[移动开发]kotlin 购物车 删除数据自动消失，不用刷新 不显示闪

private fun postDeleteCart(ids: MutableList<String>) {
    val map = mutableMapOf<String, MutableList<String>>()
    map["cartIds"] = ids
    productService.delCart(map)
        .doOnSubscribe(dialog)
        .subscribeOn(AndroidSchedulers.mainThread())
        .observeOn(AndroidSchedulers.mainThread())
        .subscribe(object : CustomDisposable<Response<ResponseBody>>(mContext, dialog) {
            override fun onNext(t: Response<ResponseBody>) {
                super.onNext(t)
                if (t != null) {

                    //删除数据自动消失，不用刷新
                val iter = mCartAdapter?.list?.iterator()
                while (iter!!.hasNext()) {
                    val item = iter.next()
                    if (item.isCheckedBo) {  //isCheckedBo 选中的商品id
                        iter.remove()
                        cart_rv.post {
                            mCartAdapter?.notifyDataSetChanged()
                        }
                    }
                }
}