How to refresh view in android programmatically implementation 'com. Respond to the refresh gesture. See my answer below. Commented Aug 9, Im new in android world and dont know how to do advanced programming. set shape background to transparent in android. . To do this, you can use the parent View's post method. – Thyago Blade. Then during runtime your view would be inflated and placed in right position. mainscreen' below) that is called in my Activity. 13-rc' . Plus the fact that I was forced to use TableLayout (the amount of code written using TableLayout is huge and it wasn't my call to switch to ListView). If so, can any one help me in this. I know, it must so work, but I want to disable this function, and start refreshing by click some button and use SwipeRefreshLayout loading indicator. Thanks in advance. Making a semi-transparent button such that button color should be visible and background should be visible. public int convertDpToPixelInt(float dp, Context How do I add and remove views such as TextViews from Android app like on the original stock Android contacts screen where you press a small icon on the right side of a field and it Here are 3 options for how to Setting margins for views in Android programmatically involves modifying the `LayoutParams` of a view. However Android o If you are trying to programmatically update the widget where you do not have access to YourWidgetProvider. Re-launch current activity using intent. When I refresh, it appears that the old data draws on top of the new data, until a scroll event happens. (It is worth noting that this will have no effect if you also invoke setBackgroundColor, make sure to use setCardBackgroundColor instead). An easy way to do this while reusing your code is like this:. how to scroll listview to specific position in android programmatically. scrollBy(0, dy); The problem is that content is moving out from the view, but new items are not sliding inside. layout. accompanist:accompanist-swiperefresh:0. e. requestLayout() } I enabled "pull to refresh" to my project using the SwipeRefreshLayout. The problem is, I don’t want any services to be killed, I just want the app to restart with changed restrictions programmatically darken a View android. In Sileria answer he/she did the following:. You must specify a pixel size, rather than dp value, e. When I move down, appear the loading indicator (material design style). getChildAt(0); // new background because something If you only need to update the data which user inputs from your dialog you do not have to redraw whole layout. ViewGroup. inflate(R. setRadius(float), see androidx. You could instead use an event-driven approach and implement a pattern like an Event Bus, to which consumers can publish and subscribe. How to Launch Home Screen Programmatically in Android [duplicate] Ask Question Asked 14 years, 1 month ago. import android. moviebuffs10. Setting margins for views in Android programmatically involves modifying the `LayoutParams` of a view. Android Refresh ListActivity from BaseAdapter. For updating data in the RecyclerView, we have to use the Adapter class. Is there any method like sendToBack() or bringToBack() in Android. Adeel. typeList = dbAdapter. RecyclerView is used in many android applications to display the list of data within android applications. from(parent. The button generated programmatically lives in the DrawerLayout. How do I make it show? progressBar = new ProgressBar(activity, null, android. getCurrentItem()+1) on the first Fragment, it moves to the third Fragment instead of the second Fragment. Perhaps show the code where you are updating the text properties; the problem is more likely there. LayoutParameter. If you just need the View to redraw so call invalidate() If you change the View The SwipeRefreshLayout widget is used for implementing a swipe-to-refresh user interface design pattern. addLoadStateListener { loadState -> //this reveals RV when loading is complete rv_list. – Efe AYDIN. Example: public class ArticleTabFragmentActivity extends FragmentActivity{ private PopulareFragment populareFragment; private RecomandateFragment recomandateFragment; <code> private Key points about the code. Step-by-step guide with code examples. Thank you. Modified 4 years, 10 months ago. Modified 8 years, android refresh listview adapter within getview() 1. I have three Tab in my view pager, but when I call viewPager. getList(); to have the changes reflected in the attached view. After I get a new List of products, I tried to: Update the ArrayList from the fragment where recyclerView is created, set new data to adapter, and then call adapter. On that screen I have an option to delete that image. Related. And if I call same function in the second I am trying to figure out what is the issue with updating RecyclerView's Adapter. 3. You must cast the layout parameters to the specific type that allows margin manipulation, such as `MarginLayoutParams`, and then set the desired margin values. Configuration; import android. onResume () method. Android Online Course for Beginners - This course is for beginners for those who want to get started with Android Development. refresh is LoadState. 8. Share. localeHasChanged) is a matter of propagating the locale change event to the previous activities. 2. I want to launch home screen of Android with my application. Option #2: See if getActionView() returns anything for the affected MenuItem. source. 1. Can someone let me know the relevant APIs to dynamically update a TextView (or entire screen )? For example: I have a search application and I need to show the Refresh a fragment android. Get Frame Rate of Android using Kotlin. The only time you should ever need to invalidate() a view manually is if you create a custom property I am using Android 4. Troubleshooting. Activity; import android. runOnUiThread(new Runnable() { public void run() { My code refresh the activity, but in Loop. avoid SetCell{font=\itshape} overriding the size set in cells={font=\fontsize{}{}}) Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have created a ProgressBar programmatically as below in my activity. For now each time I close and reopen my app the new data will be displayed. ; This self contained I am quite new to Android development. 0. this. getLayoutParams(); params. Then you can add views to it. launchWhenCreated { adapter. What I want to do is start downloading the information in the event onCreateView and at the same time I show the SwipeRefreshLayout refreshing. This is the following code I'm using to update the spinner. post { // here linearSliderDots is a linear layout & // I made add & remove view option on runtime linearSliderDots. getChildAt(i)). getChildCount(); i++){ ImageView iv = (ImageView) ((ViewGroup)ll_ethnicity. OnRefreshListener() { @Override public void onRefresh() { Log. In a You will need to call either requestLayout() or invalidate() depend on what you update exactly in your view. Walking is real movement of me walking with the device in the hand. i(TAG, "onRefresh called from SwipeRefreshLayout"); // This method performs the actual data-refresh Option #1: Try invalidateOptionsMenu(). User can type some text by clicking ok button. OnClickListener() { @Override public void onClick(View v) { mList = new ArrayList<Node>(); Reload an Activity in Android programmatically. I want a way to restart an app after the user has made any in-app purchase that removes ad banners, so that the onCreate() methods gets called again. activity_main); startActivity(new Intent(MainActivity. 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. Believe me the ListView was properly As the title, i want to get the refresh rate of android phone then show to user. If so, you can presumably enable/disable that View. I have a bluetooth low energy peripheral whose services change when it is rebooted. I am using APIs for getting and sending messages through JSON and Android Volley. One for adding, One for view and One to hold all information (or so I think). Ask Question Asked 8 years, 6 months ago. mySwipeRefreshLayout. First activity: public void onCreate(Bundle savedInstanceState) { super. 6. I have 4 TextViews and one ImageView. It turned out that with the help of Composite Pattern, Decorator Pattern, and WeakReference, we could build an utility class that encapsulates the logic of periodically Performing a "refresh" to keep your fragment state up to date unnecessarily destroys and recreates the view when all you need to do is update your adapter data. how to refresh listView from its adapter. ; rememberPullToRefreshState() manages the state of the refresh action. Checking when to update the views (i. OnRefreshListener swipeRefreshListner = new SwipeRefreshLayout. Android: Nested linear layout with different alpha value. NotLoading ///this keeps indicating that data is refreshing now progress_bar. Now I want to update my RecyclerView once got a new data. isVisible = loadState. Hy, i am making an chat application in which i want to auto refresh my current activity like ajax in web. requestLayout(); This is correct, but it expects us to give the height in pixels, but I wanted to give the dp I want the height to be so I added:. Then set RefreshListener like. You can do that by setting android:clipToPadding="false", and giving it paddingBottom equal to the height of your SwipeRefreshLayout. reload() Another way is by setting the location. res. onCreate (), like this:- super. from another module or library, you can capture what YourWidgetProvider. The default is true, and calling notifyDataSetChanged() resets the flag to true. Edit2: The View class has three constructors: View(Context), View(Context, AttributeSet), and View(Context, AttributeSet, int). onCreate(savedInstanceState); setContentView(R. I have 3 CLASSES. Refresh List View programmatically within Adapter. Implicitly this method returns POSITION_UNCHANGED value that means something like this: "Fragment is where it should be so don't change anything. If you add a unique view, it will have exactly the effect you want to achieve. class explicitly, e. Ask Question Asked 7 years, 11 months ago. Is this the best way to refresh the data set, or should I look towards removing the . YourActivity. This method is called when you call. " How to refresh listview in android without scrolling. But I came across this post facing kinda the same problem. onCreate(savedInstanceState); Use the `notifyDataSetChanged()` method to refresh adapter-based views such as ListView and RecyclerView. Adapter handles all the data within our recycler view. Last item in your RecyclerView cuts, meaning, you'll have to add padding only to the last element of RecyclerView, instead of giving padding to complete RecyclerView. android redraw layout programmatically. – I was working on a project. for corner radius of 4dp you can invoke, in Kotlin: In particular cases I need to remove dialog theme from my activity but it doesn't seem to be working. It's just showing a list of tasks and Adding new tasks to it. height = customHeight; layout. progressBarStyleSmall); I've been trying to update my spinner in android dynamically but nothing I try has been working. notifyDataSetChanged(); Read this if you are having trouble refreshing the list: Android List view refresh Android : How to update-refresh Fragment in ViewPager by Main Activity programmaticallyTo Access My Live Chat Page, On Google, Search for "hows tech develope 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. Refresh view or activity on android. The inflate(int resource, ViewGroup root) method return root if root is not null, thus to_add. In Android we have a method like bringToFront(), to place the view on top of the another view. Save instance of dynamically generated views when we switch back and forth between activities. Viewed 25k times Credit: Refresh or force redraw the fragment. This is how I achieved this. Any custom View will need to implement all three of these constructors. 4. I can't seem to find a way to get the currently No, there is no substitute for notifyDataSetChanged(), you have to manually inform your ImageViews of that change. When the system inflates a view from xml, it will use one of the latter two. I have an actitvity with Recyclerview which display data. Explore various methods and best practice I tried with threads, but android throws "CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views. Save state of dynamically added View. Follow edited Sep 29, 2017 at 11:38. By using lifecycle methods to refresh, I get kicked out of the camera process, Android: Refresh Activity. It uses a vertical swipe gesture to refresh the content of the views. This site have some examples, You could update related views. Hot Network Questions “Pandigital” rectangular block We need to force update the view with the below methods. (new View. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company My ListView is using an extension of BaseAdapter, I can not get it to refresh properly. I've a case like I'm creating custom layout programmatically inside onCreateView(). LayoutParams params = layout. i used notifyDataSetChanged(); but is doesn't work. You can create a hierarchy programmatically in onCreatePreferences(). How can I do this ? By main layout view, I mean the one ('R. 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. I would not recommend reloading your complete activity. g. ". Is there any way? Updated: what is refresh rate? Android how to measure FPS of a View or Application programmatically. It is related to that stuff. I have a GridView nested into the following way: <HorizontalScrollView <LinearLayout <com. Refresh Fragment after loading it. The main target is to show all of apps to user when he/she presses a specialized key. this, I have a problem to send the view to back. Loading //this turns off swipeRefresh 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 [yourListViewAdapater]. class. I want to force the main layout resource view to redraw / refresh, in say the Activity. When the user makes the swipe-to-refresh gesture, the system displays the progress indicator and calls your app's callback method. how to get frame rate of video in android os? 0. I have tried this, but nothing will work, fun setupViewPager(viewPager: ViewPager, it: List<TransactionEntity>, incoming: To create a swipe-to-refresh layout, we need to add dependency in buld. For example, users with accessibility needs can trigger When your Android app adds different values either automatically or by user input, you sometimes need to force the app to refresh the view, which updates what the user sees on the screen. Here is my main Fragment Your problem is you don't know how to change an image in imageview programmatically ? You can use the setImageResource The SwipeRefreshLayout widget is used for implementing a swipe-to-refresh user interface design pattern. getName() outputs and create a constant: This document shows how to update your app when the user requests a manual refresh, whether they trigger it with a swipe gesture or use the action bar refresh action. href property, the browser automatically goes to the new url, so location=location or I need to refresh it after clicking a long click. notifyDataSetChanged(); it did not work. Hot Network Questions How could farmers prevent Unicornification? Why do aircraft such as the Mirage, Rafale, Gripen and F-16 feature single tails as opposed to twin tails VT320 The swipe-to-refresh user interface pattern is implemented entirely within the SwipeRefreshLayout widget, which detects the vertical swipe, displays a distinctive progress bar, and triggers callback methods in your app. setOnRefreshListener( new SwipeRefreshLayout. Any ideas? Here is my code in my Java code in MainFragment @Override public View onCreateView(LayoutInflater inflater, ViewGroup How to add images to gallery programmatically in android or refresh gallery programmatically. You can only set the user name to the related textview and dismiss dialog fragment. Update the The SwipeRefreshLayout widget enables a swipe-to-refresh feature in Android applications, allowing users to refresh content in views like ListView To implement above is easy but some issue arise when you will test your app. While this is happening, the (x,y) information will be collected through Wi-Fi fingerprints and the map will be updated on the UI. Refresh listview from adapter. attr. How to make an Android refresh button that refreshes the fragment in a drawer? 0. So how can I wait 3 seconds and then hide th By the end of this online course, you will have all the skills you need to become a professional Android Developer. If so, detach the fragment and reattach it I want to trigger my SwipeRefreshLayout in the event onCreateView of my MainFragment. Story: Whenever user clicks on item, it shows AlertDialog. R. Refreshing the activity. My goal is to change view's constraints in code, but I cant figure out how to do this right. Android How to create a View Programmatically. item How can I update the item of recyclerview when I come back to list in android. If calling notifyDataSetChanged() doesn't work all the layout methods won't help either. The preferred method is location. Your deleted fragment will be restored when you will again add same fragments based on your Add a refresh action to your app's action bar so users who can't perform swipe gestures can trigger a manual update. Learn how to update and refresh an adapter in Android programmatically to dynamically update data in your app's UI. voice() has finished execution. After many hours, I got that to work. Bundle; public class Main extends Activity { /** Called when the activity is first created. The vertical swipe is detected by Use CardView. I want to show this text in this item and show invisible ImageView - declared in XML and adapter ViewHolder-. 23. I found out the best way to refresh your Fragment when data change. NOTES: Language code cannot got '-' & must be 2 small case letter only; Enter your language code in languageToLoad variable:. content. removeAllViews();` A couple of things you can check in your code: On the View that is being added, check that you call its setLayoutParameter method with an appropriate ViewGroup. Where the user uses the vertical swipe gesture to refresh the content of the views. I used this function in AlertDialog Positive Button to update the item:. you must have seen in logcat that there is too much work in UI thread. How can I change the constraints on a view that is a child of a ConstraintLayout Is it a good practice to reload an Activity in Android? I am accessing the phone's camera, and when the photo is taken, the screen returns to my activity to post it into a view. notifyDataSetChanged()? The way UI element works in android is that if you want to access elements you must do that in UI thread, and we get data from API or internet related stuff from nonui thread so after getting the result of the nonui thread we can update the UI threads elements easily. How to Refresh a RecyclerView with new data This code really works: fa = Persian, en = English. For example : @Override public View onCreateView(LayoutInflater inflater, ViewGroup container How to refresh view in android. android layout not refreshing. I tried to play with (@NonNull ViewGroup parent, int viewType) { View itemView = LayoutInflater. 4. When I click on the button I want to hide a view (another button) Not really. ; Note: In the basic example, state was not passed to PullToRefreshBox because it So, I build a custom recyclerview because I needed a clickable header inside of it. You can do that as follows: Update Fragment from ViewPager. 24. 2 on a Nexus 7. In this course, you will build two apps: TodoNotes and Ride-Sharing Uber Android App. 2,959 7 7 Please ignore all the invalidate(), invalidateViews(), requestLayout(), answers to this question. Ask Question Asked 9 years, How can I refresh the gallery programmatically so images can be visible simultaneously whenever I fetch images from server? Android Gallery View Update Images. notifyDataSetChanged() on your ViewPagerAdaper. You could try to update the TextView from the UI Thread by following:. We can dynamically add or remove data from our recycler view. 5. findViewById() equals options_layout. getContext()). Improve this answer. So if you need I wrote a custom ViewPager to disable Swipe Scroll, but I want to swipe programmatically. but i want it without close to update my view. close and issue an adapter. Button opacity/transparency. But when I reload the Fragment it displays the previous data. Enable this behavior by adding the widget to your layout file as the parent of a ListView or GridView and implementing the refresh behavior that lifecycleScope. cardview. Although batteries are getting better and the devices becomming more powerful you are still developing on a mobile system where you - as a developer - have somehow a responsibility to save resources :) So if you just need to update the data it will be more efficient to not reload everything since a How Android draws views; Create a custom view class; Implement a custom drawing; About swipe-to-refresh; Add swipe-to-refresh to your app; Respond to a refresh request; Handle keyboard input. CustomGridView GridView is scrolled programmatically, like: gridview. The old rows draw on top of the new rows, but the old rows disappear when I You will probably not want to reload the views every single time in onResume(), but only when the locale has changed. In order to trigger SwipeRefreshLayout I tried this solution:. Modified 9 years, 4 months ago. 12. j4nos. I don't know if this will force an immediate redraw of the action bar or not. SwipeRefreshLayout widget detects the vertical Learn how to trigger SwipeRefreshLayout programmatically in Android and call the onRefresh method. private void updateListItem(int position) { View When your Android app adds different values either automatically or by user input, you sometimes need to force the app to refresh the view, which updates what the user sees on the screen. You use this state in conjunction with the indicator parameter. discoverServices(). Restoring view hierarchy from saved state does not restore views added programmatically. findViewById() and it always return This view is actually a small map, from my point of view (It is a room and has shelves in it). Party! But the problem is, that in within the header of the RecView, there is a button that is supposed to re-arrange the I want to create an android application that gives I can already print the battery status in the textView but I don't know how to change the Image in the Image View. The right thing to do (and luckily also marked as right answer) is to call notifyDataSetChanged() on your Adapter. 53. Android: refresh/update fragment from another activity on button clicked Hot Network Questions change font while maintaining size (e. 19. See more linked questions. The view will scroll such that the indicated position is displayed. Please post your answer with sample code. google. Not sure if you are still looking for answer. You need to implement getItemPosition(Object obj) method. How to add images to gallery programmatically in android or refresh gallery programmatically. linearSliderDots. SwipeRefreshLayout. Call `invalidate()` on a View object to request a redraw of the view. UpdateStudent edits the student name, the problem is that after the change, RecyclerView needs to refresh list ReyclerView Adapter : public class RecyclerViewAdapter_StudentList extends In javascript, there are a few ways to refresh programmatically. setText() get placed last in the event queue and therefore it get's updated after the new Voices(). Commented Aug 9, 2017 at 0:40 How to refresh Child List within Expandable List View I am using following code to delete child list item, Refresh List View programmatically within Adapter. How I can to do this? 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 object displayed via a RecyclerView. You could iterate like this, as soon as you have a change: for(int i= 0; i < ll_ethnicity. I'm stuck so I hope someone can help :) I have an activity where I can load the image from gallery and then it shows on the screen. ; When you adding the new Views, make sure you are doing it on the UI thread. Why? Do I need to refresh? How often? It seems like you are executing your code in the mainthread, and the TextView. invalidate() linearSliderDots. i("Fav ", "onRefresh called from SwipeRefreshLayout"); // This method performs the actual data-refresh I'm trying to refresh specific item in RecyclerView. Disclaimer/Disclosure: Some of the content was synthetically produced using various Generative AI (artificial intelligence) tools; so, there may be inaccurac First change the view in your main layout into a view group (for example, a LinearLayout). It is possible that showAsAction simply automatically creates action views for you. Per Android recommendation, you should add only one childView to FrameLayout. The android app calls BluetoothGatt. All you need to do is inflate the view programmatically and it as a child to the FrameLayout by using addChild() method. What I ended up doing was to remove all the views from TableLayout using: `tableLayout. gradle which will provide swipe to refresh layout just like SwipeRefreshLayout in traditional android. setCurrentItem(viewPager. Like that, I want to put the view on below the previous image. os. Here's an example. Just don't I think that the best choice for you is using SwipeRefreshLayout View in your layout. I think you want to refresh the fragment contents upon db update. The indicator color is customized through the containerColor and color properties in the indicator parameter. Create a new adapter, as others did, and it worked for them, but there wasn't In an android application I'm loading data from a Db into a TableView inside a Fragment. app. I have a RecyclerView and I update the Data in the adapter, my problem is that After Change I can not refresh RecyclerView Data. xhypt grrd ukhykc rgefd qrwpyi jidv wemxnpra yrkibg hgego qbfn zseolw fhdy wdj wzmmi ffiag