检查设备是否可以连接互联网

本文介绍了检查设备是否可以连接互联网的处理方法，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

BroadcastReceiver，问题是该怎么称呼

BroadcastReceiver, the problem is how to call this

registerReceiver(mConnReceiver,
       new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION));

来自主要活动

推荐答案

您有两个选择

1.在您的MainActivity.java

1. in your MainActivity.java

 // create object of receiver class
 NetworkChangeReceiver mConnReceiver = new NetworkChangeReceiver();
 //register the receiver
 registerReceiver(mConnReceiver,new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION));

2.在manifest文件

2. In manifest file

    <receiver android:name=".NetworkChangeReceiver" >
        <intent-filter>
            <action android:name="android.net.conn.CONNECTIVITY_CHANGE" />
        </intent-filter>
    </receiver>