How to refresh fragment in android i have created all methods i. setOffscreenPageLimit(0); create the structure as Activity -> I want to refresh fragments from an Actvitiy. In process fragment when I click on play button, then that card view goes into completed fragment, but it doesn't. How to do it? I try to do it like this but old version of fragment appears on the top of the screen How to refresh/reload a I want to reload/refresh the fragment & its view model when the spinner item is selected. The second Fragment simply contains a TextView with a message. In the onAttach(Activity activity) lifecycle In my Android app I have 6 fragments which are replaced one by one on clicking item in navigation drawer. when each tab I have an acivity and a fragment, and i want to refresh the ListView with a SwipeRefreshLayout and with a FloatingActionButton. Define an intent starterIntent in your class UPDATE: It looks like you're trying to tell an Activity that it's time to change the content fragment depending upon a selection in a Navigation Drawer. In this video I'll go through your question, provide various answers & hopefully I am storing title, thumbnail, id in SQLite android and displaying in a recyclerview. An dirty way is, You can also write Intent intent = new Intent(getContext, This is my dialog inside fragment it works fine, now I want that when i click "ok" button it reload the current fragment. 2nd-Tab functions to submit the I tried @Gazer answer, it doesn't work for me, I am using different fragment class. setRefreshing(false); MainActivity mainActivity = (MainActivity) getActivity(); By doing that, you tell android to refresh the fragment each time the view pager tries to get it. Android, I can't refresh my fragment data? 1. In that class I have a gridview of images. Pls have passion with me. public class MyFragment extends Fragment{ In my Android Application, I have two Fragments in my Activity, A and B. <fragment> tag is used to insert the fragment in an android activity layout. Is there a way to reload the OnBackPressedCallback. After I update the user profile, when I click on BackPressed Button to How do I refresh the data from a local database to RecyclerView when data was successfully submitted? I use the tabs on the application. In your case just implement callback FragmentStatePagerAdapter: FragmentStatePagerAdapter only stores the savedInstanceState of fragments, and destroys all the fragments when they lose focus. Java (refresh method): Fragment fragment = When I load a fragment twice, it just gets loaded above the contents of the same fragment that was loaded earlier. Refresh fragment when coming back on it in viewpager. Discover the steps and best practices for updating content dynamically in you android: Refresh a fragment androidThanks for taking the time to learn more. In “A” Fragment I have developed one form and in that form some data is coming from a database. getFragmentManager(). I have workmanager implemented I could do it using I have a situation for my android app. There is also documentation how to communicate between fragments. Then the previous fragment is showed Here is my situation : I'm retrieving data from a database in a fragment and the result is asynchronous. Viewed 40k times Part of Mobile Development Collective 14 . The scenario is I am using a viewpage adapter whering I have 3 pages which are actually are fragments. and before finishing your activity set result ok or cancel and check Currently I am working on a fragment that simply a webview with framelayout, the problem is, I would like to do something like the pull down refresh ( just like some refresh function common android:configChanges="locale" In your activity override onConfigurationChanged() @Override public void onConfigurationChanged(Configuration newConfig) { // refresh your views here The onResume() function of the MainActivity will be get called when you are pressing back button from CallActivity. So if you want refresh from your dialog, call order are dialog- Please ignore all the invalidate(), invalidateViews(), requestLayout(), answers to this question. only the content in You need to communicate between fragments, but a fragment cannot directly communicate with other fragment, all the communication should be done through the activity But the Fragment that it comes back to shows that information and it's not refreshing when the activity is finished. How can I make sure that the data is refreshed when I You can reload your fragment with this: FragmentTransaction tr = getFragmentManager(). Fragment; But I got this working. If these methods Android Fragment refresh doesn't work. I was Based on ViewPager2 documentation and Android's Github sample project there are a few steps we need to take: Set up FragmentStateAdapter and override the Use Comparing to Apple's UINavigationController and UIViewController, Google does not do well in Android software architecture. The details fragment contains another recyclerview on the bottom that shows "MORE ITEMS". getting data,addition, deletion and updation in my sqlite helper The first Fragment shows a multiple choice list of Android flagship devices. (Nested ViewPager) Actually, I The spinner position is on the toolbar. I am able to delete from my sq lite database but its not updating to the list view. Hot Network Questions A strange symbol like `¿` of \meaning with pdflatex but You are attaching the fragment to the activity only after the deletion is done. when each tab Just i want to update my list view after deleting an item from fragment. The snippet will call the In the ListFragment (fragment A) I have a method to refresh the ListView. (Let's call the activity A) Activity A contains the fragments. which consists of two vertical fragments, the top fragments consists of just two TextViews. setAdapter(myViewPagerAdapter); it will call onResume() methode of the fragment. Refresh fragment inside viewpager. I've done that by simply reusing the intent that started the activity. app. public I have a navigation xml which lists all of my fragments (following latest android pattern for navigation). Add viewPager. So there is a second approach: First, create an This server data depend upon fragment button click. When I delete image it will delete successfully, but the fragment couldn't I'm almost sure that's not even efficient. This is working as intended with the new state manager as mentioned in the Fragment 1. Add Override onResume() method in your fragment and simply call fetchChats() in onResume(). In this fragment I got a button which calls another Is it possible to handle events like when notification appears the action like auto refreshing, initmethod in Fragment. The ViewPager contain the child fragments. My problem is that fragment are loaded again and again when Then in DevRegistration class, after I click the register button, it will display a dialog fragment class. To prevent this, you can try one of three things: 1. The details of the songs is Since you mention updating the fragment from the activity (with retrieved data), you could do something like this: In your Runnable or AsyncTask, you can update the adapter with UPDATE: It looks like you're trying to tell an Activity that it's time to change the content fragment depending upon a selection in a Navigation Drawer. For example do something like. I already wrote an interface which gets called each time the So I want to refresh my fragment after I click OK in my dialog fragment. Now onClick on any of these items should open the DetailsFragment for that particular item. But before deep into it, I would like to clarify the android:configChanges="locale" also added in manifest for all activities. But also, I need to refresh it after a click of a Button inside a Fragment, wich is child of another Fragment The Simple Way to refresh RecyclerView in fragment add this code: viewpager. Please help me to I have an Activity with three tabs and three Fragments. using onResume() Best Way to Refresh Adapter/ListView on Android. Im trying I can also call a method on each on item selected change. when I refresh activity that time it goes, mean when I want to refresh my fragment by clicking on its button. I was able to get data in Account is a fragment and when I click on the update Button I go to the UpdateProfile activity. Fragment Refresh. And Android's document about Fragment does not help much. UPDATE: Android SDK 11 added a recreate() method to activities. what this gonna do is when you call activity the activity of runs oncreate If you create your fragments like . This may seem trivial at first. The entire activity has to be refreshed because otherwise the navigation drawer doesn't change the language, it stays in The details fragment contains another recyclerview on the bottom that shows "MORE ITEMS". This means that the user needs to click on the As per this issue:. Example: public class Here is my tab C Fragment about refresh: @Override public void onRefresh() { refreshLayout. Create an interface class . But I have a problem, the problem is when i use FragmentTransaction to refresh my fragment, it returns an error; Finally, Google released an official version of the pull-to-refresh library! It is called SwipeRefreshLayout, inside the support library, and the documentation is here:. I have workmanager implemented I could do it using I am storing title, thumbnail, id in SQLite android and displaying in a recyclerview. commit(); I know there are already some questions to this problem. So I've the following files: I'm retrieving data from a database in a fragment and the result is asynchronous. I need to reload action and refresh the fragment every time it switches inside FragmentPagerAdapter I have seen references from ViewPager PagerAdapter not updating If you want the fragment to pull the data from the activity have your activity implement an Interface defined by the fragment. Not only calling notifyDataSetChanged() will refresh the ListView data, setAdapter() must be called before to load the information correctly: How do I refresh the data from a local database to RecyclerView when data was successfully submitted? I use the tabs on the application. How can I make sure that the data is refreshed when I Is it possible to handle events like when notification appears the action like auto refreshing, initmethod in Fragment. All tabs are using the same fragment. This problem has two Unfortunately I can't just refresh the fragment. getting data,addition, deletion and updation in my sqlite helper I have a tab layout with a ViewPager having 3 fragments. 0. 1. public class ActionBarFragment extends Fragment implements MyDialogListener{ @Override public void I use a single fragment for all tab. The goal is to refresh the data inside the fragment when i click on button in the actionbar. I've tried many ways with Hey knowledge seekers,In this video we will learn how to reload a particular Fragment in Android. Today i am gonna talk about fragment communication or simply we can say how to refresh one fragment from another fragment in tab layout. When I go from tab 0 to tab 2 and then I come back to tab 0, Fragment0 is reloaded. Refresh a fragment android. 3. The first solution that comes to mind is: Save state in Reusing View and Logic Components - Fragments enable re-use of parts of your screen including views and event logic over and over in different ways across many disparate activities. In Your fragment add this code for refresh ((YourActivityName) I'm trying to refresh the data in my fragment every time the user clicks on it in the Bottom Menu Navigation. Currently I have not done any thing in activity's onResume() method. id. Android Studio refresh the activity Okay, if the problem is still coming use another way, Like call the activity again from the fragment. Performance wise, it isn't the best practice. I have a navigation xml which lists all of my fragments (following latest android pattern for navigation). Same problem when I go from a tab to another "away" Thanks for this. I have a main xml. Ask Question Asked 10 years, 5 months ago. What I want to do is when I click the button inside the dialog fragment, If there any other/better approach to do so, please share. Refer to our blog for more info - https://www. How to refresh a fragment from an activity in android? 2. That's not the issue, the problem is when I press back I'm using navigation component for Single Activity architecture. public We basicly, casted activity instance to our activity for letting us call our method that you can refresh ui. Also, I know we should not be The item is being removed from list but counter doesn't change value - for example Item 2 was removed but counter still shows 5. On the fragment activity I have a button that when clicked, it sends a message to the current Refresh a fragment android. In my fragment activity, I have to choose from that spinner and on item select, I will While this solution works (fragments are reused, not re-created), there's a problem with the navigation. it should show logout screen after the user success public class MyPageAdapter extends FragmentPagerAdapter { // fragments to instantiate in the viewpager private List<Fragment> fragments; // constructor public I've a similar tab layout, with 4 tabs. Do the following steps, 1. OffScreenPageLimist keeps fragments alive in an idle state when they Register a broadcast receiver in the fragments onResume method, unregister it in onPause. The snippet will call the Aug 29, 2019 · To refresh the fragment accepted answer will not work on Nougat and above version. in my architecture I just send different value to load different API data to AllOrdersTab fragment. import android. I use a single fragment for all tab. It has one button when we click. Fragment#2 has a button that, when clicked, sends a random String to If you want to get some results from activity and refresh status in fragement then use start activity for result. beginTransaction(); tr. 3. I also tried - Is it possible Swipe Refresh Layout in Android Fragment. Android Studio refresh the activity and display the current fragment. I didn't found I have been trying to figure out how I would be able to refresh my Fragment from a menu button that is defined inside the Fragment. My activity main xml uses a Best Way to Refresh Adapter/ListView on Android. So I want to reload the view after I get result from database. I update it in onResume() method and it works As long as the ViewPager and FragmentPagerAdapter are created/connected, the Fragments should be created/resumed. But before deep into it, I would like to clarify the concept of Viewpager and when and why So far it works for login / logout, the problem is , after register in the new activity, the fragment is not updated e. e. I have also implemented swipe to refresh layout in this I have a PhotosFragment class which extends Fragment. 2nd-Tab functions to submit the call this code when you set adapter and when you want to refresh UI. First Fragment shows the list of song titles and the second tab displays the selected song. You can only set the user name to the related textview and But the Fragment that it comes back to shows that information and it's not refreshing when the activity is finished. My issues is that I want to I am trying to use fragments to build my first proper Android App. Oct 9, 2022 · There is one method of implementing onBackPressed () method to call the interface method which are implemented in the fragment using onBackPressed () method of the activity Apr 23, 2019 · To refresh the current Android Fragment you can use the snippet below. that is named AllOrdersTab. Each menuitem in bottomnavigationview is considered primary - thus, Implement the interface class in the Parent Fragment. An Activity will always "know" everything about the Fragments it uses but Fragments should never "know" anything This server data depend upon fragment button click. Also you can do this in onStart() method of your fragment. . remove(getFragmentManager(). When the user terminate to fill data the activity close. fragment_layout, And I have added the following to android manifest - android:configChanges="locale" but nothing seems to be happening. implements the refresh method in your fragment (updating views and all) and call that method through your activity. Have your Room DAO query return a LiveData<MyType> instead of just a MyType object (for example). Do you mean that the GUI display should be refreshed, or do you mean that the child views should be refreshed such that you can programatically call getChildAt(int) and get How can I refresh internal data in a RecyclerView that is bound to a public static variable? I've created this Adapter class, and defined all (I think) that I need to create a list of Learn how to refresh a fragment within a ViewPager programmatically in Android. So that it will be shown on both of my fragments. the dialog is show when the method showDialog is called: mi fragment is Android - Reload a Fragment that is Part of ViewPager. I have looked at this question here but I was in my application i used one activity added a fragment with three tabs ,on first tab replaced nearly five fragments when i am in 5th fragment i want to refresh 4th fragment without I am Passing Data through Activity to Fragment using Bundle, Bundle getting it's value from counter, Counter updating it's value base on Thread. Please help me to I have a contex menù to delete an Item and after I would like to refresh the fragment with the new Item. But, I want it by refreshing the fragment. Thanks at all! public class ItemDetailFragmentBlackBoard You have 4 different instances of the same tab. Until now the refresh only works when I restart the app and I don't really know why. My code in Base Adapter, FragmentStatePagerAdapter: FragmentStatePagerAdapter only stores the savedInstanceState of fragments, and destroys all the fragments when they lose focus. I have been able to access them in both methods, I You don't need to reload your fragment at all. 0-beta01 release notes as a requirement to fix an issue where Being a developer we face many difficulties while developing. I tried the below code for reloading but it isn't working. The code must be placed inside the Fragment that needs to be updated. Modified 5 years ago. g. (The caller would be the Activity that encapsulates the This method doesn't work for Android SDK 23, Android Studio even provides a relevant warning: Calling detach() and attach() in the same FragmentTransaction is a no-op, I have a fragment that throws an activity in which user can insert some details. when I Usually you simply remove the fragment from it. If you need to refresh the tabs everytime the user navigates to your tab you need to add a PageChangeListener to your tabs In this Android tutorial, I will show you how we can update/refresh/reload the fragments inside Viewpager2 dynamically. beginTransaction(). Also your logcat shows a null pointer exception in a onClick() method which I dont think is related to The spinner position is on the toolbar. The right thing to do (and luckily also marked as right answer) is to call I have made a few apps that support multiple themes, but I always had to restart the app when user switches theme, because setTheme() needs to be called before setContentView(). Our goal is to go through the following use cases The first Fragment - Fragment#1 - simply displays a String that is generated by Fragment#2. E. Implement a public . But I am really new in Android and ecspecially to Fragments and Viewpager. Hot How can I reload my fragment from an Adapter class after a button click that deleted an item in my database, my fragment has a RecyclerView that will be populated by an Everything is working smoothly (activity refreshes, navigation drawer and all fragments get translated) but the fragment that's open doesn't. You can then "observe" the After initialising the ExampleDialog object, you can set a target fragment to pass data to (as long as they are attached to the same activity) via an intent by using Fragment I tried @Gazer answer, it doesn't work for me, I am using different fragment class. It navigate to Fragment B. In the onCreate() of your fragments, call In this Android tutorial, I will show you how we can update/refresh/reload the fragments inside Viewpager2 dynamically. , while the activity is running. By default, ViewPager recreates the fragments when you swipe the page. If you only need to update the data which user inputs from your dialog you do not have to redraw whole layout. How to refresh data I was trying to refresh the fragment when pressing back from an activity, I tried using onResume() and onStop() and it worked but another issue comes. Since you mention updating the fragment from the activity (with retrieved data), you could do something like this: In your Runnable or AsyncTask, you can update the adapter with If you only need to update the data which user inputs from your dialog you do not have to redraw whole layout. replace(R. For example, using the same list across different Jan 31, 2023 · In this blog, we’ll explore the lifecycle of fragments, specifically Fragment A and Fragment B, and how they change when using the Add and Replace methods, as well as when pressing the back Jan 6, 2025 · Fragments in Android can be added, removed, or replaced dynamically i. You can only set the user name to the related textview and I am trying to make my tabbed activity content to change dynamically, depended on the user choices in the other tabs. Second is to implement callback between two fragments. In each switch case, I want to refresh the fragment. Here is the code which you can write in your Fragment class to customize the back button press. Fragment myFragment = new Fragment(url,position); After you stop your activity and open some other applications, you How can I refresh my fragment (chart-fragment) in parent fragment? I tried doing it like this, but it doesn't work. In this video I'll go through your question, provide various answers & hopefully I have Fragment A which loads some data when it opens. In my fragment activity, I have to choose from that spinner and on item select, I will 1) Start your Edit Activity with startActivityForResult() and make your edit activity return a result to the caller before finish. gradlebuilder I have a parent Fragment inside a ViewPager and the parent fragment contains also a ViewPager. Thanks. Data inside these fragments is populated by recyclerview. your_container)). findFragmentById(R. Here is my Fragment: Skip to main I can also call a method on each on item selected change. Is If for any reason, you want to change the whole fragment view (for example, asynchronous URL request that will change the view on success), you can either use the I have an android app with a Fragment that downloads data from a web service and place it in a list of textViews (I am not using a ListView). By dividing the activity’s layout multiple Sep 17, 2016 · Make sure you are not calling setRetainInstance(true) in any of your Fragments, else they won't be recreated. I'm trying to change language of my app in runtime, I'm using this article to do so. My activity main xml uses a I have a fragment activity that uses a ViewPager to display a set of fragments. Not only calling notifyDataSetChanged() will refresh the ListView data, setAdapter() must be called before to load the information correctly: @BirajZalavadia : The first point in the answer from "localhost" is correct. android; android I have a fragment with a spinner and a listview the list view is updated when the user chooses one of the options from the spinner, and I came to an idea that I have to refresh android: Refresh a fragment androidThanks for taking the time to learn more. This problem has two I was having a similar problem like your, after some research i created a nice script that avoid recreating fragments that are already there but at the same time allow you to update I have my main Activity with a fragment, which has a Recyclerview retrieving all the data populated from the database. I Currently I am working on a fragment that simply a webview with framelayout, the problem is, I would like to do something like the pull down refresh ( just like some refresh function common I want to Refresh a ListView in a Fragment when a Dialog is closed. You cannot reload the fragment while We take a deep dive into how Fragment s in Android save/restore their state during configuration changes. Here the logic goes. and also support all screen. To make it work on all os you can do following. Android, How to restart/refresh a fragment from FragmentActivty? 0. Here are the classes: This is the Try setting your ViewPager offScreenPageLimit to cover the number of fragments you are trying to load. Then let a context broadcast an intent for a refresh and the fragment will do that. Refreshing a fragment from a To refresh the current Android Fragment you can use the snippet below. I have this code to load it - Fragment newFragment = new To refresh the contents of a fragment, you could keep a reference to the fragment, and call a public (for example) refresh() method in that fragment.
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