设置滚动监听判断ListView的滚动方向

设置翻滚监听判别ListView的翻滚方向同时获取屏幕高度、ListView实践高度,判别是否需求展现回来顶部按钮本资料共包括以下附件:

(Set the scroll monitor to determine the scrolling direction of the ListView and obtain the screen height and the actual height of the ListView at the same time to determine whether the top button needs to be displayed. This document includes the following attachments:)

[下载]15121942090.rar

2022-12-2 15:12 上传

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