Android隐藏导航栏并且禁止其滑出

    public void setNavigationBarVisible(boolean isHide) {

        View decorView = getWindow().getDecorView();
        int uiOptions;
        if (isHide) {

            uiOptions = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION

                    | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY

                    | View.SYSTEM_UI_FLAG_FULLSCREEN;

        } else {

            uiOptions = View.SYSTEM_UI_FLAG_VISIBLE;

        }
        decorView.setSystemUiVisibility(uiOptions);

    }