chrome/browser/resources/options/hotword_search_setting_indicator.js

   1 // Copyright 2014 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 cr.define('options', function() {
   6   /** @const */ var ControlledSettingIndicator =
   7                     options.ControlledSettingIndicator;
   8
   9   /**
  10    * A variant of the {@link ControlledSettingIndicator} that shows the status
  11    * of the hotword search setting, including a bubble to show setup errors
  12    * (such as failures to download extension resources).
  13    * @constructor
  14    * @extends {options.ControlledSettingIndicator}
  15    */
  16   var HotwordSearchSettingIndicator = cr.ui.define('span');
  17
  18   HotwordSearchSettingIndicator.prototype = {
  19     __proto__: ControlledSettingIndicator.prototype,
  20
  21     /**
  22      * Decorates the base element to show the proper icon.
  23      * @override
  24      */
  25     decorate: function() {
  26       ControlledSettingIndicator.prototype.decorate.call(this);
  27       this.hidden = true;
  28     },
  29
  30     /**
  31      * Handle changes to the associated pref by hiding any currently visible
  32      * bubble.
  33      * @param {Event} event Pref change event.
  34      * @override
  35      */
  36     handlePrefChange: function(event) {
  37       PageManager.hideBubble();
  38     },
  39
  40     /**
  41      * Returns the current error.
  42      * @return {string} The error message to be displayed. May be undefined if
  43      *     there is no error.
  44      */
  45     get errorText() {
  46       return this.errorText_;
  47     },
  48
  49     /**
  50      * Checks for errors and records them.
  51      * @param {string} errorMsg The error message to be displayed. May be
  52      *     undefined if there is no error.
  53      */
  54     setError: function(errorMsg) {
  55       this.setAttribute('controlled-by', 'policy');
  56       this.errorText_ = errorMsg;
  57     },
  58
  59     /**
  60      * Changes the display to be visible if there are errors and disables
  61      * the section.
  62      */
  63     updateBasedOnError: function() {
  64       if (this.errorText_)
  65         this.hidden = false;
  66     },
  67
  68     /**
  69      * Toggles showing and hiding the error message bubble. An empty
  70      * |errorText_| indicates that there is no error message. So the bubble
  71      * only be shown if |errorText_| has a value.
  72      * @override
  73      */
  74     toggleBubble: function() {
  75       if (this.showingBubble) {
  76         PageManager.hideBubble();
  77         return;
  78       }
  79
  80       if (!this.errorText_)
  81         return;
  82
  83       var self = this;
  84       // Create the DOM tree for the bubble content.
  85       var closeButton = document.createElement('div');
  86       closeButton.classList.add('close-button');
  87
  88       var text = document.createElement('p');
  89       text.innerHTML = this.errorText_;
  90
  91       var textDiv = document.createElement('div');
  92       textDiv.appendChild(text);
  93
  94       var container = document.createElement('div');
  95       container.appendChild(closeButton);
  96       container.appendChild(textDiv);
  97
  98       var content = document.createElement('div');
  99       content.appendChild(container);
 100
 101       PageManager.showBubble(content, this.image, this, this.location);
 102     },
 103   };
 104
 105   // Export
 106   return {
 107     HotwordSearchSettingIndicator: HotwordSearchSettingIndicator
 108   };
 109 });