Android 手动触发/点击 MenuItem 功能

try {

    Menu menu =  UserDevice.getInstance().binding.navView.getMenu();
    MenuItem item = menu.findItem(R.id.nav_gallery);

    menu.performIdentifierAction(item.getItemId(), 0);


    Toast.makeText(getApplication(), "功能添加中!"+item.getActionView(), Toast.LENGTH_SHORT).show();
}catch (Exception e){
    Toast.makeText(getApplication(), "功能添加中!"+e.getMessage(), Toast.LENGTH_SHORT).show();
}