chrome/browser/resources/chromeos/login/screen_app_launch_splash.js

   1 // Copyright 2013 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 App install/launch splash screen implementation.
   7  */
   8
   9 login.createScreen('AppLaunchSplashScreen', 'app-launch-splash', function() {
  10   return {
  11     EXTERNAL_API: [
  12       'toggleNetworkConfig',
  13       'updateApp',
  14       'updateMessage',
  15     ],
  16
  17     /** @override */
  18     decorate: function() {
  19       $('splash-config-network').addEventListener('click', function(e) {
  20         chrome.send('configureNetwork');
  21       });
  22
  23       var networkContainer = $('splash-config-network-container');
  24       networkContainer.addEventListener(
  25           'webkitTransitionEnd',
  26           function(e) {
  27             if (this.classList.contains('faded'))
  28               $('splash-config-network').hidden = true;
  29           }.bind(networkContainer)
  30       );
  31
  32       // Ensure the webkitTransitionEnd event gets called after a wait time.
  33       // The wait time should be inline with the transition duration time
  34       // defined in css file. The current value in css is 1000ms. To avoid
  35       // the emulated webkitTransitionEnd firing before real one, a 1050ms
  36       // delay is used.
  37       ensureTransitionEndEvent(networkContainer, 1050);
  38     },
  39
  40     /**
  41      * Event handler that is invoked just before the frame is shown.
  42      * @param {string} data Screen init payload.
  43      */
  44     onBeforeShow: function(data) {
  45       $('splash-config-network').hidden = true;
  46       this.toggleNetworkConfig(false);
  47       this.updateApp(data['appInfo']);
  48
  49       $('splash-shortcut-info').hidden = !data['shortcutEnabled'];
  50
  51       Oobe.getInstance().headerHidden = true;
  52       Oobe.getInstance().solidBackground = true;
  53     },
  54
  55     /**
  56      * Event handler that is invoked just before the frame is hidden.
  57      */
  58     onBeforeHide: function() {
  59     },
  60
  61     /**
  62      * Toggles visibility of the network configuration option.
  63      * @param {boolean} visible Whether to show the option.
  64      */
  65     toggleNetworkConfig: function(visible) {
  66       var container = $('splash-config-network-container');
  67       var currVisible = !container.classList.contains('faded');
  68       if (currVisible == visible)
  69         return;
  70
  71       if (visible) {
  72         $('splash-config-network').hidden = false;
  73         container.classList.remove('faded');
  74       } else {
  75         container.classList.add('faded');
  76       }
  77     },
  78
  79     /**
  80      * Updates the app name and icon.
  81      * @param {Object} app Details of app being launched.
  82      */
  83     updateApp: function(app) {
  84       $('splash-header').textContent = app.name;
  85       $('splash-header').style.backgroundImage = 'url(' + app.iconURL + ')';
  86     },
  87
  88     /**
  89      * Updates the message for the current launch state.
  90      * @param {string} message Description for current launch state.
  91      */
  92     updateMessage: function(message) {
  93       $('splash-launch-text').textContent = message;
  94     }
  95   };
  96 });