android - problem of reusing image list after grouping

Question

Find similar pictures, group similar pictures into a group, and put all groups into a list. How to solve the reuse problem of hundreds of pictures
Added pictures, mainly because the number of each group is not fixed

Answer 1

This question is somewhat similar to WeChat Moments. Friends may share 1, 2, 3, 4, or 9 pictures. I happened to briefly analyze the mechanism of Moments. If the largest group of pictures has There won’t be too many words that can be consistent with WeChat, that is, a group is an item, and each item is a viewgroup. The data is displayed by traversing the group of pictures through dynamic addView. If there are too many pictures in some groups, I recommend redoing the data. One layer of encapsulation, that is, each group can have up to three images, and each item is also a parent layout that wraps three image views. You can refer to Facebook's plan for optimizing lists, which is the way of encapsulating data that I mentioned.