@firebase/firestore
Version:
This is the [Cloud Firestore](https://firebase.google.com/docs/firestore/) component of the [Firebase JS SDK](https://www.npmjs.com/package/firebase).
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TypeScript
/**
* @license
* Copyright 2019 Google Inc.
*
* 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.
*/
import { ConnectivityMonitor, NetworkStatus } from './../remote/connectivity_monitor';
/**
* Browser implementation of ConnectivityMonitor.
*/
export declare class BrowserConnectivityMonitor implements ConnectivityMonitor {
private readonly networkAvailableListener;
private readonly networkUnavailableListener;
private callbacks;
constructor();
addCallback(callback: (status: NetworkStatus) => void): void;
shutdown(): void;
private configureNetworkMonitoring;
private onNetworkAvailable;
private onNetworkUnavailable;
/** Checks that all used attributes of window are available. */
static isAvailable(): boolean;
}