如何检查当前用户是否已登录android

本文介绍了如何检查当前用户是否已登录android的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述

如何检查当前用户是否已登录android. 我有一个外部数据库，我已成功将其连接到数据库. 我需要检查用户是否已登录

How to check if current user is logged in android. I have an external database, I have successfully connected it to the database. I need to check if the user is logged in or not

如果未登录的用户将显示{注册活动}，否则将显示{我的信息活动}

if user not logged will display {register activity} otherwise will display {my info activity}

推荐答案

根据此:

要检查用户是否已登录，请调用isConnected().

To check if the user is signed-in, call isConnected().

if (mGoogleApiClient != null && mGoogleApiClient.isConnected()) { // signed in. Show the "sign out" button and explanation. // ... } else { // not signed in. Show the "sign in" button and explanation. // ... }