirplaneModeHelper.addEventListener('statechange', function(status) {
|
||||
airplaneModeEnabled = status === 'enabled';
|
||||
updateWarningModeUI();
|
||||
});
|
||||
|
||||
// Load the fav list and enable the FM radio if an antenna is available.
|
||||
historyList.init(function hl_ready() {
|
||||
if (mozFMRadio.antennaAvailable) {
|
||||
// Enable FM immediately
|
||||
if (historyList.last() && historyList.last().frequency) {
|
||||
enableFMRadio(historyList.last().frequency);
|
||||
} else {
|
||||
enableFMRadio(mozFMRadio.frequencyLowerBound);
|
||||
}
|
||||
|
||||
favoritesList.init(updateFreqUI);
|
||||
} else {
|
||||
// Mark the previous state as True,
|
||||
// so the FM radio be enabled automatically
|
||||
// when the headset is plugged.
|
||||
window._previousFMRadioState = true;
|
||||
updateWarningModeUI();
|
||||
favoritesList.init();
|
||||
}
|
||||
updatePowerUI();
|
||||
|
||||
// PERFORMANCE MARKER (5): fullyLoaded
|
||||
// Designates that the app is *completely* loaded and all relevant
|
||||
// "below-the-fold" content exists in the DOM, is marked visible,
|
||||
// has its events bound and is ready for user interaction. All
|
||||
// required startup background processing should be complete.
|
||||
window.performance.mark('fullyLoaded');
|
||||
});
|
||||
}
|
||||
|
||||
document.l10n.ready.then(function() {
|
||||
// PERFORMANCE MARKER (1): navigationLoaded
|
||||
// Designates that the app's *core* chrome or navigation interface
|
||||
// exists in the DOM and is marked as ready to be displayed.
|
||||
window.performance.mark('navigationLoaded');
|
||||
|
||||
AirplaneModeHelper.ready(function() {
|
||||
airplaneModeEnabled = AirplaneModeHelper.getStatus() == 'enabled';
|
||||
init();
|
||||
|
||||
// PERFORMANCE MARKER (2): navigationInteractive
|
||||
// Designates that the app's *core* chrome or navigation interface
|
||||
// has its events bound and is ready for user interaction.
|
||||
window.performance.mark('navigationInteractive');
|
||||
|
||||
// PERFORMANCE MARKER (3): visuallyLoaded
|
||||
// Designates that the app is visually loaded (e.g.: all of the
|
||||
// "above-the-fold" content exists in the DOM and is marked as
|
||||
// ready to be displayed).
|
||||
window.performance.mark('visuallyLoaded');
|
||||
|
||||
// PERFORMANCE MARKER (4): contentInteractive
|
||||
// Designates that the app has its events bound for the minimum
|
||||
// set of functionality to allow the user to interact with the
|
||||
// "above-the-fold" content.
|
||||
window.performance.mark('contentInteractive');
|
||||
});
|
||||
});
|
||||
|
||||
|
||||
// Turn off radio immediately when window is unloaded.
|
||||
window.addEventListener('unload', function(e) {
|
||||
mozFMRadio.disable();
|
||||
}, false);
|
||||
|
||||
Loading…
Reference in a new issue