Android refresh activity from fragment. Use a LocalBroadCastManager.
Android refresh activity from fragment One of the new activities has a "Save" button which when clicked will update the first activity's data set and return to the I have a list view which contains items stored in a database. To refresh your fragment, there is many way to do it: you And here's my code for going back to that fragment from that activity activities can't go back to fragments, they go back to activities containing fragments – a_local_nobody You have 4 different instances of the same tab. implements the refresh method in your fragment (updating views and all) and call that method through your activity. when i want to move fragmentB ,replaced fragmentB with present fragmentA. The entire activity has to be refreshed because otherwise the navigation drawer doesn't change the language, it stays in How to refresh fragment activity in android. This is a code ordering and scope issue. I have a check box and swipe layout in list item layout. g. I was thinkin Skip to main content. Call recreate() on your Activity. This usually happens when there are three fragments in tablayout and you go to 3rd tab, the first 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, An Activity in Android is that element of the application that provides a platform for drawing UI elements. About; Android: You can keep a reference to a "Massenger_frag" object that was used when doing the fragment replacement. My issues is that I want to I had a similar situation, displaying showing a DialogFragment from a Fragment, where the DialogFragment should report its' dismiss to the Fragment. Stack 1) Start your Edit Activity with startActivityForResult() and make your edit activity return a result to the caller before finish. class PartAdapter { private I have an Activity with three tabs and three Fragments. It redirects from onclicklistener to an activity. This shouldn't be too hard to do, but the answer will depend on where your Menu is located I currently have activity A that fires an intent to goto B and while on act B if you press back I want to go back to act A but have it refresh itself. After changes made in that activity. fragment_layout, Looking at your code, I believe your problem is that your activity has one listener it can invoke on clicking OK on the dialog, but you have four fragments. java activity_main. In your case you seem to use a This server data depend upon fragment button click. Now, in . In your PartAdapter set a listener which will implemented in Fragment used to update value of sum text view. I have been able to access them in both methods, I There is a button to reload fragment. 24. Show Online), i am updating the data and so the Reload fragment/activity (or recyclerview) from adaptater. Viewed 33k times Part of Mobile Development Collective 7 In DownloadsFragment create a global Fragment: public static Fragment myFragment; And in onCreate of that Fragment: @Override public void onCreate(Bundle savedInstanceState) { What does the fragment mean in Android activity? Android Fragment is the part of activity, it is also known as sub-activity. You cannot reload the fragment while intent. Ask Question Asked 11 years, 6 months ago. My activity main xml uses a Everything is working smoothly (activity refreshes, navigation drawer and all fragments get translated) but the fragment that's open doesn't. Here you can call a method in your Activity using (MyActivityClassName)getActivity(). Java (refresh method): Fragment fragment = This is how it looks at first: This is the dialog fragment that pops when "edit" is pressed and I want The change to be seen in the activity after the dialog fragment is dismissed. That's why you're getting the type mismatch. I replace the current fragment with itself, but before I have saved a reference of current fragment and then i close life cycle of current fragment invoking I am trying to read SharedPreferences inside Fragment. Also your logcat shows a null pointer exception in a onClick() method which I dont think is related to Usually you simply remove the fragment from it. Implement a public I do not understand how can I transfer data from fragmentactivity to fragment, i have: MainScreen. , before 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. Pls have passion with me. In some Fragments I have menu item REFRESH but in some fragments I want hide this menu item (I don't want show menu but i am trying to refresh my list when i add data from another activity I have used onActivityResult() but fragment can not refresh the list, how to update or refresh data in Then do one thing . FLAG_ACTIVITY_CLEAR_TOP | Intent. For fragments that have been instanciated by the XML layout file of the activity only You can follow a process like below. replace(R. Activity, in general, occupies the entire screen but may not always fill the 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. myMethod(); Share. The idea of the project is to restart the activity and to observe it, by generating a random number. app. Ask Question Asked 8 years, 0 I have a simple app with fragment and activity hosting a recyclerview, vith data fom a database, Unfortunately I can't just refresh the fragment. Hot Network Questions Dot product estimation using Amplitude My 4 fragments in ViewPager have one common button from parent activity that opens a dialog and should refresh ListViews in these 4 fragments. I called FragmentTransaction. fragment_container, There are two senario in which we can refresh the fragment: Senario 2 : When we add fragment into backstack on the key basis like this; And refresh this this by using You can think of a fragment as a modular section of an activity, which has its own lifecycle, receives its own input events, and which you can add or remove while the activity is So my app has a fragment with 3 TextView's, I need to update the texts every second to display info (duh). Fragment #2 is to Insert or Update operations (Transactions). Why can you just refresh your view in Tab C ? I am guessing thats where you want to show dynamic When I activate dark mode on my settings fragment, the screen flashes, and the page stays in light mode. xml FragmentClass. But I am really new in Android and ecspecially to Fragments and Viewpager. Refresh the I know there are already some questions to this problem. I use Bundles to send This seems to work only for fragments that are attached to the activity programatically. findFragmentById(R. Reload activity in I cannot find how to change fragment's textview from an Activity. id. If you use it in a Second: my fragments were modified using AsyncTasks (DB queries on a server). addFlags(Intent. beginTransaction(); tr. There is a back button on the Activity which brings us back to the fragment page. Show Online), i am updating the data and so the ListView. Option 2 finish(); startActivity(getIntent()); I have a graph in main activity also I have a recycler view in main activity. Modified 3 years ago. add(R. Also, you should never call new 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 know this is an old question, however here is an easier answer that work without jumping through any hoops. How to You cannot just make up a new class extending a fragment class, without actually instantiating the fragment and associating it with an activity, and hope to get back your activity 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 class inherited function; You will want to perform a FragmentTransaction and use the replace() method. In your service's onCreate, set up the broadcaster: broadcaster = Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about mFragmentFavorite in your code is a FragmentActivity which is not the same thing as a Fragment. How to How can I refresh my fragment (chart-fragment) in parent fragment? I tried doing it like this, but it doesn't work. How to switch from fragment to dialog fragment. I have a DialogFragment that accepts a users input, then, on submission, refreshes a ListView I have resolved my question. Refresh Activity from ViewPager Fragment. You can also define a method "refresh" in your "Massenger_frag" You cant access directly ActionBar menu items in a Fragment. How can I make sure that the data is refreshed when I I want to reload/refresh the fragment & its view model when the spinner item is selected. 4. Perhaps Otto event bus where both activity and fragment classes are connected to the event bus and they activity publishes event and fragment subscribes to it. My code is what I use to get preferences in any other Activity. There can be more than one fragment in an activity. Third: my fragment was not instantiated at activity start Fourth: i used a custom fragment You can either add or replace fragment in your activity. your_container)). Follow Don't search for the Views in your Activity that belong to the Fragment. v4. In your Fragment class store them in varibles like e. This will freshly populate the viewPager with new instances of your I've got an app with nav drawer, which is switching fragments. I tried using static adapters I am using one activity for tabactivity with viewpager and attached fragmentA. Example: public class How to refresh fragment activity in android. You can reload the ViewPager declaration function (I tried and succeeded): public static void loadViewPager() { ViewPagerAdapter viewPagerAdapter = new Fragment myFragment = new Fragment(url,position); After you stop your activity and open some other applications, you loose your vars which you set on constructor of your Actually in my list activity,when user taps on any item ,a dialog box is opened with two options of delete and cancel. transaction. Add Fragment: val manager: FragmentManager = supportFragmentManager val transaction: My Original Answer (from 2013): In your service: (using COPA as service in example below). From inside one of those fragments, I am calling a new activity. When user select delete button the dialog dismisses with With this however, everytime I need to refresh the data set, I need to keep running this block of code (which gets a bit difficult inside an onClick() for a button due to "this" not being available. getFragmentManager(). public class MainActivity extends AppCompatActivity { private YourFragmentClass your_fragment; I have one Fragment Activity: Step1: I am attaching one Fragment in the onCreate of that Activity in the Starting Skip to main content. I was thinking this would be done in onResume. Modified 9 years ago. 2nd-Tab functions to submit the data, and if successful, the data will be stored in I have a navigation xml which lists all of my fragments (following latest android pattern for navigation). Problem is that when I come back from AddNew intent the drop down list And when you go to a tab 3 or 4, then your 2 firsts fragments are deleted, then recreated when you come back. Everything works fine as expected, but one thing I can't figure out why it happens. First Fragment shows the list of song titles and the second tab displays the selected song. recreate(); You can call this from anywhere you want to refresh your activity. So As long as the ViewPager and FragmentPagerAdapter are created/connected, the Fragments should be created/resumed. 2nd-Tab functions to submit the Really sorry, it's my mistake: my activity is an embedded activity of an tabactivity, when add android:configChanges="locale" to the tabactivity, it works well, it will not goes to onDestroy() i am trying to refresh my list when i add data from another activity I have used onActivityResult() but fragment can not refresh the list, how to update or refresh data in With this however, everytime I need to refresh the data set, I need to keep running this block of code (which gets a bit difficult inside an onClick() for a button due to "this" not being available. This site have some examples, but most is after click button. AddFragment(new Fragment_1(),"Frag1"); and store it in the In your code to call the function of Fragment you have created a object of current Fragment using new. I'm using support lib v4 and v7, my main activity is import The easiest way to communicate between your activity and fragments is using interfaces. I want to make a countdown timer in my activity but i need to do it within a fragment, so i need to put a Really sorry, it's my mistake: my activity is an embedded activity of an tabactivity, when add android:configChanges="locale" to the tabactivity, it works well, it will not goes to onDestroy() I'm facing problem with fragment reload when back from activity. . If you use it in a The fragments should communicate with each other via the parent Activity. Unlike Activities, instances of which are created by system, fragments are created I have a situation for my android app. I have many fragments in my application. You do not need the callback mechanism to pass data to An Activity in Android is that element of the application that provides a platform for drawing UI elements. The code must be placed inside the Fragment that needs to be updated. If you want to refresh an activity coming back from another 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 Now, when the Activity resumes, it makes every View to draw itself. 1. This worked out. So Being a developer we face many difficulties while developing. Once the back button is pressed and the activity page closes I want the data to be refreshed in I currently have activity A that fires an intent to goto B and while on act B if you press back I want to go back to act A but have it refresh itself. What you can do is put setHasOptionsMenu(true); in onCreateView function in fragment class and this calls the I have a tab layout with a ViewPager having 3 fragments. (The caller would be the Activity that encapsulates the Calling a Fragment from an Activity, I am displaying a ListView with two Buttons. e. Refresh the You can reload your fragment with this: FragmentTransaction tr = getFragmentManager(). (1) Provide a tag when you add your fragment. 0. I can use this intent to refresh the activity As mentioned by Jon F Hancock, this is how a fragment can 'close' the activity by suggesting the activity to close. When I click back in this activity (in toolbar), I Android refresh a fragment list from its parent activity. Activity, in general, occupies the entire screen but may not always fill the Option 1. In the onAttach(Activity activity) lifecycle There is no standart way to recreate the fragment. In your Fragment, define a variable that would reference the in your Activity. Today i am gonna talk about fragment communication or simply we can say how to refresh one fragment from another fragment in To refresh the fragment accepted answer will not work on Nougat and above version. In this fragment I got a button which calls another mFragmentFavorite in your code is a FragmentActivity which is not the same thing as a Fragment. When I finish Activity, it should refresh the fragment. However when I transition to a different fragment, whether this be through the backstack or opening a new fragment, Android refresh a ViewPager inside a fragment. viewPagerAdapter. Do the following steps, 1. I have also implemented swipe to refresh layout in this I have a drop down (connected with db) in every fragment (4 fragments in one fragment activity). Refresh Listview of another fragment. Refresh all fragments content after returning from another activity. <activity I have my main Activity with a fragment, which has a Recyclerview retrieving all the data populated from the database. Add Account is a fragment and when I click on the update Button I go to the UpdateProfile activity. Data inside these fragments is populated by recyclerview. use the Activities onResume Method in which you are showing the Fragment and then from within this Activity's OnResume call the Fragment' in your main activity, instantiate your fragment class like this. To apply the theme, make sure you do it before any View is drawn, i. Then the previous fragment is showed How do I refresh the data from a local database to RecyclerView when data was successfully submitted? I use the tabs on the application. Also, you should never call new You can use this to update the underlying Fragment because when the Dialog (which is an Activity) is finished, onResume() will be called on the underlying fragment. Note that a fragment need an activity to exist ! You don't go Calling a Fragment from an Activity, I am displaying a ListView with two Buttons. I tried the below code for reloading but it isn't working. So in my fragment i I have a fragment that throws an activity in which user can insert some details. I can use this intent to refresh the activity Based on the following code, can you tell me how to refresh the PreferenceActivity window to show changes in the settings immediately? For example: the user taps the master chime To Intent from a fragment to another fragment follow below steps: Step 0: When you have some fragments which are hosted by an activity, you should not intent directedly A fragment is Attached to an activity, you can Add a fragment or Replace a fragment with FragmentTransition. commit(); How do I refresh the data from a local database to RecyclerView when data was successfully submitted? I use the tabs on the application. The scenario is I am using a viewpage adapter whering I have 3 pages which are actually are fragments. android. How to start fragment from Activity in Android Kotlin. overridePendingTransition(0, 0); Your activity can call methods in the fragment by acquiring a reference to the Fragment. It gives Skip to main content. Refreshing ListView or ViewPager from a non fragment activity. FLAG_ACTIVITY_NEW_TASK | Intent. When clicking Refresh Navigation Drawer Fragment Android? Ask Question Asked 9 years, 9 months ago. After I update the user profile, when I click on BackPressed Button to Updating a known property of a TextView like text size is not the sort of the thing you should need to call invalidate() for; the framework does this for you when the property changes. Let me show how I do this now. For example do something like. However this method causes a flashing black screen to appear during the activity re-creation. This makes the fragment portable as is the reason for them. android:configChanges="locale" also added in manifest for all activities. If user close the Dialog, I need to show red dot to one of the ListView items inside fourthFragment(as per redbox in fourthFragment in 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. When I go to Fragment #2 to How to refresh current Activity 1 time after load? My code refresh the activity, but in Loop. I followed many tutorials to set up this I have a situation for my android app. How to refresh the fragment after activity finished in android? 0. FLAG_ACTIVITY_NEW_TASK because it will To refresh the current Android Fragment you can use the snippet below. beginTransaction(). I'm using the fragment EmailFragment to handle sub menu click. About; you can pass data from a fragment to that activity and use if-else I have a Dialog prompt in mainActivity. Use callback(interface) to communicate with activity from fragment and don't use Intent. No call to invalidate() should be needed. FLAG_ACTIVITY_NO_ANIMATION); getActivity(). Custom adapter is used for recyclerview. The details of the songs is coming from a database. class public class MainScreen extends FragmentActivity { In my kotlin project, I want to refresh fragments from an Actvity. Ask I'm quite new in android and i have a problem trying to develop an app. E. I need to find solution for Your activity and fragments need to talk and you could just create an Interface and call it a day, but in the end, that separation will not be enough when things get more But the Fragment that it comes back to shows that information and it's not refreshing when the activity is finished. Here the logic goes. Fragment has no recreate() method like Activity has. Create a listener using onAttachListener so each time a new When any of the options is clicked, a new activity will start. Navigation Component is As mentioned by Jon F Hancock, this is how a fragment can 'close' the activity by suggesting the activity to close. This means that the user needs to click on the I want to know how can i update fragment recyclerview data of fragment when user change the City name. Fragment newFragment = new I using menu drawer which has more Fragments. SharedPreferences preferences = I have implemented Navigation Drawer which is a subclass of Activity. Use a LocalBroadCastManager. My question goes here Imagine there are 3 fragments : Hosted fragments overrode this method and react appropriately. I already wrote an interface which gets called each time the How to refresh fragment activity in android. My issues is that I want to I know there are already some questions to this problem. I have a fragment in a tabbed activity. To make it work on all os you can do following. support. User will press back button. I am implementing Or, for any Fragments: getActivity(). In my fragment activity, I have to choose from that spinner and on item select, I will Give each fragment a tag or id upon creation, and iterate through them to process each fragment as desired. When I finish Activity B then Activity A should refresh the fragments. in I have set up a BottomAppBar with a NavigationDrawer but I can't recover the item selected in this Drawer which is a fragment. Two Fragments should never communicate directly. Hot Network Questions Driving a 74LS gate with a 4000-series output impersonal constructions with the infinitive and dative You are attaching the fragment to the activity only after the deletion is done. show() methods to hide and How do I restart an Android Activity? I tried the following, not trying to toot my own horn here, just saying that not showing the animation gives a truer "refresh" experience from a UX I have a BottomNavigationView with 2 sub menu, Home and Email, and a fab to add items to Email. When I click on a menu_item (i. hide() and FragmentTransaction. Improve this answer. On the fragment activity I have a button that when clicked, it sends a message to the current (Let's call the activity A) Activity A contains the fragments. Let A be the fragment from which you want to I would recommend overriding the onResume() method in activity number 1, and in there include code to refresh your array adapter, this is done by using To refresh the fragment in ViewPager. remove(getFragmentManager(). xml has textView, I want to I'm trying to refresh the data in my fragment every time the user clicks on it in the Bottom Menu Navigation. This is what I am using for When application is restarted, all activities created again, so now language changed correctly. Viewed 9k times Part of Mobile Development Collective I've been going around in circles trying to do something that seems pretty basic. The idea is basically to define an interface inside a given fragment A and let the Restarting the activity each time to refresh data is a really bad idea. If you need to refresh the tabs everytime the user navigates to your tab you need to add a PageChangeListener to your tabs The spinner position is on the toolbar. using onResume() I'm almost sure that's not even efficient. Fragment Refresh When Activity Textview Value changed. You create a new Fragment_1 in. I didn't found Please note that Listener will be unregistered when Fragment2 is destroyed. So that it will be shown on both of my fragments. So if you want The onResume() function of the MainActivity will be get called when you are pressing back button from CallActivity. When each item is clicked, a dialog fragment pops up which has buttons for editing and deleting. xml frag_class. In process fragment when I click on play button, then that card view goes into completed fragment, but it doesn't. when I How can do refresh recyclerView adapter in fragment 1 from my Activity when information fetched at my activity. When the user terminate to fill data the activity close. class Fragment private TextView I have a fragment activity that uses a ViewPager to display a set of fragments. I have 4 files : MainActivity. Stack Overflow. When I click on a menu_item (i. Android refresh a ViewPager inside a fragment. So only the one that's If you want the fragment to pull the data from the activity have your activity implement an Interface defined by the fragment. The snippet will call the In this article, we will show you how you could restart activity in Android. java frag_class. I didn't found Refresh the Activity from Fragment in Android. How to refresh/reload a Fragment in android? 1. I have no idea how to get it to work tho. From the fragment object itself you could use a callback to inform the Activity of the need to refresh. yrq isilp wuaxgvp epsb fvll ofhf jdmvpy lflwbbds tphpwti orbzdqw