remoting/webapp/app_remoting/js/loading_window.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
   7  * Loading dialog for AppRemoting apps.
   8  */
   9
  10 'use strict';
  11
  12 /** @suppress {duplicate} */
  13 var remoting = remoting || {};
  14
  15 /**
  16  * Namespace for loading window functions.
  17  * @type {Object}
  18  */
  19 remoting.LoadingWindow = function() {};
  20
  21 /**
  22  * When the loading window times out, replace it with a generic
  23  * "Service Unavailable" message.
  24  * @private
  25  */
  26 remoting.LoadingWindow.onTimeout_ = function() {
  27   remoting.MessageWindow.showErrorMessage(
  28       remoting.app.getApplicationName(),
  29       chrome.i18n.getMessage(remoting.Error.SERVICE_UNAVAILABLE));
  30 };
  31
  32 /**
  33  * Show the loading dialog and start a timer When the timer expires, an error
  34  * message will be displayed and the application will quit.
  35  */
  36 remoting.LoadingWindow.show = function() {
  37   if (remoting.loadingWindow_) {
  38     return;
  39   }
  40
  41   // TODO(garykac): Choose better default timeout.
  42   // Timeout is currently 15min to handle when we need to spin up a new VM.
  43   var kConnectionTimeout = 15 * 60 * 1000;
  44
  45   var transparencyWarning = '';
  46   if (remoting.platformIsMac()) {
  47     transparencyWarning =
  48         chrome.i18n.getMessage(/*i18n-content*/'NO_TRANSPARENCY_WARNING');
  49   }
  50   remoting.loadingWindow_ = remoting.MessageWindow.showTimedMessageWindow(
  51       remoting.app.getApplicationName(),
  52       chrome.i18n.getMessage(/*i18n-content*/'FOOTER_CONNECTING'),
  53       transparencyWarning,
  54       chrome.i18n.getMessage(/*i18n-content*/'CANCEL'),
  55       remoting.MessageWindow.quitApp,
  56       kConnectionTimeout,
  57       remoting.LoadingWindow.onTimeout_);
  58 };
  59
  60 /**
  61  * Close the loading window.
  62  */
  63 remoting.LoadingWindow.close = function() {
  64   if (remoting.loadingWindow_) {
  65     remoting.loadingWindow_.close();
  66   }
  67   remoting.loadingWindow_ = null;
  68 };
  69
  70 /** @type {remoting.MessageWindow} */
  71 remoting.loadingWindow_ = null;