Android, no satus bar

Activity act = ...

if (Build.VERSION.SDK_INT < 16) {
            act.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
        } else {
            View decorView = act.getWindow().getDecorView();
            int uiOptions = View.SYSTEM_UI_FLAG_FULLSCREEN;
            decorView.setSystemUiVisibility(uiOptions);
//            ActionBar actionBar = act.getActionBar();//            actionBar.hide();        }


ref : https://stackoverflow.com/questions/5431365/how-to-hide-status-bar-in-android