1. <uses-permission android:name="android.permission.INTERNET"></uses-permission> 2.<uses-permission android:name="android.permission.CHANGE_WIFI_STATE"></uses-permission> 3.<uses-permission android:name="android.permission.ACCESS_WIFI_STATE"></uses-permission> 4. 5.<uses-permission android:name="android.permission.CHANGE_NETWORK_STATE"></uses-permission> 6.<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"></uses-permission>
在AndroidManifext.xml中添加上述代码即可