Here is how it looks. 8. first batch of 20 items is then rendered using a Flatlist. The album itself has an expansion panel, which when opened has a ScrollView container which contains FlatList of song items. In this case it is a Flatlist. Reference Image. Dec 13, 2019 · FlatList not scrolling in react-native, nothing helped so far. This would work, please try on: <KeyboardAvoidingView behavior='position' keyboardVerticalOffset={x} >. goIndex = => { this. I tried using the solution of parent & child container (Hide scroll bar, but still being able to scroll) but did Sep 11, 2023 · Hi everyone, Yesterday I was stuck with a problem in React-Native FlatList 😤. If I disable scroll on the flatlist, every interaction with the map works smoothly. 66. What I noticed is that if i try to select an item or scroll the list when clicking where the SearchBar should be appearing, I can select and scroll the list. How I can make freely scroll able so user can stop it at Nov 12, 2023 · Using this approach instead of a flexWrap layout can prevent conflicts with the item height logic. Apr 22, 2024 · It is a VirtualizedList prop that can be passed through FlatList. Jan 21, 2019 · This FlatList has only a few items, and because of this, is not taking the entire space but only the half of it, and when I scroll up/down, it looks as if it has overflow: hidden. Expected Behaviour : Apr 18, 2017 · There have been a quite a few ways to create a scrolling list in React Native, most notably they have been the ScrollView and the ListView. Memory consumption, in this context, is how much information about your list is being stored in memory, which Jun 29, 2020 · 1. Nov 21, 2022 · Of course. It renders generic content in a scrollable container. I can't find the problem why its not scrolling. Jan 13, 2023 · I have Flatlist that doesn't scroll. y I noticed that the e. 43 of… Jan 11, 2022 · That said, if I understood you correctly the issue only occurs when using AnimatedFlatList and not FlatList from Gesture Handler. 1. Part of my code: Jun 26, 2022 · I have a Flat-list in react native which has items that expand & collapse (Just like dropdown), So whenever an item is clicked to expand, If the items content is overflowing in the screen. ref={ref} initialNumToRender={3} keyExtractor={(item) => item?. Jul 19, 2022 · It used to work earlier, after upgrading from RN to 0. Add the prop ListFooterComponent by giving it a React element/component. May 4, 2020 · the useEffect is triggered and I fetch the first page of the API. This controls the amount of items rendered per batch, which is the next chunk of items rendered on every scroll. I am using it horizontally and can see the scrollbar. 4. Can be imported from react native as: import {ScrollView} from ‘react-native’; Can be imported from React Native as: import {FlatList} from ‘react-native’; . <ListItem library={item} />. In general, this should only really be used if you need more flexibility than FlatList provides, e. Base implementation for the more convenient <FlatList> and <SectionList> components, which are also better documented. When I checked the documentation, I can see a method called scrollToEnd(). answered Jan 18, 2022 at 13:19. event_name} Feb 21, 2024 · Each item has a responsive map which is rendered inside of a react-native-webview. It does scroll for web. g. Since v0. renderItem = ({ item }) => (. You can test here, but make sure you select iOS or Android. I have tried nestedScrollEnabled={true} as mentioned in the document here it works well in android. Hot Network Questions Nov 9, 2018 · I'm trying to create a horizontal FlatList that has some spacing around it. As soon as I post this, I notice the issue. const contextValues = useMemo(. Sep 13, 2017 · I was seeing this same problem in our Android + iOS React Native hybrid app. Expected behavior When scrolling vertically in the FlatList, the parent ScrollView should scroll vertically. We embed the FlatList component within our native UIs inside a Fragment in Android and we were unable to scroll to the last item in the list, even though the scroll indicator would show that there was more to scroll, the ScrollView would simply not scroll further. Here is the most basic version of that code: Jun 9, 2023 · Wrapping FlatList in another View, adding styling to the FlatList, importing FlatList from gesture handler instead of react-native, setting nestedScrollEnabled={true}, various additional flex properties and styling, none of it works. Jul 23, 2019 · Why does my FlatList not scroll in React Native? 0. The code is below shows the TabView along with the rendering of the TabView. scrollEnabled={Platform. Below is a snippet i used, to display data from the REST api to the application : Jan 17, 2022 · 0. Hence, I can not for sure now when the user is interacting with the map. ScrollToEnd() (on a FlatList) appears to have no effect in Android (or in the iOS simulator). At the moment it is just static, displaying a grid of images int he Flatlist with no scrolling functionality. More complex, selectable example below. The effects of all the scroll functions appear to be really inconsistent - I can get scrollToOffset to work on iOS but Jan 11, 2024 · In React Native, if the items in the FlatList do not fill the screen, the list will not scroll in Android. I need to get the offset Y value for the animation. Each item may be a song or an album. answered Jul 4, 2018 at 11:28. _listRef is undefined because setTimeout calls the function and sets its context (this) to null. . The vendor exports do, however, reference the DOM specific ScrollView and View components, so maybe that means they are actually implemented. By giving the view flex: 1, that view will take the remaining space vertically and the FlatList will start to stretch until it reaches the end of the bottom of the parent view, and it will scroll instead of going outside. Alternatively, if you don't want to do it on start. To Reproduce (Required) I created this Snack: https://snack. In case if it were dependent on state then you would have passed extraData= {this. FlatList renders items lazily, when they are about to appear, and removes items that scroll way off screen to save memory and processing time. But not sure how to use it as am following the Functional Component style of coding. Please can someone advise? I am unable to get my Flatlist to scroll in my expo react native app. I'm having difficulty scrolling the flatlist in react native. 69 + Expo Feb 7, 2022 · Displaying a List with a React Native FlatList. Apr 9, 2018 · I have a React Native FlatList. Jun 13, 2023 · A FlatList is a React Native list component that uses virtual scrolling to improve app performance. Here is Jan 31, 2018 · the ref in FlatList is a function, not a string. Jan 29, 2021 · The search Input drop down is set to overlay over the red box views, which it does. But is not working. I'm develop the flatlist with gesture detector to enable the pinch to zoom, double tap, and pan in the image, but at the moment when the pass to the next image is very difficult I have to move the finger to what works. I read this in the RN GitHub about it, they recommended using flexGrow: 1 on the FlatList's contentContainerStyle, also the parent View with flex: 1. First, you need to implement React's useRef hook: import {useRef} from 'react'; const yourRef = useRef(null); Second, the FlatList tag must be equipped with a reference and the desired functions: <FlatList. (Worked for my only after setting the height property) The whole discussion and multiple solutions are on the link above. The problem though is that the FlatList will only scroll if my mouse is in that space between the search input and the first View. The refs appear to be correct, and my own scrollEnd function is being called (I was desperate) but nothing changes on the screen. Under the TabView, I have a FlatList, the list appears but it is not able to scroll, I have tried implementing flex: 1 as well as wrapping the FlatList in a ScrollView . The scroll works fine on web view, but doesn't work on Android. This Flatlist is inside a ScrollView component where I want the Flatlist images to be able to be scrolled horizontally. I've googled it for hours and tried nearly everything suggested in stack overflow threads - removed flex, added flex, wrapped it in a view, but nothing seems to work. I am trying to implement a Flat in horizontal direction. Jan 19, 2024 · React Native Expo - Unable to scroll downwards for more content. React Native bidirectional FlatList, start reached event. Jan 20, 2021 · I need help in setting correctly a Flatlist in my React Native app. Also, upon a refresh it is rendered for a split-second and then disappears again. Hot Network Questions 8-hour stopover in Kuala Lumpur: visiting Batu Caves? Tested in IOS, also I noticed that without the onStartShouldSetResponder={() => true} my Flatlist was only working when using 2 fingers to scroll the list inside the modal. 8 Aug 9, 2021 · Currently I have a FlatList that is holding my images. The FlatList itself has only 3 items. the useEffect is triggered again since has a dependency on [page] and fetches the following batch of 20 items and so on Feb 14, 2022 · I have a FlatList inside a BottomSheet, I am able to scroll in FlaLlist on ios but it is not working on android. The code below should work. So scrolling is an important part of this. Oct 22, 2021 · I have a FlatList with a ListHeaderComponent which is a number of buttons in a horizontal scroll. React native : Flatlist inside scrollview. data={DATA} renderItem={({ item }) => (<ListItem itemData={item} />) } Mar 16, 2021 · I've deleted my original answer as @windowsill's comment points out, the flatlist scrolls with and without a flex:1 on the wrapper. scrollToIndex({animated: true,index:5}); }; although it doesn't show any errors, the list is not moving to specified index. data={cartItems} renderItem={({item}) => (. I am using React Native 0. Feb 24, 2022 · What actually happens: with parent view scroll-locked, scrolling the child scrollview to the very bottom/top will scroll the parent scroll view, once the child scroll view reaches its scroll-boundary. It looks like this (I have more items after Produce): This is my code: Sep 24, 2017 · I've achieved this by appending a copy of the first element of the supplied data to the end of the FlatList; when the user scrolls this into view, we can safely reset the scroll offset. I'm pretty sure this should works for every-one. import { ScrollView } from 'react-native'; // OR. for use with immutable data instead of plain arrays. state = { selected: (new Map(): Map < string, boolean >) }; _keyExtractor Dec 3, 2021 · I have a FlatList that weirdly renders correctly only after a scroll. shouldActivateOnStart(true); Mar 12, 2018 · The scroll indicator is usually not tappable. The easiest way I found involves the e. When I'm trying to scroll, It does nothing. Oct 25, 2022 · 1. Specify the width and height in the style prop of the FlatList. flatList. Apr 22, 2024 · Creating JS components and native views for everything all at once, much of which may not even be shown, will contribute to slow rendering and increased memory usage. I searched Stackoverflow, Google, and YouTube videos for nearly 4 hours to solve this problem. What I need is: I have a View; Inside that view i have a title on top and a bottom below. Not scrolling down to bottom. Jan 25, 2023 · At the moment it is just static, displaying a grid of images int he Flatlist with no scrolling functionality. Steps to reproduce behavior: flick one of the child scroll views downward until it reaches the bottom In 2023 with react-native version 0. but while scrolling or when scrolling stops nothing happens and I can't get the current Id. refs. Feb 18, 2019 · 3. Jul 9, 2019 · I am building a header that animates/hides as the user scrolls down a Flatlist. y becomes 0 on Android when on top while can become negative on iOS (over scroll) To be able to act when user just starts to scroll from the top and when the user scrolls back right to the top, the following works fine for me. I fixed my problem with nested FlatList not being able to scroll items on android by simply importing FlatList. May 25, 2018 · I'm having an issue with scrolling in lists that are in modals ever since upgrading to the latest React-Native version (0. On the other hand two scrollable components inside eachother will make it impossible for the system to know which component should be scrolled. System: OS: macOS 12. keyExtractor tells the list to use the id s for the react keys instead of the default key property. js and my problem is with the second child component (BottomHorizontalBoxes. Perhaps setting a height value directly on the FlatList will achieve the effect you want. May 2, 2022 · Instead of Pressable wrapping the FlatList, I learnt that we can use React Native's Gesture Responder System on a simple View to get the behavior that I require. Each have their strengths and weaknesses. It renders a list of similar items. Jul 23, 2020 · The problem am facing is, after new item is added to the FlatList, am trying to scroll the FlatList items to the bottom so that the newly added message is visible. Why does it not scroll down at the first time screen Sep 21, 2019 · FlatList scroll seems to works only when parent View has a flex property confirmed that this works, however this still seems like a bug to me 👍 1 blackbing reacted with thumbs up emoji May 23, 2017 · I am trying to use FlatList (React-native) in my app. That's why I want it to be scrollable, even if it's small. <View onStartShouldSetResponder={() => true} onResponderRelease={doSomethingFunction} > <FlatList data={someData} renderItem={renderItemComponent} /> </View> May 3, 2019 · FlatList and VirtualizedList seem to be taken directly from react-native, and do not contain any of the DOM specific customizations like we see in ScrollView, TextInput, and View. Item, the scrolling of the list is broken - you can only scroll if you very quickly swipe the screen. But for some reason even after enabling horizontal={true} in my flatlist, my extra images are going to the next row and the scrolling is vertical. Without setting this prop, FlatList would not know it needs to re-render any items because it Jul 7, 2020 · For this i have used scrollToIndex method of FlatList in conjunction with getItemLayout prop of FlatList and passed the index of the current podcast item being played to the method. Native(). By passing extraData={selected} to FlatList we make sure FlatList itself will re-render when the state changes. I am using the onEndReached and onEndReachedThreshold to call a function that fetches the data for the next page. id} showsVerticalScrollIndicator={false} Oct 11, 2019 · Default ScrollView works well in the ios, but in the android it is not. Is there any way to find out the scroll position of the Flatlist in pixels? I'm using react native 0. Unable to Scroll using Flatlist in React native. Jul 25, 2018 · I'm using a flatList to render items from a json file, I want to scroll to a specific index when a button is pressed, I declared the function for button press as below. Also if item. This is where FlatList comes into play. I want the app to scroll through the list by its Jul 20, 2020 · Basically add the attribute nestedScrollEnabled= {true}, in yout external ScrollView and on your internar FlatList. import React, { Component } from 'react'; import { FlatList } from 'react-native'; export default class InfiniteFlatList extends Component {. FlatList inside ScrollView doesn't work in React Native. You can remove the property 'keyboardVerticalOffset' or keep it and play with the value of x, you just find out the value which fits in your case. Note: For ios, after adding nestedScrollEnabled={true} along with scrollEnabled={true} works fine. base on Documentation I used onViewableItemsChanged for getting the current showing item on the screen. Apr 6, 2022 · The answer usually says to add flex: 1 to the parent, but here is an example that has that and it still doesn't scroll. OS == 'ios' ? false : true} I added the condition since, I was facing this issue only in IPhone 7 Plus. e. Then Flatlist will automatically move the entire screen (photo + separator) away when pagination is enabled. If you don't use arrow function, the FlatList cannot access the "this" in scrollNow () function. It doesn't give me to scroll past the Produce item. e 3). 4). Using this approach instead of a flexWrap layout can prevent conflicts with the item height logic. How Can I use it in correct way? Mar 17, 2018 · Why does my FlatList not scroll in React Native? 0. 0. FlatList not scrolling in react-native, nothing helped Apr 4, 2018 · The best approach is to put your FlatList inside a View and give that View flex: 1, and the flat list will not go outside the parent view. First part - function with flatlist, second - renderItem function, style of touchable opacity: 2) 3) I Jun 8, 2017 · 4. As a workaround, you can actually use a wrapper function (here with ES6 syntax) : setTimeout(() => this. – Moistbobo. Jan 24, 2020 · Why does my FlatList not scroll in React Native? 3. Feb 4, 2018 · Step 2) (Key-point). ); Sep 10, 2023 · 1. More complex, multi-select example demonstrating `` usage for perf optimization and avoiding bugs. After a lot of research, I was able to resolve the issue by using BottomSheetFlatList instead of FlatList from the same package. 2 Jun 4, 2020 · I want to create horizontal flatlist with multiple row in react native, so i have written this code, the flatlist is getting rendered but horizontal scrolling is not working so can anyone help me with what's the issue? I want to create flatlist which has 2 rows and user can scroll horizontally also Mar 22, 2019 · I had the same issue and just found the solution. EDIT 1: Suppose your data array is something like this: [{title: "Item 1"}, {title: "Item 2"}] You have to concat the new blank item to the data array while passing it to the <FlatList>, like this: keyboardShouldPersistTaps Aug 14, 2021 · 1. I tested with similar code. The Flatlist with the problem is inside a modal, which is in another modal that is rendered as a footer component on another Flatlist (it is an add button). 2, the following code seems to work better than the older answers. It contains small cards contains some data. The ScrollView won't scroll vertically. ( This will lead the image to be always on top and the data inside the FlatList will be scrollable ) Jun 20, 2021 · When having a FlatList inside a TabView. :) I hope you understand my problem react-native Apr 26, 2024 · VirtualizedList. I am quite new to react native. <ScrollView. At a time 2 and half card are visible horizontally, when i scroll it directly goes to next 3 cards so I am not able to properly view the third card since scroll moves 3 items at once. Environment (include versions). FlatList not scrolling in react-native, nothing helped so far. I've also tried onScrollBeginDrag, onScrollEndDrag and onMomentumScrollEnd. A data prop takes an array of data that needs to be rendered, and renderItem defines a function that takes data via parameters and returns a formatted component to be displayed on the screen. react-native: 0. Instead of trying to figure out where to scroll to using the scrollToOffset method, I'm still using the scrollToIndex method and use the viewOffset parameter in order to calculate how much offset to add to the method: the difference between the expanded and collapsed heights of any other currently expanded item (if any) and subtracting the top margin of the clicked item. If that is the case, you could try adding Native gesture to the AnimatedFlatList like so: const nativeGesture = Gesture. For the first time this component is loaded it does not scroll to given index item (i. FlatList also has the methods scrollToIndex and scrollToItem which allow you to programatically move to a specific index or item May 7, 2018 · Then you accept the answer :) . I want to scroll the item so that its content is fully visible. edited Jul 17, 2023 at 4:58. scrollToEnd(), 0) Regarding your 1st problem, I don't think you're solving it the right way. Oct 7, 2021 · I found the solution for that. Pros: Setting a bigger number means less visual blank areas when scrolling (increases the fill rate). 👍 5 lucasjohnston, jwebcat, syedamariumhasnain, mateuszjaquael, and havva-zt reacted with thumbs up emoji ️ 1 havva-zt reacted with heart emoji Dec 4, 2023 · It does not maintain the component state. Try to scroll vertically from the FlatList. I've tried using onScroll hoping it passes a value to the callback - it doesn't. I can render items from API but it's not scrolling in FlatList, it is bouncing back to the starting position without showing all the items. It's simple and tricky. Tried countless things I saw on the internet, and still , it does not seem to work. Output of npx react-native info. expo. I have also tried many workarounds with no use. I put my <ScrollView></ScrollView> component codes inside of <FlatList> ListHeaderComponent props. The width, in your case, should be SCREEN_WIDTH + 5. Mar 22, 2018 · If you want a single image on top of the page and then the entire list should load, then simply use the Image tag in a View and then load the FlatList below the image. Feb 12, 2021 · So that when I open the App I see 4 and 5 and 6 and I can scroll to the left to see 1 and 2 and 3 and I can scroll to the right and see 7 and 8 and 9 and 10. The FlatList component requires two props: data and renderItem. Performance, in this context, imply a smooth (not choppy) scroll (and navigation in or out of your list) experience. nativeEvent. There is an option in ScrollView to hide the scrollbar but not in FlatList. Between I want to insert a Flatlist that displays a list of elements, but i want a fixed height and scroll capability to see all elements from the list. To determine which one to use, we only have to remember one thing: ScrollView works best to display a small amount of elements with a limited size because all of ScrollView’s Apr 8, 2022 · React Native FlatList is not scrolling. Note: Doing the otherway round i. Version. flatListRef. 59. Here is the code snippet: <FlatList. Jun 10, 2017 · I have a horizontal FlatList, where each time it reaches the end, it automatically adds new elements to the list, so it kind of is an infinite list. Either remove the List and use FlatList , or use the underlying ListItem component that List is designed to be used with. import * as React from 'react'; import { StyleSheet, View, Text, FlatList } from 'react-native'; export default class Conversation extends React Aug 1, 2018 · the best idea would to redesign the page and split it into two different pages or make the flatlist scroll horizontally or maybe disable the scroll of the flatlist and make the size equal to the sum of row's size – I feel so stupid but i am stuck at this point for a couple of hours, for some reason my flatlist does not scroll correctly. so how to set the height of the flatlist to cover the entire screen and still be scrollable. I have paginating and fetching 10 rows per page by making async calls to the server. I checked and the function scrollToIndex is calling. dev Jun 29, 2018 · 16. On the tutorial with the same code I can see the list is scrolling. Tried several suggested solutions - none of these worked: Including a parent View with flex pr Jun 13, 2018 · 1. Jun 29, 2018 · Then I tried setting the scroll of flatlist as false, since I have already enclosed my flatlist to scrollview. Here is my code (the issue is in the second FlatList Sep 28, 2021 · Pushing a screen of a React Navigation Stack with a FlatList will break the scrolling support on Web. Without setting this prop, FlatList May 17, 2017 · Some of the users (@Nathileo) asked for a hooks-based approach to scrolling to the end of a FlatList. But after loading the screen when do component re-rendering it is working. <TabView. this. Item, View and FlatList. scrollEnabled={true} So I have an outer ScrollView with a FlatList of items. title (text) has more letters, gray rectangle box May 7, 2021 · I have this category filter component in my react native application. import React from 'react'; import { SafeAreaView, View, FlatList, StyleSheet, Text, StatusBar } from 'react-native'; const DATA = [. I need to import FlatList from react-native-gesture-handler. However, that is not really a solution as most of the times the items exceeds the screen. Did this work in previous versions? React Native for Web (version): 0. Without setting this prop, FlatList would not know it needs to re-render any items because it is also a PureComponent and the prop comparison will not show any changes. Then set yout FlatList's height to a fixed value. I am using Android emulator. It works as FlatList does not re-render when there is change in state or props. Apr 26, 2021 · Unable to Scroll using Flatlist in React native. 71. Item Aug 6, 2020 · The first and most common mistake of using ScrollView is not knowing when to use it. import { FlatList } from 'react-native-gesture-handler'; If this would not work, also try to import ScrollView. But if we want to re render the FlatList then we need to pass a prop extraData to it. event={item. Then both scrolling the FlatList and adjusting the bottom-sheet height work on Android. Any one experienced this behaviour mainly in Android and in IOS it's working fine. Hot Network Questions Nov 11, 2021 · I am using the React-Native-Elements Library to create tabs. <CartItemCard. scroll of scrollview to false, was still giving me the same issue. you can refer it and can understandable it very easily. I am new to react native and while going through a tutorial , I got stuck with scrolling of FlatList. class LibraryList extends Component {. 6. Once my mouse is overtop of the View the FlatList seems to ignore the scrolling. Refer here. I have two child components that are rendered in App. Virtualization massively improves memory consumption Jun 25, 2021 · Unable to Scroll using Flatlist in React native. I have made these buttons sticky so that it stays at the top during scroll but is there a way to prevent the scrolled items from showing beneath the buttons as I scroll up? I have tried adding a marginBottom to ListHeaderComponentStyle but it does Jul 18, 2018 · Place an horizontal FlatList in a ScrollView. I just passed a view with the preferable height and it worked for me perfectly. VirtualizedList is the component behind FlatList, and is React Native's implementation of the ' virtual list ' concept. The list will only become scrollable if its height exceeds that of the container. Nov 8, 2022 · So i have tried couple of things, data pulled from the REST api works fine without trouble, but when i put it to Flatlist, it does not scroll. contentOffset. Please help! Thank you. FlatList has a prop called initialScrollIndex that you could use if you want the list to load at a particular item. The FlatList is defined like this in the View: <FlatList. I have created a FlatList for rendering this list of items, however, it is not scrolling. This means that any list items it renders that are not on the screen will be rendered as blank space until the item is scrolled into the render window. React Native FlatList not scrolling to end. But the method is not working as expected and is scrolling to wrong position. 4 Feb 8, 2019 · The FlatList is covering the search bar when it's active and I can't scroll the list or select an item. 4, i am not able to scroll horizontally, If i try hard with two fingers and use one to scroll then it's hardly scrolling. You will notice that, in the browser, everything seems to work. () => ({. Jan 27, 2022 · The important point with a Flatlist is the reusing of cells so that not all components need to be rendered at the same time. By passing extraData={selectedId} to FlatList we make sure FlatList itself will re-render when the state changes. when I scroll to the end, I call a function [loadMoreCommit] which increases the [page] by 1. There are two common List components in React Native: ScrollView and FlatList. js). Code: May 30, 2017 · Reading about List from react-native-elements - it itself is a replacement for FlatList, not a wrapping component. Is there an equivalent for @shopify/flash-list? Jul 5, 2018 · I am building a feed using FlatList in React Native. I found that solution from here. See full list on reactnative. io/2K8V8ALHy. It only scrolls if user pressed and holds touchable opacity which is a part of renderItem shown in the codes below. I hope it works for you as well, if you add a few blank itens or one wide enough blank item. I was able to get the beginning spacing correct with paddingLeft on the list, but paddingRight on the list doesn't seem to put any space after it (if I scroll all the way to the end, the last item is pressed right against the border). Has anyone been able to hide it some other way. So now your code should be like so:-. state} – sharad_kalya. Please can someone advise? Aug 16, 2021 · i have a flatlist but it is not scrollable, first i set the height of it's parent container to screen height then i learned that it was a mistake to do so and also i didn't use flex:1 on any container still i can't scroll down. 55. mwwqaegiqivauwmmhnxz