因为RN真正调用native代码是异步的,并不能保证同步,而在native环境中,所有即将在视窗中呈现的元素都必须同步渲染,超过一定的时间(ios为16ms)就会出现掉帧,所以RN采用ScrollView作为列表组件的基础。 ReactNative刚开始提供的是ListView组件,在数据量大的情况下,性能特别差。目前提供的列表组件是FlatLis
VirtualizedLists should never be nested inside plain ScrollViews... 背景: 开发一个swipecell左滑删除的组件,使用了一个第三方库:react-native-swipe-list-view 该库基于reactnative的flatlist实现。 问题出现: 问题出现了,吭哧吭哧地接入这个包的时候发现页面报了个错误 :VirtualizedLists should never be nested...
可以确定对应的是RCTScrollView这个view,搜一下果然找到了对应原生的ReactScrollViewManager,真正是组件是ReactScrollView,而且是继承的是原生的ScrollView,先到这里,一会再研究 再看FlatList,FlatList就比较复杂了,通过代码可以发现其实是由VirtualizedList实现的,而且都在同一个目录下 再通过VirtualizedList代码可以发现,其实也是...
We should add a comment above this function that it serves purposes of a workaround, refer to thestartTransitionRecursivefunction and link this PR. Also: do we actually know what changed that this started crashing (maybe in react-native)? Because it looks like the root cause of the issue i...
return ( <View style={styles.container}> <InputIngredient onSearch={handleSearch} newValue={ingredientValue} /> {filteredIngredients?.length > 0 && ( <FlatList //FlatList is the absolute view, i try use a View and is the same style= {styles.ingredientsList} data={filteredIngredients} rende...
EN自我第一次见到文档以来，ScrollViewProps或派生道具的组件(SectionList、FlatList、VirtualizedList)上可用的...
check this documentation for more information https://hossein-zare.github.io/react-native-dropdown-picker-website/docs/next/advanced/list-modes#scrollviewprops Wroks like a charm. Thanks @Pramesh98 berkozagir mentioned this issue Feb 15, 2022 Nested VirtualizedLists Warning in Flatlist with <Conte...
There was not a scrollview, but a FlatList nested within. Tried adding the fix in #458, but it didn't seem to change the error. We removed the flatlist, and just went with an array of elements in the meantime. Contributor LeoNatan commented Dec 19, 2017 @kylemellander Could you ...