flutter image lazy loading

Flutter Lazy Loader Last Updated : 28 Oct, 2020 The Lazy loader is a wrapper to the ScrollView that enables lazy loading. It is very useful in situations where the applications intent is to show endless content in a ListView. is it possible to refresh or reload page with navigator.pop like 1st (nav.push=>2) page to 2nd page and back from 2nd (nav.pop, value) to 1st page? Well start with an app that looks a lot like Get Started App from Flutter project: we have a StatefulWidget and its State that displays a list of word pairs. Use lazy_load_scrollview: 1.0.0 package that use same concept behind the scenes that panda world answered here. This constructor enables subclasses to provide const constructors so that they can be used in const expressions. Considering this, you could trigger a server call based on extentAfter which represents the remaining scroll space available. May be due to the version difference you don't need the scroll controller with this code. Better way to check if an element only exists in one array. By using listview builder. Ready to optimize your JavaScript with Rust? How to Use Universal Image Loader Library in Android? How to detect if a widget reaches the bottom of the screen in flutter? https://github.com/MaikuB/incrementally_loading_listview, https://github.com/MaikuB/incrementally_loading_listview/blob/master/example/lib/main.dart, https://pub.dev/packages/lazy_load_scrollview. By using our site, you Top 7 Reasons to Learn Flutter. Sure, this needs some clean up, I know :D, There is also this package, taking away the boilerplate: https://pub.dev/packages/lazy_load_scrollview. Do you want a separated Widget for a lazy load image? In contrast to the default ListView constructor, which requires creating all items at once, the ListView.builder() constructor This can be easily implemented by identifying whether the user has reached the end of the list and then fetching the next set accordingly. How to overlap these two widgets in flutter, Context: Used as a part in this library. Asking for help, clarification, or responding to other answers. The Lazy loader is a wrapper to the ScrollView that enables lazy loading. I tried firebase. Will itemCount (itemBuilder parameter) changes dynamically when items.length will be changed? For example (taken from the library documentation). read-only, inherited runtimeType Type A representation of the runtime type of the object. Do bracers of armor stack with magic armor enhancements and special abilities? How to Use Picasso Image Loader Library in Android? So, new items at the very bottom of my list & scroll up to see old items. Flutter Google . My search bar is not filtering any data from listview. Flutter : Display Local Image when Network Image not found or error fetching it? What to do here? @RmiRousselet Will this condition -> controller.position.extentAfter < 500 not be true multiple times after extentAfter becomes less than 500. Learn on the go with our new app. The text was updated successfully, but these errors were encountered: @SaltyAom Abhimanyu Chauhan. Have a question about this project? Thank you for a quick response but technically, it does but is not the proposal. What I like is that I can have a much bigger number than loaded items and the scrollbar reflects that. All rights reserved. Most likely, you would need to use GET to fetch the content lazily, that is, one page at a time. This can improve startup time, and reduce processing on the main thread by reducing time needed for image decodes. What if you had only added 1 item? Lazy load image has a large impact on the web development side as the image is one of the heaviest assets on the web. if (_scrollController.position.pixels == _scro here is my approach which is inspired by answers above. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. There is a much simpler solution than working with Scroll Controllers and Notifications. Poul Uvarov. I wondered And the answer is no, you have to bear with it. Circular Fillable Loader in Android with Seekbar. : Error: 'Workbook' isn't a type, Flutter video compress plugin makes video size greater, How to work with a Json object with more than one position in flutter (REST API), How to run the setState() after executing insert or delete of the moor in flutter. For instance, Instagram, Facebook, and most social networking platforms use them to deliver an endless stream of content. (but loading images only in emulator), How to show network image after loading in flutter, Flutter Network Image, loading the same image, Flutter Network Image does not fit in Circular Avatar, Flutter web can't load network image from another domain. Since Lighthouse also has a role in ranking the web on Google, web developer also usually check their web on Lighthouse as a process. In addition, we use a _hasMore flag to indicate that theres no more items to fetch. The _ItemFetcher class is here to act as a dummy http agent. Lazy-load module set up is done in the applications routing configuration section. Currently, Lighthouse is being used to measure the performance of the web. You can listen to a ScrollController. netsi1964. I would like to share my finding about package incrementally_loading_listview _scrollController.addListener(scrollListenerMilli); WebFlutter Cache Network Image and Lazy Loading With Image Placeholder. It worked well in our project. Here is my solution: The solution use ScrollController and I saw comments mentioned about page. here is my solution for find end of listView. How to Update a Factory constructor for Dart with Null Safety and Instantiate? Instead of leaving a blank area, it would be better to show loading icon, so that the user knows that something is still being loaded. SEO is not only about the content being read by a web crawler but also a performance score provided by Lighthouse. Thanks for Rmi Rousselet's approach, but it does not solve all the problem. privacy statement. To learn more, see our tips on writing great answers. Usually fetching image from network takes a few seconds before the image can be fully loaded. Where eager is to suddenly load the image on any condition. And lazy is to load an image when the element is onscreen. Using ListView.builder but will sacrifice content being read from the web crawler. (If Flutter solved SEO problem) Do not use any lazy render at all and let the whole content load. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Adding an optional named argument loading on an Image widget like an HTML tag, accepting an enum of ImageLoading (or any other name) with a default value of ImageLoading.eager to provide an image loading method matching property with w3 standard (currently provide eager and loading) but could also extend for Flutter's implementation way of image loading in the future. ScrollController has some useful information, such as the scrolloffset and a list of ScrollPosition. Copyright 2022 www.appsloveworld.com. Previously we have seen how to use caching for image loading in Flutter using An offscreen image like avatar_4.jpg would be immediately loading together with the onscreen image, increasing the time of loading the web. Thanks for the solution. I suspect this is not how flutter works and at the moment we do have a big seo problem for that reason. Based on functionality, the various types of indicators available in Flutter are: Loading Indicator - It is a circular or linear indicator which animates while the time consuming task is in progress. [Solved]-Lazy load of images in Flutter?-Flutter score:3 Accepted answer You can load an Image ahead of being request in the ui with the precacheImage method. You can listen to a ScrollController. The loading logic is implemented in the _loadMore() method. Flutter: Scrolling to a widget in ListView, Flutter: Run method on Widget build complete, How to implement lazy loading from sqflite in flutter, Flutter listview moving when loading images from network. You can handle it by knowing the current page and the last page For the sake of simplicity, we will use a single content and make a copy of it for the rest of the content in the app. New data can Lazy Load mt list ln bng vic phn trang t REST API vi Flutter c th gp mt s kh khn khi dng ListView nu bn khng thun thc s dng ListView, index v state. Is there a verb meaning depthify (getting more depth)? Is there a higher analog of "category with all same side inverses is a groupoid"? ScrollController has some useful information, such as the scrolloffset and a list of ScrollPosition. Why does my stock Samsung Galaxy phone/tablet lack some features compared to other Samsung Galaxy models? You don't know inside an unknown index if it's inside page n+1 or n+2 for example. Isnt there a simpler way to do this, using just the most basic StatefulWidget? It might depend on the use case. To do so follow the below steps: The Lazy loader can be added to the dependencies of the pubspec.yaml file as shown below: The following line of code can be added to the main.dart file to import the lazy_load_scrollview dependency: A StatefulWidget can be extended to form a simple Homepage for the application as shown below: The LazyLoaderScrollView is a method provided by the lazy_load_scrollview package that is used to implement lazy loading to the app and can be implemented as shown below: Here again, a StatelessWidget can be extended to a body of text content that gets loaded infinitely by the app as shown below: Data Structures & Algorithms- Self Paced Course, Flutter - Sharing Data Among Flutter Pages, Is Flutter Worth Learning? Sau y ti s hng dn bn lazy load list data ln trong Flutter m khng dng thm plugins no. Since setState is called, build should be triggered again, rebuilding ListView.build? An image that shows a placeholder image while the target image is loading, then fades in the new image when it loads. It would be a good idea to match with web development API for future usage if Flutter Web will support export as HTML and JavaScript. 4 comments SaltyAom commented on Apr 3, 2021 edited Where eager is You may download the starting project or clone the tutorial repo and git checkout start. Is it possible to hide or delete the new Toolbar in 13.1? As a current state of Flutter Web, the browser load every offscreen image, increasing the loading time. Lazy loading images helps to improve user experience by downloading resources when it's needed. To work with lists that contain a large number of items, its best to DhiWise GitHub API ? True that PageView.builder and ListView.builder, does lazy load the image but by rendering widget in a list lazily by pagination and loads more when need but that applies to every widget as well not only the image. Why does the distance from light to subject affect exposure (inverse square law) while from subject to lens does not? Let me know what you think. Perceived performance is how fast an application feels to the user. In this article, you will learn about leveraging lazy evaluation. I wasnt satisfied. You can clearly see that when reaching the end of the scroll, it scrollbar expends due to having loaded more items. We deliberately set the itemCount to _pairList.length + 1 so that we can: But be careful not to call fetch() when one is already underway, so we use a _isLoading flag to indicate if a fetch() is already triggered. Within the ListView builder, add another FutureBuilder, which fetches the individual content. Debian/Ubuntu - Is there a man page listing all the version codenames/numbers? An extension of the list view widget for incrementally loading data on scrolling Lazy loading Widget to load more items by the index of the item to increment you a list like infinite scroll. A new Flutter loads more package, supports ListView, ScrollView, Sliver Widget, and can load more styles by custom. Lazy loading has been around for almost all major web applications. FadeInImage (Flutter Widget of the Week) Instead of loading everything all at once, known as "eager" loading, the browser does not request certain resources until the user interacts in such a way that the resources are needed. Making statements based on opinion; back them up with references or personal experience. Yeah, something like this: When I was developing my last app, I was in such a position, and looked everywhere for a simple solution. How I got a remote javascript consultant job, The Rhythm of a Stride Progressive Web App Case Study, Contact Tracinga System Design Exercise, Creating a Nuget Package From a.Net 6 class library, Improve your Golang skill by rewriting popular software, Migrate the database of a Spring Boot app in a CI/CD pipeline with Flyway. If possible, it would be awesome to be able to use this API in native Flutter as it will reduce a lot of boilerplate in like 99% of production app with an image as lazy loading is used almost everywhere. Where does the idea of selling dragon parts come from? @GnterZchbauer I don't like this approach as it's much harder to work with pagination. What is the best way to modify this so I can lazy load previous pages? The package make it easier to implement. How to navigate through PageView in Flutter? Is it correct to say "The glue on the back of the sticker is dying down so I can not stick the sticker to the wall"? In this video, I will explain how to implement lazy loading in listviews and how to show loading indicator while scrolling. 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In this video, I will explain how to implement lazy loading in listviews and how to show loading indicator while scrolling.#Trending #Flutter #ListViewsPlease give stars for this project on git and like the video.Source Code - https://github.com/iampawan/FlutterUtilsCollectionRead my articles on medium - https://medium.com/@imthepkMy portfolio - https://pawan.liveFlutter UI Kit - https://goo.gl/N2RxBfFlutter Example Apps - https://goo.gl/8hZQkqInstagram - https://instagram.com/codepur_ka_superheroFB Group - https://www.facebook.com/groups/425920117856409/Slack Group - https://letsflutterwithdart.slack.com/New Channel - https://youtube.com/codepurBe sure to ask for help in the comments.Please subscribe to my channel to motivate me.Subscribe Our Channel: https://goo.gl/BlFui4Connect with us on social media:Facebook: https://www.facebook.com/mtechviralPawan Kumar - https://www.facebook.com/imthepkAsk Pawan Kumar - https://www.facebook.com/thepawankumaarInstagram - https://instagram.com/codepur_ka_superheroTwitter: https://twitter.com/imthepkLIKE | SHARE | SUBSCRIBE FOR MORE VIDEOS LIKE THISTHANKS FOR WATCHING! Flutter save a network image to local directory, Network image fit to card without loosing card shape with grid view in flutter, Show svg or image from network depending on type flutter. But in the content, there's also an image, which means when the web is loaded the image is also loaded. Best a url or an id of the data items to be displayed, Create a ListView.builder, which according to the flutter doc Flutter Lists Codebook, already takes care of the lazy loading part. This article covers three strategies that you can use in your application to improve perceived performance: image placeholders, precaching images, and disabling navigation transitions. ListView lazy load is absolutely what you need to maintain a responsive layout. LazyLoadListView provides with 2 different types of options to display Listview rows. flutter is updating without using setState, Flutter: How to handle updating single items in long ListView after network request, Flutter using FutureBuilder how we can create list with lazy loading or more loading elements call on web service, Programmatically scrolling to the end of a ListView. LazyLoadListView provides the liberty to the developers to How can I fix it? Here's an basic example using what I said. This proposal is to provide the third way. Flutter Firestore returns error without any problem in the code. You can also combine it with the scroll position. Opinion: This should be provided by Flutter directly as it's one of the important standards for the web optimization process. So what we gotta do now is to use the ListView.builder()s itemBuilder callback. You signed in with another tab or window. First of all, lets begin doing a simple setup for our example: Declare a Stateful Widget, Improving perceived performance with image placeholders, precaching, and disabled navigation, about Improving perceived performance with image placeholders, precaching, and disabled navigation, The road to Dart 3: A fully sound, null safe language, 10 reasons to choose Codemagic CI/CD in 20222023, Introducing the Flutter News Toolkitnow accepting applications, How to build a Chrome extension with Flutter Web, Enhance your app with Firebase Dynamic Link + Riverpod + GoRouter (Part 1Android), Everything about the BottomNavigationbar in Flutter. Flutter web - Failed to load network image, Any lightweight Flutter Network Image plugin for long lists? The asynchronous behavior is the tricky element in our example: you need to make sure that it only gets called once for each page. Already on GitHub? Create FutureBuilder to retrieve the most compact version of your data. Apart from the indicator, it can also be paired up with a text such as "Loading". How to integrate Product Hunt APIs using DhiWise? You can solve this in many ways, This is one of the ways to solve this by boolean variable. Alternatively, the outer FutureBuilder can be replaced by loading the values in the initState. use the ListView.builder constructor. Any future requests for a matching image - the same url in the case of a network image - will pull from the cache. acknowledge that you have read and understood our, Data Structure & Algorithm Classes (Live), Full Stack Development with React & Node JS (Live), Fundamentals of Java Collection Framework, Full Stack Development with React & Node JS(Live), GATE CS Original Papers and Official Keys, ISRO CS Original Papers and Official Keys, ISRO CS Syllabus for Scientist/Engineer Exam, Flutter | An introduction to the open source SDK by Google, Android Studio Setup for Flutter Development, Getting Started with Cross-Platform Mobile Application using Flutter, Flutter Circular & Linear Progress Indicators, Flutter Physics Simulation in Animation, Designing a Form Submission Page in Flutter, Flutter Fetching Data From the Internet, Background local notifications in Flutter, Flutter Read and Write Data on Firebase, https://media.geeksforgeeks.org/wp-content/cdn-uploads/20201026123939/Record_2020-10-25-17-25-34_a163ec9b9996caee009dcdac1b7e0722_360x8001.mp4. Did neanderthals need vitamin C from the diet? Notice that its fetch() method is an async block that has a delayed future in it. How to show image from network in flutter BoxDecoration? Modules that are set up to load lazily can significantly save application startup time. This request only applies to Lazy Loading an image anywhere not inside some widget/list but rather load if it presents onscreen (reason in Proposal below). How can I realize items lazy loading for endless listview? Flutter - How to print all the contents of a large Uint8List? The scrolling would jump here, see this thread. How does the Chameleon's Arcane/Divine focus interact with magic item crafting? ScrollPosition contains informations about it's position inside the scrollable. On the web, loading a long list of the image has a critical impact on performance. Find centralized, trusted content and collaborate around the technologies you use most. Dev.to API DhiWise . Lazy loading Widget to load more items by the index of the item to increment you a list like infinite scroll. A new Flutter loads more package, supports ListView, ScrollView, Sliver Widget, and can load more styles by custom. Pagination using number, such as the classic web style pagination. Is Energy "equal" to the curvature of Space-Time? How to add a ListView to a Column in Flutter? In this article, we will look into the process of implementing Lazy loader to an application by building a simple app with endless content. Also, works with. The improved approach is to combine Notification Listener with Remi's approach. According to HTML Standard (whatwg.org) or known as w3, image tag accept loading attribute with a possible value of either eager or lazy. TypeError: unsupported operand type(s) for *: 'IntVar' and 'float'. A-143, 9th Floor, Sovereign Corporate Tower, We use cookies to ensure you have the best browsing experience on our website. If you want to load more data when 1/2 or 3/4 of a list view size, then use this way. On the web development side, most of the time, developers don't need to lazy render element but rather let the browser process it with HTML which has better performance than appending it using JavaScript thus having better SEO performance to let crawler read the content of the web. Although it does lazy load image it has a tradeoff where some widget which should be rendered but didn't. to your account. HTML Standard (whatwg.org) or known as w3, Do not use any lazy render at all and let the whole content load. Use this class to display long-loading images, such as NetworkImage.new , so that the image appears on screen with a graceful animation rather than abruptly popping onto the screen. The intersection observer is created by calling its constructor and passing it a callback and an options object. Flutter Image not loading from network url, Flutter : Cached Image Network Provider is not loading images in (release mode app)real build app. Use lazy_load_scrollview: 1.0.0 package that use same concept behind the scenes that panda world answered here. The package make it easier to imple The callback is invoked whenever one element, called the target, intersects either the device viewport or a specified element, called the root. (up to 500+ image urls to load), Flutter Converting network image into byteData, How to download image from network and use as an asset image offline in flutter, Unable to load network image of a YouTube thumbnail Flutter Web, Flutter Network Image as Google Map Marker, Flutter ListView lazy loading in both directions (up, down), Flutter unable to load image asset on physical device (but loading it just fine on the emulator), Flutter efficient image loading at runtime. const Properties hashCode int The hash code for this object. Not only that I couldn't search offscreen text, but it would also have a problem with SEO and the web crawler couldn't read the collect the data because it hasn't been rendered (If Flutter Web is going to be able to export to HTML where crawler can read the web in the future). However, all the solutions I found involves some sort of advanced state management tools like the NotificationListener or ScrollController. How do you detect that there's space at the bottom to fill? A lot of times, youll need to load a long list of items from the web. Simplest React Hook Fetcher for Redux. Lazy loading or Infinite scrolling is another technique that popularly used in social media apps to load data as the user approaches the end of the page. read-only, inherited Methods Take Medium as an example. Thanks for contributing an answer to Stack Overflow! Flutter - How to make lazy loading on PageView? Not the answer you're looking for? As a current workaround of Flutter, a developer could create a lazy ListView to lazy render widget, but this also lazy render every widget, not just an image. Flutter: Integrating Socket IO Client. @GnterZchbauer Can you give me an example how to paginate in your way? When _hasMore is false we will set itemCount to _pairList.length so that the loading indicator wont be shown anymore and no more fetch() would be triggered. here is my approach which is inspired by answers above, A simple flutter package for displaying list of items in listview with option to lazy fetch items. Show Loading. The solutions posted don't solve the issue if you want to achieve lazy loading in up AND down direction. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Sign in Well occasionally send you account related emails. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Such as extentBefore and extentAfter. creates items as theyre scrolled onto the screen. WebFlutter does not load images any more; Flutter load 100+ images from asset; Load and save images on Flutter; Load and save images on Flutter; Load and cache images from AWS Penrose diagram of hypothetical astrophysical white hole. in flutter code. Can anyone tell me what's wrong with my onItemChanged() function and how to solve the issue? It also provides Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content, Prepend list view items while maintaining scroll view offset in Flutter, Flutter ListView lazy loading in both directions (up, down). Additional -> Make sure you called getMore API only one time when reaching to the bottom. How to integrate SAP API in DhiWise within 4 hours? Just kidding The answer is always yes, and Im about to show you how. It first sets _isLoading to true and then fires off the fetch(). In you I am using the same package and it's working fine. It provides progressIndicatorBuilder for showing the progress of the image load. rev2022.12.9.43105. WebImproving perceived performance with image placeholders, precaching, and disabled navigation transitions Perceived performance is how fast an application feels to the user. Not to lazily render widget in a list by pagination using ListView.builder. But Flutter is rendering web in the canvas so the Flutter team might have to discuss some work about this. There is also this package, taking away the boilerplate: https://pub.dev/packages/lazy_load_scrollview. Then, each ShimmerLoading widget gets a reference to the Shimmer ancestor and requests the desired size and gradient to https://github.com/MaikuB/incrementally_loading_listview. For lazy loading of the image you can check cached_network_image package. Flutter and Blockchain - Hello World Dapp. Especially when the ListView has scrolled to the bottom, it still calls the scrollListener a couple of times. With Lazy Load Image, Flutter would have a much better performance metric. Basically, we load a minimal set of data initially to an empty list and append the next set of data to the list when required. The more performance the web has, the more likely it's going to have a higher rank combining with other metrics and content. Same is true for the GridView.builder, please refer to the example below. WebFlutter: Lazy Loading ListViews | Load More Data On Scroll. here is my solution for find end of listView. For purpose of demo, I have changed example to let a page only include one item Package use ListView index = last item and loadMoreOffsetFromBottom to detect when to load more. This request only applies to Lazy Loading an image anywhere not inside some widget/list but rather load if it presents onscreen. Performance was great when I've tried it, I'm wondering what you experienced with this. This API allows us to implement cool features such as infinite scroll and image lazy loading. This is an old question and the current answer is to use the ListView.builder method. Thanks for Rmi Rousselet's approach, but it does not solve all the problem. Especially when the ListView has scrolled to the bottom, it still call ImageProvider () Abstract const constructor. To render the contentful part and prevent the image from being loaded if it's offscreen. The standard ListView constructor works well for small lists. Take Flutter Gallery as an example, open developers tool and toggle view as iPhone 5. Disconnect vertical tab connector from PCB. Normally, a web developer can provide loading = "lazy" on an image to mark the image as lazy load. But I have question. If you want to do lazy loading in up and down direction, the library bidirectional_listview could help. Think about this as a proposal which is not needed to be done right now but after some time in the future. In your case the interesting part is in controller.position which is the currently visible ScrollPosition. For video player can check video_player library. full example https://github.com/MaikuB/incrementally_loading_listview/blob/master/example/lib/main.dart. A then() block is used to deal with the futures return. Currently, there are two workarounds with their own tradeoff. The way to solve this kind of problem in Flutter is to define another widget that sits above all of the ShimmerLoading widgets in the widget tree, and call it Shimmer. Exception: CocoaPods not installed or not in valid state. First load, avatar_4.jpg is not a viewport and shouldn't load yet. (GitHub repo linked at the end of the article.). ScrollController has some useful information, such as the scrolloffset and a list of ScrollPosition. I was tired of my function getting called couple of times. How to Use Glide Image Loader Library in Android Apps? Does integrating PDOS give total charge of a system? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. How to connect 2 VMware instance running on same Linux host machine via emulated ethernet cable (accessible via mac address)? How to Use COIL Image Loader Library in Android Apps? The thing is to make whole content render except an image, to increase First Contentful Load which is also one of the SEO metrics by Lighthouse for ranking web on Google. Partnering with GitHub on supply chain security for Dart packages. After scrolling and image is in viewport, the image should load. I want to load more items by network when user scroll to the end of listview. I just wondered how can we show, This is the correct answer with respect to the current version of Flutter 3.3.7. In such cases, you wouldnt want to load the entire list at once. (Optional) We need to stop loading when the list comes to and end. By clicking Sign up for GitHub, you agree to our terms of service and In fact, the official Flutter Get Started App tutorial already uses the lazy loading mechanism to get an infinite list of word pairs. Yep, it looks like something good and I will try it. Without this, a metric like Lighthouse would be recommended to Defer offscreen images (web.dev. Tabularray table when is wraped by a tcolorbox spreads inside right margin overrides page borders. The image has a direct impact on performance measurement with Lighthouse which means it's also one of an SEO problem. Sometimes lazy render widget by pagination is not the best way to do lazy load image, let's say I want a web to render whole content to let web crawler read the content. Lazy loading is a technique for waiting to load certain parts of a webpage especially images until they are needed. My login with google button takes to homepage first and then shows the sign in options(email accounts). The accepted answer is correct but you can also do as follows, Can a prospective pilot be negated their certification because of too big/small hands? and add an CircularProgressIndicator. Very simple image loaded pretty slow with Flutter. Putting these all together, the final code for the State looks like this: Voila, a simple solution that doesnt go much further than the Get Started App, yet it satisfies everything we want! 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