Wifi广播状态

intent-filters填写

- android.net.wifi.WIFI_STATE_CHANGED
- action android:name="android.net.wifi.STATE_CHANGE
- android.net.wifi.supplicant.CONNECTION_CHANGE

?

权限

uses-permission android:name="android.permission.ACCESS_WIFI_STATE"

?

final String action = intent.getAction();  if (action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) {   NetworkInfo info = (NetworkInfo)intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);   if (info.getState().equals(NetworkInfo.State.CONNECTED))   {     //do whatever you want when wifi is active and connected to a hotspot   } } 

?

还有这句如果需要

if (action.equals(WifiManager.SUPPLICANT_CONNECTION_CHANGE_ACTION))