如何在Android中向下滚动视图时隐藏和显示布局? [英] How to hide and show a layout on scrolling down a scroll view in Android?

问题描述

我有一个特殊的布局，其中包含一个滚动视图和一个位于活动底部的图像.我的问题是，当我开始向上滚动时，该图像将不可见；当滚动到顶部时，该图像将再次可见.

I have a particular layout which consist a scroll view and an image which is at bottom of the activity. My question is that when I start scrolling up that image will not visible and when the scroll reach to top it is visible again.

我附上了我的图片链接，以便您了解我想要的.

I attached my image link so that you get the idea what I want.

推荐答案

您可以使用android支持小部件帖子隐藏/显示基于滚动的图像.

You can achieve this easily with android support widget CoordinatorLayout. Follow this post to hide/show the image based on scrolling.

您可以在此处

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