remoting/webapp/crd/js/activation_handler.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 /** @suppress {duplicate} */
   6 var remoting = remoting || {};
   7
   8 (function(){
   9
  10 'use strict';
  11
  12 /** @type {string} */
  13 var NEW_WINDOW_MENU_ID_ = 'new-window';
  14
  15 /**
  16  * A class that handles application activation.
  17  *
  18  * @param {base.Ipc} ipc
  19  * @param {remoting.V2AppLauncher} appLauncher
  20  * @constructor
  21  */
  22 remoting.ActivationHandler = function (ipc, appLauncher) {
  23   /** @private {remoting.V2AppLauncher} */
  24   this.appLauncher_ = appLauncher;
  25
  26   chrome.contextMenus.create({
  27      id: NEW_WINDOW_MENU_ID_,
  28      contexts: ['launcher'],
  29      title: chrome.i18n.getMessage(/*i18n-content*/'NEW_WINDOW')
  30   });
  31
  32   chrome.contextMenus.onClicked.addListener(this.onContextMenu_.bind(this));
  33   chrome.app.runtime.onLaunched.addListener(this.onLaunched_.bind(this));
  34   ipc.register(remoting.ActivationHandler.Ipc.RELAUNCH,
  35                appLauncher.restart.bind(appLauncher));
  36 };
  37
  38 /** @enum {string} */
  39 remoting.ActivationHandler.Ipc = {
  40   RELAUNCH: 'remoting.ActivationHandler.restart'
  41 };
  42
  43 /**
  44  * @param {OnClickData} info
  45  * @private
  46  */
  47 remoting.ActivationHandler.prototype.onContextMenu_ = function(info) {
  48   if (info.menuItemId == NEW_WINDOW_MENU_ID_) {
  49     this.appLauncher_.launch();
  50   }
  51 };
  52
  53 /**
  54  * Called when the App is activated (e.g. from the Chrome App Launcher).  It
  55  * creates a new window if there are no existing ones.  Otherwise, it will put
  56  * focus on the last window created.
  57  *
  58  * @private
  59  */
  60 remoting.ActivationHandler.prototype.onLaunched_ = function() {
  61   var windows = chrome.app.window.getAll();
  62   if (windows.length >= 1) {
  63     windows[windows.length - 1].focus();
  64   } else {
  65     this.appLauncher_.launch();
  66   }
  67 };
  68
  69 })();