Android notifyDataSetChanged [英] Android notifyDataSetChanged

问题描述

我有一个列表，里面有一个自定义的 ArrayAdapter.

I have a list which is filled with a custom ArrayAdapter.

我想每秒更新一个进度条，所以我尝试使用 notifyDataSetChanged() 来重新绘制列表，但它似乎不起作用.

I want to update a progress bar every second, so I am trying to use notifyDataSetChanged() in order to repaint the list but it doesn't seem to work.

推荐答案

您如何更新为 ArrayAdapter 提供数据的 List 数据结构?

How are you updating the List data structure that is feeding ArrayAdapter?

请在此处查看我的回答:notifyDataSetChanged 示例

Please see my answer here: notifyDataSetChanged example

关于 ArrayAdapters 的问题，以及更新保存数据的 List 以便 notifyDataSetChanged 工作.

for issues regarding ArrayAdapters and updating the List that holds data for notifyDataSetChanged to work.

这篇关于Android notifyDataSetChanged的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！