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Android 判断网络状态


Android 判断网络状态这一应用技巧在实际应中是比较重要的。那么,在Android操作系统中,如何能够正确的判断我们所连接的网络是否断开恩?今天我们就针对这一应用技巧进行一个详细的分析。

public class ConnectionChangeReceiver extends
BroadcastReceiver  
{  
@Override  
public void onReceive( Context context, Intent intent )  
{  
ConnectivityManager connectivityManager =
(ConnectivityManager) context.getSystemService
( Context.CONNECTIVITY_SERVICE );  
NetworkInfo activeNetInfo = connectivityManager.
getActiveNetworkInfo();  
NetworkInfo mobNetInfo = connectivityManager.getNetworkInfo
( ConnectivityManager.TYPE_MOBILE );  
if ( activeNetInfo != null )  
{  
Toast.makeText( context, "Active Network Type : " +
activeNetInfo.getTypeName(), Toast.LENGTH_SHORT ).show();  
}  
if( mobNetInfo != null )  
{  
Toast.makeText( context, "Mobile Network Type : " +
mobNetInfo.getTypeName(), Toast.LENGTH_SHORT ).show();  
}  
}  
}  
< !-- Needed to check when the network connection changes -->  
< uses-permission android:name="android.permission.
ACCESS_NETWORK_STATE"/>  
< receiver android:name="com.blackboard.androidtest.
receiver.ConnectionChangeReceiver"  
android:label="NetworkConnection">  
< intent-filter>  
< action android:name="android.net.conn.CONNECTIVITY_CHANGE"/>  
< /intent-filter>  
< /receiver>
Android判断网络状态的具体应用方法就为大家介绍到这里。

补充:移动开发 , Android ,
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