MusicActivity.java 文件源码

public void setwifilock() {
    WifiLock wifiLock = ((WifiManager) getSystemService(Context.WIFI_SERVICE)).createWifiLock(WifiManager.WIFI_MODE_FULL, "mylock");
    if (wifiLock.isHeld()){
        wifiLock.release();
    }
    else {
        wifiLock.acquire();
    }
}