Android 检查当前是否已经连接上 Internet

java代码：

1 ConnectivityManager con=(ConnectivityManager)getSystemService(Activity.CONNECTIVITY_SERVICE);  
2 
3 boolean wifi=con.getNetworkInfo(ConnectivityManager.TYPE_WIFI).isConnectedOrConnecting();  
4 
5 boolean internet=con.getNetworkInfo(ConnectivityManager.TYPE_MOBILE).isConnectedOrConnecting();

 

AndroidManifest.xml

<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
posted @ 2011-09-01 15:35  roemin  阅读(226)  评论(0)    收藏  举报