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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193
gaia/tv_apps/smart-system/js/bluetooth.js
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193
gaia/tv_apps/smart-system/js/bluetooth.js
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
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/* global SettingsCache, SettingsListener */
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'use strict';
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var Bluetooth = {
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get Profiles() {
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return {
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HFP: 'hfp', // Hands-Free Profile
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OPP: 'opp', // Object Push Profile
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A2DP: 'a2dp', // A2DP status
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SCO: 'sco' // Synchronous Connection-Oriented
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};
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},
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_setProfileConnected: function bt_setProfileConnected(profile, connected) {
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var value = this['_' + profile + 'Connected'];
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if (value != connected) {
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this['_' + profile + 'Connected'] = connected;
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// Raise an event for the profile connection changes.
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var evt = document.createEvent('CustomEvent');
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evt.initCustomEvent('bluetoothprofileconnectionchange',
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/* canBubble */ true, /* cancelable */ false,
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{
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name: profile,
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connected: connected
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});
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window.dispatchEvent(evt);
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}
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},
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isProfileConnected: function bt_isProfileConnected(profile) {
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var isConnected = this['_' + profile + 'Connected'];
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if (isConnected === undefined) {
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return false;
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} else {
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return isConnected;
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}
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},
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/* this property store a reference of the default adapter */
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defaultAdapter: null,
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/* keep a global connected property here */
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connected: false,
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init: function bt_init() {
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if (!window.navigator.mozSettings) {
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return;
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}
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if (!window.navigator.mozBluetooth) {
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return;
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}
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var bluetooth = window.navigator.mozBluetooth;
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var self = this;
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SettingsCache.observe('bluetooth.enabled', true, function(value) {
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if (!bluetooth) {
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// roll back the setting value to notify the UIs
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// that Bluetooth interface is not available
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if (value) {
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SettingsListener.getSettingsLock().set({
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'bluetooth.enabled': false
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});
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}
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return;
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}
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});
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// when bluetooth adapter is ready, emit event to notify QuickSettings
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// and try to get defaultAdapter at this moment
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bluetooth.onadapteradded = function bt_onAdapterAdded() {
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var evt = document.createEvent('CustomEvent');
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evt.initCustomEvent('bluetooth-adapter-added',
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/* canBubble */ true, /* cancelable */ false, null);
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window.dispatchEvent(evt);
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self.initDefaultAdapter();
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};
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// if bluetooth is enabled in booting time, try to get adapter now
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this.initDefaultAdapter();
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// when bluetooth is really disabled, emit event to notify QuickSettings
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bluetooth.ondisabled = function bt_onDisabled() {
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var evt = document.createEvent('CustomEvent');
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evt.initCustomEvent('bluetooth-disabled',
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/* canBubble */ true, /* cancelable */ false, null);
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window.dispatchEvent(evt);
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};
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/* In file transfering case:
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* since System Message can't be listened in two js files within a app,
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* so we listen here but dispatch events to bluetooth_transfer.js
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* when getting bluetooth file transfer start/complete system messages
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*/
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navigator.mozSetMessageHandler('bluetooth-opp-transfer-start',
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function bt_fileTransferUpdate(transferInfo) {
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self._setProfileConnected(self.Profiles.OPP, true);
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self.updateConnected();
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var evt = document.createEvent('CustomEvent');
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evt.initCustomEvent('bluetooth-opp-transfer-start',
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/* canBubble */ true, /* cancelable */ false,
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{transferInfo: transferInfo});
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window.dispatchEvent(evt);
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}
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);
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navigator.mozSetMessageHandler('bluetooth-opp-transfer-complete',
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function bt_fileTransferUpdate(transferInfo) {
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self._setProfileConnected(self.Profiles.OPP, false);
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self.updateConnected();
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var evt = document.createEvent('CustomEvent');
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evt.initCustomEvent('bluetooth-opp-transfer-complete',
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/* canBubble */ true, /* cancelable */ false,
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{transferInfo: transferInfo});
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window.dispatchEvent(evt);
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}
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);
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},
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// Get adapter for BluetoothTransfer when everytime bluetooth is enabled
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initDefaultAdapter: function bt_initDefaultAdapter() {
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var bluetooth = window.navigator.mozBluetooth;
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var self = this;
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if (!bluetooth || !bluetooth.enabled ||
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!('getDefaultAdapter' in bluetooth)) {
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return;
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}
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var req = bluetooth.getDefaultAdapter();
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req.onsuccess = function bt_gotDefaultAdapter(evt) {
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self.defaultAdapter = req.result;
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self.initWithAdapter(self.defaultAdapter);
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};
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},
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initWithAdapter: function bt_initWithAdapter(adapter) {
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/* for v1, we only support two use cases for bluetooth connection:
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* 1. connecting with a headset
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* 2. transfering a file to/from another device
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* So we need to listen to corresponding events to know we are (aren't)
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* connected, then summarize to an event and dispatch to StatusBar
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*/
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// In headset connected case:
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var self = this;
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adapter.onhfpstatuschanged = function bt_hfpStatusChanged(evt) {
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self._setProfileConnected(self.Profiles.HFP, evt.status);
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self.updateConnected();
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};
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adapter.ona2dpstatuschanged = function bt_a2dpStatusChanged(evt) {
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self._setProfileConnected(self.Profiles.A2DP, evt.status);
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self.updateConnected();
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};
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adapter.onscostatuschanged = function bt_scoStatusChanged(evt) {
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self._setProfileConnected(self.Profiles.SCO, evt.status);
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};
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},
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updateConnected: function bt_updateConnected() {
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var bluetooth = window.navigator.mozBluetooth;
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if (!bluetooth || !('isConnected' in bluetooth)) {
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return;
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}
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var wasConnected = this.connected;
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this.connected = this.isProfileConnected(this.Profiles.HFP) ||
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this.isProfileConnected(this.Profiles.A2DP) ||
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this.isProfileConnected(this.Profiles.OPP);
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if (wasConnected !== this.connected) {
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var evt = document.createEvent('CustomEvent');
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evt.initCustomEvent('bluetoothconnectionchange',
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/* canBubble */ true, /* cancelable */ false,
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{deviceConnected: this.connected});
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window.dispatchEvent(evt);
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}
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},
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// This function is called by external (BluetoothTransfer) for re-use adapter
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getAdapter: function bt_getAdapter() {
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return this.defaultAdapter;
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}
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};
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Bluetooth.init();
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