Android判斷屏幕上導航欄是否顯示

https://blog.csdn.net/zhoukongxiao/article/details/84139737

private boolean checkHasNavigationBar(Context context) {
        boolean hasNavigationBar = false;
        if ((Settings.Global.getInt(context.getContentResolver(), "force_fsg_nav_bar", 0) != 0)) {
            hasNavigationBar = true;
        }
        return hasNavigationBar;
    }