160 lines
3.9 KiB
JavaScript
160 lines
3.9 KiB
JavaScript
/*
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Copyright 2013-2014 appPlant UG
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Licensed to the Apache Software Foundation (ASF) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The ASF licenses this file
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to you under the Apache License, Version 2.0 (the
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"License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing,
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software distributed under the License is distributed on an
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, either express or implied. See the License for the
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specific language governing permissions and limitations
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under the License.
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*/
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var exec = require('cordova/exec'),
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channel = require('cordova/channel');
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// Override back button action to prevent being killed
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document.addEventListener('backbutton', function () {}, false);
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// Called before 'deviceready' listener will be called
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channel.onCordovaReady.subscribe(function () {
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// Device plugin is ready now
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channel.onCordovaInfoReady.subscribe( function () {
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// Set the defaults
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exports.setDefaults({});
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});
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// Only enable WP8 by default
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if (['WinCE', 'Win32NT'].indexOf(device.platform) > -1) {
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exports.enable();
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}
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});
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/**
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* @private
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*
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* Default values of all available options.
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*/
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exports._defaults = {
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title: 'App is running in background',
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text: 'Doing heavy tasks.',
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ticker: 'App is running in background',
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resume: true
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};
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/**
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* Activates the background mode. When activated the application
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* will be prevented from going to sleep while in background
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* for the next time.
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*/
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exports.enable = function () {
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cordova.exec(null, null, 'BackgroundMode', 'enable', []);
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};
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/**
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* Deactivates the background mode. When deactivated the application
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* will not stay awake while in background.
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*/
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exports.disable = function () {
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cordova.exec(null, null, 'BackgroundMode', 'disable', []);
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};
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/**
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* List of all available options with their default value.
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*
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* @return {Object}
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*/
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exports.getDefaults = function () {
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return this._defaults;
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};
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/**
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* Overwrite default settings
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*
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* @param {Object} overrides
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* Dict of options which shall be overridden
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*/
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exports.setDefaults = function (overrides) {
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var defaults = this.getDefaults();
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for (var key in defaults) {
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if (overrides.hasOwnProperty(key)) {
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defaults[key] = overrides[key];
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}
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}
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if (device.platform == 'Android') {
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cordova.exec(null, null, 'BackgroundMode', 'configure', [defaults, false]);
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}
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};
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/**
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* Configures the notification settings for Android.
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* Will be merged with the defaults.
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*
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* @param {Object} options
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* Dict with key/value pairs
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*/
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exports.configure = function (options) {
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var settings = this.mergeWithDefaults(options);
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if (device.platform == 'Android') {
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cordova.exec(null, null, 'BackgroundMode', 'configure', [settings, true]);
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}
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};
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/**
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* Called when the background mode has been activated.
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*/
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exports.onactivate = function () {};
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/**
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* Called when the background mode has been deaktivated.
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*/
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exports.ondeactivate = function () {};
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/**
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* Called when the background mode could not been activated.
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*
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* @param {Integer} errorCode
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* Error code which describes the error
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*/
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exports.onfailure = function () {};
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/**
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* @private
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*
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* Merge settings with default values.
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*
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* @param {Object} options
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* The custom options
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*
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* @return {Object}
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* Default values merged
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* with custom values
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*/
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exports.mergeWithDefaults = function (options) {
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var defaults = this.getDefaults();
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for (var key in defaults) {
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if (!options.hasOwnProperty(key)) {
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options[key] = defaults[key];
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continue;
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}
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}
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return options;
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};
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