判断wifi是否连接

[android]代码库

public boolean isWifiConnected()
	{
		ConnectivityManager connManager = (ConnectivityManager)mContext. getSystemService(Context.CONNECTIVITY_SERVICE);
		NetworkInfo mWifi = connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);

		if (mWifi.isConnected())
		{
			return true;
		}
		else
			return false;

	}