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.Tag.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 options = /** @type {remoting.MessageWindowOptions} */ ({
  46     title: remoting.app.getApplicationName(),
  47     message: chrome.i18n.getMessage(/*i18n-content*/'FOOTER_CONNECTING'),
  48     buttonLabel: chrome.i18n.getMessage(/*i18n-content*/'CANCEL'),
  49     onResult: remoting.MessageWindow.quitApp,
  50     duration: kConnectionTimeout,
  51     onTimeout: remoting.LoadingWindow.onTimeout_,
  52     htmlFile: 'loading_window.html',
  53     frame: 'none',
  54     minimumWidth: 200
  55   });
  56   var transparencyWarning = '';
  57   if (remoting.platformIsMac()) {
  58     options.infoBox =
  59         chrome.i18n.getMessage(/*i18n-content*/'NO_TRANSPARENCY_WARNING');
  60   }
  61   remoting.loadingWindow_ = new remoting.MessageWindow(options);
  62 };
  63
  64 /**
  65  * Close the loading window.
  66  */
  67 remoting.LoadingWindow.close = function() {
  68   if (remoting.loadingWindow_) {
  69     remoting.loadingWindow_.close();
  70   }
  71   remoting.loadingWindow_ = null;
  72 };
  73
  74 /** @type {remoting.MessageWindow} */
  75 remoting.loadingWindow_ = null;