判断wifi是否打开

来源:互联网 发布:三星软件市场 编辑:程序博客网 时间:2024/05/16 01:41
public boolean isWifiActive(){ConnectivityManager mConnectivity = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);if(mConnectivity != null){NetworkInfo[] infos = mConnectivity.getAllNetworkInfo();if(infos != null){for(NetworkInfo ni: infos){if("WIFI".equals(ni.getTypeName()) && ni.isConnected())return true;}}}return false;}

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