RecyclerView滑动固定/悬停/折叠分组列表标题，NestScrollView折叠布局，解决和RecyclerView的...

package entity; import java.util.List; /** * Created by niudong on 2017/10/11. * Tel：18811793194 * VersionChange：5.4 * 作用： */ public class MainPageEntity { /** * code : 100 * msg : 首页获取成功 * data : {"pageInfo":{"pageNumber":1,"totalItem":1,"totalPage":1,"pageSize":16},"itemList":[{"reason":"","editorialAddTime":1500864966000,"itemType":3,"editorialTitle":"","renderInfo":{"enableShowListButton":0,"topline":0,"countdownSeconds":0,"showListButtonUrl":"","enableCountdown":0,"showListButtonTitle":""},"imagePath":"http://tu.yi23.net/posting/91-20170729_220754-1501337274878.jpg!750w","editorialThumbnail":"","weight":998,"title":"卖点","url":"","itemText":"","coverHeight":80,"path":"HOME_PAGE_1_ITEMPOSITION_1","titleZh":"卖点","titleEn":"FEATURES","showTitle":0,"subtitle":"","coverWidth":750,"id":0,"editorialText":""},{"reason":"","editorialAddTime":1504886400000,"itemType":3,"editorialTitle":"","renderInfo":{"enableShowListButton":0,"topline":0,"countdownSeconds":0,"showListButtonUrl":"","enableCountdown":0,"showListButtonTitle":""},"imagePath":"http://tu.yi23.net/posting/217-20170925_230004-1506351604390.jpg!750w","editorialThumbnail":"","weight":899,"title":"立即体验成为会员","url":"http://www.95vintage.com/yi23/Home/Member/payPage?jumpNativeType=4","itemText":"","coverHeight":208,"path":"HOME_PAGE_1_ITEMPOSITION_2","titleZh":"立即体验成为会员","titleEn":"Join Now","showTitle":0,"subtitle":"","coverWidth":750,"id":0,"editorialText":""},{"reason":"","itemType":4,"renderInfo":{"enableShowListButton":1,"topline":0,"countdownSeconds":0,"showListButtonUrl":"https://www.95vintage.com/yi23/Home/Index/index?jumpNativeType=37","enableCountdown":0,"showListButtonTitle":"全部品牌"},"imagePath":"","weight":800,"title":"","circleImgRadius":0,"itemText":"","coverHeight":0,"path":"HOME_PAGE_1_ITEMPOSITION_3","titleZh":"衣二三有哪些品牌","orderTime":1504607031000,"titleEn":"BRANDS","showTitle":1,"coverWidth":0,"circleImg":0,"id":1217377,"collectionItems":[{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170908_103153-1504837913910.jpg","searchKey":"","sort":1,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=244","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170905_183737-1504607857144.jpg","searchKey":"","sort":2,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=245","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170905_194739-1504612059517.jpg","searchKey":"","sort":3,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=270","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170905_194759-1504612079010.jpg","searchKey":"","sort":4,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=287","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170905_194820-1504612100357.jpg","searchKey":"","sort":6,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=247","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170905_194835-1504612115964.jpg","searchKey":"","sort":8,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=182","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170905_194855-1504612135322.jpg","searchKey":"","sort":9,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=400","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170905_194909-1504612149895.jpg","searchKey":"","sort":10,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Subscribe/pdtListPage?jumpNativeType=19&jumpNativeId=370","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217377}]},{"reason":"","editorialAddTime":1506399051000,"itemType":3,"editorialTitle":"","renderInfo":{"enableShowListButton":0,"topline":0,"countdownSeconds":0,"showListButtonUrl":"","enableCountdown":0,"showListButtonTitle":""},"imagePath":"http://tu.yi23.net/posting/217-20170926_121159-1506399119459.jpg!750w","editorialThumbnail":"","weight":602,"title":"明星博主_灰条","url":"","itemText":"","coverHeight":10,"path":"HOME_PAGE_1_ITEMPOSITION_4","titleZh":"明星博主_灰条","titleEn":"灰条","showTitle":0,"subtitle":"","coverWidth":375,"id":0,"editorialText":""},{"reason":"","itemType":4,"renderInfo":{"enableShowListButton":0,"topline":0,"countdownSeconds":0,"showListButtonUrl":"","enableCountdown":0,"showListButtonTitle":""},"imagePath":"","weight":601,"title":"","circleImgRadius":0,"itemText":"","coverHeight":660,"path":"HOME_PAGE_1_ITEMPOSITION_5","titleZh":"明星和博主都在穿的衣二三","orderTime":1504871645000,"titleEn":"STARS","showTitle":1,"coverWidth":510,"circleImg":0,"id":1217434,"collectionItems":[{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/84e40d45ddba40b7ac658a3d4d3aab44.jpg","searchKey":"","sort":997,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Index/postingPage?id=6697&jumpNativeType=31&jumpNativeId=6697","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217434},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/fafd6c7e90a5426bb228f3860e942790.jpg","searchKey":"","sort":998,"tagText":"穿搭","productName":"","url":"http://www.95vintage.com/yi23/Home/Index/postingPage?id=6681&jumpNativeType=31&jumpNativeId=6681","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217434},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/2f56881d4ebd43649e592bbcdde0f7a8.jpg","searchKey":"","sort":999,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Index/postingPage?id=6673&jumpNativeType=31&jumpNativeId=6673","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217434},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/44986b443ac44e2884ec86c3e8fddd3f.jpg","searchKey":"","sort":1000,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Index/postingPage?id=6655&jumpNativeType=31&jumpNativeId=6655","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217434},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170908_195659-1504871819186.jpg","searchKey":"","sort":1001,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Index/postingPage?id=6642&jumpNativeType=31&jumpNativeId=6642","itemText":"","path":"","itemSubText":"","stockNum":0,"tagType":0,"collectionId":1217434},{"brandName":"","productId":0,"imagePath":"http://tu.yi23.net//collections/250-20170908_195750-1504871870880.jpg","searchKey":"","sort":1002,"tagText":"","productName":"","url":"http://www.95vintage.com/yi23/Home/Index/