chrome/browser/resources/extensions/chromeos/kiosk_app_list.js

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 /**
   6  * The type of the app data object. The definition is based on
   7  * chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc:
   8  *     PopulateAppDict()
   9  * @typedef {{id: string,
  10  *            name: string,
  11  *            iconURL: string,
  12  *            autoLaunch: boolean,
  13  *            isLoading: boolean}}
  14  */
  15 var AppDict;
  16
  17 cr.define('extensions', function() {
  18   /** @const */ var List = cr.ui.List;
  19   /** @const */ var ListItem = cr.ui.ListItem;
  20   /** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
  21
  22   /**
  23    * Creates a list for showing kiosk apps.
  24    * @constructor
  25    * @extends {cr.ui.List}
  26    */
  27   var KioskAppList = cr.ui.define('list');
  28
  29   KioskAppList.prototype = {
  30     __proto__: List.prototype,
  31
  32     /**
  33      * True if auto launch feature can be configured.
  34      * @type {?boolean}
  35      */
  36     autoLaunchEnabled_: false,
  37
  38     /** @override */
  39     createItem: function(app) {
  40       var item = new KioskAppListItem();
  41       item.data = app;
  42       item.autoLaunchEnabled = this.autoLaunchEnabled_;
  43       return item;
  44     },
  45
  46     /**
  47      * Sets auto launch enabled flag.
  48      * @param {boolean} enabled True if auto launch should be enabled.
  49      */
  50     setAutoLaunchEnabled: function(enabled) {
  51       this.autoLaunchEnabled_ = enabled;
  52     },
  53
  54     /**
  55      * Loads the given list of apps.
  56      * @param {!Array<!Object>} apps An array of app info objects.
  57      */
  58     setApps: function(apps) {
  59       this.dataModel = new ArrayDataModel(apps);
  60     },
  61
  62     /**
  63      * Updates the given app.
  64      * @param {!AppDict} app An app info object.
  65      */
  66     updateApp: function(app) {
  67       for (var i = 0; i < this.items.length; ++i) {
  68         if (this.items[i].data.id == app.id) {
  69           this.items[i].data = app;
  70           break;
  71         }
  72       }
  73     }
  74   };
  75
  76   /**
  77    * Creates a list item for a kiosk app.
  78    * @constructor
  79    * @extends {cr.ui.ListItem}
  80    */
  81   var KioskAppListItem = cr.ui.define(function() {
  82     var el = $('kiosk-app-list-item-template').cloneNode(true);
  83     el.removeAttribute('id');
  84     el.hidden = false;
  85     return el;
  86   });
  87
  88   KioskAppListItem.prototype = {
  89     __proto__: ListItem.prototype,
  90
  91     /**
  92      * Data object to hold app info.
  93      * @type {Object}
  94      * @private
  95      */
  96     data_: null,
  97
  98     get data() {
  99       assert(this.data_);
 100       return this.data_;
 101     },
 102
 103     set data(data) {
 104       this.data_ = data;
 105       this.redraw();
 106     },
 107
 108     set autoLaunchEnabled(enabled) {
 109       this.querySelector('.enable-auto-launch-button').hidden = !enabled;
 110       this.querySelector('.disable-auto-launch-button').hidden = !enabled;
 111     },
 112
 113     /**
 114      * Getter for the icon element.
 115      * @type {Element}
 116      */
 117     get icon() {
 118       return this.querySelector('.kiosk-app-icon');
 119     },
 120
 121     /**
 122      * Getter for the name element.
 123      * @type {Element}
 124      */
 125     get name() {
 126       return this.querySelector('.kiosk-app-name');
 127     },
 128
 129     /**
 130      * Getter for the status text element.
 131      * @type {Element}
 132      */
 133     get status() {
 134       return this.querySelector('.kiosk-app-status');
 135     },
 136
 137     /** @override */
 138     decorate: function() {
 139       ListItem.prototype.decorate.call(this);
 140
 141       var sendMessageWithId = function(msg) {
 142         return function() {
 143           chrome.send(msg, [this.data.id]);
 144         }.bind(this);
 145       }.bind(this);
 146
 147       this.querySelector('.enable-auto-launch-button').onclick =
 148         sendMessageWithId('enableKioskAutoLaunch');
 149       this.querySelector('.disable-auto-launch-button').onclick =
 150         sendMessageWithId('disableKioskAutoLaunch');
 151       this.querySelector('.row-delete-button').onclick =
 152           sendMessageWithId('removeKioskApp');
 153     },
 154
 155     /**
 156      * Updates UI from app info data.
 157      */
 158     redraw: function() {
 159       this.icon.classList.toggle('spinner', this.data.isLoading);
 160       this.icon.style.backgroundImage = 'url(' + this.data.iconURL + ')';
 161
 162       this.name.textContent = this.data.name || this.data.id;
 163       this.status.textContent = this.data.autoLaunch ?
 164           loadTimeData.getString('autoLaunch') : '';
 165
 166       this.autoLaunch = this.data.autoLaunch;
 167     }
 168   };
 169
 170   /**
 171    * True if the app represented by this item will auto launch.
 172    */
 173   cr.defineProperty(KioskAppListItem, 'autoLaunch', cr.PropertyKind.BOOL_ATTR);
 174
 175   // Export
 176   return {
 177     KioskAppList: KioskAppList
 178   };
 179 });