| // Copyright 2012 The Closure Library Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS-IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| /** |
| * @fileoverview Base class for objects monitoring and exposing runtime |
| * network status information. |
| */ |
| |
| goog.provide('goog.net.NetworkStatusMonitor'); |
| |
| goog.require('goog.events.Listenable'); |
| |
| |
| |
| /** |
| * Base class for network status information providers. |
| * @interface |
| * @extends {goog.events.Listenable} |
| */ |
| goog.net.NetworkStatusMonitor = function() {}; |
| |
| |
| /** |
| * Enum for the events dispatched by the OnlineHandler. |
| * @enum {string} |
| */ |
| goog.net.NetworkStatusMonitor.EventType = { |
| ONLINE: 'online', |
| OFFLINE: 'offline' |
| }; |
| |
| |
| /** |
| * @return {boolean} Whether the system is online or otherwise. |
| */ |
| goog.net.NetworkStatusMonitor.prototype.isOnline; |