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 UI states to restore when this screen hides.
  22      * @type {Object}
  23      */
  24     savedUIStates_: {},
  25
  26     /** @override */
  27     decorate: function() {
  28       $('fatal-error-dismiss-button').addEventListener(
  29           'click', this.onDismiss_.bind(this));
  30       $('fatal-error-card').addEventListener(
  31           'buttonclick', this.onDismiss_.bind(this));
  32     },
  33
  34     /** @override */
  35     get defaultControl() {
  36       if (Oobe.isNewGaiaFlow()) {
  37         return $('fatal-error-card').submitButton;
  38       } else {
  39         return $('fatal-error-dismiss-button');
  40       }
  41     },
  42
  43     /** @override */
  44     onBeforeShow: function() {
  45       this.savedUIStates_.progressDotHidden = $('progress-dots').hidden;
  46       $('progress-dots').hidden = true;
  47
  48       this.savedUIStates_.headerHidden = Oobe.getInstance().headerHidden;
  49       Oobe.getInstance().headerHidden = true;
  50     },
  51
  52     /** @override */
  53     onBeforeHide: function() {
  54       $('progress-dots').hidden = this.savedUIStates_.progressDotHidden;
  55       Oobe.getInstance().headerHidden = this.savedUIStates_.headerHidden;
  56     },
  57
  58     /**
  59      * Invoked when user clicks on the ok button.
  60      */
  61     onDismiss_: function() {
  62       this.callback_();
  63     },
  64
  65     /**
  66      * Shows the fatal error string screen.
  67      * @param {string} message The error message to show.
  68      * @param {function()} callback The callback to be invoked when the
  69      *     screen is dismissed.
  70      */
  71     show: function(message, buttonLabel, callback) {
  72       if (Oobe.isNewGaiaFlow()) {
  73         $('fatal-error-card').textContent = message;
  74         $('fatal-error-card').buttonLabel = buttonLabel;
  75       } else {
  76         $('fatal-error-message').textContent = message;
  77       }
  78       this.callback_ = callback;
  79       Oobe.showScreen({id: SCREEN_FATAL_ERROR});
  80     }
  81   };
  82 });