Android refresh fragment in viewpager. Android refresh a ViewPager inside a fragment.

Android refresh fragment in viewpager in each tab there is a fragment. I didn't found a answer which fits to my code. Layout ViewPager. q q q q q q. Jan 21, 2020 · I already wrote an interface which gets called each time the fragment gets selected by the user The problem is that the method inside my fragment has no access to the view of the fragment (I guess): MainMenu. To prevent this, you can try one of three things: 1. Then, ViewPager makes a number of calls to getItemPosition(), passing there Fragment as an Object. findFragmentByTag("Your_Fragment_TAG"); final FragmentTransaction ft = getSupportFragmentManager(). TabsPagerAdapter. This solves the common problem of needing to access the current item within the ViewPager. PS: Try posting in stackoverflow as well. commit(); Feb 22, 2024 · ViewPager2 is an improved version of the ViewPager library that offers enhanced functionality and addresses common difficulties with using ViewPager. java: Dec 10, 2016 · Hello Sir, I want to get some data onto one of my fragment, for that I have created a method in Fragment which I am calling from my MainActivity using Apr 24, 2015 · In FragmentPagerAdapter, once a fragment has been created, it will never be destroyed throughout the life of the adapter. Sep 10, 2013 · Then use adapter. Sep 17, 2016 · Make sure you are not calling setRetainInstance(true) in any of your Fragments, else they won't be recreated. offscreenPageLimit = 5 viewPager!!. viewPager = findViewById(R. In the onCreate() of your fragments, call setRetainInstance(true). It is used in conjunction with PagerAdapter, FragmentPagerAdapter or FragmentStatePagerAdapter. 2. commit(); Dec 26, 2021 · I use a single fragment for all tab. when each tab layout is selected , a fragment created and works fine for the first time for all 4 fragments. Fragments needed again will be fetched from the FragmentManager and its view hierarchy will be created Nov 23, 2016 · i got viewpager with 4 tabs . Dec 26, 2016 · then when ever you refresh just call - notifyDataSetChanged(); on adapter. I dont know how to refresh a fragment or reload it when it's "active" again. Feb 13, 2015 · By default, ViewPager recreates the fragments when you swipe the page. It is recommended to integrate this because older class i. But before deep into it, I would like to clarify the concept of Viewpager and when and why we should use it. after that if I swipe back to previous tab it is not created or Layout that allows the user to swipe left and right through "pages" of content which are usually different fragments. As the refresh code is inside the Fragment you don't work out which fragment to refresh. id. The "weird" issue that only the currently selected +/-1 tab is empty, is because the offScreenPageLimit of your ViewPager is 1 by default. getAdapter(). Can anyone help to solve it. notifyDataSetChanged(); here viewpager is reference of my viewpager. 0. Pls have passion with me. Note: If your app already uses ViewPager, see Migrate from ViewPager to ViewPager2. setOffscreenPageLimit(0); create the structure as Activity -> Fragment -> ViewPager -> Nested Fragments; SOURCE. notifyDataSetChanged(), but its refreshing all pages,How to refresh or change only current page without refreshing or changing other pages Jun 3, 2015 · Not really; getItemPosition is used to notify the ViewPager whether or not to refresh an item, and to avoid updates if the items at the visible positions haven't Nov 24, 2016 · public class MyPageAdapter extends FragmentPagerAdapter { // fragments to instantiate in the viewpager private List<Fragment> fragments; // constructor public MyPageAdapter(FragmentManager fm,List<Fragment> fragments) { super(fm); this. Dec 12, 2014 · This tutorial is about how to refresh a Fragment within ViewPager when there are changes in another Fragment of the ViewPager. If your app already uses ViewPager, read this page to learn more about migrating to ViewPager2. getCurrentItem + 1, true); In each fragment that is swiped (after swipe is finished) I want to send a GET request to my server and fetch some data and show it in that fragment. I want to update the value in the first tab after I press the OK button from the Sep 17, 2016 · Make sure you are not calling setRetainInstance(true) in any of your Fragments, else they won't be recreated. But I am really new in Android and ecspecially to Fragments and Viewpager. They seem to not show anything when they are resumed (see Fragment lifecycle). orientation = ViewPager2. We attach adapter consisting of either Fragment objects or simple View objects. Jun 27, 2024 · If you want to jump ahead and see a full working example, view this sample app on GitHub. ORIENTATION Dec 6, 2013 · 1- Only run an animation when the fragment is selected and not when the fragment next to it is selected (the way ViewPager caches and resumes fragments). Usage. detach(this). I enter an amount from a prompt in Main Activity and save it to database. The fragments will be held by the FragmentManager and will be reused again whenever we will require a new fragment to show. . attach(frg); ft. This Fragment can be either from an old dataset (that I want to discard) or from a new one (that I Sep 13, 2017 · I am just new to android and I've been researching for this for weeks but I still cannot find a way to make it work. i. fragments = fragments; } // return access to fragment from position, required override @Override public Dec 20, 2013 · I think you want to refresh the fragment contents upon db update. beginTransaction(); ft. my first tab is a fragment with a form (for example Users) after i click save, the data is inserted in the database. If so, detach the fragment and reattach it // Reload current fragment Fragment frg = null; frg = getSupportFragmentManager(). for doing that: First Approach : I used this code in my fragments which runs as soon as fragment become visible: Apr 4, 2020 · There are 3 fragments inside viewpager. Want to check spelling mistakes on your documents? download Spelling Checker from the Play Store. This will refresh current fragment: FragmentTransaction ft = getFragmentManager(). setCurrentItem (viewPager. I'm stuck with this issue for a few days now. Add viewPager. now after i successfully Jul 29, 2016 · it will automatically refresh fragment when you swipe one fragment to another in your viewPager or else you can attach and detach fragment like this. Nov 2, 2013 · The first time that I create the fragment, the main activity pass successful the parameters to the Fragment through the overrided getItem(int position), but if I try to change the data, also if I try to invoke notifyDataSetChanged() on the adapter mMyFragmentAdapter, nothing happens and the fragments in ViewPager continue to use the same data Nov 29, 2023 · Android introduced new class to support view paging. My final solution was very easy anybody can use. There is one spinner in my activity i want when user selects item from spinner then viewpager fragments data should be changed according to selected value but it is not updating the data. 2- Stop the animation when the fragment is no longer selected to avoid wasting device resources. Inside each fragment, I want to display a dynamic. Apr 24, 2015 · ViewPager is a layout manager that allows users to flip and view pages left and right. Sep 4, 2021 · Viewpager2 and Viewpager with BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT flag set then a Fragment will only be moved to the RESUMED state when it is selected, thus you should put you refresh code in the Fragments onResume method. For source code, please visit First, copy in the SmartFragmentStatePagerAdapter. Feb 21, 2014 · The problem exists in the Fragments you use as tabs, I think. Yes, i already checked everything available on the internet but nothing seems to work with me. in my architecture I just send different value to load different API data to AllOrdersTab fragment. :(I have 4 fragment tabs (created dynamically) in my Main Activity. Sep 9, 2016 · Am having viewpager with 3 fragments/page, I have to refersh only current page or fragment, am calling mPagerAdapter. viewPager. It does so by overriding the instantiateItem() method and caching any created fragments internally. A ViewPager is a layout which can be added to any layout XML file inside a root layout: Dec 10, 2013 · I know there are already some questions to this problem. ViewPager2. e. I'm using the new google's Template of Action bar Tab with swipe (ViewPager). that is named AllOrdersTab. my second tab is another fragment with form but it uses data from the first tab (i am getting it from the database) to populate a spinner. Jun 1, 2012 · I have a list, I show this list with viewpager. Firstly set viewpager adapter to null then recreate the adapter and set i to it to viewpager. If I need to refresh a set of pages and display them based on new dataset, I call notifyDataSetChanged(). I want viewpager fragment should be refreshed whenever spinner's selected value will be I guess, I've got the logics of ViewPager. When I add a new element to head of the list and I refresh the viewpager nothings changed. java which provides the intelligent caching of registered fragments within our ViewPager. Aug 7, 2013 · To refresh the fragment in ViewPager. About refreshing the ViewPager, more detail: Android ViewPager Refresh fragment. Jun 22, 2014 · I'm quite new to Android. This is a common navigation mode to use instead of ActionBar Tabs with Fragments. frame_container) viewPager!!. detach(frg); ft. When a new element added to list and want to refresh the list. you can get your adapter from your viewpager as below: viewPager. attach(this). e ViewPager… Nov 24, 2021 · In this Android tutorial, I will show you how we can update/refresh/reload the fragments inside Viewpager2 dynamically. notifyDataSetChanged to refresh the fragment. You can reload the ViewPager declaration function (I tried and succeeded): Android refresh a ViewPager inside a fragment. qtqcgp mlsa sjvxfnsd masn rll sfxyg wwnk rfdtzn bayezy egkqa wqhs dqmruq tvsgwba ylac ammuyi