chrome/browser/resources/chromeos/login/screen_fatal_error.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 /**
   6  * @fileoverview A simple message box screen implementation.
   7  */
   8
   9 login.createScreen('FatalErrorScreen', 'fatal-error', function() { return {
  10     EXTERNAL_API: [
  11       'show'
  12     ],
  13
  14     /**
  15      * Callback to run when the screen is dismissed.
  16      * @type {function()}
  17      */
  18     callback_: null,
  19
  20     /**
  21      * Saved hidden status of 'progress-dots'.
  22      * @type {boolean}
  23      */
  24     savedProgressDotsHidden_: null,
  25
  26     /** @override */
  27     decorate: function() {
  28       $('fatal-error-dismiss-button').addEventListener(
  29           'click', this.onDismiss_.bind(this));
  30     },
  31
  32     get defaultControl() {
  33       return $('fatal-error-dismiss-button');
  34     },
  35
  36     /**
  37      * Invoked when user clicks on the ok button.
  38      */
  39     onDismiss_: function() {
  40       this.callback_();
  41       $('progress-dots').hidden = this.savedProgressDotsHidden_;
  42     },
  43
  44     /**
  45      * Shows the no password warning screen.
  46      * @param {function()} callback The callback to be invoked when the
  47      *     screen is dismissed.
  48      */
  49     show: function(callback) {
  50       Oobe.getInstance().headerHidden = true;
  51       this.callback_ = callback;
  52
  53       Oobe.showScreen({id: SCREEN_FATAL_ERROR});
  54
  55       this.savedProgressDotsHidden_ = $('progress-dots').hidden;
  56       $('progress-dots').hidden = true;
  57     }
  58   };
  59 });