abstract class BaseFragment :Fragment(){

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        val rootView = layoutInflater.inflate(getResourcesId(), container, false)
        //初始化控件字段
        initView(rootView)
        return rootView
    }

    open fun initView(rootView: View){//不添加open不能被重写
        
    }

    abstract fun getResourcesId(): Int//加上abstract表示要子类实现
}