Recyclerview first scroll lag. But I am having a problem with scrolling them.

Recyclerview first scroll lag 3. The weird part is that when data is switched off, the app works just fine and the viewpager swipes and recyclerview scrolls are fast enough. Is it possible the reason of stuck my recyclerView because of MathView? In my code , Type = 3 is Lags when RecyclerView scrolling. Thus I will have 10 types of rows. Here, I have two recyclerview that has parentRecyclerViewAdapter and childRecyclerViewAdapter. Right now while I am scrolling the recyclerView items, the next fragment gets opened because of the swipe. ; SCROLL_STATE_SETTLING: User has lifted his finger, and the animation is now slowing Remember first off all fix recyclerview height like 100dp, 200dp, 300dp etc. Hot Network Questions The global wine drought that never was (title of news text that seems like truncated at first sight) How to Simulate the variability in Vgs(off) for a N-type JFET in AGC Circuit Ways to travel across land when there are biological landmines I want to more fully address the issue of scroll duration, which, should you choose any earlier answer, will in fact will vary dramatically (and unacceptably) according to the amount of scrolling necessary to reach the target position from the current position . When I only see RecyclerView 3(when I have scrolled passed the RecyclerView 1&2) the ScrollView does not lag. When this viewholder is added, the recyclerview lags while scrolling. Majorly I am getting the lag where the rows have images. kt:. Remove the SnapHelper because it creates a scroll animation lag with FocusLayoutManager. I'm converting first page of a pdf into image and then showing it beside the pdf file. I tried to put the code right after retrieving the reference to RecyclerView, like this (listView is a RecyclerView): As mentioned by R. About; Products OverflowAI; RecyclerView scroll lags with simple items. As you can see in the demo images are blurry on 2k screen, but if I load higher In RecyclerView if you’re using ImageViewto display an image from your server in your RecyclerView items then specify the constant size for your ImageView. But I am having a problem with scrolling them. ViewHolder>() { private var onItemClickListener: My app, particularly the MainActivity suffers from some lag when I scroll through the RecyclerView. Many popular apps have this effect eg. int if you user Recyclerview in vertical mode and your activity contains other item that you have ScrollView then you must use NestedScrollView instead of ScrollView. into(imgProduct) Issue : Recycle view scroll slow at first time . The issue is that when the MainActivity (which contains the below code and the recyclerview) is first initialized there is a substantial lag in the UI (very laggy and choppy scrolling, options menu takes 3 seconds to open etc. If I close my app with "back" and open it again, It won't lag. recyclerview from the v21 Android samples. I tried to fix OverDraw as much as I can. Modified 5 years, 11 months ago. Both are working. I had a similar scrolling issues when I testing recyclerView in a nestedscrollview. if you are to optimize recyclerview, indeed there is a technique to use pagination for recyclerView Recyclerview lag in scroll. Ask Question Asked 8 years, 11 months ago. OnScrollListener() { @Override public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) { // get rid of every earlier code written here // when dx=dy=0, then then method is not called // that's why earlier code was not working super. One thing you could do is use a FrameLayout to overlay a Toolbar on top 3- Make all elements of the RecyclerView with the same height. Below is the sample video to show what we are going to build. ; SCROLL_STATE_DRAGGING: The user is dragging his finger on the screen (or it is being done programatically. So, I created the recyclerview outside of nested When I scroll verticaly in the ScrollView (not in the RecyclerView(1/2/3)) the ui lagg horribly much. iconshowcase. If i remove countdown it work smooth. Starting with 0. It is scrolling very slowly? Plz Help me to solve this solution. The code I am using to define the RecyclerView:. Load 7 more related questions Show fewer related questions Sorted by: Reset to default Know someone who can answer? Share a link to this question via email, Twitter, or The child recyclerview contains the layout for the list of ContactModel. Here is some of my code. But the first scroll always has this annoying lag. I've The issue is that I need to hide/show these elements based on a parameter which can have upto 10 values. Used component in this List Image Lable Cardview Vertical arrangement For Load image better way i use AsynchronousImageLoader . xml): Issue : Recycle view scroll slow at first time . And call: but here when ever i scroll the recyclerview or swipe between tabs. as described in google documentation NestedScrollView is just like ScrollView, but it supports acting as both a nested scrolling parent and child on both new and old versions of Android. Since each ViewHolder is only created the I want to load ads in RecyclerView ads are loaded successfully but it is casuing so much lag while scrolling . Commented Oct 14, Scroll stuttering while using coordinator layout with recyclerview. 3 there is support for Bottom Sheet Dialogs! Any time you use wrap_content on a RecyclerView, you're setting yourself up for performance problems. e. rcView. The issue only happens when I go to another RecyclerView lag on first scroll: Is onCreateViewHolder supposed to be called for every item? Ask Question Asked 5 years, 11 months ago. onCreateView method. Here is my adapter for the recyclerview: I have a list that load in RecyclerView with CardView and in CardView I have a RecyclerView that have (max) 10 items, I load it now, but it has lag:. Namely: setViewHelper() allows providing a custom ViewHelper to support more views. RecyclerView slow scrolling performance and lag/halt Recyclerview first scroll slow/lags from the CommonsWare Community archives. Analysis: Firstly, we will be analyzing on what can cause lag issue while scrolling on a ViewPager. Any suggestions ? RecyclerView lags in scrolling. After that it's all smooth. What i have are 2 linear layouts (left and right) each consisting of vertically scrolled recyclerView which are scrolling with respect to each other's position. I'm trying to implement viewpager for the mainpage having 4 fragments (fixed). At July 18, 2019, 1:15pm, rd7773 asked: RV shows max 3 items at a time (i. If the size of ImageView in RecyclerView items is not fixed then RecyclerView will take some time to load and adjust the RecyclerView item size according to the size of In short, I put vertical recyclerView inside viewholder of another vertical recyclerView and it causes lags on scroll. Recycler view in Android is the class that extends ViewGroup and implements Scrolling Interface. I've tried below code but when I scroll, it lag too much and it crashes after some time it tries to load images. For more customization, please use the methods on FastScrollerBuilder. Everything functions as it should when 3 columns are set A simple FastScroller for Android's RecyclerView. I want When the RV is scrolled for the first time, it lags due to view inflation in onCreateViewHolder(), which is called total of 6 times. 5. Setting this as true will require that we RecyclerView uses view pool to prevent recreation of views which improve performance but when we use RecyclerView inside RecyclerView the inner RecyclerView has its own view pool so every time outer RecyclerView scrolls each view of the inner RecyclerView inflated because it has a separate view pool. . Using wrap_content completely defeats the performance improvements that you get from recycling views. Once that first scroll is done the list view is really really fast. After that its smooth. Inside, you need to create a new [LinearSmoothScroller][1] and The scroll listen to gesture and if I slide up only a bit, then it scroll a little bit while if I slide up really fast, then it scroll really fast. Load 7 more related questions Show fewer related questions Sorted by: Reset to default Know someone who can answer? I want to scroll my RecyclerView to a specific position with offset. Here is my RecyclerView's content (list_item. when the user scrolls, the video on top should play on scrolling like youtube's main screen. But its scrolling performance is very slow and sometime its lags/halt the view 1~2 seconds. To simply things, I just wanted to scroll to the last item when clicked, for now. app lags and getting very slow . I've also disabled nestedscrolling on recyclerview. RecyclerView Scrolling slows after returning from activity. apply(requestOptions) . I have observed this behaviour: On a specific low-end device (tablet), which is in a very poor condition and really slow in general, I could see a lot of I have a recyclerView with multiple view that each row of that is a recyclerView. NOTE : Its working smoothly on 4 GB RAM Device but laggy scroll on 2 GB RAM Device . Hot Network Questions Can tubeless inserts be used with MTB tyres on narrower rims The only thing you will find in RecyclerView is the basic implementation of the recycling logic. Youtube main Screen How to Improve image Scrolling performance in recyclerview (app lagging during scroll in recyclerview)? 5 RecyclerView slow scrolling performance and lag/halt sometime while scrolling. recyclerView. RecyclerView lags on scrolling. If you want more precise results that the item should be exactly at the middle of the screen, you can use the heights of the item (since its fixed) and the height of the RecyclerView, then calculate the offset to scroll. Also I RecyclerView scroll lags with simple items. 0. Here's the Fragment code: package jahirfiquitiva. 3f to load faster ---> Not Working When the app launch, the recyclerview scrolls smoothly, no lags or whatsoever. Adapter Recyclerview Only First Scrolling Lag . So you might consider adding the Button as the header of the RecyclerView which is neater implementation. RecyclerView Slow Scrolling. Viewpager Recyclerview scroll lag. Since I am using RecyclerView. Inner viewholders layout is basically few textViews, outer viewHolders layout is very flat thanks to using ConstraintLayout. This is my . How to Improve RecyclerView Performance in Android Using i have a simple recycler view which contains card views with only 1 imageView inside, which is loading from resources, but i have strong lags while scrolling anyway, i tried recycler. It leads to bad user experience as it seems that our Android App is laggy. I have seen several suggestions which suggest using gson parsing for the json data received from online, but the performance increase was negligible. The intent (pardon the pun) was to make the view re-usable and de-coupled from the activity. To fix lags while loading large data you should use pagination in recyclerview. setAdapter(adapter); holder. RecyclerView slow scrolling performance and lag/halt sometime while scrolling. Note: my layout hierarchy is not nested main parent constraint layout. How to make the scrolling smooth? Code for converting pdf to bitmap:- Only one mistake, you are making is setting large images to imageview. Parent adapter has LinearLayoutManager. At below you can see config of main recyclerView: remove. Stack Overflow. In nested scrollview I didn't have issues with lag on scroll, only the ram was increasing on new appended items. Follow answered Sep 30, 2016 at 12:35 and turned off recyclerview nested scrolling like this. You do not actually need a RecyclerView inside a NestedScrollView. android. Improve this answer. My question is why is scrolling of the recyclerview lagging when changed to 5 columns. Android RecyclerView with gridlayout smoothScrollTo() speed. After list shows, it's pretty smooth when scrolling up and down. How to solve for this ? RecyclerView will attempt to synthesize visible structural change events for adapters that report that they have stable ids when this method is used. Now my problem is that RecyclerView inside NestedScrollView certainly scroll but fast scroll does not work. I fill those with a couple of CardViews, maybe 8-15 each. Load 7 more related questions Show fewer related questions I have added RecyclerView inside my NestedScrollView. Once I I am using recyclerview to show the items and the items size could be 0 - 500. First of all you should implement your own custom LinearLayoutManager, I solved slow scroll and scroll lag issue. Hot Network Questions I thought maybe if I create all bitmap all in once and place them into the Arraylist before I create the Recyclerview would help to stop the lag and it did but I had another problem that I can't deal with it in the main thread cause it freezes. I have all the Hello, Can you please guid me how to overcome this issue Issue is : When i scroll Recyclerview list is not smooth feel lagging. Adapter<RecyclerView. And also loading large data in recyclerview can cause lag in ui. Recyclerview lag in scroll. So I was able to get the RecyclerView to scroll to the clicked item, that's fine, but I can't implement smooth-scrolling so it doesn't actually look like it's scrolling but it just Even the recyclerview scrolling is really slow. Recycler View initial lag while scrolling. It lags when I started scrolling by touching the Recyclerview, but when doesn't lag when started from the view above it. When I run my app on the first time I can see the first scroll is lagging. Hot Network Questions Is there any reason _not_ to add a flyback diode? Yep, RecyclerView is a champ at smooth scrolling, but toss it into a ScrollView or NestedScrollView and things get a bit wonky. As far as I have understood your question, you need a Button and a RecyclerView under the button. When I scroll horizontally in the RecyclerView 1/2 the view does not lag. Note that we are going to implement this project using the Kotlin. On any phone I tested my app, I get this micro-lag or micro-stutter when I first scroll the recyclerView and then everything flows smooth. The three possible values are: SCROLL_STATE_IDLE: No scrolling is done. 5 min read. If you are thinking of adding a header in your RecyclerView please see my I load html content for example webView. findFirstVisibleItemPosition(); View v = linearLayoutManager. but this is not happening whenever i scroll recyclerview first it I am trying to make a recyclerview with a list of burned data but when testing, both the scroll and the entire screen is laggy too much, I already tried not to fill the list and the screen works well but I have another screen where I also fill an equal list that in this and with even more things in the layout and it gives me no problem. No need to dd scrollview to it – Devil10. I'm loading some data and images in the background, then I set the adapter to the recyclerview. RecyclerView scrolling very RecyclerView scroll lags with simple items. I couldn't find out what's the problem. a) You're doing too much work in onBindView, which is called every time a new item comes on screen. When we implement RecyclerView in our Android Application, sometimes, we face problems like: The RecyclerView items are not scrolling smoothly. Modified 8 years, 9 months ago. Since source refresh replaces Simply put I have a list of items that I put in a RecyclerView and I wanted to scroll to a certain item after I clicked a button on the top menu bar. Commented Aug 15, 2018 at 4:18. Most devices run at a There is a strange behavior in recycler: it lags as soon as there is half-complicated card layout in use. So every onCreate for adapter is called , the lag happens. I followed this, but it does not help as I am not sure what causes the lag. LinkedIn. 8. Hot Network Questions You can also implement PopupTextProvider in your RecyclerView. val productImage = imgStringBase64. Unfortunately, the RecyclerView is lagging when scrolling it. below is my recyclerview adapter. Zagórski – I extended my own library that overcomes this limitation. example. What could be wrong that it makes the . RecyclerView is the standard tool for showing collections of data on the screen in Android, and nofifyItemChanged is one of the optimisations that make it performance efficient and visually appealing. Now I am using scrollToPositionWithOffset(position, offset) and this method works fine except the scroll happens too fast and I cant control the speed of the scroll. Recyclerview inside Nested Scrollview scroll but does not fast scroll like normal Recyclerview or Nested Scrollview. I also used custom countdown If anyone needs this for restoring the scroll position of a RecyclerView, this is how to save the scroll positions (the two arguments for the method scrollToPositionWithOffset): int index = linearLayoutManager. apps. Nested Recycler View starts lagging while scrolling. This can help for the purposes of animation RecyclerViews are one of the most demanding widgets on Android, and getting smooth scroll performance with complex views can be a struggle. OnCreateViewHolder performance issue. RecyclerView Laggy Android Studio. I tried to put the code right after retrieving the reference to RecyclerView, like this (listView is a RecyclerView): You do not actually need a RecyclerView inside a NestedScrollView. I am using recyclerview to show the items and the items size could be 0 - 500. getViewTypeHeight() returns the height of a single view of a given type in pixels. There are various tools that we can use to profile UI performance of an Android app. The goal here would be to get this working with a smooth buttery scroll and no lag. Hot Network Questions Is ATL-98 Carvair still alive in the US? DOS (density of states) in the vicinity of a band extremum point When scrolling the recyclerview I have found that when a new view is added to the bottom there is a slight stutter in the scroll. Is When i get the data from Json And put in the recyclerview. setHasFixedSize(true) but it doesn't help. I've spent the last 2 days attempting to triage why my RecyclerView is so is so unbearably slow while scrolling and I've narrowed it down to the ConstraintLayout I'm using for the rows. with(context) . I am facing a heavy scroll lag on recyclerview when there are more than 50 items in the adapter. Basically I want RecyclerView to scroll with other Views. ViewHolder target)). Other than that there are no conditions in onBindViewHolder i. getChildAt(0); int top = (v == null) ? 0 : (v. If this viewholder is removed then the recyclerview scrolls Simply put I have a list of items that I put in a RecyclerView and I wanted to scroll to a certain item after I clicked a button on the top menu bar. I'm showing lot of pdfs using recyclerview. Simply put I have a list of items that I put in a RecyclerView and I wanted to scroll to a certain item after I clicked a button on the top menu bar. , BottomSheetBehavior only supports one scrolling child. ic_no_image) . Here is my layout: Continuing with Support Library 26 features (if you missed the one with downloadable fonts), a much awaited feature was enabled : fast scrolling for RecyclerView. I want to play the first video in flutter listview like youtube. I am populating the list dynamically from the web as lazy loading. id. Zagórski, I described the reason for this scrolling behavior here, i. Make sure you completely understand how you are obtaining the data needed to fill the Recycler View. I want to have a smooth scrolling experience in the recyclerView. You should'nt play around with this and just go with the defaults. setHasFixedSize(true); recyclerView. As you scroll, your adapter will create new ViewHolders on demand, until it With these optimizations, we can make the RecyclerView scrolling smooth. If you are thinking of adding a header in your RecyclerView please see my You can't take recyclerview inside recyclerview tag. Vertical RecyclerView inside horizontal RecyclerView lag when scrolling. Following is code I have written in OnBindViewHolder method of Adapter. setPopupTextProvider() allows providing a custom PopupTextProvider if your RecyclerView. first i was facing with . 1 Scroll with a lot of lag in recycler view with multiple view type. It lags for the first few scrolls (4 - 5 scrolls), but after that it's been faster. I found an answer! You need to make a custom class extending [LinearLayoutManager][1] and then override the [smoothScrollToPosition][1] method. You have to make sure you are using small size of images and also small dimensions of images you are using. To obtain a uniform scroll duration the velocity (pixels per millisecond) must account for the size of each individual item - 1. This is what my OverDraw screenshot looks like: activity_main. 102. I've tried using smoothScrollToPosition() but I need the offset. Let’s get to it! Let’s go over each property one by one: fastScrollEnabled: boolean value to enable the fast scrolling. Of all the great advantages In short, I put vertical recyclerView inside viewholder of another vertical recyclerView and it causes lags on scroll. 1 How to set speed of RecyclerView scroll? Load 7 more related questions Show This code will stop the scroll for the RecyclerView, if the current focused item is after or before the previous focused item then it will stop the scroll. b) The views you're displaying reference objects which use lots of memory (like large images), so the Android Garbage Collector (GC) has to do lots of work to free up memory. rvPopularPerson); recyclerView. I have tried using it with the picasso code commented out and get the same results. 3- Make all elements of the RecyclerView with the same height. But if i scroll the content up and down its lagging. Modified 7 years, 7 months ago. Hot Network Questions On the tradition of striking breast during confession of sin Fundamental group of the complement of a which I tried did nothing, for the question on scrolling down or up does it lag? To both. Improve I created a viewpager with 3 fragment in a Coordinatorlayout. Currently I have created only one layout for the row have elements for all types of rows and in some mobiles, the scroll has a lag. Callback-> onMove(RecyclerView recyclerView, RecyclerView. RecyclerView scrolling very slow and laggy. Hot Network Questions A guess about sudoku-like game, proof or a counterexample Why are there different schematics symbols for In this article, we are going to create a collapsing Toolbar and Floating action button (FAB) on scroll with RecyclerView. Recyclerview lagging in scrolling. Yep, RecyclerView is a champ at smooth scrolling, but toss it into a ScrollView or NestedScrollView and things get a bit wonky. Viewed 2k times Part of Mobile Development Collective 2 . But once you scroll a bit - everything becomes smooth afterwards. ViewHolder viewHolder, RecyclerView. In one of the scenarios I have to populate a viewholder that shows HTML text inside a webview. One thing you could do is use a FrameLayout to overlay a Toolbar on top One bottleneck that can occur when scrolling through your RecyclerView is ViewHolder creation, via onCreateViewHolder(). Since source refresh replaces As mentioned by R. But I think my question applies to native Android in general. asBitmap() . convertBitMap() Glide. based on this, I would suggest you look at any data manipulation that you might did first (if any), because maybe the problem might not the recyclerView in the first place. Recyclerview in Recyclerview scrolling first time laggy. load(productImage) . It all works well, except when I scroll the list it lags a lot. But both these cases not working. RecyclerView scroll lags with simple items. Each fragment has a recyclerView with a horizontal scroll. This is a simple example which uses a fixed scroll speed, but if you wanted something that started slow and sped up (like the super. drawable. I'm using glide library for loading those bitmaps. if anyone knows how to do that in a flutter, please let me know. I was using recyclerview inside a nested scrollview but the ram keeps increasing because Recyclerview didn't recycle items-views. To refresh the recyclerView, especially after coming from another activity, without flickering, and maintaining the scroll position, you need to do the following. Nested recylerview lag while first few scrolls and then scrolls smoothly? 102. Although 20 extra viewholders shouldn't have I thought maybe if I create all bitmap all in once and place them into the Arraylist before I create the Recyclerview would help to stop the lag and it did but I had another problem that I can't deal with it in the main thread cause it In app i'm having a activity which hosts a collapsing toolbar layout and a recycler view i got working properly however here issue is when i try to scroll my recyclerview it produces massive lags which in turn results in UI/UX shuttering here i'm trying to load large number of images in recycler view say 600 to 800 images are all loaded asynchronously with glide and couroutines I am writing an application for Android with Xamarin. And even when I do a GPU profiling, the GPU bars generated on app launch are acceptable. Lagging in RecyclerView at very first scrolling. 0 Simple RecyclerView with ImageView scroll lagging. Therefore – just like R. My First LessonContentListAdapter. In this article, we will see the steps to follow for optimizing the Scrolling performance of our RecyclerView. If I close my app with "back" and open it again, It won't lag. I used almost the same adapter in another activity but it worked with any lags. When there is too much data in recycler view, the scroll gets lagged. The typical source of "jerky" scrolling in Android is the app taking too much time on the main application thread updating the UI. What's a good way to introduce the player-characters in the first session of a campaign? app lags when scroll the recyclerview tried on physical device one plus 9 pro same thing happen minor lags when scroll. I tested with Moto g3 (2 GB Just following up here from comments: Setting pageSize = 10 fixes the issue. Recycler View doesn't scroll smoothly. More discussion about Problem: Suppose your first recyclerView has 10 element and these element cover full screen but your second recyclerView has also 10 element. Video belove (Lag from 02:00): Link Video [My Solution] I try many solutions to optimize my list: I set my ImageView with a specific width, height size. Once you've added the necessary attributes to your <RecyclerView> tag (as mentioned in the answer linked in OP's question), the sizing/positioning of the scrollbar thumb is controlled by three methods inside LinearLayoutManager: . Hot Network Questions. Pages within limit pages away from the current page are created and added to the view hierarchy, even though they are not visible on the screen. Load 7 more related questions Show fewer related questions RecyclerView lags in scrolling. It will fix it. I have the following configuration of the recyclerview: I have created my own CalendarYearView list using RecyclerView for my project. When the RV is scrolled for the first time, it lags due to view inflation in onCreateViewHolder(), which is called total of 6 times. I have implemented a RecyclerView using the GridLayoutManager and an adpter, containing multiple item types with different viewholders of different heights. Hi there, today we are going to discuss NestedScrollView and its use cases. 5 RecyclerView slow scrolling performance and lag/halt sometime while scrolling. Android and MvvmCross. The given value must either be larger than 0, or #OFFSCREEN_PAGE_LIMIT_DEFAULT. to load the image . And this action lead to the biggest gain in the optimization process. Rather in your first adapter's bindViewHolder call again recyclerview adapter like:-InnerRecyclerviewAdapter adapter=new InnerRecyclerviewAdapter(context,urlistArray); holder. Locked post. Recyclerview inside Nested Scrollview scroll but does not fast scroll like When scrolling the recyclerview I have found that when a new view is added to the bottom there is a slight stutter in the scroll. The issue was with pageSize being too small, resulting in PagingSource refreshes loading pages that did not cover the viewport. interpolateOutOfBoundsScroll does) you can do some maths based on the time since scrolling (msSinceStartScroll) and also the position in the overall scroll (example scroll faster when in the middle of the scroller and slower when you By default, FastScrollRecyclerView assumes that all items in the adapter have the same height. Once that first scroll is done the list view is really really fast (faster than Nativescript list view). setItemViewCacheSize(20) This function forces RecyclerView to prematurely inflate and bind 20 extra ViewHolders, so that it can use them straight away without calling OncreateViewHolder and OnBindViewHolder. I am loading 400x200 images in RecyclerView, but scrolling is laggy on 2k devices. Suddenly, your scrolling isn’t as silky smooth as you’d like I need to implement a recyclerview alphabetical scrollbar similar to Samsung Music app (I can't post the image because of low reputation) I have read all posts regarding this, but I don't want the bubble scroll. Remove the ScrollView from your layout, and don't use wrap_content for the RecyclerView's height. left one is static with respect to its header and right one needs to be scrolled horizontally with respect to its header and recyclerview is scrolling vertically. Using the GPU profiler on android shows green/blueish green bars all the way up to the top of the screen, indicating substantial jank. Viewed 304 times You can use RecyclerView inside NestedScrollView. I added RecyclerView with below adapter and didn't use any image setter . Lag persists only until first 7 -10 viewholders are scrolled, which means Try running a release build of the app and see if it still lags. Usually, when a RecyclerView has scrolling performance issues, it's because. I am using Picasso for loading images from resource. setHasFixedSize(true); LinearLayoutManager layoutManager = new I am having trouble optimizing my RecyclerView. I tried adding setHasFixedSize(true) and setHasStableIds(true). Share. The RecyclerViewFastScroller is a widget that can be added to a layout and connected to a RecyclerView for fast scrolling. recyclerview scrollbar stuttering. addOnScrollListener(new RecyclerView. Those each need to return in sub-millisecond times, meaning you cannot do disk I/O or network I/O in them. ) and the images take a while to load. Scroll with a lot of lag in recycler view with multiple view type. When scrolling for the first time the RecyclerView scrolling is laggy and once RecyclerView lags in scrolling. it sets items correctly but had lag when scrolling . But, recyclerview lags while scrolling. Inside every Viewpager you can find a NestedScrollView with some content. RecyclerView already provides scrolling by itself, and you can use So, I have a ViewPager2 with 4 fragments. 2 sec. The problem is that when I move up or down lifted (dragged) item the animation lags. trackDrawable - Adds a custom drawable to the scrolling track, defaults to null; handleDrawable - Adds a custom drawable to the scrolling handle of the fast scroller; popupDrawable - Adds a custom drawable to the popup used to show the index of the element fast scrolled at; popupTextStyle - Sets the style for the popup text shown; fastScrollEnabled - Boolean flag to This is only a partial answer; I'm missing (at least) one piece of the puzzle, but hopefully someone else can figure it out. I'm having an issue where when the recyclerview has a big amount of items (say 2000) the scrolling is really laggy. When i Scroll my Recyclerview its scroll stuck. I wrote a custom RecyclerView so that I can have buttons on the side when I swipe on a row. class LessonContentListAdapter : RecyclerView. I have also found that the more i scroll, the slower and less responsive the scrolling gets. loadData(mAdvertisement, "text/html; charset=utf-8", null), I have ScrollView which contain ImageView, TextureView and WebView, I have problem when I scroll then it's too lagging it's not smoothly working, I also tried this See the documentation for onScrollStateChanged(int state). In my app I am using, CollapsingtoolbarLayout together with RecyclerView. Viewed 155 times Part of Mobile Development Collective 1 onCreateViewHolder is called every time an item in my list is first displayed and that causes lag the first time the user scrolls. 1. The problem is when scrolling down the parent list, each time a child RecyclerView comes onto screen there is a noticeable stutter/lag as it draws the next ContactModel list. getTop I'm a bit new to Android an this is from my first project. 2. Recyclerview scrolls itself as per the list you provided with it. With Support Library 26, we can easily enable fast scrolling for RecyclerView. In the case of RecyclerView, this would mean taking too much time in onBindViewHolder() or possibly in onCreateViewHolder(). Let's see what are the things which we can do to improve the This made the first scroll arround 2 times faster in most of the tests I conducted. 1 How to Improve image Scrolling performance in recyclerview (app lagging during scroll in recyclerview)? 5 RecyclerView slow scrolling performance and lag/halt sometime while scrolling. I have a recycler view inside nested scroll view. this works fine but I have a problem with scrolling this recycle view! it has lag when I want to scroll it up and down. It is a drawable and I was using Picasso (drawable because I want to test the view before doing a server call) So someone said maybe the caching system is affecting it, removed Picasso and the imageviews by default have the image but still lags RecyclerView heavy lag with large list. public class TableAdapter extends RecyclerView. findViewById(R. android:nestedScrollingEnabled="false" Share. fragments; Skip to main content. placeholder(R. What I want is I want whenever i scroll RecyclerView directly below Collapsing Toobar and I want RecyclerView go up together with toolbar when it is collapsed. How can I make it smoother so that scrolling recyclerView would not affect the tabs? I am using a recycler view with multiple views in my application. onScrolled(recyclerView, dx, dy); } @Override Any time you use wrap_content on a RecyclerView, you're setting yourself up for performance problems. Lags when RecyclerView scrolling. LinearLayoutManager EDIT 1: I find that just first Cardview is loaded and second one is not loaded until I scroll to end of first one and then load second CardView item and it lags because of second RecyclerView. – yausername. When I scroll over the ScrollView itself it is scrolling smoothly. recyclerView. and my list is working fine image load is fast it’s take at just 1 or 1. One thing you could do is use a FrameLayout to overlay a Toolbar on top Set this to OFFSCREEN_PAGE_LIMIT_DEFAULT to use RecyclerView's caching strategy. Skip to main content. expand/collpase working good but list scroll slow. initially 2 but when scrolled 3rd item appears before 1st is completely out of viewport). Note: If you are looking for the implementation guide of RecyclerView. I am using Recyclerview Gridlayout and I am facing lag while scroll. If your adapter has item views with different heights, then you should make your adapter implement the MeasurableAdapter interface and override getViewTypeHeight() – otherwise the scroll thumb may not appear in the correct position and scrolling may be inconsistent. However this answer wasn't focusing on Bottom Sheet Dialogs. Adapter cannot implement that Now the URLs are retrieved from Firebase using pagination as you can see below. ---> Not working; I set the thumbnail to Glide to 0. I tried to put the code right after retrieving the reference to RecyclerView, like this (listView is a RecyclerView): The top answer by @DawnYu works, but the recyclerview will first scroll to the top, then go back to the intended scroll position causing a "flicker like" reaction which isn't pleasant. Java Code is here recyclerView= view. Modified 3 years, 6 months ago. However I slide up fast or slow, RecyclerView or NestedScrollView only scroll a little bit. When I scroll recyclerView, that is laggy on each row created. See the problem. So the question, then, is how you can do what you want without using wrap_content. Adapter ViewHolder is already there. 0. I tried to provide enough info to make that clear. I tried the same I put banner ads from admob in my recyclerview and it lags my recyclerview when the user scrolls, here's my adapter code of the recyclerview I'm talking about. Android ui lag when scrolling multiple recyclerviews. if I "kill" my app and run it again, I get the lag. RecyclerView lags in scrolling. On 3 columns it works fine. on scrolling like a Youtube screen the video on top must play. Adapter to show a popup. My recyclerview scrolling is laggy. Suddenly, your scrolling isn’t as silky smooth as you’d like The app wants to select a certain item and also scroll to it to show it to you. Some first item renders well, however when a lot of item, my list is render so lag, frezze when user scroll. The problem that I am facing is that for a small set of data, it is working fine, but for a large set of data(200 entries) whenever I launch the activity, it freezes for about about 3-5 seconds and then loads. And while scrolling through these items the onCreateViewHolder is called. I found that Shareit use previous Its also important to check the parent layout in which you put in your Recyclerview. I'm using RecyclerView in DialogFragment (precisely AlertDialog) with the drag&drop functionality (ItemTouchHelper. This project is a demonstration of using the RecyclerViewFastScroller widget in a simple activity that uses the basic workings of com. Ask Question Asked 7 years, 7 months ago. You can also implement PopupTextProvider in your RecyclerView. Add a comment | 4 Answers Sorted by: Reset to default 2 . setLayoutManager(new Even after trying all theses combinations the recycler view starts to scroll under the appbarlayout and appbarlayout scrolls very slowly/laggy. recyclerView won't scroll smoothly for first time. New comments For my app I am using a RecyclerView inside a ScrollView where the RecyclerView has a height based on its content using this library. Maybe there's the issue. Hot Network Questions Can the Any time you use wrap_content on a RecyclerView, you're setting yourself up for performance problems. Scrolling is working but it's not working smoothly when I scroll over the RecyclerView. All image Bitmaps are in memory, have the correct size and prepareToDraw called. It can be used either in the form of Hello, I have a strange issue with Recyclerview. 7. A view that scrolls in another view that scroll can suffer in performance during scrolling. It was first introduced in Marshmallow. Hot Network Questions A tetrahedron for 2025 Did Wikipedia spend $50m USD on diversity, equity, and inclusion (DEI) initiatives over the 2023-24 fiscal year? Viewpager Recyclerview scroll lag. About; Products Nested recylerview lag while first few RecyclerView scroll lags with simple items. xml: Map /@ with two arguments in which the first argument depends on the second argument How can I mark PTFE wires used at high temperatures under Even the recyclerview scrolling is really slow. Is there any way to solve this issue other than taking the recycler view out of Recycler View in Nested Scroll View lags performance [duplicate] Ask Question Asked 3 years, 6 months ago. It is the complete polar opposite of ListView in that it offers you maximum customisability (you can achieve any unique layout you want unlike ListView), but it has almost nothing built in with it (unlike ListView which has numerous features like the fast scroll thumb). The item change would look like this: // tell the adapter that the item changed, and it (but nothing else) Okay so after a bit of research I found out the lags occur on the first 6 items. When I cold start the app, the first scroll is always janky. Hot Network Questions Why Doesn't the cooling system on a rocket engine burn the fuel? If directly exposed to the vacuum of space, what would be the effects on a womans reproductive system? I have a recyclerview which populates different types of ViewHolders based on the data provided in the adapter arraylist. Because the implementor is responsible for Ans: It will help you to scroll both recyclerview. VERTICAL layout manager whereas Clild adapter has GridLayoutManager(mContext, 2) layout manager with itemDecoration. But main How to Improve image Scrolling performance in recyclerview (app lagging during scroll in recyclerview)? 5 RecyclerView slow scrolling performance and lag/halt sometime while scrolling. Lag persists only until first 7 -10 viewholders are scrolled, which means binding is not the issue. If I "kill" my app and run it again, I get the lag. It happens on all 3 different recyclerView lists in my app as well as a ViewPager2 activity that is based on a recyclerView adapter. Adapter cannot implement that When I run my app on android the first time I can see a first scroll is lagging. The height of each view must be fixed and constant between all instances of a view type. The fragment is skipping frames and the UI/UX is heavily affected. 4. fuzztt hxlgg lafupq zlofs xhode vxwb lum bohwae nojymk gdm